$195+ Cheap flights from Seattle (SEA) to Houston
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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
Aug 18 — Aug 251
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Houston 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 Seattle/Tacoma Intl to Houston are usually found in September or October, booked 78 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from Seattle to Houston
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Best
Last-minute
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Cheapest flights from Seattle to HoustonExplore the most affordable flight options available from Seattle to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
Explore the most affordable flight options available from Seattle to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:16 pm
SEA
- IAH
1 stop13h 03m
Frontier
Sat 9/199:59 pm
IAH
- SEA
1 stop14h 01m
Frontier
Deal found 7/19![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:13 pm
SEA
- IAH
2 stops12h 21m
Frontier
Mon 8/1010:09 pm
IAH
- SEA
1 stop17h 08m
Frontier
Deal found 7/18![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Fri 7/3111:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Mon 8/1010:09 pm
IAH
- SEA
1 stop12h 55m
Frontier
Deal found 7/17![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/158:13 pm
SEA
- IAH
2 stops39h 46m
Frontier
Sat 8/2211:35 am
IAH
- SEA
1 stop23h 44m
Frontier
Deal found 7/18![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:29 pm
SEA
- IAH
1 stop13h 29m
Frontier
Sat 9/127:00 am
IAH
- SEA
2 stops19h 27m
Frontier
Deal found 7/15![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:29 pm
SEA
- IAH
2 stops21h 50m
Frontier
Thu 8/2710:14 pm
IAH
- SEA
1 stop16h 06m
Frontier
Deal found 7/15![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:16 pm
SEA
- IAH
1 stop13h 03m
Frontier
Sun 9/209:59 pm
IAH
- SEA
1 stop14h 01m
Frontier
Deal found 7/16![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/57:06 pm
SEA
- IAH
1 stop13h 28m
Frontier
Fri 8/76:10 am
IAH
- SEA
1 stop15h 28m
Frontier
Deal found 7/14![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Thu 8/132:22 pm
SEA
- IAH
1 stop8h 18m
Frontier
Wed 8/196:30 am
IAH
- SEA
1 stop8h 52m
Frontier
Deal found 7/18![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/49:29 pm
SEA
- IAH
2 stops11h 05m
Frontier
Tue 9/87:55 pm
IAH
- SEA
1 stop16h 05m
Frontier
Deal found 7/14![Frontier logo]()
$285
This CheapOair deal was found by Cheapflights users on 7/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:06 am
SEA
- IAH
1 stop22h 20m
Frontier
Mon 10/197:58 pm
IAH
- SEA
1 stop15h 53m
Frontier
Deal found 7/18![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/111:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Sat 8/2211:35 am
IAH
- SEA
1 stop23h 44m
Frontier
Deal found 7/18![Frontier logo]()
$287
Best flights from Seattle to HoustonDiscover carefully curated flight deals from Seattle to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
Discover carefully curated flight deals from Seattle to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:40 pm
SEA
- HOU
1 stop7h 05m
Southwest
Mon 10/128:00 am
HOU
- SEA
1 stop7h 30m
Southwest
Deal found 7/16![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:45 am
SEA
- IAH
Nonstop4h 30m
Alaska Airlines
Tue 10/66:09 am
IAH
- SEA
Nonstop4h 46m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:10 pm
SEA
- IAH
Nonstop4h 30m
United Airlines
Mon 9/2812:05 pm
