Cologne to Sofia bus with FlixBus

Tue, Jun 02
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Union Ivkoni International
Union Ivkoni
Karat-S
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The cheapest and fastest buses from Cologne to Sofia

Showing times and prices for Jun 02

Cheapest price

$107

Average price

$108

Fastest journey

1 d 9 h 5 m

Average duration

1 d 12 h 43 m

Buses per day

2

Distance

1541 km

Cheap tickets

The best way to find a cheap bus ticket from Cologne to Sofia is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Cologne to Sofia will cost around $108 if you buy it on the day, but the cheapest tickets can be found for only $107.

Fast buses

It's difficult to get from Cologne to Sofia without transferring at least once.

  • FlixBusFlixBus · FlixBus
    11:30 PM33h05
    Köln, Kennedystraße (Köln Bonn Flughafen)
    9:35 AMСофия, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)
    $1071One-way
    1 transfer
  • FlixTrainFlixTrain+FlixBusFlixBus · FlixBus
    4:14 PM40h21
    Cologne Hbf
    9:35 AMСофия, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)
    $1081One-way
    2 transfers

Travel Information

Compare bus and flight for Cologne to Sofia

Omio recommends booking the flight as it is the most popular option from Cologne to Sofia among Omio's users. If you are prioritising price take the bus with prices starting from $74. For those with little time consider booking a flight which can get you there in 3h 5m. In case you are seeking to minimise your carbon footprint the bus is your best bet as it emits only 1.5 - 3.9kg. The ticket price range depends on the travel mode: a bus costs an average of $74, and a flight costs an average of $30.

Distance: 957 miles (1541 km)

Compare bus with

Bus
Most popular
Flight
Driving

$127

Average price

Cheapest

$217

Average price

$474

Average price

(fuel + tolls)

30h 45m

Average total duration

30h 15m

Onboard

+

30m

Additional time*

6h 5m

Average total duration

Fastest

3h 5m

Onboard

+

3h 0m

Additional time*

19h 24m

Average total duration

(door-to-door)

1.5 - 3.9kg

CO2 emissions

Lowest

4.6 - 9.2kg

CO2 emissions

-

CO2 emissions

FlixBus

Most popular bus company

Malta Air

Most popular airline

Your own car or car rental

Direct Options

Direct Options

Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

The cheapest way to travel from Cologne to Sofia is a bus with an average price of $127 (€102).

This is compared to other travel options from Cologne to Sofia:

A bus is $90 (€73) less than a flight for this route with tickets for a flight from Cologne to Sofia costing on average $217 (€175).

The fastest way to travel from Cologne to Sofia is by flight with an average journey time of 3h 5m.

Other travel options to Sofia take longer:

Bus takes on average 30h 15m.

It's helpful to compare your options as there are 2 ways to travel between Cologne and Sofia including taking a bus and flight.
We recommend using the flight as it is the most popular way to get from Cologne to Sofia among Omio's users.
Take the bus. It's the cheapest way to make this trip, and the price gap is usually bigger than people expect.

Tickets start at around $127 (€102) compared to roughly $474 (€382) in fuel and tolls — a saving of about $347 (€279). The journey takes 30h 15m versus 19h 24m by car, so you'll arrive a bit later, but you can use the time productively rather than spending it behind the wheel. No parking to sort, no fuel stops, and most coaches have Wi-Fi and power outlets.

Direct services are operated by Union Ivkoni International, Union Ivkoni.

Driving is worth considering if you're on a tight schedule, travelling as a group (where fuel costs split several ways), or want the flexibility to stop along the way.

