Cheap Flights from San Antonio, TX to Dallas, TX from $121

Return flight: Dallas – San Antonio

On Cheapflightsplus.com you will find 45 connecting flights from San Antonio to Dallas. You can compare airfare deals from 7 airlines and multiple travel sites from $121, book and save on cheap plane tickets and last minute offers. Also check out SAT-DFW flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Antonio to Dallas depends on and how to choose the most interesting flight option for you.

Distance between San Antonio and Dallas is 399 miles. Time difference between the cities is 0h. Airplanes depart 14:12 to 21:25 from 5 San Antonio airports and arrive 14:12 to 21:25 to 6 Dallas airports. Average flight time is 16h 49m.

  • The fastest flight 3h 34m
  • Average flight time 16h 49m
  • The earliest flight 14:12
  • The latest flight 21:25
  • Distance 248 ml

The cheapest months to travel to Dallas are october (from 121 $), september (from 121 $), december (from 266 $).

What is the lowest airfare San Antonio to Dallas?

The cheapest plane ticket found by our users is $121. This airfare is for economy class on one-way UA2157 flight by United Airlines for December 5, 2025 which leaves San Antonio in San Antonio at 16:14 am and arrives at Dallas Dallas/FT Worth Intl at 21:50.

Economy class
$121
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Business class
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First class
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Flight Schedule San Antonio (Texas) to Dallas (Texas)

14:12 — 22:45
8h 33m flight time
Find flight
from$314
14:12 — 16:58 San Antonio — Chicago
UA2443 United Airlines
3h 1m stop
19:59 — 22:45 Chicago — Dallas
UA1673 United Airlines
14:22 — 18:08
3h 46m flight time
Find flight
from$314
14:22 — 15:25 San Antonio — Houston
UA2063 United Airlines
1h 18m stop
16:43 — 18:08 Houston — Dallas
UA1964 United Airlines
14:22 — 19:48
5h 26m flight time
Find flight
from$314
14:22 — 15:25 San Antonio — Houston
UA2063 United Airlines
2h 58m stop
18:23 — 19:48 Houston — Dallas
UA382 United Airlines
16:14 — 21:50
5h 36m flight time
Find flight
from$121
16:22 — 17:25 San Antonio — Houston
UA2157 United Airlines
3h 8m stop
20:20 — 21:44 Houston — Dallas
UA1949 United Airlines
16:14 — 19:48
3h 34m flight time
Find flight
from$314
16:14 — 17:17 San Antonio — Houston
UA2157 United Airlines
1h 6m stop
18:23 — 19:48 Houston — Dallas
UA382 United Airlines
16:55 — 12:33+1day
19h 38m flight time
Find flight
from$266
16:55 — 19:00 San Antonio — Mexico City
VB165 VivaAerobus
14h 40m stop
09:40 — 12:33 Mexico City — Dallas
AM1682 Aeromexico
16:55 — 09:44+1day
16h 49m flight time
Find flight
from$280
16:55 — 19:00 San Antonio — Mexico City
VB165 VivaAerobus
12h stop
07:00 — 09:44 Mexico City — Dallas
Y4800 Volaris
17:59 — 21:50
3h 51m flight time
Find flight
from$314
17:59 — 19:02 San Antonio — Houston
UA582 United Airlines
1h 23m stop
20:25 — 21:50 Houston — Dallas
UA1949 United Airlines
17:59 — 22:59
5h flight time
Find flight
from$314
17:59 — 19:02 San Antonio — Houston
UA582 United Airlines
2h 40m stop
21:42 — 22:59 Houston — Dallas
UA1807 United Airlines
19:00 — 22:59
3h 59m flight time
Find flight
from$314
19:00 — 20:09 San Antonio — Houston
UA5739 United Airlines
1h 33m stop
21:42 — 22:59 Houston — Dallas
UA1807 United Airlines
19:37 — 12:33+1day
16h 56m flight time
Find flight
from$278
19:37 — 21:45 San Antonio — Mexico City
Y4751 Volaris
11h 55m stop
09:40 — 12:33 Mexico City — Dallas
AM1682 Aeromexico
19:55 — 12:15+1day
16h 20m flight time
Find flight
from$317
19:55 — 21:19 San Antonio — Denver
F92097 Frontier Airlines
2h 40m stop
23:59 — 05:31 Denver — Orlando
F92520 Frontier Airlines
4h 34m stop
10:05 — 12:15 Orlando — Dallas
NK194 Spirit Airlines
19:55 — 16:46+1day
20h 51m flight time
Find flight
from$317
19:55 — 21:19 San Antonio — Denver
F92097 Frontier Airlines
2h 40m stop
23:59 — 05:31 Denver — Orlando
F92520 Frontier Airlines
9h 9m stop
14:40 — 16:46 Orlando — Dallas
NK190 Spirit Airlines
20:40 — 18:55+1day
22h 15m flight time
Find flight
from$307
20:40 — 21:50 San Antonio — Monterrey
VB679 VivaAerobus
9h 40m stop
07:30 — 08:50 Monterrey — Queretaro
Y45552 Volaris
7h 30m stop
16:20 — 18:55 Queretaro — Dallas
VB582 VivaAerobus
20:40 — 17:48+1day
21h 8m flight time
Find flight
from$314
20:40 — 21:50 San Antonio — Monterrey
VB679 VivaAerobus
13h 35m stop
11:25 — 12:55 Monterrey — Guadalajara
VB3193 VivaAerobus
2h 23m stop
15:18 — 17:48 Guadalajara — Dallas
Y41800 Volaris
Full flight schedule will help you in detecting at what time planes fly from San Antonio to Dallas. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on December 12, 2025.

Popular Airlines on the Route

The flight San Antonio — Dallas is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 1 departures per week at the price of from $ 610 . And the most expensive tickets are offered by Hawaiian Airlines airline - from $ 628.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 45 flights with layovers on the route. The fastest connecting flight is UA2157 by United Airlines takes 3h 34m and the cheapest is UA2157 by United Airlines for $121.

  • AS - Alaska Airlines
    from $610
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  • F9 - Frontier Airlines
    from $317
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  • HA - Hawaiian Airlines
    from $628
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  • Y4 - Volaris
    from $278
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  • UA - United Airlines
    from $121
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  • VB - VivaAerobus
    from $266
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  • NK - Spirit Airlines
    from $323
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See more connecting flights

Airports

You can fly from San Antonio to Dallas from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).

San Antonio airports

  • Randolph AFB-RND
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  • Martindale AAF-MDA
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  • San Antonio-SAT
    from $121
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  • Kelly AFB-SKF
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  • Stinson Municipal-SSF
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Dallas airports

  • Addison-ADS
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  • Fort Worth Alliance-AFW
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  • Dallas North-DNE
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  • Dallas/FT Worth Intl-DFW
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  • Dallas Executive-RBD
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  • Love Field-DAL
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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