The cheapest and fastest buses from Donostia-San Sebastian to Karlsruhe
Cheapest price
$106
Average price
$106
Fastest journey
23 h 5 m
Average duration
23 h 5 m
Buses per day
1
Distance
1017 km
The best way to find a cheap bus ticket from Donostia-San Sebastian to Karlsruhe is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Donostia-San Sebastian to Karlsruhe will cost around $106 if you buy it on the day, but the cheapest tickets can be found for only $106.
Of the 1 buses that leave Donostia-San Sebastian for Karlsruhe on Sat, Mar 07, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sat, Mar 07 the direct buses cover the 1017 km distance in an average of 23 h 5 m but if you time it right, some buses will get you there in just 23 h 5 m .
On Sat, Mar 07 the slowest buses will take 23 h 5 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare bus and train for Donostia-San Sebastian to Karlsruhe
Omio recommends booking the bus as it is the most popular option from Donostia-San Sebastian to Karlsruhe among Omio's users. If you are prioritising price take the bus with prices starting from $72. For those with little time consider booking a train which can get you there in 8h 36m. The ticket price range depends on the travel mode: a bus costs an average of $72, and a train costs an average of $203.
Distance: 631 miles (1017 km)
Compare bus with
Most popular Bus | Train |
|---|---|
$105 Average price Cheapest | $263 Average price |
18h 48m Average total duration 18h 18m Onboard + 30m Additional time* | 9h 6m Average total duration Fastest 8h 36m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
Donostia-San Sebastian to Karlsruhe bus times
The table below shows live departures for Donostia-San Sebastian to Karlsruhe buses for today, Friday, March 6. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 8:20 AM Donostia-San Sebastian | 21h40 | 6:00 AM Karlsruhe | 0 transfersDirect | |
![]() | 10:05 AM Donostia-San Sebastian | 23h45 | 9:50 AM Karlsruhe | 0 transfersDirect | |
| Saturday, March 7 | |||||
![]() | 3:00 AM Donostia-San Sebastian | 23h05 | 2:05 AM Karlsruhe | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Donostia-San Sebastian to Karlsruhe by bus or train
Compare bus and train 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.
Mar 07
Mar 08
Mar 09
Mar 10
Mar 11
Mar 12
Mar 13
Why should you book Donostia-San Sebastian to Karlsruhe buses with Omio?
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 BlaBlaCar Bus or Union Ivkoni - Unibus to find the best option for your trip from Donostia-San Sebastian to Karlsruhe.
- 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 train to ensure you get the best deal for traveling from Donostia-San Sebastian to Karlsruhe.
Why book with Omio over Wanderu, Trainline or Checkmybus?
- Compare with other providers: On Omio, you can also compare tickets for the likes of BlaBlaCar Bus or Union Ivkoni - Unibus to find the best option for your trip from Donostia-San Sebastian to Karlsruhe.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Donostia-San Sebastian to Karlsruhe.
Journey information
Overview: Bus from Donostia-San Sebastian to Karlsruhe
Buses from Donostia-San Sebastian to Karlsruhe run on average 8 times per day, taking around 18h 18m. Cheap bus tickets for this journey start at $72 (€59) if you book in advance.
The earliest bus runs at 00:25, the last at 23:55. The fastest bus covers the 631 miles (1017 km) distance in 20h 40m.
Distance 631 miles (1017 km) |
Average bus duration 18h 18m |
Cheapest ticket price $72 (€59) |
Buses per day 8 |
Fastest bus 20h 40m |
First bus 00:25 |
Last bus 23:55 |
Bus providers: FlixBus, BlaBlaCar Bus, Union Ivkoni - Unibus from Donostia-San Sebastian to KarlsruheYou can travel by bus between Donostia-San Sebastian to Karlsruhe with FlixBus, BlaBlaCar Bus, Union Ivkoni - Unibus for as low as $72 (€59). When you search for schedules and tickets, Omio will show you the best journey
FlixBus
BlaBlaCar Bus
Union Ivkoni - Unibus
FAQs: Bus from Donostia-San Sebastian to Karlsruhe
Find answers to the most common questions about traveling from Donostia-San Sebastian to Karlsruhe 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 Karlsruhe, this guide helps you travel smarter and with confidence.

- BlaBlaCar Bus
- Assistance
- Priority boarding
- Accessible seating options.
- FlixBus
- Assistance
- Priority boarding
- Wheelchair-accessible buses.
- BlaBlaCar Bus
- You can cancel your ticket up to 30 minutes before departure for a refund in the form of a voucher.
- 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.
- BlaBlaCar Bus
- One carry-on bag up to 7kg and one checked bag up to 20kg.
- FlixBus
- One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
- BlaBlaCar Bus
- Additional luggage can be purchased for a fee.
- FlixBus
- Additional luggage can be purchased for a fee.
- FlixBus
- Small pets in carriers allowed
- guide dogs travel for free.
popular bus stations
Popular bus stations from Donostia-San Sebastian to Karlsruhe
- 06:00-22:00
- Free Wi-Fi
- Café de la Estación (in the station)
- Fast Food Express (in the station)
- Restaurante Aitzgorri (0.5 km).
- Available outside the main entrance.
- Elevators, ramps
- Available in the station.
- Bus: 28, 42, 45 Train: E2
Most popular bus connections from Donostia-San Sebastian
More options for your journey from Donostia-San Sebastian to Karlsruhe
Here are some other resources that might have the information you need
