$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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
May 23 — May 301
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 April 23, 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 April 23, 2026.
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:15 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Sat 5/235:57 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$257
This Expedia deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:15 am
PDX
- IAH
Nonstop4h 31m
Multiple Airlines
Sat 6/66:30 am
IAH
- PDX
1 stop12h 16m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$259
This CheapOair deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:15 am
PDX
- IAH
1 stop11h 33m
Frontier
Tue 4/284:02 pm
IAH
- PDX
1 stop21h 50m
Frontier
Deal found 4/21![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Sun 5/314:07 pm
IAH
- PDX
1 stop21h 43m
Frontier
Deal found 4/20![Frontier logo]()
$261
This CheapOair deal was found by Cheapflights users on 4/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:58 am
PDX
- IAH
1 stop10h 50m
Frontier
Sat 5/92:40 pm
IAH
- PDX
1 stop28h 06m
Frontier
Deal found 4/19![Frontier logo]()
$262
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:54 am
PDX
- IAH
1 stop6h 59m
Frontier
Wed 5/64:21 pm
IAH
- PDX
1 stop21h 29m
Frontier
Deal found 4/20![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:46 pm
PDX
- IAH
1 stop12h 47m
Multiple Airlines
Sun 5/175:57 pm
IAH
- PDX
Nonstop4h 32m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:31 pm
PDX
- IAH
2 stops15h 13m
Frontier
Tue 6/26:30 am
IAH
- PDX
1 stop12h 31m
Frontier
Deal found 4/22![Frontier logo]()
$266
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:45 pm
PDX
- IAH
1 stop8h 06m
United Airlines
Wed 5/278:17 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/20![United Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:35 pm
PDX
- IAH
2 stops16h 59m
Frontier
Mon 6/110:05 pm
IAH
- PDX
1 stop20h 56m
Frontier
Deal found 4/20![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 4/19. 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 6/1312:26 pm
PDX
- IAH
1 stop10h 18m
Frontier
Sat 6/206:30 am
IAH
- PDX
1 stop12h 27m
Frontier
Deal found 4/19![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Thu 5/146:30 am
IAH
- PDX
1 stop12h 16m
Frontier
Deal found 4/20![Frontier logo]()
$271
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 April 23, 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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:12 pm
PDX
- IAH
2 stops12h 02m
Delta
Wed 5/277:59 pm
IAH
- PDX
1 stop5h 45m
Delta
Deal found 4/22![Delta logo]()
$312
This Southwest deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:20 am
PDX
- HOU
2 stops8h 35m
Southwest
Sat 9/268:20 am
HOU
- PDX
2 stops11h 20m
Southwest
Deal found 4/21![Southwest logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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 6/27:15 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Thu 6/45:57 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:46 pm
PDX
- IAH
2 stops14h 58m
Frontier
Fri 5/151:28 pm
IAH
- PDX
1 stop8h 23m
Frontier
Deal found 4/22![Frontier logo]()
$347
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Fri 5/221:02 pm
PDX
- IAH
Nonstop4h 19m
United Airlines
Sun 5/244:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/18![United Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:11 pm
PDX
- IAH
2 stops11h 40m
Delta
Thu 5/287:59 pm
IAH
- PDX
1 stop5h 45m
Delta
Deal found 4/22![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:39 pm
PDX
- HOU
1 stop9h 53m
Delta
Sat 6/610:27 am
HOU
- PDX
2 stops13h 35m
Delta
Deal found 4/21![Delta logo]()
$332
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:13 am
PDX
- IAH
Nonstop4h 17m
United Airlines
Sat 6/67:35 pm
IAH
- PDX
1 stop7h 15m
United Airlines
Deal found 4/21![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/59:20 pm
PDX
- HOU
1 stop10h 05m
Southwest
Fri 6/127:50 pm
HOU
- PDX
1 stop7h 30m
Southwest
Deal found 4/21![Southwest logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:05 am
PDX
- IAH
Nonstop4h 30m
Alaska Airlines
Mon 7/136:19 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:15 pm
PDX
- IAH
1 stop6h 26m
United Airlines
Tue 7/144:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/19![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:30 pm
PDX
- HOU
1 stop7h 45m
Southwest
Sun 6/147:10 pm
HOU
- PDX
1 stop7h 50m
Southwest
Deal found 4/22![Southwest logo]()
$397
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:43 pm
PDX
- IAH
1 stop7h 14m
United Airlines
Sat 9/264:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/21![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 4/18. 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.