Cologne to Sofia Bus Timetables

OperatorDeparture TimeArrival TimeDurationDeparture daysCheapest price
Operator
FlixBus
Departure Time
10:40AM
Arrival Time
08:00PM
Duration
32h20
Departure days
Thu
Cheapest price
$119
Operator
FlixBus
Departure Time
10:45AM
Arrival Time
08:00PM
Duration
32h15
Departure days
Sun
Cheapest price
$110
Operator
FlixBus
Departure Time
11:05AM
Arrival Time
11:45PM
Duration
35h40
Departure days
Wed
Cheapest price
$128
Operator
FlixBus
Departure Time
11:20AM
Arrival Time
08:00PM
Duration
31h40
Departure days
Mon, Fri, Sat
Cheapest price
$109
Operator
FlixBus
Departure Time
01:50PM
Arrival Time
06:30AM
Duration
39h40
Departure days
Mon, Sat
Cheapest price
$109
Operator
FlixBus
Departure Time
04:14PM
Arrival Time
09:35AM
Duration
40h21
Departure days
Mon, Tue, Wed, Fri, Sat, Sun
Cheapest price
$108
Operator
Departure Time
04:15PM
Arrival Time
10:00PM
Duration
28h45
Departure days
Mon
Cheapest price
$152
Operator
Departure Time
04:30PM
Arrival Time
11:00PM
Duration
29h30
Departure days
Fri
Cheapest price
$152
Operator
FlixBus
Departure Time
05:01PM
Arrival Time
11:10AM
Duration
41h09
Departure days
Sun
Cheapest price
$132
Operator
FlixBus
Departure Time
11:30PM
Arrival Time
09:35AM
Duration
33h05
Departure days
Everyday
Cheapest price
$107
Operator
FlixBus
Departure Time
11:35PM
Arrival Time
11:10AM
Duration
34h35
Departure days
Thu, Sat, Sun
Cheapest price
$106

Live departures

Cologne to Sofia bus times

The table below shows live departures for Cologne to Sofia buses for today, Monday, June 1. You can also manually refresh the results below to see updated bus journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
FlixBusFlixBus · FlixBus11:20 AM Köln, Kennedystraße (Köln Bonn Flughafen)
31h40
8:00 PM София, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)1 transfer
FlixBusFlixBus · FlixBus1:50 PM Köln, Kennedystraße (Köln Bonn Flughafen)
39h40
6:30 AM София, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)1 transfer
FlixBusFlixBus · FlixBus1:50 PM Köln, Kennedystraße (Köln Bonn Flughafen)
32h55
11:45 PM София, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)1 transfer
FlixTrainFlixTrain+FlixBusFlixBus · FlixBus4:14 PM Cologne Hbf
40h21
9:35 AM София, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)2 transfers
Union Ivkoni4:15 PM Köln, Köln Bonn Flughafen (Terminal 2)
28h45
10:00 PM Sofiya, Avtogara Serdika (София, Автогара Сердика)0 transfersDirect
FlixBusFlixBus · FlixBus11:30 PM Köln, Kennedystraße (Köln Bonn Flughafen)
33h05
9:35 AM София, Централна Aвтогара 2 (Sofia, Centralna Avtogara 2)1 transfer

This is the last bus of the day.

Find all the dates and times for this journey

Compare prices and tickets Cologne to Sofia by bus or flight

Compare bus and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Tue
Jun 02
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Thu
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Why should you book Cologne to Sofia buses with Omio?

FlixBus as well as Union Ivkoni International, Union Ivkoni, Karat-S and more offer buses services from Cologne to Sofia.
Omio is an official ticket reseller for all your travel options from Cologne to Sofia.

Why book with Omio vs FlixBus?

  • Compare with other providers: On Omio, you can not only buy tickets for FlixBus, but also compare tickets for the likes of Union Ivkoni International, Union Ivkoni or Karat-S to find the best option for your trip from Cologne to Sofia.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare FlixBus with all available travel options, which are bus and flight to ensure you get the best deal for traveling from Cologne to Sofia.

Why book with Omio over Wanderu, Trainline or Checkmybus?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Union Ivkoni International, Union Ivkoni or Karat-S to find the best option for your trip from Cologne to Sofia.
  • Multiple modes of transport: Omio allows you to compare travel options including bus and flight to find the ideal travel option from Cologne to Sofia.

Journey information

Overview: Bus from Cologne to Sofia

GermanyGermany
BulgariaBulgaria
Icon of bus

Buses from Cologne to Sofia run on average 4 times per day, taking around 30h 15m. Cheap bus tickets for this journey start at $74 (€59) but you can travel from only $30 (€24) by flight.

