$122+ Cheap flights from San Antonio (SAT) to Washington
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SEA
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Washington with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 September 29, 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 September 29, 2026.
This CheapOair deal was found by Cheapflights users on 9/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:29 pm -
1 stop14h 30m
Tue 11/1012:14 pm -
1 stop7h 20m
Deal found 9/26![Frontier logo]()
$254
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:29 pm -
1 stop14h 30m
Thu 11/59:13 pm -
1 stop22h 21m
Deal found 9/28![Frontier logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop20h 51m
Tue 10/2712:14 pm -
1 stop7h 20m
Deal found 9/29![Frontier logo]()
$260
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop20h 51m
Wed 10/2812:14 pm -
1 stop7h 20m
Deal found 9/25![Frontier logo]()
$261
This Expedia deal was found by Cheapflights users on 9/27. 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.
Fri 10/238:21 pm -
1 stop20h 51m
Tue 10/2712:14 pm -
1 stop7h 20m
Deal found 9/27![Frontier logo]()
$262
This Trip.com deal was found by Cheapflights users on 9/24. 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 10/228:21 pm -
1 stop20h 51m
Thu 10/299:13 pm -
1 stop22h 21m
Deal found 9/24![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/278:20 pm -
2 stops24h 34m
Tue 11/312:14 pm -
1 stop7h 20m
Deal found 9/29![Frontier logo]()
$267
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:44 pm -
1 stop21h 01m
Tue 11/1712:14 pm -
1 stop7h 20m
Deal found 9/28![Frontier logo]()
$276
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:47 pm -
1 stop20h 11m
Thu 10/299:13 pm -
1 stop22h 21m
Deal found 9/28![Frontier logo]()
$279
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:29 pm -
1 stop13h 16m
Thu 11/59:13 pm -
1 stop22h 21m
Deal found 9/24![Frontier logo]()
$280
This Expedia deal was found by Cheapflights users on 9/25. 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.
Fri 10/238:21 pm -
1 stop20h 51m
Fri 10/304:27 pm -
1 stop24h 58m
Deal found 9/25![Frontier logo]()
$284
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:21 pm -
1 stop20h 51m
Wed 10/2812:14 pm -
1 stop7h 20m
Deal found 9/24![Frontier logo]()
$287
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 September 29, 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 September 29, 2026.
This Southwest deal was found by Cheapflights users on 9/28. 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 10/199:20 pm -
1 stop6h 20m
Tue 10/203:00 pm -
1 stop6h 15m
Deal found 9/28![Southwest logo]()
$315
This Delta deal was found by Cheapflights users on 9/26. 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 11/1912:45 pm -
1 stop6h 08m
Tue 12/13:21 pm -
1 stop6h 44m
Deal found 9/26![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Wed 10/2811:45 am -
2 stops11h 13m
Tue 11/35:10 am -
1 stop5h 36m
Deal found 9/27![United Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 1/205:00 pm -
1 stop8h 53m
Sat 1/236:08 am -
1 stop7h 54m
Deal found 9/24![Alaska Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 9/29. 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 10/269:20 pm -
1 stop6h 20m
Fri 11/611:20 am -
2 stops9h 00m
Deal found 9/29![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 10/134:28 pm -
2 stops9h 31m
Sat 10/175:15 am -
2 stops8h 49m
Deal found 9/27![American Airlines logo]()
$673
This Southwest deal was found by Cheapflights users on 9/28. 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 11/26:05 pm -
1 stop8h 50m
Thu 11/511:20 am -
2 stops9h 00m
Deal found 9/28![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 9/24. 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 10/226:35 am -
1 stop7h 44m
Thu 10/295:04 pm -
1 stop5h 26m
Deal found 9/24![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/24. 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 12/165:50 am -
1 stop6h 45m
Tue 1/55:15 am -
2 stops8h 20m
Deal found 9/24![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 9/28. 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 11/116:02 pm -
1 stop7h 50m
Thu 11/125:04 pm -
1 stop5h 24m
Deal found 9/28![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/29. 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 10/206:30 pm -
2 stops7h 25m
Tue 10/275:35 am -
1 stop7h 45m
Deal found 9/29![Southwest logo]()
$320
This United Airlines deal was found by Cheapflights users on 9/27. 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 12/64:57 pm -
1 stop6h 17m
Sat 12/125:10 am -
1 stop5h 36m
Deal found 9/27![United Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 9/27. 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 11/46:10 am -
2 stops8h 50m
Mon 11/95:15 am -
2 stops8h 45m
Deal found 9/27![Southwest logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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.
Wed 12/95:00 pm -
1 stop8h 58m
Sat 12/125:01 am -
1 stop9h 01m
Deal found 9/27![Alaska Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 9/28. 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 10/2311:45 am -
2 stops12h 50m
Tue 10/2712:05 pm -
2 stops8h 10m
Deal found 9/28![Southwest logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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.
