$119+ Cheap flights from San Antonio (SAT) to Washington
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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SEA
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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Cheapest flights from San Antonio to WashingtonExplore the most affordable flight options available from San Antonio to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
Explore the most affordable flight options available from San Antonio to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
This Southwest deal was found by Cheapflights users on 6/1. 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 7/295:55 pm
SAT
- SEA
1 stop8h 50m
Southwest
Tue 8/48:30 am
SEA
- SAT
1 stop11h 55m
Southwest
Deal found 6/1![Southwest logo]()
$264
This Delta deal was found by Cheapflights users on 6/2. 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 8/276:03 pm
SAT
- SEA
1 stop7h 56m
Delta
Sun 8/3011:59 pm
SEA
- SAT
1 stop9h 50m
Delta
Deal found 6/2![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 6/3. 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 7/285:55 pm
SAT
- SEA
1 stop8h 50m
Southwest
Fri 7/315:20 pm
SEA
- SAT
1 stop6h 00m
Southwest
Deal found 6/3![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Mon 7/135:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Fri 7/1711:49 pm
SEA
- SAT
1 stop6h 38m
United Airlines
Deal found 6/2![United Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 6/5. 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 7/285:55 pm
SAT
- SEA
2 stops7h 40m
Southwest
Tue 8/1111:00 pm
SEA
- SAT
1 stop9h 20m
Southwest
Deal found 6/5![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 6/3. 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 7/285:55 pm
SAT
- SEA
2 stops7h 40m
Southwest
Thu 7/305:35 pm
SEA
- SAT
1 stop6h 05m
Southwest
Deal found 6/3![Southwest logo]()
$272
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/255:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Wed 7/17:05 am
SEA
- SAT
1 stop6h 34m
United Airlines
Deal found 6/4![United Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 6/1. 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 8/206:03 pm
SAT
- SEA
1 stop7h 56m
Delta
Mon 8/249:35 am
SEA
- SAT
1 stop5h 39m
Delta
Deal found 6/1![Delta logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:32 pm
SAT
- SEA
1 stop15h 36m
Frontier
Mon 8/178:53 pm
SEA
- SAT
1 stop21h 18m
Frontier
Deal found 6/4![Frontier logo]()
$275
This Southwest deal was found by Cheapflights users on 6/2. 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 6/308:25 pm
SAT
- SEA
1 stop6h 15m
Southwest
Mon 7/132:25 pm
SEA
- SAT
1 stop8h 50m
Southwest
Deal found 6/2![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 6/2. 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 9/81:55 pm
SAT
- SEA
2 stops9h 50m
Southwest
Tue 9/151:45 pm
SEA
- SAT
1 stop6h 10m
Southwest
Deal found 6/2![Southwest logo]()
$279
This Expedia deal was found by Cheapflights users on 6/2. 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 9/175:17 pm
SAT
- GEG
1 stop7h 08m
Alaska Airlines
Wed 9/237:03 am
GEG
- SAT
1 stop7h 16m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$293
Best flights from San Antonio to WashingtonDiscover carefully curated flight deals from San Antonio to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
Discover carefully curated flight deals from San Antonio to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
This Delta deal was found by Cheapflights users on 6/2. 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 8/286:03 pm
SAT
- SEA
1 stop7h 56m
Delta
Mon 8/3111:59 pm
SEA
- SAT
1 stop9h 50m
Delta
Deal found 6/2![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 6/6. 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 7/117:45 pm
SAT
- SEA
1 stop6h 55m
Southwest
Tue 7/283:05 pm
SEA
- SAT
1 stop7h 15m
Southwest
Deal found 6/6![Southwest logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:11 pm
SAT
- PSC
1 stop8h 38m
Alaska Airlines
Wed 9/26:00 am
PSC
- SAT
1 stop8h 13m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Mon 8/174:12 pm
SAT
- SEA
1 stop7h 26m
United Airlines
Tue 8/187:11 am
SEA
- SAT
1 stop8h 45m
United Airlines
Deal found 6/6![United Airlines logo]()
$392
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 7/43:09 pm
SAT
- YKM
2 stops10h 50m
American Airlines
Fri 7/101:52 pm
YKM
- SAT
2 stops8h 06m
American Airlines
Deal found 6/3![American Airlines logo]()
$519
This Southwest deal was found by Cheapflights users on 6/3. 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 7/135:20 pm
SAT
- SEA
1 stop9h 35m
Southwest
Wed 7/1512:00 pm
SEA
- SAT
2 stops10h 35m
Southwest
Deal found 6/3![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 6/4. 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 8/2512:55 pm
