$60+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEA
Mar 11 — Mar 181
1 adult, Economy
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Find cheap flights from Houston 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 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 February 9, 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 February 9, 2026.
This Frontier deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:39 am
IAH
- GEG
1 stop6h 48m
Frontier
Sun 3/112:59 pm
GEG
- IAH
1 stop9h 34m
Frontier
Deal found 2/6![Frontier logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/242:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Tue 3/317:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/712:59 pm
IAH
- PDX
2 stops24h 04m
Frontier
Sat 5/912:27 pm
PDX
- IAH
1 stop10h 21m
Frontier
Deal found 2/8![Frontier logo]()
$198
This CheapOair deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:31 pm
IAH
- PDX
1 stop14h 28m
Frontier
Mon 5/1112:52 pm
PDX
- IAH
1 stop28h 44m
Frontier
Deal found 2/6![Frontier logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 4/42:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Sun 4/57:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Deal found 2/7![Alaska Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/159:44 am
IAH
- PDX
1 stop27h 58m
Multiple Airlines
Sun 5/177:46 pm
PDX
- IAH
1 stop12h 08m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 4/309:44 am
IAH
- PDX
1 stop27h 19m
Frontier
Mon 5/412:52 pm
PDX
- IAH
2 stops24h 15m
Frontier
Deal found 2/7![Frontier logo]()
$210
This Travelocity deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:44 am
IAH
- PDX
1 stop27h 58m
Frontier
Sun 5/1712:52 pm
PDX
- IAH
1 stop21h 10m
Frontier
Deal found 2/9![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 4/297:45 am
IAH
- PDX
1 stop7h 17m
Frontier
Sun 5/39:53 am
PDX
- IAH
2 stops12h 55m
Frontier
Deal found 2/8![Frontier logo]()
$213
This Orbitz deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:18 pm
IAH
- PDX
Nonstop4h 32m
Multiple Airlines
Tue 4/281:48 pm
PDX
- IAH
1 stop9h 00m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/712:59 pm
IAH
- PDX
2 stops24h 04m
Frontier
Sun 5/1011:48 am
PDX
- IAH
1 stop11h 00m
Frontier
Deal found 2/8![Frontier logo]()
$216
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/84:55 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Mon 5/1111:59 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Deal found 2/6![United Airlines logo]()
$217
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 February 9, 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 February 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/242:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Tue 3/317:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$197
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/209:45 am
IAH
- PDX
Nonstop4h 50m
United Airlines
Tue 3/242:05 pm
PDX
- IAH
Nonstop4h 09m
United Airlines
Deal found 2/6![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:45 am
IAH
- PDX
1 stop7h 29m
Delta
Mon 4/612:30 am
PDX
- IAH
1 stop7h 40m
Delta
Deal found 2/6![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:00 am
HOU
- PDX
1 stop7h 05m
Southwest
Wed 4/152:35 pm
PDX
- HOU
1 stop5h 45m
Southwest
Deal found 2/5![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 4/158:21 pm
HOU
- SEA
1 stop6h 23m
American Airlines
Tue 4/216:00 am
SEA
- HOU
1 stop7h 48m
American Airlines
Deal found 2/9![American Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 5/1410:49 am
IAH
- PSC
2 stops35h 35m
Multiple Airlines
Mon 5/189:14 pm
PSC
- IAH
1 stop11h 46m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/74:55 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Sat 5/91:54 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Deal found 2/8![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 4/226:37 am
IAH
- PDX
2 stops11h 30m
Delta
Tue 4/286:30 am
PDX
- IAH
2 stops8h 49m
Delta
Deal found 2/7![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 4/227:00 am
HOU
- PDX
1 stop6h 05m
Southwest
Tue 4/2811:15 am
PDX
- HOU
1 stop6h 45m
Southwest
Deal found 2/7![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/14:55 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Mon 5/411:59 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Deal found 2/8![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:00 am
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Sat 4/2511:14 pm
SEA
- IAH
Nonstop4h 26m
Alaska Airlines
Deal found 2/5![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:09 pm
IAH
- PDX
1 stop8h 16m
Delta
Thu 4/21:10 pm
PDX
- IAH
1 stop8h 39m
Delta
Deal found 2/6![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 3/248:20 am
HOU
- PDX
2 stops11h 00m
Southwest
Tue 3/315:25 am
PDX
- HOU
1 stop9h 30m
Southwest
Deal found 2/7![Southwest logo]()
$242
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 4/162:20 pm
IAH
- PDX
1 stop7h 45m
Delta
Tue 4/2112:30 am
PDX
- IAH
2 stops12h 25m
Delta
Deal found 2/8![Delta logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:51 pm
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Tue 4/2811:14 pm
SEA
- IAH
Nonstop4h 26m
Alaska Airlines