Wed 10/2810:36 am -
2 stops14h 14m
Sat 10/317:20 am -
2 stops12h 40m
Deal found 9/26![Alaska Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 1/275:00 pm -
1 stop8h 40m
Sat 1/306:15 am -
1 stop7h 47m
Deal found 9/24![Alaska Airlines logo]()
$506
This Southwest deal was found by Cheapflights users on 9/24. 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 12/145:50 am -
1 stop6h 45m
Mon 12/219:50 pm -
1 stop10h 15m
Deal found 9/24![Southwest logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 9/29. 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 10/315:26 pm -
1 stop8h 16m
Fri 11/63:18 pm -
1 stop23h 01m
Deal found 9/29![Alaska Airlines logo]()
$544
This Southwest deal was found by Cheapflights users on 9/24. 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 11/116:15 pm -
1 stop5h 40m
Wed 11/185:35 am -
2 stops9h 35m
Deal found 9/24![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 9/25. 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 11/238:00 pm -
1 stop6h 45m
Fri 11/275:30 am -
2 stops8h 45m
Deal found 9/25![Southwest logo]()
$394
This Priceline deal was found by Cheapflights users on 9/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:26 pm -
1 stop8h 16m
Sat 10/176:25 am -
1 stop7h 51m
Deal found 9/28![Alaska Airlines logo]()
$633
This Southwest deal was found by Cheapflights users on 9/25. 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 10/169:20 pm -
1 stop6h 20m
Mon 10/1911:10 am -
2 stops8h 05m
Deal found 9/25![Southwest logo]()
$396
This Priceline deal was found by Cheapflights users on 9/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:29 pm -
1 stop8h 27m
Wed 11/186:01 am -
1 stop8h 18m
Deal found 9/24![Alaska Airlines logo]()
$642
This Southwest deal was found by Cheapflights users on 9/28. 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 11/116:10 am -
2 stops8h 40m
Thu 11/1212:05 pm -
2 stops9h 50m
Deal found 9/28![Southwest logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 10/245:26 pm -
2 stops24h 57m
Wed 10/286:03 am -
1 stop8h 13m
Deal found 9/27![Alaska Airlines logo]()
$659
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 10/125:26 pm -
1 stop8h 30m
Fri 10/166:43 pm -
1 stop19h 33m
Deal found 9/27![Alaska Airlines logo]()
$691
This Southwest deal was found by Cheapflights users on 9/24. 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 10/225:25 am -
2 stops8h 15m
Thu 10/292:45 pm -
2 stops8h 40m
Deal found 9/24![Southwest logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 12/145:00 pm -
2 stops20h 56m
Thu 12/1712:30 pm -
2 stops9h 23m
Deal found 9/27![Alaska Airlines logo]()
$753
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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 12/183:01 pm -
2 stops22h 49m
Tue 12/223:13 pm -
2 stops21h 18m
Deal found 9/26![Alaska Airlines logo]()
$1,046
Last-minute flights from San Antonio to WashingtonDiscover last-minute flight deals from San Antonio to Washington. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Washington. Data last updated September 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:34 pm -
1 stop13h 14m
Tue 10/204:27 pm -
1 stop24h 59m
Deal found 9/28![Frontier logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop20h 51m
Tue 10/2712:14 pm -
1 stop7h 20m
Deal found 9/29![Frontier logo]()
$260
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop20h 51m
Wed 10/2812:14 pm -
1 stop7h 20m
Deal found 9/25![Frontier logo]()
$261
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:21 pm -
1 stop20h 51m
Wed 10/2812:14 pm -
1 stop7h 20m
Deal found 9/24![Frontier logo]()
$287
This Delta deal was found by Cheapflights users on 9/26. 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 10/214:45 pm -
1 stop9h 14m
Mon 10/265:04 pm -
1 stop5h 26m
Deal found 9/26![Delta logo]()
$377
This Trip.com deal was found by Cheapflights users on 9/24. 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 10/228:21 pm -
1 stop20h 51m
Thu 10/299:13 pm -
1 stop22h 21m
Deal found 9/24![Frontier logo]()
$266
This Expedia deal was found by Cheapflights users on 9/27. 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.