The earliest bus runs at 01:45, the last at 23:55. The fastest bus covers the 957 miles (1541 km) distance in 28h 45m.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Flight from $30 (€24)
Distance
957 miles (1541 km)
Average bus duration
30h 15m
Cheapest ticket price
$74 (€59)
Buses per day
4
Fastest bus
28h 45m
First bus
1:45 AM
Last bus
11:55 PM
Cheapest Month
Dec
Cheapest Day
Mon
High Season
Jul - Sep
Low Season
Jan - Mar
Busiest Day
Tue
Least Busy Day
Sun
Best time to book
7 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Flight from $30 (€24)

Bus providers: FlixBus, Union Ivkoni International, Union Ivkoni, Karat-S from Cologne to SofiaYou can travel by bus between Cologne to Sofia with FlixBus, Union Ivkoni International, Union Ivkoni, Karat-S for as low as $30 (€24). When you search for schedules and tickets, Omio will show you the best journey

FlixBus

About
FlixBus is one of Europe’s leading low-cost bus companies, founded in Germany and now offering long-distance services across Europe and the United States. In addition to its extensive daytime network, FlixBus also operates overnight buses on select European routes. Standard amenities include free Wi-Fi, power outlets to charge devices, extra legroom, luggage space, and onboard toilets, with snacks and drinks available for purchase. FlixBus offers a single Standard ticket type for all routes, which includes one carry-on bag and one checked bag per passenger. Additional fees apply for extra luggage and for reserving specific seats, such as Extra Seats, Table Seats, or Panorama Seats. This combination of affordability, comfort, and wide coverage makes FlixBus a popular choice for budget-conscious travelers.
Luggage & cancellation policy
Average Duration
32h 55m
Cheapest Price
$74 (€59)
FlixBus frequency
4 a day
Luggage included
One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Additional luggage
Additional luggage can be purchased for a fee.
Cancellation Policy
You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority boarding; Wheelchair-accessible buses.
Bikes
Bikes are allowed for a fee; must be booked.
Pets
Small pets in carriers allowed; guide dogs travel for free.

Karat-S

About
Karat-S is a prominent bus operator based in Sofia, Bulgaria, with an extensive transportation network across Europe. The company offers both national and international bus services, connecting various cities in countries like Germany, France, Italy, Spain, and Serbia, in addition to numerous routes within Bulgaria. Karat-S is known for its affordable and punctual services, making it a popular choice for both tourists and daily commuters. Amenities often include air conditioning, adjustable seats, and sometimes Wi-Fi and restrooms, though availability can vary by vehicle. Karat-S operates over 18 daily departures and has a strong presence with offices and points of sale across Europe.
Luggage & cancellation policy
Luggage included
One carry-on bag up to 10kg (55x40x20) and one checked bag up to 25kg (70x50x30).
Additional luggage
10€ per additional bag up to 25 kg.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a full refund. No refunds for cancellations within 24 hours.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Accessible restrooms.
Bikes
Bikes are allowed; must be packed in a bike bag.
Pets
Small pets allowed in carriers; larger pets must be leashed and muzzled.

Union Ivkoni International

About
Union Ivkoni International is a prominent bus company based in Sofia, Bulgaria, established in 1992. It is recognized as the largest bus carrier in Bulgaria and a leader in bus transport across Europe. The company offers extensive services, including regular bus lines, bus rentals, and bus tours, with over 715 daily departures to more than 100 towns in Bulgaria and over 150 towns in Central and Western Europe, Greece, and Turkey. Union Ivkoni also operates its own tourist brand, Uni Holidays, providing various excursions, vacations, and plane tickets.
Luggage & cancellation policy
Average Duration
28h 0m
Cheapest Price
$133 (€107)
Union Ivkoni International frequency
1 a day
Luggage included
One carry-on bag up to 25 lbs and one checked bag up to 50 lbs.
Additional luggage
10 USD per additional bag.
Cancellation Policy
You can cancel your ticket up to 30 minutes before departure for a full refund in the form of a travel credit.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Service animals allowed.
Bikes
Bikes are allowed.

Union Ivkoni

Luggage & cancellation policy
Union Ivkoni frequency
1 a day

Complete guide to Sofia

Things to do in Sofia

Discover the best of Sofia — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Sofia trip today.

  • Must visit

National Archaeological Museum

One of Bulgaria’s key archaeology museums, housed in a former mosque. Highlights include Thracian, Roman, and medieval artifacts of major national importance.

  • Recommended

National Museum of History

Bulgaria’s largest museum, covering prehistoric finds, medieval treasures, and modern history. A strong choice for understanding the country beyond Sofia’s city center.

