$82+ Cheap flights from Portland (PDX) 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Find cheap flights from Portland 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
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Cheapest flights from Portland to HoustonExplore the most affordable flight options available from Portland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from Portland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This Southwest deal was found by Cheapflights users on 7/12. 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.
Thu 8/135:45 am
PDX
- HOU
2 stops9h 55m
Southwest
Mon 8/178:00 am
HOU
- PDX
2 stops7h 25m
Southwest
Deal found 7/12![Southwest logo]()
$351
This Expedia deal was found by Cheapflights users on 7/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:49 pm
PDX
- IAH
1 stop23h 09m
Multiple Airlines
Wed 8/196:16 pm
IAH
- PDX
Nonstop4h 34m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$353
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:20 pm
PDX
- IAH
1 stop6h 59m
Multiple Airlines
Sun 8/236:16 pm
IAH
- PDX
Nonstop4h 34m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$355
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 10/155:20 am
PDX
- HOU
1 stop7h 05m
Southwest
Sun 10/185:35 am
HOU
- PDX
1 stop6h 00m
Southwest
Deal found 7/16![Southwest logo]()
$355
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:16 am
PDX
- IAH
Nonstop4h 36m
Multiple Airlines
Thu 10/87:58 pm
IAH
- PDX
1 stop22h 37m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$356
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.
Mon 8/2410:30 am
PDX
- IAH
1 stop11h 29m
Alaska Airlines
Sat 8/296:16 pm
IAH
- PDX
Nonstop4h 34m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 7/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am
PDX
- HOU
1 stop7h 43m
American Airlines
Wed 9/234:18 pm
HOU
- PDX
1 stop9h 05m
American Airlines
Deal found 7/13![American Airlines logo]()
$357
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Tue 8/46:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 7/15![Frontier logo]()
$358
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:45 am
PDX
- IAH
1 stop6h 17m
Delta
Mon 8/174:14 pm
IAH
- PDX
1 stop8h 30m
Delta
Deal found 7/17![Delta logo]()
$359
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3012:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Sat 8/16:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Deal found 7/15![Frontier logo]()
$360
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 9/183:25 pm
PDX
- HOU
1 stop6h 40m
Southwest
Mon 9/218:00 am
HOU
- PDX
1 stop7h 25m
Southwest
Deal found 7/14![Southwest logo]()
$360
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/112:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Tue 8/116:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 7/14![Frontier logo]()
$361
Best flights from Portland to HoustonDiscover carefully curated flight deals from Portland to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from Portland to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:16 am
PDX
- IAH
Nonstop4h 36m
Alaska Airlines
Wed 10/76:15 pm
IAH
- PDX
Nonstop4h 35m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$357
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.
Tue 9/297:05 am
PDX
- HOU
1 stop8h 35m
Southwest
Fri 10/25:00 pm
HOU
- PDX
1 stop9h 30m
Southwest
Deal found 7/16![Southwest logo]()
$360
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:30 am
PDX
- IAH
2 stops10h 36m
Delta
Mon 10/54:05 pm
IAH
- PDX
1 stop8h 12m
Delta
Deal found 7/17![Delta logo]()
$364
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 10/78:06 am
PDX
- IAH
1 stop7h 09m
Alaska Airlines
Mon 10/126:15 pm
IAH
- PDX
Nonstop4h 35m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$357
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 9/810:45 pm
PDX
- HOU
1 stop9h 15m
Southwest
Fri 9/116:15 am
HOU
- PDX
1 stop7h 50m
Southwest
Deal found 7/15![Southwest logo]()
$360
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:44 pm
PDX
- IAH
2 stops11h 13m
Delta
Fri 9/182:42 pm
IAH
- PDX
2 stops9h 20m
Delta
Deal found 7/15![Delta logo]()
$370
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.
Fri 9/42:05 pm
PDX
- HOU
1 stop5h 30m
Southwest
Tue 9/159:40 am
HOU
- PDX
1 stop6h 25m
Southwest
Deal found 7/15![Southwest logo]()
$360
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am
PDX
- IAH
2 stops12h 48m
Delta
Mon 10/124:04 pm
IAH
- PDX
1 stop8h 15m
Delta
Deal found 7/13![Delta logo]()
$392
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 10/227:16 am
PDX
- IAH
Nonstop4h 36m
Alaska Airlines
Sun 11/15:44 pm
IAH
- PDX
Nonstop4h 37m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$397
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.
Thu 10/294:20 pm
PDX
- HOU
1 stop7h 00m
Southwest
Sun 11/17:30 am
HOU
- PDX
2 stops9h 30m
Southwest
Deal found 7/14![Southwest logo]()
$365
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am
PDX
- IAH
2 stops12h 48m
Delta
Sun 11/17:00 am
IAH
- PDX
2 stops12h 04m
Delta
Deal found 7/16![Delta logo]()
$401
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.
