$81+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEA
Apr 21 — Apr 281
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 March 22, 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 March 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/284:02 pm
IAH
- SEA
1 stop19h 25m
Frontier
Wed 5/67:50 pm
SEA
- IAH
2 stops16h 06m
Frontier
Deal found 3/18![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:45 am
IAH
- SEA
1 stop10h 20m
Frontier
Thu 4/307:12 pm
SEA
- IAH
1 stop12h 42m
Frontier
Deal found 3/20![Frontier logo]()
$210
This Expedia deal was found by Cheapflights users on 3/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:28 pm
IAH
- PDX
1 stop8h 23m
Frontier
Mon 5/118:46 pm
PDX
- IAH
1 stop13h 47m
Frontier
Deal found 3/20![Frontier logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/18. 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.
Fri 4/2410:49 am
IAH
- SEA
1 stop24h 38m
Frontier
Mon 4/277:12 pm
SEA
- IAH
1 stop17h 55m
Frontier
Deal found 3/18![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/153:32 pm
IAH
- SEA
1 stop19h 55m
Frontier
Mon 4/207:12 pm
SEA
- IAH
2 stops19h 42m
Frontier
Deal found 3/21![Frontier logo]()
$212
This Frontier deal was found by Cheapflights users on 3/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:15 am
IAH
- SEA
1 stop28h 12m
Frontier
Sat 5/27:12 pm
SEA
- IAH
1 stop11h 37m
Frontier
Deal found 3/17![Frontier logo]()
$213
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:45 am
IAH
- SEA
1 stop6h 52m
Frontier
Sun 4/1210:01 pm
SEA
- IAH
1 stop9h 53m
Frontier
Deal found 3/20![Frontier logo]()
$215
This CheapOair deal was found by Cheapflights users on 3/22. 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 4/147:45 am
IAH
- SEA
1 stop27h 42m
Frontier
Tue 4/217:12 pm
SEA
- IAH
1 stop17h 25m
Frontier
Deal found 3/22![Frontier logo]()
$216
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Sun 4/1910:49 am
IAH
- PDX
1 stop27h 01m
Frontier
Wed 4/2212:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/20![Frontier logo]()
$216
This Mytrip deal was found by Cheapflights users on 3/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/310:28 pm
IAH
- SEA
1 stop15h 09m
Frontier
Mon 4/1312:42 pm
SEA
- IAH
1 stop10h 06m
Frontier
Deal found 3/20![Frontier logo]()
$217
This Booking.com deal was found by Cheapflights users on 3/17. 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.
Thu 4/166:45 am
IAH
- PDX
1 stop6h 18m
Frontier
Tue 4/2112:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/17![Frontier logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Tue 4/214:02 pm
IAH
- SEA
1 stop19h 25m
Multiple Airlines
Tue 4/287:12 pm
SEA
- IAH
2 stops13h 59m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$218
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 March 22, 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 March 22, 2026.
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Sat 4/188:15 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Sat 4/257:14 pm
PDX
- IAH
1 stop9h 14m
United Airlines
Deal found 3/19![United Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 3/21. 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 4/255:25 pm
IAH
- GEG
1 stop7h 08m
Delta
Wed 4/2910:40 pm
GEG
- IAH
1 stop10h 34m
Delta
Deal found 3/21![Delta logo]()
$269
This Southwest deal was found by Cheapflights users on 3/21. 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 5/136:30 am
HOU
- GEG
1 stop8h 35m
Southwest
Sat 5/161:10 pm
GEG
- HOU
1 stop6h 05m
Southwest
Deal found 3/21![Southwest logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:28 am
IAH
- BLI
1 stop16h 07m
Multiple Airlines
Mon 4/203:00 pm
BLI
- IAH
2 stops22h 07m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$295
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 5/295:57 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Sun 6/77:15 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:50 am
IAH
- GEG
1 stop26h 31m
Frontier
Sun 4/53:09 pm
GEG
- IAH
2 stops31h 39m
Frontier
Deal found 3/17![Frontier logo]()
$380
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Sun 4/57:43 pm
IAH
- GEG
1 stop6h 40m
American Airlines
Sun 4/121:22 pm
GEG
- IAH
1 stop8h 26m
American Airlines
Deal found 3/22![American Airlines logo]()
$404
This Sun Country Air deal was found by Cheapflights users on 3/17. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:42 pm
HOU
- SEA
1 stop15h 23m
Sun Country Air
Thu 6/119:15 am
SEA
- HOU
1 stop7h 39m
Sun Country Air
Deal found 3/17![Sun Country Air logo]()
$457
This Delta deal was found by Cheapflights users on 3/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:08 pm
IAH
- GEG
2 stops9h 27m
Delta
Sun 5/3110:40 pm
GEG
- IAH
1 stop8h 07m
Delta
Deal found 3/18![Delta logo]()
$274
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 4/183:00 pm
HOU
- GEG
2 stops8h 15m
Southwest
Fri 4/245:35 pm
GEG
- HOU
2 stops9h 15m
Southwest
Deal found 3/18![Southwest logo]()
$280
This Delta deal was found by Cheapflights users on 3/19. 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.