Deal found 2/5![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:53 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Wed 4/81:58 pm
SEA
- IAH
Nonstop4h 29m
United Airlines
Deal found 2/6![United Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:01 am
HOU
- SEA
1 stop6h 50m
American Airlines
Tue 4/216:00 am
SEA
- HOU
1 stop7h 48m
American Airlines
Deal found 2/6![American Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:51 pm
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Sat 4/2511:14 pm
SEA
- IAH
Nonstop4h 26m
Alaska Airlines
Deal found 2/5![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/123:30 pm
HOU
- PDX
1 stop8h 00m
Southwest
Tue 3/1711:55 pm
PDX
- HOU
1 stop7h 20m
Southwest
Deal found 2/8![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 4/244:45 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Tue 4/2811:35 pm
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 2/8![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/47:35 am
IAH
- SEA
1 stop9h 34m
Delta
Wed 4/221:30 pm
SEA
- IAH
1 stop6h 04m
Delta
Deal found 2/5![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/3112:00 pm
HOU
- SEA
1 stop8h 20m
Southwest
Tue 4/76:30 am
SEA
- HOU
1 stop7h 40m
Southwest
Deal found 2/8![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:00 am
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Thu 4/2311:14 pm
SEA
- IAH
Nonstop4h 26m
Alaska Airlines
Deal found 2/5![Alaska Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 4/147:10 am
HOU
- SEA
1 stop7h 35m
Southwest
Tue 4/212:05 pm
SEA
- HOU
1 stop6h 05m
Southwest
Deal found 2/8![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:30 am
IAH
- GEG
1 stop8h 40m
Delta
Wed 5/66:59 pm
GEG
- IAH
2 stops11h 48m
Delta
Deal found 2/6![Delta logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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.
Sun 3/88:41 pm
IAH
- PSC
1 stop25h 54m
Multiple Airlines
Sun 3/153:30 pm
PSC
- IAH
2 stops36h 22m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
HOU
- GEG
2 stops9h 48m
American Airlines
Sun 3/811:59 pm
GEG
- HOU
1 stop7h 44m
American Airlines
Deal found 2/6![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:53 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Mon 4/2711:35 pm
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 2/6![United Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 4/32:27 pm
IAH
- SEA
1 stop6h 18m
Alaska Airlines
Sun 4/511:01 pm
SEA
- IAH
Nonstop4h 20m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/257:15 pm
HOU
- SEA
1 stop7h 25m
Southwest
Wed 4/15:45 am
SEA
- HOU
2 stops7h 50m
Southwest
Deal found 2/8![Southwest logo]()
$272
Last-minute flights from Houston to WashingtonDiscover last-minute flight deals from Houston to Washington. Data last updated February 9, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Washington. Data last updated February 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 2/89:30 am
IAH
- PDX
Nonstop4h 48m
United Airlines
Sat 2/2812:57 pm
PDX
- IAH
Nonstop4h 08m
United Airlines
Deal found 2/7![United Airlines logo]()
$228
This Frontier deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:39 am
IAH
- GEG
1 stop6h 48m
Frontier
Sun 3/112:59 pm
GEG
- IAH
1 stop9h 34m
Frontier
Deal found 2/6![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 2/261:00 pm
IAH
- SEA
1 stop9h 08m
Frontier
Fri 3/612:24 pm
SEA
- IAH
1 stop7h 37m
Frontier
Deal found 2/8![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 2/261:00 pm
IAH
- SEA
1 stop9h 08m
Multiple Airlines
Sat 3/75:39 pm
SEA
- IAH
Nonstop4h 15m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$228
This CheapOair deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 2/275:33 pm
IAH
- PDX
Nonstop4h 30m
Alaska Airlines
Mon 3/211:29 am
PDX
- IAH
Nonstop4h 24m
Alaska Airlines
Deal found 2/7![Alaska Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 2/2710:36 pm
IAH
- SEA
1 stop13h 41m
Multiple Airlines
Sat 3/75:39 pm
SEA
- IAH
Nonstop4h 15m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$230
This Expedia deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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.
Sun 3/15:47 pm
IAH
- SEA
1 stop17h 04m
Multiple Airlines
Wed 3/115:39 pm
SEA
- IAH
Nonstop4h 15m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/35:30 am
IAH
- PDX
2 stops14h 03m
Delta
Sat 3/712:09 pm
PDX
- IAH
1 stop10h 02m
Delta
Deal found 2/8![Delta logo]()
$222
This Expedia deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:23 pm
IAH
- PDX
1 stop18h 29m
Frontier
Mon 3/912:52 pm
PDX
- IAH
1 stop22h 18m
Frontier
Deal found 2/6![Frontier logo]()
$218
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/215:15 pm
IAH
- PDX
1 stop7h 38m
Delta
Mon 4/611:15 pm
PDX
- IAH
1 stop9h 36m
Delta
Deal found 2/8![Delta logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/242:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Tue 3/317:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$197
This CheapOair deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/242:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Thu 4/27:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$207
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 February 9, 2026.