SAT
- SEA
2 stops9h 20m
Southwest
Mon 8/319:45 am
SEA
- SAT
2 stops8h 30m
Southwest
Deal found 6/4![Southwest logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:44 pm
SAT
- SEA
Nonstop4h 26m
Alaska Airlines
Wed 8/1210:58 pm
SEA
- SAT
Nonstop4h 02m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 6/5. 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 7/102:26 pm
SAT
- SEA
1 stop8h 22m
Delta
Mon 7/1311:59 pm
SEA
- SAT
1 stop9h 50m
Delta
Deal found 6/5![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 6/2. 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 7/285:55 pm
SAT
- SEA
1 stop8h 50m
Southwest
Sat 8/110:50 am
SEA
- SAT
1 stop9h 40m
Southwest
Deal found 6/2![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:09 pm
SAT
- PUW
1 stop8h 47m
Alaska Airlines
Wed 10/286:03 am
PUW
- SAT
1 stop8h 10m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 6/3. 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 7/147:19 am
SAT
- PDX
1 stop7h 01m
Delta
Tue 7/2112:33 am
PDX
- SAT
1 stop9h 16m
Delta
Deal found 6/3![Delta logo]()
$411
This Southwest deal was found by Cheapflights users on 6/4. 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 7/75:55 pm
SAT
- SEA
2 stops7h 40m
Southwest
Thu 7/95:20 pm
SEA
- SAT
1 stop6h 00m
Southwest
Deal found 6/4![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 6/3. 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 6/294:44 pm
SAT
- PDX
1 stop7h 04m
Delta
Tue 7/75:14 pm
PDX
- SAT
1 stop5h 12m
Delta
Deal found 6/3![Delta logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/194:44 pm
SAT
- PDX
1 stop8h 46m
Alaska Airlines
Sat 7/258:19 am
PDX
- SAT
1 stop18h 41m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 6/2. 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 9/46:50 am
SAT
- PDX
1 stop7h 20m
Delta
Tue 9/81:00 pm
PDX
- SAT
1 stop8h 18m
Delta
Deal found 6/2![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/3. 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 7/88:25 pm
SAT
- SEA
1 stop6h 20m
Southwest
Sat 7/1811:10 am
SEA
- SAT
2 stops10h 10m
Southwest
Deal found 6/3![Southwest logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 6/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:44 pm
SAT
- GEG
1 stop9h 15m
Alaska Airlines
Tue 8/187:23 am
GEG
- SAT
1 stop6h 23m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 6/4. 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 6/266:03 pm
SAT
- PDX
1 stop7h 43m
Delta
Fri 7/312:33 am
PDX
- SAT
1 stop9h 13m
Delta
Deal found 6/4![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/5. 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 7/278:35 pm
SAT
- SEA
1 stop6h 20m
Southwest
Thu 7/305:30 am
SEA
- SAT
2 stops9h 25m
Southwest
Deal found 6/5![Southwest logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:55 pm
SAT
- GEG
1 stop9h 04m
Alaska Airlines
Wed 9/27:03 am
GEG
- SAT
1 stop6h 54m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 6/4. 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 6/266:03 pm
SAT
- PDX
1 stop7h 43m
Delta
Thu 7/212:33 am
PDX
- SAT
1 stop9h 13m
Delta
Deal found 6/4![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/6. 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.
Thu 7/308:35 pm
SAT
- SEA
1 stop6h 20m
Southwest
Mon 8/35:30 am
SEA
- SAT
2 stops9h 25m
Southwest
Deal found 6/6![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 6/2. 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 9/410:46 am
SAT
- PDX
1 stop10h 03m
Delta
Mon 9/711:20 pm
PDX
- SAT
1 stop9h 51m
Delta
Deal found 6/2![Delta logo]()
$417
This Expedia deal was found by Cheapflights users on 6/5. 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 7/234:44 pm
SAT
- PSC
1 stop7h 53m
Alaska Airlines
Sun 7/2612:56 pm
PSC
- SAT
1 stop14h 04m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 6/2. 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 7/148:25 pm
SAT
- GEG
1 stop5h 45m
Southwest
Tue 7/2810:20 am
GEG
- SAT
2 stops12h 15m
Southwest
Deal found 6/2![Southwest logo]()
$402
This Delta deal was found by Cheapflights users on 6/4. 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 8/144:49 pm
SAT
- GEG
1 stop6h 44m
Delta
Tue 8/186:00 am
GEG
- SAT
1 stop6h 53m
Delta
Deal found 6/4![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:02 am
SAT
- YKM
1 stop8h 13m
Alaska Airlines
Tue 6/301:52 pm
YKM
- SAT
1 stop13h 08m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$507
This Southwest deal was found by Cheapflights users on 6/2. 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 7/1812:40 pm
SAT
- PDX
2 stops8h 25m
Southwest
Tue 7/2112:35 pm
PDX
- SAT
2 stops10h 00m
Southwest
Deal found 6/2![Southwest logo]()
$424
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 6/216:03 pm
SAT
- PSC
1 stop7h 55m
Delta
Thu 6/251:51 pm
PSC
- SAT