Thu 8/135:45 am
PDX
- HOU
2 stops9h 55m
Southwest
Thu 8/2012:35 pm
HOU
- PDX
2 stops8h 40m
Southwest
Deal found 7/15![Southwest logo]()
$370
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:44 pm
PDX
- IAH
2 stops11h 17m
Delta
Sun 11/17:00 am
IAH
- PDX
2 stops12h 04m
Delta
Deal found 7/15![Delta logo]()
$401
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.
Wed 9/96:55 am
PDX
- HOU
2 stops7h 55m
Southwest
Sun 9/136:15 pm
HOU
- PDX
1 stop7h 15m
Southwest
Deal found 7/16![Southwest logo]()
$381
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:25 pm
PDX
- IAH
2 stops9h 29m
Delta
Wed 8/192:28 pm
IAH
- PDX
2 stops9h 44m
Delta
Deal found 7/13![Delta logo]()
$428
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 10/165:20 am
PDX
- HOU
1 stop7h 05m
Southwest
Sun 10/185:15 pm
HOU
- PDX
1 stop7h 25m
Southwest
Deal found 7/14![Southwest logo]()
$392
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 10/25:10 am
PDX
- HOU
2 stops7h 55m
Southwest
Sun 10/45:30 am
HOU
- PDX
1 stop8h 55m
Southwest
Deal found 7/14![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 7/12. 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.
Thu 10/15:10 am
PDX
- HOU
2 stops7h 55m
Southwest
Sun 10/48:50 am
HOU
- PDX
2 stops8h 35m
Southwest
Deal found 7/12![Southwest logo]()
$410
Last-minute flights from Portland to HoustonDiscover last-minute flight deals from Portland to Houston. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Houston. Data last updated July 18, 2026 and is based on user searches.
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.
Thu 7/236:49 pm
PDX
- IAH
1 stop15h 33m
Frontier
Wed 8/56:30 am
IAH
- PDX
1 stop12h 06m
Frontier
Deal found 7/15![Frontier logo]()
$363
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3012:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Sat 8/16:30 am
IAH
- PDX
1 stop12h 21m
Frontier
Deal found 7/15![Frontier logo]()
$360
This Flightnetwork 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3012:20 pm
PDX
- IAH
1 stop6h 54m
Frontier
Sun 8/210:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Deal found 7/16![Frontier logo]()
$365
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Tue 8/46:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 7/15![Frontier logo]()
$358
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/112:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Tue 8/116:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 7/14![Frontier logo]()
$361
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:45 am
PDX
- IAH
1 stop6h 17m
Delta
Mon 8/174:14 pm
IAH
- PDX
1 stop8h 30m
Delta
Deal found 7/17![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 7/12. 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.
Thu 8/135:45 am
PDX
- HOU
2 stops9h 55m
Southwest
Mon 8/178:00 am
HOU
- PDX
2 stops7h 25m
Southwest
Deal found 7/12![Southwest logo]()
$351
This Expedia deal was found by Cheapflights users on 7/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:49 pm
PDX
- IAH
1 stop23h 09m
Multiple Airlines
Wed 8/196:16 pm
IAH
- PDX
Nonstop4h 34m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$353
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:20 pm
PDX
- IAH
1 stop6h 59m
Multiple Airlines
Sun 8/236:16 pm
IAH
- PDX
Nonstop4h 34m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$355
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 8/2012:40 pm
PDX
- HOU
1 stop7h 45m
Southwest
Sun 8/306:00 pm
HOU
- PDX
1 stop7h 55m
Southwest
Deal found 7/16![Southwest logo]()
$360
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 8/226:20 am
PDX
- HOU
2 stops8h 35m
Southwest
Sun 8/306:15 pm
HOU
- PDX
1 stop7h 15m
Southwest
Deal found 7/14![Southwest logo]()
$361
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.
Mon 8/2410:30 am
PDX
- IAH
1 stop11h 29m
Alaska Airlines
Sat 8/296:16 pm
IAH
- PDX
Nonstop4h 34m
Alaska Airlines
Deal found 7/14![Alaska Airlines logo]()
$357
One-way flights from Portland to HoustonSearch for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:47 pm
PDX
- IAH
1 stop6h 22m
Frontier
Deal found 7/15![Frontier logo]()
$82
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:56 pm
PDX
- IAH
1 stop25h 23m
Frontier
Deal found 7/16![Frontier logo]()
$103
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 8/255:56 pm
PDX
- IAH
1 stop14h 38m
Frontier
Deal found 7/16![Frontier logo]()
$106
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.
Tue 9/85:56 pm
PDX
- IAH
1 stop16h 14m
Frontier
Deal found 7/15![Frontier logo]()
$108
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:34 pm
PDX
- IAH
1 stop9h 35m
Frontier
Deal found 7/16![Frontier logo]()
$114
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.