Search for one-way flight options from Houston to Washington. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 4/154:02 pm
IAH
- PDX
1 stop21h 01m
Frontier
Deal found 2/7![Frontier logo]()
$60
This Frontier deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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.
Wed 5/67:45 am
IAH
- PDX
1 stop7h 17m
Frontier
Deal found 2/7![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 3/2510:56 pm
IAH
- GEG
1 stop13h 51m
Frontier
Deal found 2/7![Frontier logo]()
$99
This Mytrip deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 3/186:02 pm
IAH
- PDX
1 stop19h 50m
Frontier
Deal found 2/7![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/56:45 am
IAH
- PDX
1 stop30h 18m
Frontier
Deal found 2/6![Frontier logo]()
$106
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 3/256:45 am
IAH
- PDX
1 stop7h 29m
Delta
Deal found 2/8![Delta logo]()
$109
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” 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 5/64:00 pm
IAH
- PDX
2 stops9h 53m
Delta
Deal found 2/8![Delta logo]()
$114
This Priceline deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:39 am
IAH
- GEG
1 stop6h 48m
Frontier
Deal found 2/6![Frontier logo]()
$116
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:50 am
IAH
- SEA
Nonstop4h 57m
United Airlines
Deal found 2/8![United Airlines logo]()
$119
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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 3/194:00 pm
IAH
- PDX
1 stop8h 23m
Delta
Deal found 2/9![Delta logo]()
$119
This Priceline deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” 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.
Thu 3/126:45 am
IAH
- GEG
1 stop6h 02m
Frontier
Deal found 2/9![Frontier logo]()
$119
This Delta deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” 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 3/252:13 pm
HOU
- GEG
1 stop9h 24m
Delta
Deal found 2/7![Delta logo]()
$119
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 February 9, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $190 (Frontier) |
One-way from | $60 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $301 |
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 February 9, 2026.
Use the filters below to find and compare flights from Houston to Washington that are best for you.
Fly from
Houston
Fly to
Washington
Route
Depart
Return
Price
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Tue 3/24
2:27 pm-4:58 pm
Nonstop4h 31m
Portland
Tue 3/31
7:00 am-1:27 pm
Nonstop4h 27m
$197
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Fri 3/20
9:45 am-12:35 pm
Nonstop4h 50m
Portland
Tue 3/24
2:05 pm-8:14 pm
Nonstop4h 09m
$207
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Thu 5/7
4:55 pm-7:38 pm
Nonstop4h 43m
Portland
Sat 5/9
1:54 pm-8:12 pm
Nonstop4h 18m
$207
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Sat 4/4
6:45 am-12:14 pm
1 stop7h 29m
Portland
Mon 4/6
12:30 am-10:10 am
1 stop7h 40m
$217
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Fri 5/1
4:55 pm-7:38 pm
Nonstop4h 43m
Portland
Mon 5/4
11:59 pm-6:17 am
Nonstop4h 18m
$217
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Wed 4/22
6:37 am-4:07 pm
2 stops11h 30m
Portland
Tue 4/28
6:30 am-5:19 pm
2 stops8h 49m
$227
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Tue 3/24
2:09 pm-8:25 pm
1 stop8h 16m
Portland
Thu 4/2
1:10 pm-11:49 pm
1 stop8h 39m
$227
HoustonPortland
IAH - PDX
IAHPDX
Houston George Bush Intcntl
Thu 4/16
2:20 pm-8:05 pm
1 stop7h 45m
Portland
Tue 4/21
12:30 am-2:55 pm
2 stops12h 25m
$232
HoustonPortland
HOU - PDX
HOUPDX
Houston Hobby
Tue 4/7
6:00 am-11:05 am
1 stop7h 05m
Portland
Wed 4/15
2:35 pm-10:20 pm
1 stop5h 45m
$237
HoustonPortland
HOU - PDX
HOUPDX
Houston Hobby
Wed 4/22
7:00 am-11:05 am
1 stop6h 05m
Portland
Tue 4/28
11:15 am-8:00 pm
1 stop6h 45m
$237
Showing 1-10 of 60 results
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
IAH-PDX
IAH-SEA
HOU-GEG
HOU-SEA
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
IAH-PDX
IAH-SEA
HOU-GEG
What is the cheapest month to book a flight from Houston to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Houston to State of Washington (average of $144). 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 February 9, 2026.
It’s optimal to fly from Houston to State of Washington in the evening. By choosing this option you can save up to 7% 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 February 7, 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.
How much does it cost to fly round-trip from Houston to State of Washington?
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 February 9, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian 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
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Overall
8.0
Crew
8.5
Food
7.1
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 February 9, 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 February 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$204 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$112 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$341 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$377 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$184 | Average$452 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$435 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$214 | Average$479 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$237 | Average$446 | FlexibilityNo cancel fee | On-time63% |