1 stop8h 25m
Delta
Deal found 6/6![Delta logo]()
$435
Last-minute flights from San Antonio to WashingtonDiscover last-minute flight deals from San Antonio to Washington. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Washington. Data last updated June 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/5. 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 6/1612:36 pm
SAT
- SEA
1 stop5h 54m
Delta
Tue 7/711:59 pm
SEA
- SAT
1 stop9h 50m
Delta
Deal found 6/5![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/255:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Wed 7/17:05 am
SEA
- SAT
1 stop6h 34m
United Airlines
Deal found 6/4![United Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 6/2. 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 6/297:10 am
SAT
- SEA
1 stop7h 19m
Delta
Sun 7/55:30 am
SEA
- SAT
1 stop6h 10m
Delta
Deal found 6/2![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 6/2. 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 6/308:25 pm
SAT
- SEA
1 stop6h 15m
Southwest
Mon 7/132:25 pm
SEA
- SAT
1 stop8h 50m
Southwest
Deal found 6/2![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 6/5. 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 7/44:30 pm
SAT
- SEA
1 stop6h 45m
Southwest
Tue 7/1410:45 pm
SEA
- SAT
1 stop9h 35m
Southwest
Deal found 6/5![Southwest logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:39 pm
SAT
- PDX
1 stop22h 57m
Frontier
Tue 7/145:16 pm
PDX
- SAT
1 stop23h 28m
Frontier
Deal found 6/4![Frontier logo]()
$309
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Mon 7/135:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Fri 7/1711:49 pm
SEA
- SAT
1 stop6h 38m
United Airlines
Deal found 6/2![United Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 6/2. 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 7/275:35 pm
SAT
- SEA
1 stop5h 55m
Southwest
Fri 7/315:20 pm
SEA
- SAT
1 stop6h 00m
Southwest
Deal found 6/2![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 6/3. 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 7/285:55 pm
SAT
- SEA
1 stop8h 50m
Southwest
Fri 7/315:20 pm
SEA
- SAT
1 stop6h 00m
Southwest
Deal found 6/3![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 6/5. 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 7/285:55 pm
SAT
- SEA
2 stops7h 40m
Southwest
Tue 8/1111:00 pm
SEA
- SAT
1 stop9h 20m
Southwest
Deal found 6/5![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 6/3. 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 7/285:55 pm
SAT
- SEA
2 stops7h 40m
Southwest
Thu 7/305:35 pm
SEA
- SAT
1 stop6h 05m
Southwest
Deal found 6/3![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 6/1. 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 7/295:55 pm
SAT
- SEA
1 stop8h 50m
Southwest
Tue 8/48:30 am
SEA
- SAT
1 stop11h 55m
Southwest
Deal found 6/1![Southwest logo]()
$264
One-way flights from San Antonio to WashingtonSearch for one-way flight options from San Antonio to Washington. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
Search for one-way flight options from San Antonio to Washington. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This Southwest deal was found by Cheapflights users on 6/3. 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 6/199:40 pm
SAT
- SEA
1 stop6h 00m
Southwest
Deal found 6/3![Southwest logo]()
$119
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Thu 6/255:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Deal found 6/2![United Airlines logo]()
$124
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 7/308:23 pm
SAT
- SEA
1 stop6h 34m
American Airlines
Deal found 6/5![American Airlines logo]()
$126
This Delta deal was found by Cheapflights users on 6/5. 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 6/224:44 pm
SAT
- SEA
1 stop9h 22m
Delta
Deal found 6/5![Delta logo]()
$129
This Delta deal was found by Cheapflights users on 6/2. 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 8/216:04 pm
SAT
- SEA
1 stop7h 50m
Delta
Deal found 6/2![Delta logo]()
$133
This Southwest deal was found by Cheapflights users on 6/6. 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 8/412:55 pm
SAT
- SEA
2 stops9h 20m
Southwest
Deal found 6/6![Southwest logo]()
$134
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Fri 7/174:35 pm
SAT
- SEA
1 stop8h 35m
United Airlines
Deal found 6/2![United Airlines logo]()
$145
This Southwest deal was found by Cheapflights users on 6/2. 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 6/136:20 pm
SAT
- SEA
1 stop7h 50m
Southwest
Deal found 6/2![Southwest logo]()
$149
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sun 6/285:57 pm
SAT
- SEA
1 stop6h 45m
United Airlines
Deal found 6/3![United Airlines logo]()
$160
This Booking.com deal was found by Cheapflights users on 6/5. 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.