Tue 6/25:54 pm
IAH
- GEG
1 stop7h 12m
Delta
Tue 6/910:50 am
GEG
- IAH
2 stops10h 41m
Delta
Deal found 3/19![Delta logo]()
$274
This Delta deal was found by Cheapflights users on 3/19. 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.
Thu 5/77:59 pm
IAH
- GEG
1 stop5h 36m
Delta
Wed 5/135:00 am
GEG
- IAH
2 stops12h 09m
Delta
Deal found 3/19![Delta logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Fri 4/179:33 am
IAH
- BLI
2 stops13h 37m
Multiple Airlines
Fri 4/243:00 pm
BLI
- IAH
1 stop30h 10m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 4/258:25 am
HOU
- PDX
1 stop7h 30m
Southwest
Fri 5/11:10 pm
PDX
- HOU
1 stop7h 25m
Southwest
Deal found 3/18![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 3/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:00 pm
IAH
- GEG
2 stops9h 34m
Delta
Tue 4/2810:40 pm
GEG
- IAH
1 stop8h 02m
Delta
Deal found 3/20![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:15 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Thu 4/231:58 pm
SEA
- IAH
Nonstop4h 29m
United Airlines
Deal found 3/17![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:50 pm
HOU
- GEG
1 stop6h 45m
Southwest
Mon 5/115:00 am
GEG
- HOU
1 stop11h 35m
Southwest
Deal found 3/20![Southwest logo]()
$330
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/254:46 pm
IAH
- GEG
1 stop8h 25m
Alaska Airlines
Wed 4/297:41 pm
GEG
- IAH
1 stop7h 35m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 3/18. 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 6/104:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Wed 6/1711:16 am
PDX
- IAH
1 stop7h 24m
United Airlines
Deal found 3/18![United Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:35 am
HOU
- PDX
1 stop6h 10m
Southwest
Sun 4/1911:55 pm
PDX
- HOU
2 stops10h 20m
Southwest
Deal found 3/20![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 4/294:46 pm
IAH
- PSC
1 stop6h 56m
Alaska Airlines
Sat 5/27:30 pm
PSC
- IAH
1 stop7h 46m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 3/19. 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.
Fri 4/172:59 pm
IAH
- PDX
1 stop9h 03m
Delta
Sat 4/259:55 am
PDX
- IAH
2 stops11h 46m
Delta
Deal found 3/19![Delta logo]()
$332
This American Airlines deal was found by Cheapflights users on 3/21. 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 4/710:31 am
IAH
- PSC
2 stops11h 17m
American Airlines
Tue 4/215:00 am
PSC
- IAH
2 stops10h 21m
American Airlines
Deal found 3/21![American Airlines logo]()
$492
This Southwest deal was found by Cheapflights users on 3/17. 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.
Wed 4/297:00 am
HOU
- SEA
1 stop8h 35m
Southwest
Sat 5/25:45 am
SEA
- HOU
1 stop6h 30m
Southwest
Deal found 3/17![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 4/142:27 pm
IAH
- BLI
1 stop10h 23m
Alaska Airlines
Tue 4/284:01 pm
BLI
- IAH
1 stop23h 17m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 3/17. 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 4/174:00 pm
IAH
- PDX
2 stops9h 53m
Delta
Sat 5/169:39 pm
PDX
- IAH
1 stop9h 08m
Delta
Deal found 3/17![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:20 am
HOU
- GEG
1 stop6h 40m
Southwest
Mon 5/182:50 pm
GEG
- HOU
1 stop6h 00m
Southwest
Deal found 3/20![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Sat 7/115:15 am
IAH
- SEA
1 stop6h 30m
United Airlines
Mon 7/205:00 am
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 3/19![United Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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.
