$128+ Cheap flights from Houston 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEA
Jul 20 — Jul 271
Round-trip
1 adult, Economy
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Cheapest flights from Houston to WashingtonExplore the most affordable flight options available from Houston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
Explore the most affordable flight options available from Houston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:14 pm
IAH
- PDX
1 stop24h 37m
Frontier
Tue 7/145:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Deal found 6/16![Frontier logo]()
$286
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:55 pm
IAH
- BLI
1 stop19h 46m
Multiple Airlines
Sun 9/134:59 pm
BLI
- IAH
2 stops49h 53m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$287
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:59 pm
IAH
- PDX
1 stop15h 40m
Frontier
Tue 10/135:35 pm
PDX
- IAH
1 stop23h 28m
Frontier
Deal found 6/16![Frontier logo]()
$290
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Mon 8/105:49 pm
PDX
- IAH
1 stop16h 33m
Frontier
Deal found 6/16![Frontier logo]()
$291
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:41 pm
IAH
- PDX
1 stop29h 43m
Frontier
Sun 8/236:19 pm
PDX
- IAH
1 stop23h 56m
Frontier
Deal found 6/16![Frontier logo]()
$294
This Booking.com deal was found by Cheapflights users on 6/18. 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.
Sat 8/16:02 am
IAH
- GEG
1 stop8h 23m
Alaska Airlines
Sat 8/85:00 am
GEG
- IAH
1 stop6h 35m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$298
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:16 pm
IAH
- GEG
1 stop6h 55m
Alaska Airlines
Wed 8/265:52 am
GEG
- IAH
1 stop9h 21m
Alaska Airlines
Deal found 6/15![Alaska Airlines logo]()
$299
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Tue 8/115:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Deal found 6/15![Frontier logo]()
$300
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Thu 8/136:49 pm
PDX
- IAH
1 stop15h 33m
Frontier
Deal found 6/16![Frontier logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/276:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Tue 8/255:56 pm
PDX
- IAH
1 stop14h 38m
Frontier
Deal found 6/19![Frontier logo]()
$304
This Delta deal was found by Cheapflights users on 6/17. 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 7/137:01 pm
IAH
- GEG
1 stop6h 54m
Delta
Wed 7/227:59 pm
GEG
- IAH
2 stops12h 00m
Delta
Deal found 6/17![Delta logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 8/1710:09 pm
IAH
- PDX
1 stop21h 02m
Frontier
Sat 8/2212:20 pm
PDX
- IAH
1 stop10h 35m
Frontier
Deal found 6/20![Frontier logo]()
$305
Best flights from Houston to WashingtonDiscover carefully curated flight deals from Houston to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Houston to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:02 am
IAH
- GEG
1 stop8h 23m
Alaska Airlines
Thu 8/65:00 am
GEG
- IAH
1 stop6h 35m
Alaska Airlines
Deal found 6/15![Alaska Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 6/17. 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 9/187:00 pm
IAH
- GEG
1 stop6h 57m
Delta
Mon 9/215:40 am
GEG
- IAH
1 stop5h 49m
Delta
Deal found 6/17![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Mon 7/138:32 am
IAH
- GEG
1 stop7h 30m
American Airlines
Thu 7/233:00 pm
GEG
- IAH
1 stop6h 34m
American Airlines
Deal found 6/19![American Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 6/17. 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 9/11:05 pm
HOU
- PDX
1 stop7h 10m
Southwest
Wed 9/25:50 am
PDX
- HOU
1 stop9h 05m
Southwest
Deal found 6/17![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/18. 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 9/99:30 am
IAH
- PDX
Nonstop4h 24m
United Airlines
Sun 9/137:10 am
PDX
- IAH
Nonstop4h 14m
United Airlines
Deal found 6/18![United Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Thu 8/206:16 pm
IAH
- GEG
1 stop6h 55m
Alaska Airlines
Sat 8/2212:49 pm
GEG
- IAH
1 stop22h 42m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$299
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.