Wed 7/89:32 pm
SAT
- PDX
1 stop22h 32m
Frontier
Deal found 6/5![Frontier logo]()
$162
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 8/296:00 am
SAT
- PDX
1 stop6h 54m
American Airlines
Deal found 6/1![American Airlines logo]()
$163
This Southwest deal was found by Cheapflights users on 6/5. 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 7/178:35 pm
SAT
- SEA
1 stop6h 20m
Southwest
Deal found 6/5![Southwest logo]()
$164
Find flight deals from San Antonio to Washington
Keep the following information in mind while searching for San Antonio to Washington flight deals. Data was last updated June 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $264 (Southwest) |
One-way from | $119 (Southwest) |
Popular in | June |
Cheapest in | October |
Average price | $397 |
Good round-trip deal | $457 or less |
Good one-way deal | $276 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Washington 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 7, 2026.
Use the filters below to find and compare flights from San Antonio to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Fri 8/28
6:03 pm-11:59 pm
1 stop7h 56m
Seattle/Tacoma Intl
Mon 8/31
11:59 pm-11:49 am
1 stop9h 50m
$265
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Sat 7/11
7:45 pm-12:40 am
1 stop6h 55m
Seattle/Tacoma Intl
Tue 7/28
3:05 pm-12:20 am
1 stop7h 15m
$292
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Mon 7/13
5:20 pm-12:55 am
1 stop9h 35m
Seattle/Tacoma Intl
Wed 7/15
12:00 pm-12:35 am
2 stops10h 35m
$308
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 8/25
12:55 pm-8:15 pm
2 stops9h 20m
Seattle/Tacoma Intl
Mon 8/31
9:45 am-8:15 pm
2 stops8h 30m
$331
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 7/28
5:55 pm-12:45 am
1 stop8h 50m
Seattle/Tacoma Intl
Sat 8/1
10:50 am-10:30 pm
1 stop9h 40m
$332
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 7/7
5:55 pm-11:35 pm
2 stops7h 40m
Seattle/Tacoma Intl
Thu 7/9
5:20 pm-1:20 am
1 stop6h 00m
$342
San AntonioPasco
SAT - PSC
SATPSC
San Antonio
Sat 8/29
5:11 pm-11:49 pm
1 stop8h 38m
Pasco Tri Cities
Wed 9/2
6:00 am-4:13 pm
1 stop8h 13m
$349
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Wed 7/8
8:25 pm-12:45 am
1 stop6h 20m
Seattle/Tacoma Intl
Sat 7/18
11:10 am-11:20 pm
2 stops10h 10m
$383
Quickest round-trip
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Fri 8/7
4:44 pm-7:10 pm
Nonstop4h 26m
Seattle/Tacoma Intl
Wed 8/12
10:58 pm-5:00 am
Nonstop4h 02m
$387
San AntonioPullman
SAT - PUW
SATPUW
San Antonio
Sat 10/24
5:09 pm-11:56 pm
1 stop8h 47m
Pullman Moscow Regional
Wed 10/28
6:03 am-4:13 pm
1 stop8h 10m
$389
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from San Antonio to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from San Antonio with our price prediction graph.
SAT-SEA
SAT-PDX
SAT-GEG
SAT-PSC
SAT-YKM
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
SAT-USWA
SAT-SEA
SAT-PDX
SAT-GEG
SAT-PSC
What is the cheapest month to book a flight from San Antonio to State of Washington?
Currently, May is the cheapest month in which you can book a flight from San Antonio to State of Washington (average of $80). Flying from San Antonio to State of Washington in March is currently the most expensive (average of $188). 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 WA?
Find hourly flight availability from San Antonio to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 7, 2026.
When flying from San Antonio to State of Washington, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 16% versus a flight in the evening.
How much does it cost to fly round-trip from San Antonio to State of Washington?
How far ahead should I book a flight from San Antonio to State of Washington?
The best time to book flights from San Antonio to State of Washington is 74 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.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated June 7, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from San Antonio to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
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 Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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San Antonio and Washington flights
Browse other San Antonio and Washington flight options. Last updated on June 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Antonio to Washington flights
Consider these flights traveling from San Antonio to Washington.
Top 7 airlines flying from San Antonio to Washington
Discover the top 7 airlines that operate flights from San Antonio to Washington. 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$248 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$109 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$369 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$194 | Average$405 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$194 | Average$357 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$210 | Average$383 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$217 | Average$380 | FlexibilityNo cancel fee | On-time75% |