Wed 7/226:00 am
IAH
- SEA
Nonstop4h 40m
Alaska Airlines
Wed 7/295:30 pm
SEA
- IAH
Nonstop4h 29m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 3/21. 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 4/113:18 pm
IAH
- PDX
1 stop8h 35m
Delta
Tue 4/1412:30 am
PDX
- IAH
1 stop7h 21m
Delta
Deal found 3/21![Delta logo]()
$337
Last-minute flights from Houston to WashingtonDiscover last-minute flight deals from Houston to Washington. Data last updated March 22, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Washington. Data last updated March 22, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 3/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/310:28 pm
IAH
- SEA
1 stop15h 09m
Frontier
Mon 4/1312:42 pm
SEA
- IAH
1 stop10h 06m
Frontier
Deal found 3/20![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:45 am
IAH
- SEA
1 stop6h 52m
Frontier
Sun 4/1210:01 pm
SEA
- IAH
1 stop9h 53m
Frontier
Deal found 3/20![Frontier logo]()
$215
This CheapOair deal was found by Cheapflights users on 3/22. 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 4/147:45 am
IAH
- SEA
1 stop27h 42m
Frontier
Tue 4/217:12 pm
SEA
- IAH
1 stop17h 25m
Frontier
Deal found 3/22![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/153:32 pm
IAH
- SEA
1 stop19h 55m
Frontier
Mon 4/207:12 pm
SEA
- IAH
2 stops19h 42m
Frontier
Deal found 3/21![Frontier logo]()
$212
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:45 am
IAH
- SEA
1 stop10h 20m
Frontier
Thu 4/307:12 pm
SEA
- IAH
1 stop12h 42m
Frontier
Deal found 3/20![Frontier logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/17. 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.
Thu 4/166:45 am
IAH
- PDX
1 stop6h 18m
Frontier
Tue 4/2112:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/17![Frontier logo]()
$217
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Sun 4/1910:49 am
IAH
- PDX
1 stop27h 01m
Frontier
Wed 4/2212:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/20![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Tue 4/214:02 pm
IAH
- SEA
1 stop19h 25m
Multiple Airlines
Tue 4/287:12 pm
SEA
- IAH
2 stops13h 59m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$218
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:49 am
IAH
- PDX
1 stop26h 53m
Frontier
Mon 4/279:54 am
PDX
- IAH
1 stop6h 59m
Frontier
Deal found 3/19![Frontier logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/18. 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.
Fri 4/2410:49 am
IAH
- SEA
1 stop24h 38m
Frontier
Mon 4/277:12 pm
SEA
- IAH
1 stop17h 55m
Frontier
Deal found 3/18![Frontier logo]()
$211
This Frontier deal was found by Cheapflights users on 3/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:15 am
IAH
- SEA
1 stop28h 12m
Frontier
Sat 5/27:12 pm
SEA
- IAH
1 stop11h 37m
Frontier
Deal found 3/17![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/284:02 pm
IAH
- SEA
1 stop19h 25m
Frontier
Wed 5/67:50 pm
SEA
- IAH
2 stops16h 06m
Frontier
Deal found 3/18![Frontier logo]()
$208
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 March 22, 2026.
Search for one-way flight options from Houston to Washington. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:45 am
IAH
- PDX
1 stop7h 17m
Frontier
Deal found 3/20![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:45 am
IAH
- SEA
1 stop6h 52m
Frontier
Deal found 3/17![Frontier logo]()
$104
This Super.com deal was found by Cheapflights users on 3/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:45 am
IAH
- PDX
1 stop6h 18m
Frontier
Deal found 3/19![Frontier logo]()
$104
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:45 am
IAH
- SEA
1 stop10h 20m
Frontier
Deal found 3/17![Frontier logo]()
$109
This Super.com deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:33 am
IAH
- PDX
1 stop28h 17m
Frontier
Deal found 3/22![Frontier logo]()
$109
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:05 pm
IAH
- SEA
1 stop13h 44m
Frontier
Deal found 3/17![Frontier logo]()
$110
This Super.com deal was found by Cheapflights users on 3/18. 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.