Mon 7/207:01 pm
IAH
- GEG
1 stop6h 54m
Delta
Thu 7/236:20 am
GEG
- IAH
2 stops9h 33m
Delta
Deal found 6/16![Delta logo]()
$304
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:16 pm
IAH
- GEG
1 stop6h 55m
Alaska Airlines
Wed 8/265:52 am
GEG
- IAH
1 stop9h 21m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 6/17. 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 9/188:00 am
HOU
- GEG
1 stop9h 00m
Southwest
Mon 9/214:20 pm
GEG
- HOU
1 stop5h 45m
Southwest
Deal found 6/17![Southwest logo]()
$373
This Delta deal was found by Cheapflights users on 6/19. 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 9/137:50 am
IAH
- GEG
1 stop6h 12m
Delta
Mon 9/147:46 pm
GEG
- IAH
2 stops12h 11m
Delta
Deal found 6/19![Delta logo]()
$354
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.
Mon 7/277:50 pm
HOU
- GEG
1 stop7h 35m
Southwest
Wed 7/2912:35 pm
GEG
- HOU
2 stops7h 40m
Southwest
Deal found 6/15![Southwest logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 9/222:34 pm
IAH
- GEG
1 stop9h 51m
Alaska Airlines
Wed 9/235:52 am
GEG
- IAH
1 stop9h 21m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/19. 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 8/87:30 am
IAH
- GEG
2 stops14h 02m
Delta
Mon 8/1010:56 pm
GEG
- IAH
1 stop7h 41m
Delta
Deal found 6/19![Delta logo]()
$354
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:28 am
IAH
- PSC
2 stops12h 12m
American Airlines
Thu 9/105:05 am
PSC
- IAH
1 stop6h 29m
American Airlines
Deal found 6/16![American Airlines logo]()
$434
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:45 pm
IAH
- SEA
Nonstop4h 51m
United Airlines
Thu 9/247:11 am
SEA
- IAH
Nonstop4h 23m
United Airlines
Deal found 6/15![United Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 6/19. 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 8/106:00 am
HOU
- SEA
1 stop6h 05m
Southwest
Sat 8/155:30 am
SEA
- HOU
2 stops9h 25m
Southwest
Deal found 6/19![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 6/19. 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 7/132:21 pm
IAH
- GEG
2 stops11h 41m
Delta
Tue 7/2111:30 am
GEG
- IAH
2 stops10h 29m
Delta
Deal found 6/19![Delta logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 10/286:15 pm
IAH
- PDX
Nonstop4h 35m
Alaska Airlines
Sat 10/319:28 am
PDX
- IAH
1 stop12h 31m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$367
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:00 am
IAH
- SEA
Nonstop4h 47m
United Airlines
Mon 8/1011:49 pm
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 6/16![United Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 6/19. 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 8/55:30 pm
HOU
- PDX
1 stop6h 25m
Southwest
Mon 8/107:00 pm
PDX
- HOU
1 stop8h 50m
Southwest
Deal found 6/19![Southwest logo]()
$386
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:40 pm
IAH
- GEG
1 stop7h 26m
Delta
Tue 7/2110:48 pm
GEG
- IAH
1 stop7h 47m
Delta
Deal found 6/15![Delta logo]()
$359
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:41 am
HOU
- PSC
2 stops11h 07m
American Airlines
Thu 9/105:05 am
PSC
- HOU
2 stops10h 37m
American Airlines
Deal found 6/16![American Airlines logo]()
$484
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 9/12:34 pm
IAH
- PDX
1 stop9h 27m
Alaska Airlines
Wed 9/26:20 am
PDX
- IAH
1 stop8h 53m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 6/19. 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 7/177:55 pm
IAH
- SEA
Nonstop4h 47m
United Airlines
Fri 7/245:00 am
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 6/19![United Airlines logo]()
$457
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.
Mon 7/275:55 pm
HOU
- GEG
2 stops8h 40m
Southwest
Tue 7/285:35 am
GEG
- HOU
1 stop13h 00m
Southwest
Deal found 6/15![Southwest logo]()
$389
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.
