$119+ Cheap flights from Houston to Seattle (SEA)
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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEA
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from Houston to Seattle 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Houston to Seattle/Tacoma Intl are usually found in October or September, booked 70 days in advance, depart on a Monday or Friday and return on a Monday
Cheap flight deals from Houston to Seattle
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Best
Last-minute
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Cheapest flights from Houston to SeattleExplore the most affordable flight options available from Houston to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from Houston to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Trip.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:36 pm
IAH
- SEA
1 stop12h 37m
Frontier
Sat 2/281:16 pm
SEA
- IAH
2 stops17h 24m
Frontier
Deal found 2/12![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 4/1210:56 pm
IAH
- SEA
1 stop14h 41m
Frontier
Mon 4/135:59 pm
SEA
- IAH
1 stop22h 03m
Frontier
Deal found 2/12![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/176:02 pm
IAH
- SEA
1 stop25h 07m
Frontier
Sun 3/2210:08 pm
SEA
- IAH
1 stop9h 34m
Frontier
Deal found 2/12![Frontier logo]()
$223
This Orbitz deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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.
Thu 4/309:44 am
IAH
- SEA
1 stop7h 21m
Multiple Airlines
Sat 5/99:13 am
SEA
- IAH
Nonstop4h 33m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$224
This Frontier deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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.
Fri 2/2710:36 pm
IAH
- SEA
1 stop13h 41m
Frontier
Sun 3/19:23 pm
SEA
- IAH
1 stop12h 42m
Frontier
Deal found 2/12![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/910:45 pm
IAH
- SEA
1 stop24h 18m
Frontier
Mon 3/169:36 pm
SEA
- IAH
2 stops25h 03m
Frontier
Deal found 2/12![Frontier logo]()
$226
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:39 am
IAH
- SEA
1 stop7h 22m
Multiple Airlines
Sun 3/89:35 pm
SEA
- IAH
1 stop30h 19m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$227
This Expedia deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 5/132:33 pm
IAH
- SEA
Nonstop4h 54m
Multiple Airlines
Mon 5/1810:42 am
SEA
- IAH
1 stop29h 20m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/106:45 am
IAH
- SEA
1 stop6h 52m
Frontier
Mon 4/1310:01 pm
SEA
- IAH
2 stops15h 06m
Frontier
Deal found 2/10![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/1810:56 pm
IAH
- SEA
1 stop14h 23m
Frontier
Sun 3/2210:08 pm
SEA
- IAH
1 stop9h 34m
Frontier
Deal found 2/12![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/56:39 am
IAH
- SEA
1 stop7h 22m
Frontier
Fri 3/612:24 pm
SEA
- IAH
2 stops18h 32m
Frontier
Deal found 2/12![Frontier logo]()
$232
This WAYA deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:00 am
IAH
- SEA
Nonstop4h 57m
Multiple Airlines
Tue 3/2410:08 pm
SEA
- IAH
1 stop9h 34m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$233
Best flights from Houston to SeattleDiscover carefully curated flight deals from Houston to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Houston to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 am
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Tue 4/2110:56 pm
SEA
- IAH
Nonstop4h 20m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 4/18:30 am
HOU
- SEA
1 stop7h 50m
Southwest
Wed 4/226:30 am
SEA
- HOU
1 stop7h 40m
Southwest
Deal found 2/11![Southwest logo]()
$277
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/14:45 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Mon 4/611:35 pm
