Cheap flights from Denver to San Antonio

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San Antonio travel tips

1) When is the Fiesta in San Antonio?

Fiesta takes place in San Antonio every year at the end of April. This 10-day multicultural celebration takes over the entire city. Here guests will find a lot of entertainment – the total number of events exceeds 100, making the Fiesta the largest celebration in Texas.

2) Walk along the King William historic area in San Antonio

The King William historic area spans 25 blocks south of downtown and east of the San Antonio River. In the late 19th century, German merchants founded this district, making it the city's most expensive and elegant residential area. There are stunning mansions (from Beauregard street to Guenther street). Don't miss the Steves House (1876), the Guenther House (1859), and the Pioneer Flour Mills.

3) Ride attractions at Six Flags near downtown San Antonio

Six Flags Fiesta Park is 15 minutes from downtown San Antonio. It is an amazing vacation spot for the whole family with many modern attractions – from roller coasters to water rafting on boats. A one-day ticket costs $30.

Travelers usually depart from Denver International, or Denver Union Station when they travel from Denver to San Antonio. Book your trip to arrive at San Antonio International, San Antonio, San Antonio Train Station, San Antonio-Patton Tareyton Tempo, or San Antonio-Pearl. The distance between Denver and San Antonio is 1281 km. The most popular airlines for this route are United Airlines, American Airlines, JetBlue Airways, Frontier Airlines, and Delta Air Lines. Denver and San Antonio have 165 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights6565-65
Fly direct with

Frontier Airlines on Mondays, Wednesdays, Fridays, and Saturdays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Denver to San Antonio

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
American AirlinesAALAAYesNo
JetBlue AirwaysJBUB6YesOpens 24 days before flight
Closes 2 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight

Frequently asked questions

How long does it take to travel from Denver to San Antonio?
A one-way nonstop (direct) flight between Denver and San Antonio takes around 2.2 hours.
What is the flight distance between Denver and San Antonio?
The flight distance between Denver and San Antonio is 1281 km.
What airlines offer nonstop (direct) flights between Denver and San Antonio?
Several carriers operate flights between Denver and San Antonio. Airlines offering nonstop (direct) flights include Frontier Airlines, United Airlines.
What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and Las Vegas, Los Angeles, Chicago, Minneapolis, Dallas, Washington, D.C., Orlando, Phoenix, San Francisco, Houston, San Diego, Austin, Atlanta, Paris, Philadelphia, New York, Miami, London, Seattle, Tampa.
What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and Las Vegas, Orlando, San Diego, Atlanta, Los Angeles, Phoenix, Washington, D.C., Chicago, Mexico City, Salt Lake City, Minneapolis, San Juan, Charlotte, San Francisco, Philadelphia, Colorado Springs, Fort Lauderdale, New York, Santa Ana, Raleigh.
Which airports are there in Denver?
Denver is mainly served by Denver International. But there are other airports nearby, including Rocky Mountain Metropolitan Airport, Centennial Airport.
What airports are near Denver?
The main airport in Denver is Denver International. It is also served by Colorado Springs, Laramie Regional, Eagle County Regional, Cheyenne Regional, Pueblo Memorial.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Laredo International, Piedras Negras International, Killeen–Fort Hood Regional, Corpus Christi International, Victoria Regional, Easterwood, Del Rio International.
What buses and trains depart from Denver?
A number of bus and train companies depart from Denver, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Denver and San Antonio?
What is Virtual Interlining and how do I use it?
Which airlines fly between Denver and San Antonio?
When's the best time to travel between Denver and San Antonio?
What flights operate between Denver and San Antonio?
How many airports are there near Denver?
How many airports are there near San Antonio?
Is it possible to reach Denver by bus or train?
What time do nonstop (direct) flights between Denver and San Antonio depart?
What time do nonstop (direct) flights between Denver and San Antonio arrive?
What time do flights between Denver and San Antonio depart?
What time do flights between Denver and San Antonio arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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