Fri 8/141:13 pm
HOU
- GEG
1 stop10h 17m
Delta
Mon 8/1710:56 pm
GEG
- HOU
1 stop8h 54m
Delta
Deal found 6/16![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 6/18. 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 8/511:20 am
HOU
- PDX
2 stops8h 55m
Southwest
Sat 8/86:00 am
PDX
- HOU
1 stop6h 00m
Southwest
Deal found 6/18![Southwest logo]()
$391
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:16 pm
IAH
- PDX
Nonstop4h 34m
Alaska Airlines
Wed 9/307:00 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 6/19. 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 10/285:55 am
IAH
- PDX
1 stop9h 30m
Delta
Sat 10/316:04 am
PDX
- IAH
1 stop8h 31m
Delta
Deal found 6/19![Delta logo]()
$377
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:25 pm
IAH
- SEA
Nonstop4h 47m
United Airlines
Wed 8/197:00 am
SEA
- IAH
Nonstop4h 28m
United Airlines
Deal found 6/16![United Airlines logo]()
$519
Last-minute flights from Houston to WashingtonDiscover last-minute flight deals from Houston to Washington. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Washington. Data last updated June 20, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/17. 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.
Sat 7/46:30 am
IAH
- PDX
1 stop12h 27m
Frontier
Wed 7/85:21 pm
PDX
- IAH
1 stop15h 13m
Frontier
Deal found 6/17![Frontier logo]()
$306
This CheapOair deal was found by Cheapflights users on 6/20. 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.
Wed 7/86:14 pm
IAH
- PDX
1 stop24h 37m
Frontier
Wed 7/295:21 pm
PDX
- IAH
1 stop25h 53m
Frontier
Deal found 6/20![Frontier logo]()
$310
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:14 pm
IAH
- PDX
1 stop24h 37m
Frontier
Tue 7/145:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Deal found 6/16![Frontier logo]()
$286
This Delta deal was found by Cheapflights users on 6/17. 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 7/137:01 pm
IAH
- GEG
1 stop6h 54m
Delta
Wed 7/227:59 pm
GEG
- IAH
2 stops12h 00m
Delta
Deal found 6/17![Delta logo]()
$304
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:14 pm
IAH
- PDX
1 stop24h 22m
Frontier
Tue 7/215:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Deal found 6/16![Frontier logo]()
$313
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.
Sun 7/196:30 am
IAH
- GEG
1 stop7h 09m
Delta
Fri 7/2412:35 pm
GEG
- IAH
1 stop7h 00m
Delta
Deal found 6/16![Delta logo]()
$299
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Wed 7/225:21 pm
PDX
- IAH
1 stop15h 13m
Frontier
Deal found 6/15![Frontier logo]()
$312
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.
Mon 7/202:21 pm
IAH
- GEG
2 stops11h 41m
Delta
Thu 7/236:20 am
GEG
- IAH
2 stops9h 33m
Delta
Deal found 6/16![Delta logo]()
$309
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:30 am
IAH
- PDX
1 stop12h 01m
Multiple Airlines
Mon 8/1012:25 pm
PDX
- IAH
2 stops21h 57m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$308
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:30 am
IAH
- PDX
1 stop12h 06m
Frontier
Mon 7/275:49 pm
PDX
- IAH
1 stop16h 33m
Frontier
Deal found 6/15![Frontier logo]()
$294
This Expedia deal was found by Cheapflights users on 6/18. 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 7/226:30 am
IAH
- PDX
1 stop12h 06m
Frontier
Sun 7/266:49 pm
PDX
- IAH
1 stop15h 33m
Frontier
Deal found 6/18![Frontier logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/276:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Mon 8/246:17 pm
PDX
- IAH
1 stop16h 41m
Frontier
Deal found 6/19![Frontier logo]()
$304
One-way flights from Houston to WashingtonSearch for one-way flight options from Houston to Washington. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Houston to Washington. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Sat 7/258:43 pm
IAH
- GEG
1 stop25h 18m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$128
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.
Fri 7/104:09 pm
IAH
- GEG
1 stop9h 53m
Delta
Deal found 6/16![Delta logo]()
$150
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 7/297:55 pm
HOU
- GEG
1 stop6h 15m
Southwest
Deal found 6/15![Southwest logo]()
$150
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:43 pm
IAH
- PDX
1 stop22h 11m
Frontier
Deal found 6/16![Frontier logo]()
$170
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:02 pm
IAH
- PDX
2 stops43h 56m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$174
This Delta deal was found by Cheapflights users on 6/17. 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 7/132:21 pm
IAH
- GEG
2 stops11h 41m
Delta
Deal found 6/17![Delta logo]()
$175
This Southwest deal was found by Cheapflights users on 6/19. 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 7/256:35 pm
HOU
- GEG
1 stop7h 35m
Southwest
Deal found 6/19![Southwest logo]()
$175
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Deal found 6/15![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/218:02 pm
IAH
- PDX
2 stops22h 34m
Frontier
Deal found 6/18![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/226:00 am
IAH
- PDX
2 stops12h 36m
Frontier
Deal found 6/18![Frontier logo]()
$179
This Frontier deal was found by Cheapflights users on 6/18. 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.
