San Antonio, TX SAT to Denver, CO DEN flight with United

Fri, Nov 07
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1,000+ travel companies
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Journey information

Overview: San Antonio, TX to Denver, CO flight

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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
Bus from $93 (€76)
Distance
802 miles (1291 km)
Average flight duration
2h 19m
Cheapest ticket price
$146 (€119)
Flights per day
43
Direct flights
3
Fastest flight
2h 16m
Cheapest month to travel
January
First flight
00:59
Last flight
23:56

Key Takeaways

Train Ticket Prices
  • Budget Options: Train tickets from San Antonio, TX to Denver, CO start from as low as $146 (€119) if booked well in advance.
  • Standard Fares: Typically, trains cost $450 (€367) depending on the train type and class.
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
Bus from $93 (€76)

Travel Information

Compare bus, train, and flight for San Antonio, TX to Denver, CO

Omio recommends booking the bus as it is the most popular option from San Antonio, TX to Denver, CO among Omio's users. If you are prioritising price take the bus with prices starting from €76. For those with little time consider booking a flight which can get you there in 2h 19m. The ticket price range depends on the travel mode: a bus costs an average of €76, and a flight costs an average of €119.

Distance: 802 miles (1291 km)

Compare flight with

Flight
Most popular
Bus
Train

€367

Average price

€133

Average price

Cheapest

€350

Average price

5h 19m

Average total duration

Fastest

2h 19m

Onboard

+

3h 0m

Additional time*

22h 42m

Average total duration

22h 12m

Onboard

+

30m

Additional time*

45h 57m

Average total duration

45h 27m

Onboard

+

30m

Additional time*

United

Most popular airline

Greyhound

Most popular bus company

Amtrak

Most popular train company

Direct Options

Direct Options

Direct Options

Compare prices and tickets San Antonio, TX to Denver, CO by bus, train, or flight

Compare bus, train, 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.

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Nov 07
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Nov 13

Airlines: United from San Antonio, TX to Denver, COFind the best flights between San Antonio, TX to Denver, CO with Omio's travel partners United from $93 (€76). We can find you the best deals, schedules and tickets when comparing and booking the best trip.

United

About
United Airlines is one of the USA’s leading carriers, operating both domestic and international routes. For your next trip, you can choose from Economy, Premium Economy, and Business Class fares.
Luggage & cancellation policy
Average Duration
2h 20m
Cheapest Price
$224 (€183)
Luggage included
One carry-on bag (9 x 14 x 22 inches) and one personal item (9 x 10 x 17 inches)
Additional luggage
Checked baggage fees vary by route and fare class. Most economy tickets allow purchase of up to 2 checked bags
Cancellation Policy
Basic Economy tickets are non-refundable, other fares allow changes/cancellations with fee depending on fare type and elite status
Pregnant on board
Passengers can fly through the end of their 36th week for single pregnancies, 32nd week for multiple pregnancies. Medical certificate required within 4 weeks of flight
Unaccompagned minor
Children ages 5-14 can travel as unaccompanied minors with mandatory service. Ages 15-17 optional service available
Amenities on board the airplane
Wifi
USB plugs
Accessibility
United provides assistance for passengers with disabilities, including wheelchair assistance and support for passengers with visual or hearing impairments
Pets
Small dogs and cats in cabin, service animals allowed. Pets must be in approved carriers and booked in advance
Entertaiment on board

FAQs: San Antonio, TX to Denver, CO Flight

Find answers to the most common questions about traveling from San Antonio, TX to Denver, CO by flight. 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 flight, the cheapest option, or tips for making the most of your visit at Denver, CO, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from San Antonio, TX to Denver, CO can start from as little as $120 (€98) when you book in advance. The average flight ticket price for San Antonio, TX to Denver, CO is $260 (€211); 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 plane from San Antonio, TX to Denver, CO is 2 h 18 min   to travel the 800 mile (1290 km) long route, with around there are 39 flights per day. Journey times can vary on weekends and holidays.
The earliest flight from San Antonio, TX to Denver, CO leaves at 12: 59AM. Plan your trip with the Journey Planner   from Omio.
The latest flight from San Antonio, TX to Denver, CO leaves at 9: 05PM.
There are 39 flights a day from San Antonio, TX to Denver, CO which require at least one change with United. Schedules can vary on holidays or weekends with fewer flights.
For the best San Antonio, TX to Denver, CO flight to book, you can travel safely and comfortably with United. However, it's always good to check all possible airlines with services from San Antonio, TX to Denver, CO to compare what amenities they may offer.
The cheapest month for a flight from San Antonio, TX to Denver, CO is May.
You have options as you can travel from San Antonio, TX to Denver, CO 3 different ways: bus, train or flight.
Since neither San Antonio, TX nor Denver, CO are in the Schengen Area, passport requirements depend on the specific immigration rules of USA and USA. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 1 h between San Antonio, TX and Denver, CO all year round.
The best events to attend in Denver, CO include:
  • Denver Arts Festival, a vibrant celebration of local artists and their work featuring exhibitions, live music, and food
  • Great American Beer Festival, the largest beer festival in the U. S. Showcasing thousands of craft beers from across the country
  • Denver Film Festival, an annual event highlighting independent films and filmmakers with screenings, panels, and special events.
The best holidays to experience in Denver, CO include:
  • Memorial Day, the unofficial start of summer with vibrant outdoor activities and events
  • Independence Day, spectacular fireworks and lively celebrations throughout the city
  • Labor Day, pleasant weather perfect for enjoying Denver's parks and festivals.
The best seasons to visit Denver, CO are Spring or Fall. The best weather to explore Denver, CO is during May-September.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e. G. 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs).
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.

popular airports

Popular airports from San Antonio, TX to Denver, CO

San Antonio
Denver
The major airport for departures in San Antonio is San Antonio International Airport. Find all the information you need to know about services, amenities and connections at San Antonio International Airport for your trip from San Antonio to Denver.
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
HotelHotel
LoungeLounge
Lost and Found OfficeLost and Found Office
Car RentalCar Rental
information
ticketOfficeHours
Distance to city center
11 km
carConnection
Car connection
US-281, exit at Airport Blvd
Wifi
Wifi
  • Free Wi-Fi available throughout the airport.
Shopping
Shopping
  • Shops are located in both terminals, including Duty-Free and local souvenir shops.
Parking
Parking
  • Parking available on-site, approximately 2.4€ (CAD 3.50) per hour.
Dining
Dining
  • Restaurants are located in both terminals, including Tex-Mex and American cuisine. Top options include La Gloria and Rosario's.
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Ramps, assistance
WC
WC
  • Available throughout the airport in both terminals.
Hotel
Hotel
  • Hotels within walking distance, including the Hilton San Antonio Airport.
Lounge
Lounge
  • Lounges available, including the United Club in terminal B.
Lost and Found Office
Lost and Found Office
  • Lost and Found located in terminal A, near the baggage claim area.
Car Rental
Car Rental
  • Car rental services are available on-site from major providers like Hertz and Avis.
Public transit options for San Antonio International Airport
  • VIA Metropolitan Transit bus line 5, stop at San Antonio Intertiol Airport, 8 miles

More options for your journey from San Antonio, TX to Denver, CO

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