Thu 7/95:30 am
PDX
- HOU
1 stop9h 15m
Southwest
Sun 7/125:35 am
HOU
- PDX
1 stop5h 55m
Southwest
Deal found 4/18![Southwest logo]()
$397
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:12 pm
PDX
- HOU
2 stops14h 57m
Delta
Wed 5/2710:27 am
HOU
- PDX
2 stops13h 35m
Delta
Deal found 4/21![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1111:59 pm
PDX
- IAH
Nonstop4h 06m
United Airlines
Wed 6/176:30 am
IAH
- PDX
1 stop8h 36m
United Airlines
Deal found 4/20![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:20 am
PDX
- HOU
1 stop5h 35m
Southwest
Sun 10/116:05 am
HOU
- PDX
1 stop6h 40m
Southwest
Deal found 4/21![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:55 pm
PDX
- IAH
Nonstop4h 08m
United Airlines
Sun 10/114:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/21![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:45 pm
PDX
- HOU
1 stop9h 30m
Delta
Sat 9/261:00 pm
HOU
- PDX
2 stops12h 41m
Delta
Deal found 4/21![Delta logo]()
$433
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:30 am
PDX
- HOU
1 stop9h 45m
Southwest
Thu 5/215:20 am
HOU
- PDX
1 stop6h 40m
Southwest
Deal found 4/22![Southwest logo]()
$417
This Delta deal was found by Cheapflights users on 4/18. 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 6/211:12 pm
PDX
- HOU
2 stops10h 59m
Delta
Thu 6/410:27 am
HOU
- PDX
2 stops13h 35m
Delta
Deal found 4/18![Delta logo]()
$438
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:50 pm
PDX
- HOU
1 stop7h 35m
Southwest
Sun 5/247:10 am
HOU
- PDX
1 stop6h 00m
Southwest
Deal found 4/22![Southwest logo]()
$437
Last-minute flights from Portland to HoustonDiscover last-minute flight deals from Portland to Houston. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Houston. Data last updated April 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:45 pm
PDX
- IAH
1 stop21h 17m
Frontier
Sat 4/257:15 am
IAH
- PDX
1 stop6h 27m
Frontier
Deal found 4/19![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:15 am
PDX
- IAH
1 stop11h 33m
Frontier
Tue 4/284:02 pm
IAH
- PDX
1 stop21h 50m
Frontier
Deal found 4/21![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 4/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:58 am
PDX
- IAH
1 stop10h 50m
Frontier
Sat 5/92:40 pm
IAH
- PDX
1 stop28h 06m
Frontier
Deal found 4/19![Frontier logo]()
$262
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:54 am
PDX
- IAH
1 stop6h 59m
Frontier
Wed 5/64:21 pm
IAH
- PDX
1 stop21h 29m
Frontier
Deal found 4/20![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Thu 5/146:30 am
IAH
- PDX
1 stop12h 16m
Frontier
Deal found 4/20![Frontier logo]()
$271
This Expedia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:46 pm
PDX
- IAH
1 stop12h 47m
Multiple Airlines
Sun 5/175:57 pm
IAH
- PDX
Nonstop4h 32m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$264
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:15 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Sat 5/235:57 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:45 pm
PDX
- IAH
1 stop8h 06m
United Airlines
Wed 5/278:17 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 4/20![United Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:35 pm
PDX
- IAH
1 stop10h 09m
Frontier
Tue 5/2610:05 pm
IAH
- PDX
2 stops39h 45m
Frontier
Deal found 4/20![Frontier logo]()
$272
This CheapOair deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Sun 5/314:07 pm
IAH
- PDX
1 stop21h 43m
Frontier
Deal found 4/20![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:35 pm
PDX
- IAH
2 stops16h 59m
Frontier
Mon 6/110:05 pm
IAH
- PDX
1 stop20h 56m
Frontier
Deal found 4/20![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:31 pm
PDX
- IAH
2 stops15h 13m
Frontier
Tue 6/26:30 am
IAH
- PDX
1 stop12h 31m
Frontier
Deal found 4/22![Frontier logo]()
$266
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 April 23, 2026.