Tue 7/76:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/18![Frontier logo]()
$181
This Super.com deal was found by Cheapflights users on 6/18. 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 7/310:08 pm
IAH
- PDX
1 stop20h 49m
Frontier
Deal found 6/18![Frontier logo]()
$182
Find flight deals from Houston to Washington
Keep the following information in mind while searching for Houston to Washington flight deals. Data was last updated June 20, 2026.
Round-trip from | $286 (Booking.com) |
|---|---|
One-way from | $128 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $469 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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 20, 2026.
Use the filters below to find and compare flights from Houston to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Sat 8/1
6:02 am-12:25 pm
1 stop8h 23m
Spokane
Thu 8/6
5:00 am-1:35 pm
1 stop6h 35m
$299
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Fri 9/18
7:00 pm-11:57 pm
1 stop6h 57m
Spokane
Mon 9/21
5:40 am-1:29 pm
1 stop5h 49m
$299
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Thu 8/20
6:16 pm-11:11 pm
1 stop6h 55m
Spokane
Sat 8/22
12:49 pm-1:31 pm
1 stop22h 42m
$299
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Tue 8/25
6:16 pm-11:11 pm
1 stop6h 55m
Spokane
Wed 8/26
5:52 am-5:13 pm
1 stop9h 21m
$299
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Mon 7/20
7:01 pm-11:55 pm
1 stop6h 54m
Spokane
Thu 7/23
6:20 am-5:53 pm
2 stops9h 33m
$304
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Mon 7/13
8:32 am-2:02 pm
1 stop7h 30m
Spokane
Thu 7/23
3:00 pm-11:34 pm
1 stop6h 34m
$349
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Tue 9/22
2:34 pm-10:25 pm
1 stop9h 51m
Spokane
Wed 9/23
5:52 am-5:13 pm
1 stop9h 21m
$349
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Sun 9/13
7:50 am-12:02 pm
1 stop6h 12m
Spokane
Mon 9/14
7:46 pm-9:57 am
2 stops12h 11m
$354
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Sat 8/8
7:30 am-7:32 pm
2 stops14h 02m
Spokane
Mon 8/10
10:56 pm-8:37 am
1 stop7h 41m
$354
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Mon 7/13
2:21 pm-12:02 am
2 stops11h 41m
Spokane
Tue 7/21
11:30 am-11:59 pm
2 stops10h 29m
$359
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Houston to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Houston with our price prediction graph.
IAH-GEG
HOU-GEG
IAH-SEA
IAH-BLI
HOU-PDX
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 Houston to Washington
HO1-USWA
IAH-GEG
HOU-GEG
IAH-SEA
IAH-BLI
What is the cheapest month to book a flight from Houston to State of Washington?
Currently, April is the cheapest month in which you can book a flight from Houston to State of Washington (average of $88). Flying from Houston to State of Washington in August is currently the most expensive (average of $813). 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 HOU to WA?
Find hourly flight availability from Houston 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 20, 2026.
It’s optimal to fly from Houston to State of Washington in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.
How much does it cost to fly round-trip from Houston to State of Washington?
How far ahead should I book a flight from Houston to State of Washington?
Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Houston to State of Washington?
Use this chart to determine the cheapest time to fly round-trip from Houston to Washington. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Houston to State of Washington flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 20, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Houston to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Food
7.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Houston 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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Search flights from Houston to Washington by cabin class
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Houston and Washington flights
Browse other Houston and Washington flight options. Last updated on June 20, 2026.
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Consider these flights traveling from Houston to Washington.
Top 7 airlines flying from Houston to Washington
Discover the top 7 airlines that operate flights from Houston 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$283 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$115 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$332 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$184 | Average$517 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$200 | Average$415 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$228 | Average$464 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$241 | Average$454 | FlexibilityNo cancel fee | On-time69% |