$129+ Cheap flights from San Antonio (SAT) to Reagan-National (DCA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — DCA
Jul 17 — Jul 241
Round-trip
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Antonio to Washington, D.C. Reagan-National are usually found in September or August, booked 77 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from San Antonio to Reagan-National
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to Reagan-NationalExplore the most affordable flight options available from San Antonio to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 17, 2026.
Explore the most affordable flight options available from San Antonio to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 17, 2026.
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:45 am
SAT
- DCA
2 stops8h 15m
Southwest
Sun 7/197:55 pm
DCA
- SAT
1 stop6h 15m
Southwest
Deal found 6/15![Southwest logo]()
$314
This Booking.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Mon 7/137:00 am
DCA
- SAT
1 stop12h 44m
Frontier
Deal found 6/13![Frontier logo]()
$315
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:47 pm
SAT
- DCA
1 stop5h 06m
American Airlines
Wed 7/156:32 pm
DCA
- SAT
Nonstop3h 41m
American Airlines
Deal found 6/15![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:40 pm
SAT
- DCA
1 stop6h 10m
Southwest
Mon 7/276:15 am
DCA
- SAT
1 stop5h 10m
Southwest
Deal found 6/12![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:40 am
SAT
- DCA
2 stops12h 00m
Southwest
Sat 9/1212:45 pm
DCA
- SAT
2 stops8h 05m
Southwest
Deal found 6/11![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:20 am
SAT
- DCA
1 stop5h 07m
Delta
Mon 8/106:59 am
DCA
- SAT
1 stop5h 11m
Delta
Deal found 6/14![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:45 am
SAT
- DCA
2 stops7h 55m
Southwest
Mon 9/146:50 am
DCA
- SAT
1 stop5h 20m
Southwest
Deal found 6/12![Southwest logo]()
$330
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:30 am
SAT
- DCA
1 stop5h 26m
United Airlines
Tue 7/710:30 am
DCA
- SAT
1 stop6h 59m
United Airlines
Deal found 6/13![United Airlines logo]()
$333
This Trip.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:39 pm
SAT
- DCA
1 stop25h 20m
Frontier
Thu 8/66:00 pm
DCA
- SAT
1 stop25h 54m
Frontier
Deal found 6/15![Frontier logo]()
$335
This Trip.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Wed 8/51:59 pm
DCA
- SAT
1 stop29h 55m
Frontier
Deal found 6/12![Frontier logo]()
$336
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:55 pm
SAT
- DCA
1 stop8h 40m
Southwest
Tue 7/76:05 am
DCA
- SAT
1 stop6h 05m
Southwest
Deal found 6/12![Southwest logo]()
$338
Best flights from San Antonio to Reagan-NationalDiscover carefully curated flight deals from San Antonio to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 17, 2026.
Discover carefully curated flight deals from San Antonio to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 17, 2026.
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:05 pm
SAT
- DCA
1 stop7h 40m
Southwest
Mon 9/76:50 am
DCA
- SAT
1 stop5h 20m
Southwest
Deal found 6/15![Southwest logo]()
$324
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:25 am
SAT
- DCA
1 stop5h 22m
Delta
Sun 9/136:10 am
DCA
- SAT
1 stop6h 55m
Delta
Deal found 6/12![Delta logo]()
$329
This Booking.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Sun 7/196:00 pm
DCA
- SAT
1 stop25h 44m
Frontier
Deal found 6/11![Frontier logo]()
$393
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:29 am
SAT
- DCA
1 stop6h 16m
Delta
Sun 8/236:05 am
DCA
- SAT
1 stop6h 44m
Delta
Deal found 6/12![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:10 am
SAT
- DCA
2 stops7h 50m
Southwest
Sat 8/296:10 am
DCA
- SAT
1 stop6h 30m
Southwest
Deal found 6/13![Southwest logo]()
$334
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:00 pm
SAT
- DCA
1 stop5h 59m
Delta
Fri 8/146:00 am
DCA
- SAT
1 stop4h 48m
Delta
Deal found 6/14![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:45 am
SAT
- DCA
1 stop7h 29m
Delta
Mon 11/306:00 am
DCA
- SAT
1 stop6h 20m
Delta
Deal found 6/12![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:35 am
SAT
- DCA
2 stops9h 10m
Southwest
Fri 7/246:55 am
DCA
- SAT
1 stop8h 45m
Southwest
Deal found 6/13![Southwest logo]()
$394