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 2/10![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 5/235:30 pm
IAH
- SEA
1 stop6h 31m
Delta
Tue 6/210:35 pm
SEA
- IAH
1 stop8h 12m
Delta
Deal found 2/11![Delta logo]()
$357
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:00 am
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Sun 4/511:01 pm
SEA
- IAH
Nonstop4h 20m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/128:10 am
HOU
- SEA
1 stop7h 50m
Southwest
Tue 3/177:00 am
SEA
- HOU
1 stop9h 30m
Southwest
Deal found 2/10![Southwest logo]()
$282
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 5/135:00 am
IAH
- SEA
1 stop7h 43m
United Airlines
Mon 5/1811:59 pm
SEA
- IAH
Nonstop4h 21m
United Airlines
Deal found 2/12![United Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/106:15 am
HOU
- SEA
1 stop8h 30m
Southwest
Tue 3/1711:55 pm
SEA
- HOU
2 stops11h 05m
Southwest
Deal found 2/10![Southwest logo]()
$282
This United Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/1012:15 pm
IAH
- SEA
1 stop8h 35m
United Airlines
Wed 3/1111:59 pm
SEA
- IAH
Nonstop4h 18m
United Airlines
Deal found 2/11![United Airlines logo]()
$295
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/137:00 am
IAH
- SEA
Nonstop4h 59m
Alaska Airlines
Mon 3/165:39 pm
SEA
- IAH
Nonstop4h 15m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/58:10 am
HOU
- SEA
1 stop7h 50m
Southwest
Wed 3/253:00 pm
SEA
- HOU
1 stop5h 55m
Southwest
Deal found 2/11![Southwest logo]()
$300
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/137:00 am
IAH
- SEA
Nonstop4h 59m
Alaska Airlines
Tue 3/177:45 am
SEA
- IAH
1 stop8h 08m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/57:00 am
IAH
- SEA
Nonstop4h 59m
Alaska Airlines
Tue 3/1010:10 am
SEA
- IAH
Nonstop4h 23m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/124:15 pm
HOU
- SEA
2 stops10h 15m
Southwest
Tue 3/2411:55 pm
SEA
- HOU
2 stops11h 05m
Southwest
Deal found 2/11![Southwest logo]()
$310
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/314:45 pm
IAH
- SEA
Nonstop4h 57m
United Airlines
Sat 4/113:48 pm
SEA
- IAH
1 stop6h 11m
United Airlines
Deal found 2/10![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/28:10 am
HOU
- SEA
1 stop7h 50m
Southwest
Thu 4/95:30 am
SEA
- HOU
1 stop6h 55m
Southwest
Deal found 2/10![Southwest logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:00 am
IAH
- SEA
Nonstop4h 49m
Alaska Airlines
Tue 6/25:30 pm
SEA
- IAH
Nonstop4h 29m
Alaska Airlines
Deal found 2/13![Alaska Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/267:40 pm
HOU
- SEA
1 stop8h 00m
Southwest
Thu 4/23:10 pm
SEA
- HOU
1 stop6h 00m
Southwest
Deal found 2/11![Southwest logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 5/296:00 am
IAH
- SEA
Nonstop4h 49m
Alaska Airlines
Sun 5/318:30 pm
SEA
- IAH
1 stop15h 03m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/237:40 pm
HOU
- SEA
1 stop8h 00m
Southwest
Thu 3/263:10 pm
SEA
- HOU
1 stop6h 00m
Southwest
Deal found 2/12![Southwest logo]()
$317
Last-minute flights from Houston to SeattleDiscover last-minute flight deals from Houston to Seattle. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Seattle. Data last updated February 13, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:45 am
IAH
- SEA
1 stop29h 16m
Frontier
Sat 2/281:16 pm
SEA
- IAH
1 stop9h 17m
Frontier
Deal found 2/12![Frontier logo]()
$234
This Trip.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:36 pm
IAH
- SEA
1 stop12h 37m
Frontier
Sat 2/281:16 pm
SEA
- IAH
2 stops17h 24m
Frontier
Deal found 2/12![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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
Tue 3/105:39 pm
SEA
- IAH
Nonstop4h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$238
This Frontier deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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.