IAH
- SEA
Nonstop4h 48m
United Airlines
Deal found 7/14![United Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:25 pm
SEA
- HOU
2 stops7h 50m
Southwest
Mon 8/318:00 am
HOU
- SEA
1 stop7h 25m
Southwest
Deal found 7/16![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:00 pm
SEA
- HOU
1 stop7h 30m
Southwest
Mon 9/146:30 am
HOU
- SEA
2 stops8h 20m
Southwest
Deal found 7/15![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/235:34 pm
SEA
- IAH
Nonstop4h 25m
Alaska Airlines
Tue 9/292:34 pm
IAH
- SEA
Nonstop4h 45m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10/1412:10 am
SEA
- HOU
1 stop10h 15m
Southwest
Sat 10/318:30 am
HOU
- SEA
2 stops9h 05m
Southwest
Deal found 7/14![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:35 pm
SEA
- IAH
Nonstop4h 24m
Alaska Airlines
Wed 10/72:52 pm
IAH
- SEA
Nonstop4h 49m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/2511:59 pm
SEA
- IAH
Nonstop4h 18m
United Airlines
Wed 9/304:20 pm
IAH
- SEA
Nonstop4h 43m
United Airlines
Deal found 7/14![United Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:46 am
SEA
- IAH
1 stop9h 44m
United Airlines
Wed 10/75:15 pm
IAH
- SEA
1 stop10h 00m
United Airlines
Deal found 7/15![United Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:55 am
SEA
- HOU
Nonstop4h 15m
Southwest
Tue 9/111:20 am
HOU
- SEA
2 stops8h 10m
Southwest
Deal found 7/17![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Tue 9/155:00 pm
SEA
- IAH
Nonstop4h 24m
United Airlines
Tue 9/224:20 pm
IAH
- SEA
Nonstop4h 48m
United Airlines
Deal found 7/17![United Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:45 pm
SEA
- HOU
1 stop6h 25m
Southwest
Wed 8/269:30 am
HOU
- SEA
Nonstop4h 45m
Southwest
Deal found 7/15![Southwest logo]()
$397
This KAYAK deal was found by Cheapflights users on 7/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:34 pm
SEA
- IAH
Nonstop4h 25m
Alaska Airlines
Thu 8/272:34 pm
IAH
- SEA
Nonstop4h 45m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 10/35:05 pm
SEA
- IAH
Nonstop4h 24m
United Airlines
Tue 10/68:30 am
IAH
- SEA
1 stop7h 52m
United Airlines
Deal found 7/18![United Airlines logo]()
$483
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:52 am
SEA
- IAH
Nonstop4h 24m
Alaska Airlines
Fri 8/146:19 pm
IAH
- SEA
1 stop13h 34m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$497
This Southwest deal was found by Cheapflights users on 7/17. 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.
Thu 9/172:05 pm
SEA
- HOU
1 stop8h 00m
Southwest
Thu 9/245:30 am
HOU
- SEA
2 stops9h 20m
Southwest
Deal found 7/17![Southwest logo]()
$440
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/55:00 am
SEA
- IAH
Nonstop4h 21m
United Airlines
Mon 8/107:55 pm
IAH
- SEA
Nonstop4h 47m
United Airlines
Deal found 7/18![United Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:26 pm
SEA
- IAH
1 stop12h 09m
Alaska Airlines
Wed 8/126:02 am
IAH
- SEA
Nonstop4h 38m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$511
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/2111:25 am
SEA
- HOU
Nonstop4h 20m
Southwest
Mon 8/319:30 am
HOU
- SEA
Nonstop4h 45m
Southwest
Deal found 7/14![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 7/18. 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.
Tue 8/116:25 am
SEA
- HOU
1 stop8h 30m
Southwest
Fri 8/145:30 am
HOU
- SEA
2 stops9h 20m
Southwest
Deal found 7/18![Southwest logo]()
$481
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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.