Last-minute flights from San Antonio to Reagan-NationalDiscover last-minute flight deals from San Antonio to Reagan-National. Data last updated June 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Reagan-National. Data last updated June 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:30 am
SAT
- DCA
1 stop5h 26m
United Airlines
Tue 7/710:30 am
DCA
- SAT
1 stop6h 59m
United Airlines
Deal found 6/13![United Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:25 am
SAT
- DCA
1 stop9h 30m
Southwest
Tue 7/1411:35 am
DCA
- SAT
1 stop4h 45m
Southwest
Deal found 6/12![Southwest logo]()
$334
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:55 pm
SAT
- DCA
1 stop8h 40m
Southwest
Tue 7/76:05 am
DCA
- SAT
1 stop6h 05m
Southwest
Deal found 6/12![Southwest logo]()
$338
This Expedia deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:39 pm
SAT
- DCA
1 stop25h 20m
Frontier
Sun 7/127:00 am
DCA
- SAT
1 stop12h 44m
Frontier
Deal found 6/13![Frontier logo]()
$339
This Booking.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Mon 7/137:00 am
DCA
- SAT
1 stop12h 44m
Frontier
Deal found 6/13![Frontier logo]()
$315
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/912:37 pm
SAT
- DCA
1 stop9h 22m
Delta
Mon 7/137:37 pm
DCA
- SAT
1 stop5h 43m
Delta
Deal found 6/12![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:47 pm
SAT
- DCA
1 stop5h 06m
American Airlines
Wed 7/156:32 pm
DCA
- SAT
Nonstop3h 41m
American Airlines
Deal found 6/15![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:45 am
SAT
- DCA
2 stops8h 15m
Southwest
Sun 7/197:55 pm
DCA
- SAT
1 stop6h 15m
Southwest
Deal found 6/15![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:40 pm
SAT
- DCA
1 stop6h 10m
Southwest
Mon 7/276:15 am
DCA
- SAT
1 stop5h 10m
Southwest
Deal found 6/12![Southwest logo]()
$324
This Trip.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Wed 8/51:59 pm
DCA
- SAT
1 stop29h 55m
Frontier
Deal found 6/12![Frontier logo]()
$336
This Trip.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:39 pm
SAT
- DCA
1 stop25h 20m
Frontier
Thu 8/66:00 pm
DCA
- SAT
1 stop25h 54m
Frontier
Deal found 6/15![Frontier logo]()
$335
One-way flights from San Antonio to Reagan-NationalSearch for one-way flight options from San Antonio to Reagan-National. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
Search for one-way flight options from San Antonio to Reagan-National. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
This Trip.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:49 pm
SAT
- DCA
1 stop16h 02m
Frontier
Deal found 6/16![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:49 pm
SAT
- DCA
1 stop25h 10m
Frontier
Deal found 6/13![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:08 am
SAT
- DCA
1 stop9h 50m
Frontier
Deal found 6/16![Frontier logo]()
$135
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:25 am
SAT
- DCA
1 stop5h 20m
Southwest
Deal found 6/12![Southwest logo]()
$140
This Super.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:39 pm
SAT
- DCA
1 stop20h 20m
Frontier
Deal found 6/13![Frontier logo]()
$141
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:20 am
SAT
- DCA
1 stop6h 22m
Delta
Deal found 6/16![Delta logo]()
$145
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:20 pm
SAT
- DCA
2 stops6h 35m
Southwest
Deal found 6/13![Southwest logo]()
$150
This Orbitz deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:49 pm
SAT
- DCA
1 stop16h 00m
Frontier
Deal found 6/13![Frontier logo]()
$155
This Super.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:39 pm
SAT
- DCA
1 stop25h 20m
Frontier
Deal found 6/12![Frontier logo]()
$160
This Super.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:39 pm
SAT
- DCA
1 stop16h 12m
Frontier
Deal found 6/13![Frontier logo]()
$161
This Expedia deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:39 pm
SAT
- DCA
1 stop20h 20m
Frontier
Deal found 6/14![Frontier logo]()
$163
Find flight deals from San Antonio to Reagan-National
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (Southwest) |
One-way from | $129 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $419 |
Good round-trip deal | $353 or less |
Good one-way deal | $188 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 17, 2026.
