The cheapest times to fly from DFW to SAT are

  • August 6th to February 25th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DFW to SAT is mid December. Prices can be as high as $546 for Friday flights during late June, or as low as $219 for Tuesday flights around mid December.


When to Fly to San Antonio

Flying from Dallas/Fort Worth, TX (DFW) to San Antonio, TX (SAT) will usually cost between $219 to $352 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid December with an average ticket price of $222. Due to high demand the most expensive time to fly is late June, with an average price of $343. Planning your trip to low-cost times can easily save you $122 on economy flights and even more on first-class flights. Generally, any price below $241 can be considered a good price for a round-trip DFW to SAT flight.

See below for a graph of average weekly prices for the DFW to SAT route. All prices are for round-trip tickets in USD.

DFW to SAT Flight Prices

Compared to other flights, the DFW to SAT flight is much cheaper than the average and costs much less than the average flight leaving from Dallas. The average price per mile (for a direct flight) is $0.61, which is above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $13 (5%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $252. Return trip prices are from the SAT to DFW flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DFW to SAT can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 26 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from DFW to SAT while comparing.

Destination alternative #1: Victoria Regional Airport (VCT) in Victoria, TX

  • 105 miles (169 km) away from SAT
  • Usually 21.83% less expensive than SAT
  • Nonstop flights available

See DFW to VCT flights

Destination alternative #2: Austin – Bergstrom International Airport (AUS) in Austin, TX

  • 66 miles (106 km) away from SAT
  • Usually 16.22% less expensive than SAT
  • Nonstop flights available

See DFW to AUS flights

Destination alternative #3: Del Rio International Airport (DRT) in Del Rio, TX

  • 148 miles (238 km) away from SAT
  • Usually 0.62% less expensive than SAT
  • Nonstop flights available

See DFW to DRT flights


Flight Questions Answered

Still have questions about flying from DFW to SAT? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Alaska, American, Delta, Frontier, Sun Country Airlines, United, and potentially more during busy seasons.

How far away is it from San Antonio International Airport to Dallas/Fort Worth International Airport?

The distance between the two airports is roughly 247 miles or 398 kilometers.

How long does it take to fly from DFW to SAT?

The real-world flight time for a nonstop DFW to SAT flight is about 1 hour 26 minutes.

How many flights go between Dallas/Fort Worth, TX and San Antonio, TX?

It depends on the day of the week and the date, but a typical day might have around 42 available flights from DFW to SAT.


Airport Location Info


Departing Airport

Origination code DFW
Origination airport name Dallas/Fort Worth International Airport
City Dallas/Fort Worth, TX
Country the United States
Latitude 32.9
Longitude -97

Return Airport

Destination code SAT
Destination airport name San Antonio International Airport
City San Antonio, TX
Country the United States
Latitude 29.5
Longitude -98.5


Late and Early Flight Data

Flights from DFW to SAT tend to depart later than the average flight. According to our recently updated data, 34% of flights departed 5 or more minutes late, and 11% of flights left 5 or more minutes early. On average you can expect to leave SAT heading for DFW about 14 minutes late. This does significantly impact arrival time, as the average landing time in San Antonio, TX is about 12 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • American: 14 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.