Search for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/265:46 pm
PDX
- IAH
1 stop28h 58m
Frontier
Deal found 4/18![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:15 am
PDX
- IAH
1 stop15h 40m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$83
This Expedia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:46 pm
PDX
- IAH
1 stop13h 47m
Frontier
Deal found 4/20![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:46 pm
PDX
- IAH
1 stop30h 09m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/19. 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.
Mon 6/111:15 am
PDX
- IAH
1 stop23h 18m
Frontier
Deal found 4/19![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Deal found 4/20![Frontier logo]()
$104
This Priceline deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:35 pm
PDX
- IAH
1 stop6h 35m
Frontier
Deal found 4/21![Frontier logo]()
$105
This Priceline deal was found by Cheapflights users on 4/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:27 pm
PDX
- IAH
1 stop10h 21m
Frontier
Deal found 4/18![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3112:35 pm
PDX
- IAH
1 stop10h 09m
Frontier
Deal found 4/21![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:31 pm
PDX
- IAH
2 stops29h 13m
Frontier
Deal found 4/20![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:10 pm
PDX
- HOU
1 stop19h 02m
Allegiant Air
Deal found 4/20![Allegiant Air logo]()
$126
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:39 pm
PDX
- HOU
1 stop9h 53m
Delta
Deal found 4/20![Delta logo]()
$139
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 April 23, 2026.
Round-trip from | $257 (CheapOair) |
|---|---|
One-way from | $82 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $386 |
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 April 23, 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
PortlandHouston
PDX - IAH
PDXIAH
Portland
Mon 5/18
11:12 pm-1:14 pm
2 stops12h 02m
Houston George Bush Intcntl
Wed 5/27
7:59 pm-11:44 pm
1 stop5h 45m
$312
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 5/26
8:11 pm-9:51 am
2 stops11h 40m
Houston George Bush Intcntl
Thu 5/28
7:59 pm-11:44 pm
1 stop5h 45m
$312
PortlandHouston
PDX - HOU
PDXHOU
Portland
Sat 9/19
6:20 am-4:55 pm
2 stops8h 35m
Houston Hobby
Sat 9/26
8:20 am-5:40 pm
2 stops11h 20m
$321
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 6/2
7:15 am-1:46 pm
Nonstop4h 31m
Houston George Bush Intcntl
Thu 6/4
5:57 pm-8:29 pm
Nonstop4h 32m
$327
PortlandHouston
PDX - HOU
PDXHOU
Portland
Tue 6/2
9:39 pm-9:32 am
1 stop9h 53m
Houston Hobby
Sat 6/6
10:27 am-10:02 pm
2 stops13h 35m
$332
PortlandHouston
PDX - IAH
PDXIAH
Portland
Fri 5/8
8:46 pm-1:44 pm
2 stops14h 58m
Houston George Bush Intcntl
Fri 5/15
1:28 pm-7:51 pm
1 stop8h 23m
$347
PortlandHouston
PDX - IAH
PDXIAH
Portland
Fri 5/22
1:02 pm-7:21 pm
Nonstop4h 19m
Houston George Bush Intcntl
Sun 5/24
4:47 pm-7:18 pm
Nonstop4h 31m
$366
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 6/2
7:13 am-1:30 pm
Nonstop4h 17m
Houston George Bush Intcntl
Sat 6/6
7:35 pm-12:50 am
1 stop7h 15m
$367
PortlandHouston
PDX - HOU
PDXHOU
Portland
Fri 6/5
9:20 pm-9:25 am
1 stop10h 05m
Houston Hobby
Fri 6/12
7:50 pm-1:20 am
1 stop7h 30m
$367
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 6/30
7:05 am-1:35 pm
Nonstop4h 30m
Houston George Bush Intcntl
Mon 7/13
6:19 pm-8:50 pm
Nonstop4h 31m
$377
Showing 1-10 of 37 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-HOU
PDX-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 Portland to Houston
PDX-HO1
PDX-HOU
PDX-IAH
How far ahead should I book a flight from Portland to Houston?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Houston. Price data was last updated on April 17, 2026.
Booking 35 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.
What is the cheapest month to book a flight from Portland to Houston?
Currently, May is the cheapest month in which you can book a flight from Portland to Houston (average of $66). Flying from Portland to Houston in February is currently the most expensive (average of $194). 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 April 23, 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?
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 April 23, 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.
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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 April 23, 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 April 23, 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 April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$257 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$144 | Average$288 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$319 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$197 | Average$383 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$366 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$324 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$471 | FlexibilityNo cancel fee | On-time71% |