Fri 2/2710:36 pm
IAH
- SEA
1 stop13h 41m
Frontier
Sun 3/19:23 pm
SEA
- IAH
1 stop12h 42m
Frontier
Deal found 2/12![Frontier logo]()
$225
This Expedia deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 2/2710:36 pm
IAH
- SEA
1 stop13h 41m
Multiple Airlines
Sat 3/75:39 pm
SEA
- IAH
Nonstop4h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$229
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:39 am
IAH
- SEA
1 stop7h 22m
Multiple Airlines
Sun 3/89:35 pm
SEA
- IAH
1 stop30h 19m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/56:39 am
IAH
- SEA
1 stop7h 22m
Frontier
Fri 3/612:24 pm
SEA
- IAH
2 stops18h 32m
Frontier
Deal found 2/12![Frontier logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/910:45 pm
IAH
- SEA
1 stop24h 18m
Frontier
Mon 3/169:36 pm
SEA
- IAH
2 stops25h 03m
Frontier
Deal found 2/12![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/176:02 pm
IAH
- SEA
1 stop25h 07m
Frontier
Sun 3/2210:08 pm
SEA
- IAH
1 stop9h 34m
Frontier
Deal found 2/12![Frontier logo]()
$223
This CheapOair deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/1810:56 pm
IAH
- SEA
1 stop14h 23m
Frontier
Sun 3/2210:08 pm
SEA
- IAH
1 stop9h 34m
Frontier
Deal found 2/12![Frontier logo]()
$231
This WAYA deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:00 am
IAH
- SEA
Nonstop4h 57m
Multiple Airlines
Tue 3/2410:08 pm
SEA
- IAH
1 stop9h 34m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/198:41 pm
IAH
- SEA
1 stop22h 58m
Frontier
Sun 3/2210:08 pm
SEA
- IAH
1 stop9h 34m
Frontier
Deal found 2/11![Frontier logo]()
$236
One-way flights from Houston to SeattleSearch for one-way flight options from Houston to Seattle. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Houston to Seattle. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/910:27 pm
IAH
- SEA
2 stops20h 42m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$119
This Super.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/246:02 pm
IAH
- SEA
1 stop25h 07m
Frontier
Deal found 2/12![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 5/81:17 pm
IAH
- SEA
2 stops22h 10m
Frontier
Deal found 2/10![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/1110:47 am
IAH
- SEA
1 stop12h 16m
Frontier
Deal found 2/12![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 3/119:18 pm
IAH
- SEA
2 stops21h 51m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$123
This Super.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” 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 3/56:39 am
IAH
- SEA
1 stop7h 22m
Frontier
Deal found 2/11![Frontier logo]()
$124
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/266:45 am
IAH
- SEA
1 stop6h 34m
Frontier
Deal found 2/10![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 4/79:47 pm
IAH
- SEA
2 stops20h 57m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$128
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:40 pm
HOU
- SEA
1 stop6h 50m
Southwest
Deal found 2/9![Southwest logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” 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 4/87:00 am
IAH
- SEA
Nonstop4h 57m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$129
This Frontier deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” 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 3/2810:27 am
IAH
- SEA
1 stop12h 36m
Frontier
Deal found 2/10![Frontier logo]()
$130
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.
Wed 3/116:00 am
HOU
- SEA
1 stop8h 31m
Delta
Deal found 2/9![Delta logo]()
$134
Find flight deals from Houston to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2026.
Round-trip from | $222 (CheapOair) |
|---|---|
One-way from | $119 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $301 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Seattle 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 13, 2026.
Use the filters below to find and compare flights from Houston to Seattle that are best for you.