  • Recommended

Regional History Museum Sofia

Set in the former Central Mineral Baths building, this museum presents Sofia’s development from Roman Serdica to the modern capital in an elegant historic setting.

Bulgarian Lev

Affordable by European capital standards. Meals, coffee, and local transport are good value; central hotels cost more.

Average meal costs

Budget
BGN 10-18 for street food or a simple lunch.
Mid-range
BGN 25-45 per person at a casual restaurant.
Fine dining
BGN 80+ per person at upscale restaurants.
Coffee
BGN 3-6 for a cappuccino or latte.

Tipping culture

About 10% in restaurants if service is good; check if a service charge is added. Round up for taxis. Small tips are appreciated in cafes, bars, salons, and for hotel staff.

FAQs: Bus from Cologne to Sofia

Find answers to the most common questions about traveling from Cologne to Sofia by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Sofia, this guide helps you travel smarter and with confidence.

FAQs
Cheap bus tickets from Cologne to Sofia can start from as little as $74 (€59) when you book in advance. The average bus ticket price for Cologne to Sofia is $127 (€102) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by bus from Cologne to Sofia is 28h 45m to travel the 957 miles (1541 km) long journey. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest bus from Cologne to Sofia leaves at 1:45 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from Cologne to Sofia leaves at 11:55 PM.
There are 4 buses a day from Cologne to Sofia which require at least one change with FlixBus, Union Ivkoni International, Union Ivkoni, Karat-S. Schedules can vary on holidays or weekends with fewer buses.
When taking a bus from Cologne to Sofia, you can count on FlixBus, Union Ivkoni International, Union Ivkoni, Karat-S for the best way to get you to Sofia. You can also check all possible bus companies who offer a service between Cologne and Sofia and compare the amenities they offer before buying a bus ticket.
A trip to Sofia from Cologne is worth doing but not as a day trip with a journey time of 28h 45m each way. Check with Omio app the best way to travel.
The cheapest month for a bus from Cologne to Sofia is December.
It's helpful to compare your options as there are 2 ways to travel between Cologne and Sofia including taking a bus and flight.
Yes, the following accessibility options are available when taking the bus from Cologne to Sofia:
  • Karat-S
    • Assistance
    • Priority seating
    • Accessible restrooms.
  • FlixBus
    • Assistance
    • Priority boarding
    • Wheelchair-accessible buses.
  • Union Ivkoni International
    • Assistance
    • Priority seating
    • Service animals allowed.
Yes, there are bathrooms on board the bus from Cologne to Sofia for bus company FlixBus, Union Ivkoni International, Karat-S.
Some of the most interesting sights to explore in Sofia are:
  • Alexander Nevsky Cathedral, a stunning Orthodox cathedral known for its impressive architecture and golden domes
  • Vitosha Boulevard, a vibrant pedestrian street lined with shops, cafes, and restaurants
  • National Palace of Culture, a multifunctional conference and exhibition center surrounded by beautiful gardens
  • Boyana Church, a UNESCO World Heritage site famous for its medieval frescoes
  • Sofia Central Mineral Baths, a historic building showcasing beautiful architecture and housing a museum.
The best things to do in Sofia include:
  • Borisova Gradina, a large and scenic park ideal for leisurely walks and outdoor activities
  • Sofia Zoo, one of the oldest and largest zoos in the Balkans, home to a wide variety of animals
  • Sofia History Museum, offering insights into the city's rich past and cultural heritage
  • Serdika Archaeological Complex, where you can explore ancient Roman ruins in the heart of the city
  • Sofia Opera and Ballet, where you can enjoy world-class performances in a beautiful setting.
Whether you can cancel your bus ticket from Cologne to Sofia depends on the bus companies:
  • Karat-S
    • You can cancel your ticket up to 24 hours before departure for a full refund. No refunds for cancellations within 24 hours.
  • FlixBus
    • You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
  • Union Ivkoni International
    • You can cancel your ticket up to 30 minutes before departure for a full refund in the form of a travel credit.
Yes, bikes are allowed on board the bus with bus company FlixBus, Union Ivkoni International, Karat-S.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.
Yes, there is food available to purchase on board the bus from Cologne to Sofia.
Yes, the following luggage options are included when booking a bus ticket from Cologne to Sofia:
  • Karat-S
    • One carry-on bag up to 10kg (55x40x20) and one checked bag up to 25kg (70x50x30).
  • FlixBus
    • One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
  • Union Ivkoni International
    • One carry-on bag up to 25 lbs and one checked bag up to 50 lbs.
Yes, the following additional luggage options are available when booking a bus ticket from Cologne to Sofia:
  • Karat-S
    • 10€ per additional bag up to 25 kg.
  • FlixBus
    • Additional luggage can be purchased for a fee.
  • Union Ivkoni International
    • 10 USD per additional bag.
Yes, you can bring your pet on the bus from Cologne to Sofia. The following conditions apply:
  • Karat-S
    • Small pets allowed in carriers
    • larger pets must be leashed and muzzled.
  • FlixBus
    • Small pets in carriers allowed
    • guide dogs travel for free.
You can reserve your seat on the bus from Cologne to Sofia with the following bus company: FlixBus, Union Ivkoni International, Karat-S
Yes, there are USB plugs on board the bus from Cologne to Sofia with the following bus company: FlixBus, Union Ivkoni International, Karat-S.
Yes, there is Wifi on board the bus from Cologne to Sofia with the following bus company: FlixBus, Union Ivkoni International, Karat-S.
Since both Cologne and Sofia are in the Schengen Area, a passport is not required for European Union (EU) or Schengen-associated country citizens. A national ID card is sufficient.
We recommend using the flight as it is the most popular way to get from Cologne to Sofia among Omio's users.
The currency used in Bulgaria is the Bulgarian Lev (BGN). Travelers can use both cash and cards, but cash is widely preferred in smaller towns and markets, while cards are accepted in most hotels, restaurants, and larger stores in cities.
In Sofia, travelers should be cautious of pickpocketing, especially in crowded areas like markets, public transport, and popular tourist sites. Taxi scams are common; using official taxis with meters or ride-hailing apps is recommended to avoid overcharging. Avoid unlicensed guides and be wary of distraction techniques used by thieves. Overall, staying alert and securing personal belongings helps ensure a safe visit.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular bus stations