Use the filters below to find and compare flights from San Antonio to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Fri 9/4
2:05 pm-10:45 pm
1 stop7h 40m
Washington, D.C. Reagan-National
Mon 9/7
6:50 am-11:10 am
1 stop5h 20m
$324
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Sat 8/8
6:25 am-12:47 pm
1 stop5h 22m
Washington, D.C. Reagan-National
Sun 9/13
6:10 am-12:05 pm
1 stop6h 55m
$329
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Thu 8/20
11:29 am-6:45 pm
1 stop6h 16m
Washington, D.C. Reagan-National
Sun 8/23
6:05 am-11:49 am
1 stop6h 44m
$329
Quickest round-trip
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Mon 8/3
4:00 pm-10:59 pm
1 stop5h 59m
Washington, D.C. Reagan-National
Fri 8/14
6:00 am-9:48 am
1 stop4h 48m
$329
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Wed 11/25
10:45 am-7:14 pm
1 stop7h 29m
Washington, D.C. Reagan-National
Mon 11/30
6:00 am-11:20 am
1 stop6h 20m
$329
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Sat 8/22
6:10 am-3:00 pm
2 stops7h 50m
Washington, D.C. Reagan-National
Sat 8/29
6:10 am-11:40 am
1 stop6h 30m
$334
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Sun 7/12
7:39 pm-12:51 pm
1 stop16h 12m
Washington, D.C. Reagan-National
Sun 7/19
6:00 pm-6:44 pm
1 stop25h 44m
$393
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Sat 7/18
6:35 am-4:45 pm
2 stops9h 10m
Washington, D.C. Reagan-National
Fri 7/24
6:55 am-2:40 pm
1 stop8h 45m
$394
Cheapest one-way
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Wed 8/12
10:46 am-7:34 pm
1 stop7h 48m
$145
San AntonioWashington, D.C.
SAT - DCA
SATDCA
San Antonio
Tue 9/8
1:55 pm-10:38 pm
1 stop7h 43m
$145
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Reagan-National
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Reagan-National in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Antonio-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Antonio to Reagan-National
Have a flexible travel schedule? Discover the best time to fly to Reagan-National from San Antonio with our price prediction graph.
SAT-DCA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Washington, D.C. Reagan-National Airport
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How far ahead should I book a flight from San Antonio to Washington, D.C. Reagan-National Airport?
The best time to book flights from San Antonio to Washington, D.C. Reagan-National Airport is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Antonio to Washington, D.C. Reagan-National Airport?
Currently, September is the cheapest month in which you can book a flight from San Antonio to Washington, D.C. Reagan-National Airport (average of $272). Flying from San Antonio to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $485). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAT to DCA?
Find hourly flight availability from San Antonio to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 17, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Washington, D.C. Reagan-National Airport as you normally would.
What’s the top layover airport for flights from San Antonio to Washington, D.C. Reagan-National Airport?
Share of 1-stop round-trip flights from San Antonio to Washington, D.C. Reagan-National Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (MDW) – chosen by Cheapflights users on 67% of 1-stop itineraries from San Antonio to Washington, D.C. Reagan-National Airport on Cheapflights.
What’s the cheapest layover airport for flights from San Antonio to Washington, D.C. Reagan-National Airport?
Average round-trip fare for 1-stop flights from San Antonio to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $184.
What’s the fastest layover option from San Antonio to Washington, D.C. Reagan-National Airport?
Shortest average travel time for 1-stop one-way flights from San Antonio to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 6h 35m.
Which airport typically offers the quickest layover for flights from San Antonio to Washington, D.C. Reagan-National Airport?
Average layover duration for 1-stop one-way flights from San Antonio to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (MDW) offer the fastest connection on this route, with an average layover time of 1h 43m.
Reviews of airlines servicing Reagan-National
Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated June 17, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from San Antonio to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Reagan-National Airport?
Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locationsAlexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Laurel
Hanover
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley
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San Antonio and Reagan-National flights
Browse other San Antonio and Reagan-National flight options. Last updated on June 17, 2026.
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Top 5 airlines flying from San Antonio to Reagan-National
Discover the top 5 airlines that operate flights from San Antonio to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$143 | Average$291 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$338 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$240 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$348 | FlexibilityNo cancel fee | On-time69% |