Fly from
Houston
Fly to
Seattle
Route
Depart
Return
Price
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Thu 4/16
7:00 am-9:57 am
Nonstop4h 57m
Seattle/Tacoma Intl
Tue 4/21
10:56 pm-5:16 am
Nonstop4h 20m
$257
HoustonSeattle
HOU - SEA
HOUSEA
Houston Hobby
Wed 4/1
8:30 am-2:20 pm
1 stop7h 50m
Seattle/Tacoma Intl
Wed 4/22
6:30 am-4:10 pm
1 stop7h 40m
$277
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Wed 4/1
4:45 pm-7:42 pm
Nonstop4h 57m
Seattle/Tacoma Intl
Mon 4/6
11:35 pm-5:56 am
Nonstop4h 21m
$277
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Thu 4/2
7:00 am-9:57 am
Nonstop4h 57m
Seattle/Tacoma Intl
Sun 4/5
11:01 pm-5:21 am
Nonstop4h 20m
$277
HoustonSeattle
HOU - SEA
HOUSEA
Houston Hobby
Thu 3/12
8:10 am-2:00 pm
1 stop7h 50m
Seattle/Tacoma Intl
Tue 3/17
7:00 am-6:30 pm
1 stop9h 30m
$282
HoustonSeattle
HOU - SEA
HOUSEA
Houston Hobby
Tue 3/10
6:15 am-12:45 pm
1 stop8h 30m
Seattle/Tacoma Intl
Tue 3/17
11:55 pm-1:00 pm
2 stops11h 05m
$282
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Wed 5/13
5:00 am-10:43 am
1 stop7h 43m
Seattle/Tacoma Intl
Mon 5/18
11:59 pm-6:20 am
Nonstop4h 21m
$287
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Tue 3/10
12:15 pm-6:50 pm
1 stop8h 35m
Seattle/Tacoma Intl
Wed 3/11
11:59 pm-6:17 am
Nonstop4h 18m
$295
HoustonSeattle
IAH - SEA
IAHSEA
Houston George Bush Intcntl
Fri 3/13
7:00 am-9:59 am
Nonstop4h 59m
Seattle/Tacoma Intl
Mon 3/16
5:39 pm-11:54 pm
Nonstop4h 15m
$297
HoustonSeattle
HOU - SEA
HOUSEA
Houston Hobby
Thu 3/5
8:10 am-2:00 pm
1 stop7h 50m
Seattle/Tacoma Intl
Wed 3/25
3:00 pm-10:55 pm
1 stop5h 55m
$300
Showing 1-10 of 40 results
Best time to book a flight from Houston to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Houston with our price prediction graph.
HO1-SEA
IAH-SEA
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 Seattle
HO1-SEA
IAH-SEA
HOU-SEA
How far ahead should I book a flight from Houston to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Houston to Seattle. Price data was last updated on February 6, 2026.
The price you pay for your flight from Houston to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Houston to Seattle?
Currently, January is the cheapest month in which you can book a flight from Houston to Seattle (average of $144). Flying from Houston to Seattle 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 SEA?
Find hourly flight availability from Houston to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.
A simple way to save on the total cost of your ticket is to fly from Houston to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight at noon.
What is the cheapest day to fly from Houston to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Houston to Seattle. Price data was last updated on February 7, 2026.
Travelers seeking maximum savings on their Houston to Seattle 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 often are flights from Houston to Seattle delayed?
About 16% of weekly flights between Houston and Seattle have experienced delays in the past year, with the average delay time being 161 minutes.
What is the most punctual flight time for Houston to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to Seattle flights?
Over the last year, Atlas Air have had the lowest number of delays on this route, with just 13% of flights being delayed.
The best insider tips for Houston to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 13, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Hawaiian Airlines, and United Airlines from Houston to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
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 Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Search flights from Houston to Seattle by cabin class
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Houston and Seattle flights
Browse other Houston and Seattle flight options. Last updated on February 13, 2026.
Popular flight searches
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Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 13, 2026.
Top 8 airlines flying from Houston to Seattle
Discover the top 8 airlines that operate flights from Houston to Seattle. 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$204 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$130 | Average$257 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$377 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$184 | Average$438 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$423 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$214 | Average$388 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$237 | Average$420 | FlexibilityNo cancel fee | On-time63% |