Sun 8/96:35 am
SEA
- HOU
2 stops9h 15m
Southwest
Sun 8/165:45 pm
HOU
- SEA
2 stops9h 05m
Southwest
Deal found 7/14![Southwest logo]()
$574
Last-minute flights from Seattle to HoustonDiscover last-minute flight deals from Seattle to Houston. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Houston. Data last updated July 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Fri 7/3111:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Mon 8/1010:09 pm
IAH
- SEA
1 stop12h 55m
Frontier
Deal found 7/17![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/111:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Sat 8/2211:35 am
IAH
- SEA
1 stop23h 44m
Frontier
Deal found 7/18![Frontier logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:13 pm
SEA
- IAH
2 stops12h 21m
Frontier
Mon 8/1010:09 pm
IAH
- SEA
1 stop17h 08m
Frontier
Deal found 7/18![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/57:06 pm
SEA
- IAH
1 stop13h 28m
Frontier
Fri 8/76:10 am
IAH
- SEA
1 stop15h 28m
Frontier
Deal found 7/14![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 8/117:06 pm
SEA
- IAH
1 stop13h 28m
Frontier
Thu 8/206:30 am
IAH
- SEA
1 stop8h 52m
Frontier
Deal found 7/18![Frontier logo]()
$286
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:06 pm
SEA
- IAH
1 stop13h 28m
Frontier
Tue 8/1811:35 am
IAH
- SEA
1 stop27h 47m
Frontier
Deal found 7/15![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Thu 8/132:22 pm
SEA
- IAH
1 stop8h 18m
Frontier
Wed 8/196:30 am
IAH
- SEA
1 stop8h 52m
Frontier
Deal found 7/18![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:53 pm
SEA
- IAH
2 stops11h 41m
Frontier
Mon 8/178:43 pm
IAH
- SEA
1 stop15h 56m
Frontier
Deal found 7/16![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/158:13 pm
SEA
- IAH
2 stops39h 46m
Frontier
Sat 8/2211:35 am
IAH
- SEA
1 stop23h 44m
Frontier
Deal found 7/18![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Sat 8/152:22 pm
SEA
- IAH
1 stop8h 18m
Frontier
Mon 8/1710:09 pm
IAH
- SEA
1 stop13h 10m
Frontier
Deal found 7/18![Frontier logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:29 pm
SEA
- IAH
2 stops21h 50m
Frontier
Thu 8/2710:14 pm
IAH
- SEA
1 stop16h 06m
Frontier
Deal found 7/15![Frontier logo]()
$281
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/297:55 am
SEA
- HOU
Nonstop4h 10m
Southwest
Sat 9/55:15 pm
HOU
- SEA
1 stop7h 40m
Southwest
Deal found 7/14![Southwest logo]()
$327
One-way flights from Seattle to HoustonSearch for one-way flight options from Seattle to Houston. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
Search for one-way flight options from Seattle to Houston. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This CheapOair deal was found by Cheapflights users on 7/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Deal found 7/18![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/159:16 pm
SEA
- IAH
2 stops19h 47m
Frontier
Deal found 7/17![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:13 pm
SEA
- IAH
2 stops12h 21m
Frontier
Deal found 7/16![Frontier logo]()
$197
This Frontier deal was found by Cheapflights users on 7/17. 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.
Sun 8/2310:34 am
SEA
- IAH
1 stop11h 22m
Frontier
Deal found 7/17![Frontier logo]()
$198
This American Airlines deal was found by Cheapflights users on 7/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:40 am
SEA
- IAH
1 stop8h 24m
American Airlines
Deal found 7/17![American Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 7/18. 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.
Tue 9/156:00 am
SEA
- HOU
1 stop8h 30m
Delta
Deal found 7/18![Delta logo]()
$199
This Expedia deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:54 am
SEA
- IAH
1 stop25h 02m
Frontier
Deal found 7/18![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:06 pm
SEA
- IAH
2 stops16h 53m
Frontier
Deal found 7/16![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:37 pm
SEA
- IAH
2 stops15h 25m
Frontier
Deal found 7/19![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:16 pm
SEA
- HOU
2 stops38h 58m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:29 pm
SEA
- HOU
2 stops34h 29m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Fri 8/148:53 pm
SEA
- IAH
2 stops11h 41m
Frontier
Deal found 7/17![Frontier logo]()
$206
Find flight deals from Seattle to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Houston (HO1). 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 July 19, 2026.
Round-trip from | $276 (Frontier) |
|---|---|
One-way from | $195 (CheapOair) |
Popular in | July |
Cheapest in | September |
Average price | $484 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Houston 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 July 19, 2026.