Tue 4/214:02 pm
IAH
- PDX
1 stop21h 50m
Frontier
Deal found 3/18![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:28 pm
IAH
- SEA
1 stop12h 59m
Frontier
Deal found 3/20![Frontier logo]()
$111
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:30 am
IAH
- PDX
1 stop24h 29m
Frontier
Deal found 3/18![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 5/194:21 pm
IAH
- SEA
1 stop28h 14m
Frontier
Deal found 3/22![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Fri 4/310:28 pm
IAH
- SEA
1 stop15h 09m
Frontier
Deal found 3/20![Frontier logo]()
$113
This CheapOair deal was found by Cheapflights users on 3/20. 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 6/39:00 pm
IAH
- SEA
1 stop15h 36m
Frontier
Deal found 3/20![Frontier logo]()
$117
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 March 22, 2026.
Round-trip from | $208 (Kiwi.com) |
|---|---|
One-way from | $81 (Frontier) |
Popular in | December |
Cheapest in | October |
Average price | $402 |
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 March 22, 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
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Sat 4/18
8:15 pm-10:58 pm
Nonstop4h 43m
Portland
Sat 4/25
7:14 pm-6:28 am
1 stop9h 14m
$267
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Sat 4/25
5:25 pm-10:33 pm
1 stop7h 08m
Spokane
Wed 4/29
10:40 pm-11:14 am
1 stop10h 34m
$269
HoustonSpokane
HOU - GEG
HOUGEG
Houston Hobby
Wed 5/13
6:30 am-1:05 pm
1 stop8h 35m
Spokane
Sat 5/16
1:10 pm-9:15 pm
1 stop6h 05m
$269
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Fri 5/29
4:08 pm-11:35 pm
2 stops9h 27m
Spokane
Sun 5/31
10:40 pm-8:47 am
1 stop8h 07m
$274
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Tue 6/2
5:54 pm-11:06 pm
1 stop7h 12m
Spokane
Tue 6/9
10:50 am-11:31 pm
2 stops10h 41m
$274
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Thu 5/7
7:59 pm-11:35 pm
1 stop5h 36m
Spokane
Wed 5/13
5:00 am-7:09 pm
2 stops12h 09m
$274
HoustonSpokane
IAH - GEG
IAHGEG
Houston George Bush Intcntl
Tue 4/21
4:00 pm-11:34 pm
2 stops9h 34m
Spokane
Tue 4/28
10:40 pm-8:42 am
1 stop8h 02m
$274
HoustonSpokane
HOU - GEG
HOUGEG
Houston Hobby
Sat 4/18
3:00 pm-9:15 pm
2 stops8h 15m
Spokane
Fri 4/24
5:35 pm-4:50 am
2 stops9h 15m
$280
HoustonBellingham
IAH - BLI
IAHBLI
Houston George Bush Intcntl
Thu 4/16
9:28 am-11:35 pm
1 stop16h 07m
Bellingham
Mon 4/20
3:00 pm-3:07 pm
2 stops22h 07m
$295
HoustonPortland
HOU - PDX
HOUPDX
Houston Hobby
Sat 4/25
8:25 am-1:55 pm
1 stop7h 30m
Portland
Fri 5/1
1:10 pm-10:35 pm
1 stop7h 25m
$327
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-SEA
IAH-PDX
IAH-GEG
HOU-GEG
IAH-BLI
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-SEA
IAH-PDX
IAH-GEG
HOU-GEG
What is the cheapest month to book a flight from Houston to State of Washington?
Currently, June is the cheapest month in which you can book a flight from Houston to State of Washington (average of $143). Flying from Houston to State of Washington in December is currently the most expensive (average of $217). 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 March 22, 2026.
It’s optimal to fly from Houston to State of Washington in the afternoon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight at noon.
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 March 14, 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 March 22, 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
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - 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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Complete your trip
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Houston and Washington flights
Browse other Houston and Washington flight options. Last updated on March 22, 2026.
Popular flight searches
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Houston to Washington flights
Consider these flights traveling from Houston to Washington.
Top 8 airlines flying from Houston to Washington
Discover the top 8 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 March 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$204 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$112 | Average$244 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$332 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$374 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$162 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$472 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$213 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$237 | Average$449 | FlexibilityNo cancel fee | On-time63% |