Cheap flights from Denver to San Antonio

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Travelers usually depart from Denver International, Denver Union Station, Denver Greyhound station, Denver, CO - Federal Center Station, or Denver, CO - Colorado Park & Ride 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-Probandt & King Roger, or San Antonio-Turimex Internacional. The distance between Denver and San Antonio is 1281 km. The most popular airlines for this route are Southwest Airline, Frontier Airlines, United Airlines, American Airlines, and Delta Air Lines. Denver and San Antonio have 169 direct flights per week.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights2643419-3317

Fly direct with

Frontier Airlines on Mondays, Thursdays, Fridays, and Sundays.

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

Southwest Airline on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Denver to San Antonio

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
Southwest AirlineSWAWNNoUnknownNo
Frontier AirlinesFFTF9NoUnknownNo
United AirlinesUALUAYesUnknownNo
American AirlinesAALAAYesUnknownNo
Delta Air LinesDALDLYesUnknownNo

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 Southwest Airline, Frontier Airlines, United Airlines.

What are the most popular routes to and from Denver?

Travelers frequently search for route combinations, such as Denver and Orlando International, Miami International, Los Angeles International, McCarran International, Fort Lauderdale–Hollywood International, Dallas/Fort Worth International, George Bush Intercontinental, Baltimore–Washington International, Southwest Florida International, Philadelphia International, Minneapolis–Saint Paul International.

What are the most popular routes to and from San Antonio?

Travelers frequently search for route combinations, such as San Antonio and McCarran International, Mexico City International, Denver International, San Francisco International, George Bush Intercontinental, Salt Lake City International, Louis Armstrong New Orleans International, Philadelphia International, Portland International, Sacramento International, El Paso International.

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, Eagle County Regional, Cheyenne Regional, Laramie 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, Laredo International, Nuevo Laredo International, Corpus Christi International, Piedras Negras International, Killeen–Fort Hood Regional, Easterwood, Del Rio International, Victoria Regional.

What buses and trains depart from Denver?

A number of bus and train companies depart from Denver, including Greyhound, Bustang.

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