Fri 10/238:21 pm -
1 stop20h 51m
Tue 10/2712:14 pm -
1 stop7h 20m
Deal found 9/27![Frontier logo]()
$262
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:21 pm -
1 stop20h 51m
Fri 10/304:27 pm -
1 stop24h 58m
Deal found 9/29![Frontier logo]()
$276
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:47 pm -
1 stop20h 11m
Thu 10/299:13 pm -
1 stop22h 21m
Deal found 9/28![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/278:20 pm -
2 stops24h 34m
Tue 11/312:14 pm -
1 stop7h 20m
Deal found 9/29![Frontier logo]()
$267
This Delta deal was found by Cheapflights users on 9/27. 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 10/286:00 pm -
1 stop7h 31m
Tue 11/35:19 pm -
1 stop5h 11m
Deal found 9/27![Delta logo]()
$437
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:29 pm -
1 stop13h 16m
Thu 11/59:13 pm -
1 stop22h 21m
Deal found 9/24![Frontier logo]()
$280
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 September 29, 2026.
Search for one-way flight options from San Antonio to Washington. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Super.com deal was found by Cheapflights users on 9/28. 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.
Mon 10/198:21 pm -
1 stop20h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$122
This Trip.com deal was found by Cheapflights users on 9/28. 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 10/228:21 pm -
1 stop20h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$126
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:29 pm -
1 stop14h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$129
This CheapOair deal was found by Cheapflights users on 9/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:21 pm -
1 stop20h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 9/25. 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.
Sat 10/242:47 pm -
1 stop20h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:34 pm -
1 stop13h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Wed 10/2810:29 pm -
1 stop22h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$182
This Delta deal was found by Cheapflights users on 9/28. 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 10/317:50 am -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Wed 10/285:30 am -
2 stops9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/315:00 am -
2 stops10h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![American Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/208:21 pm -
3 stops48h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Thu 12/249:21 pm -
1 stop16h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$216
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 September 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $254 (CheapOair) |
One-way from | $122 (Cheapflightsfares) |
Popular in | July |
Cheapest in | October |
Average price | $349 |
Good round-trip deal | $437 or less |
Good one-way deal | $443 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 7,457,451 searches. Data last updated September 29, 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 San Antonio - SEA Seattle/Tacoma Intl
SATSEA
San Antonio
Wed 10/21
11:47 am-7:03 pm
1 stop9h 16m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$158
San AntonioSeattle
SAT San Antonio - SEA Seattle/Tacoma Intl
SATSEA
San Antonio
Mon 10/19
9:20 pm-1:40 am
1 stop6h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$158
San AntonioSeattle
SAT San Antonio - SEA Seattle/Tacoma Intl
SATSEA
San Antonio
Fri 10/23
6:54 pm-1:15 am
1 stop8h 21m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$158
San AntonioSeattle
SAT San Antonio - SEA Seattle/Tacoma Intl
SATSEA
San Antonio
Sat 10/24
11:47 am-9:15 pm
2 stops11h 28m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$163
San AntonioSeattle
SAT San Antonio - SEA Seattle/Tacoma Intl
SATSEA
San Antonio
Mon 11/9
5:30 am-2:39 pm
2 stops11h 09m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$163
San AntonioSpokane
SAT San Antonio - GEG Spokane
SATGEG
San Antonio
Wed 10/28
10:29 pm-6:38 pm
1 stop22h 09m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$182
San AntonioSpokane
SAT San Antonio - GEG Spokane
SATGEG
San Antonio
Sat 10/31
7:50 am-3:44 pm
1 stop9h 54m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
Quickest round-trip
San AntonioSpokane
SAT San Antonio - GEG Spokane
SATGEG
San Antonio
Sat 10/17
6:00 pm-10:00 pm
1 stop6h 00m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
San AntonioSpokane
SAT San Antonio - GEG Spokane
SATGEG
San Antonio
Wed 10/28
6:35 am-12:19 pm
1 stop7h 44m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
San AntonioSpokane
SAT San Antonio - GEG Spokane
SATGEG
San Antonio
Tue 10/27
6:35 am-12:19 pm
1 stop7h 44m
Spokane
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
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-GEG
SAT-PSC
SAT-PUW
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-GEG
SAT-PSC
SAT-PUW
What is the cheapest month to book a flight from San Antonio to State of Washington?
Currently, October is the cheapest month in which you can book a flight from San Antonio to State of Washington (average of $298). Flying from San Antonio to State of Washington in July is currently the most expensive (average of $422). 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 September 29, 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 25% versus a flight in the evening.
How much does it cost to fly round-trip from San Antonio to State of Washington?
Airfare is typical for this route at the moment.
San Antonio to State of Washington flights typically cost between $246 and $377 in November.The cheapest round-trip price found within the last 5 days was $254 on Frontier (Nov 2-Nov 10).
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 September 29, 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
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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 September 29, 2026.
Popular flight searches
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San Antonio to Washington flights
Consider these flights traveling from San Antonio to Washington.
Top 6 airlines flying from San Antonio to Washington
Discover the top 6 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 7,457,451 searches. Data last updated September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$252 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$403 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$444 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$216 | Average$422 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$217 | Average$458 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$432 | FlexibilityNo cancel fee | On-time69% |