Use the filters below to find and compare flights from Seattle to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Thu 10/8
8:40 pm-5:45 am
1 stop7h 05m
Houston Hobby
Mon 10/12
8:00 am-1:30 pm
1 stop7h 30m
$337
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Thu 8/27
3:25 pm-1:15 am
2 stops7h 50m
Houston Hobby
Mon 8/31
8:00 am-1:25 pm
1 stop7h 25m
$342
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Sat 9/5
11:00 pm-8:30 am
1 stop7h 30m
Houston Hobby
Mon 9/14
6:30 am-12:50 pm
2 stops8h 20m
$342
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Wed 10/14
12:10 am-12:25 pm
1 stop10h 15m
Houston Hobby
Sat 10/31
8:30 am-3:35 pm
2 stops9h 05m
$342
SeattleHouston
SEA - IAH
SEAIAH
Seattle/Tacoma Intl
Sat 10/3
10:45 am-5:15 pm
Nonstop4h 30m
Houston George Bush Intcntl
Tue 10/6
6:09 am-8:55 am
Nonstop4h 46m
$377
SeattleHouston
SEA - IAH
SEAIAH
Seattle/Tacoma Intl
Wed 9/23
5:34 pm-11:59 pm
Nonstop4h 25m
Houston George Bush Intcntl
Tue 9/29
2:34 pm-5:19 pm
Nonstop4h 45m
$377
SeattleHouston
SEA - IAH
SEAIAH
Seattle/Tacoma Intl
Tue 10/6
5:35 pm-11:59 pm
Nonstop4h 24m
Houston George Bush Intcntl
Wed 10/7
2:52 pm-5:41 pm
Nonstop4h 49m
$377
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Tue 8/25
8:55 am-3:10 pm
Nonstop4h 15m
Houston Hobby
Tue 9/1
11:20 am-5:30 pm
2 stops8h 10m
$392
SeattleHouston
SEA - HOU
SEAHOU
Seattle/Tacoma Intl
Tue 8/25
1:45 pm-10:10 pm
1 stop6h 25m
Houston Hobby
Wed 8/26
9:30 am-12:15 pm
Nonstop4h 45m
$397
SeattleHouston
SEA - IAH
SEAIAH
Seattle/Tacoma Intl
Wed 9/23
12:10 pm-6:40 pm
Nonstop4h 30m
Houston George Bush Intcntl
Mon 9/28
12:05 pm-2:53 pm
Nonstop4h 48m
$417
Showing 1-10 of 44 resultsSorted by cheapest first
Best time to book a flight from Seattle to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Seattle with our price prediction graph.
SEA-HO1
SEA-HOU
SEA-IAH
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 Seattle to Houston
SEA-HO1
SEA-HOU
SEA-IAH
What is the cheapest month to book a flight from Seattle to Houston?
Currently, October is the cheapest month in which you can book a flight from Seattle to Houston (average of $324). Flying from Seattle to Houston in May is currently the most expensive (average of $477). 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 SEA to HOU?
Find hourly flight availability from Seattle to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 19, 2026.
When flying from Seattle to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 29% versus a flight in the morning.
How much does it cost to fly round-trip from Seattle to Houston?
How far ahead should I book a flight from Seattle to Houston?
To ensure you get the cheapest price possible for a flight from Seattle to Houston, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Seattle to Houston?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Houston. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their Seattle to Houston flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Seattle to Houston 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 Seattle to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated July 19, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andHawaiian Airlines from Seattle to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Seattle to Houston. 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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Seattle to Houston
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Houston by cabin class
Find flights from Seattle to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Houston flights
Browse other Seattle and Houston flight options. Last updated on July 19, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Seattle to Houston
Discover the top 7 airlines that operate flights from Seattle to Houston. 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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$379 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$97 | Average$287 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$143 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$204 | Average$426 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$239 | Average$439 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$252 | Average$521 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$398 | FlexibilityNo cancel fee | On-time63% |