Mon 9/143:22 pm
PDX
- IAH
1 stop6h 47m
Frontier
Deal found 7/16![Frontier logo]()
$116
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 8/2112:20 pm
PDX
- IAH
1 stop20h 14m
Frontier
Deal found 7/17![Frontier logo]()
$117
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:22 pm
PDX
- IAH
1 stop6h 47m
Frontier
Deal found 7/14![Frontier logo]()
$118
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 8/2812:20 pm
PDX
- IAH
1 stop20h 14m
Frontier
Deal found 7/15![Frontier logo]()
$119
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:49 pm
PDX
- IAH
1 stop23h 09m
Frontier
Deal found 7/14![Frontier logo]()
$124
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 10/155:20 am
PDX
- HOU
1 stop7h 05m
Southwest
Deal found 7/16![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 7/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:40 pm
PDX
- HOU
1 stop6h 55m
Southwest
Deal found 7/13![Southwest logo]()
$162
Find flight deals from Portland to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 18, 2026.
Round-trip from | $351 (Southwest) |
|---|---|
One-way from | $82 |
Popular in | March |
Cheapest in | January |
Average price | $377 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 18, 2026.
Use the filters below to find and compare flights from Portland to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 10/6
7:16 am-1:52 pm
Nonstop4h 36m
Houston George Bush Intcntl
Wed 10/7
6:15 pm-8:50 pm
Nonstop4h 35m
$357
PortlandHouston
PDX - IAH
PDXIAH
Portland
Wed 10/7
8:06 am-5:15 pm
1 stop7h 09m
Houston George Bush Intcntl
Mon 10/12
6:15 pm-8:50 pm
Nonstop4h 35m
$357
PortlandHouston
PDX - HOU
PDXHOU
Portland
Tue 9/29
7:05 am-5:40 pm
1 stop8h 35m
Houston Hobby
Fri 10/2
5:00 pm-12:30 am
1 stop9h 30m
$360
PortlandHouston
PDX - HOU
PDXHOU
Portland
Tue 9/8
10:45 pm-10:00 am
1 stop9h 15m
Houston Hobby
Fri 9/11
6:15 am-12:05 pm
1 stop7h 50m
$360
PortlandHouston
PDX - HOU
PDXHOU
Portland
Fri 9/4
2:05 pm-9:35 pm
1 stop5h 30m
Houston Hobby
Tue 9/15
9:40 am-2:05 pm
1 stop6h 25m
$360
PortlandHouston
PDX - IAH
PDXIAH
Portland
Thu 10/1
5:30 am-6:06 pm
2 stops10h 36m
Houston George Bush Intcntl
Mon 10/5
4:05 pm-10:17 pm
1 stop8h 12m
$364
PortlandHouston
PDX - HOU
PDXHOU
Portland
Thu 10/29
4:20 pm-1:20 am
1 stop7h 00m
Houston Hobby
Sun 11/1
7:30 am-3:00 pm
2 stops9h 30m
$365
PortlandHouston
PDX - IAH
PDXIAH
Portland
Wed 9/16
8:44 pm-9:57 am
2 stops11h 13m
Houston George Bush Intcntl
Fri 9/18
2:42 pm-10:02 pm
2 stops9h 20m
$370
PortlandHouston
PDX - HOU
PDXHOU
Portland
Thu 8/13
5:45 am-5:40 pm
2 stops9h 55m
Houston Hobby
Thu 8/20
12:35 pm-7:15 pm
2 stops8h 40m
$370
PortlandHouston
PDX - HOU
PDXHOU
Portland
Wed 9/9
6:55 am-4:50 pm
2 stops7h 55m
Houston Hobby
Sun 9/13
6:15 pm-11:30 pm
1 stop7h 15m
$381
Showing 1-10 of 35 resultsSorted by cheapest first
Best time to book a flight from Portland to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Portland with our price prediction graph.
PDX-HO1
PDX-IAH
PDX-HOU
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 Portland to Houston
PDX-HO1
PDX-IAH
PDX-HOU
What is the cheapest month to book a flight from Portland to Houston?
Currently, January is the cheapest month in which you can book a flight from Portland to Houston (average of $265). Flying from Portland to Houston in June is currently the most expensive (average of $434). 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 PDX to HOU?
Find hourly flight availability from Portland 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 18, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Houston as you normally would.
How much does it cost to fly round-trip from Portland to Houston?
How far ahead should I book a flight from Portland to Houston?
Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
The best insider tips for Portland 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 Portland 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 18, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andHawaiian Airlines from Portland to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Portland 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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Complete your trip
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Search flights from Portland to Houston by cabin class
Find flights from Portland to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Houston flights
Browse other Portland and Houston flight options. Last updated on July 18, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on July 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Portland to Houston
Discover the top 7 airlines that operate flights from Portland 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 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$242 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$144 | Average$322 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$340 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$197 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$361 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$318 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$481 | FlexibilityNo cancel fee | On-time71% |