Popular bus stations from Cologne to Sofia

Cologne
Sofia
The major bus station for departures in Cologne is Köln, Kennedystraße (Bonn Flughafen). Find all the information you need to know about services, amenities and connections at Köln, Kennedystraße (Bonn Flughafen) for your trip from Cologne to Sofia.
Amenities at bus station
WifiWifi
ParkingParking
ATMATM
AccessibilityAccessibility
WCWC
information
ticketOfficeHours
Distance to city center
13 km
carConnection
Car connection
Kennedystraße
Wifi
Wifi
  • Free Wi-Fi
Accessibility
Accessibility
  • Elevators, ramps
WC
WC
  • Available in the station.
Köln, Köln Bonn Flughafen (Terminal 2)WifiParkingATMTaxisAccessibilityWCTicket Office
Amenities at bus station
WifiWifi
ParkingParking
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
Ticket OfficeTicket Office
information
ticketOfficeHours
Ticket Office Hours
  • 00:00-23:59
ticketOfficeHours
Distance to city center
13 km
carConnection
Car connection
Kennedystrasse
Wifi
Wifi
  • Free Wi-Fi
Taxis
Taxis
  • Available outside Terminal 2 arrivals area.
Accessibility
Accessibility
  • Elevators, ramps
WC
WC
  • Available in the station.
Public transit options for Köln, Köln Bonn Flughafen (Terminal 2)
  • Bus: SB60 Train: S13, S19
Köln, ZOBWifiParkingDiningATMTaxisAccessibilityWCTicket Office
Amenities at bus station
WifiWifi
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
Ticket OfficeTicket Office
information
ticketOfficeHours
Ticket Office Hours
  • 06:00-22:00
ticketOfficeHours
Distance to city center
1 km
carConnection
Car connection
Breslauer Platz
Wifi
Wifi
  • Free Wi-Fi
Dining
Dining
  • Cafeteria im ZOB (in the station)
  • McDonald's (0.2 km)
  • Vapiano (0.5 km).
Taxis
Taxis
  • Available outside the main entrance.
Accessibility
Accessibility
  • Elevators, ramps
WC
WC
  • Available in the station.
Public transit options for Köln, ZOB
  • Bus: 132, 133, 250 Metro: U5, U18 Train: S6, S11, S12
HomeBusesBus tickets to SofiaCologne to Sofia bus

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