$59+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Apr 7 — Apr 141
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Houston
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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 March 8, 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 March 8, 2026.
This Priceline deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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.
Tue 5/191:48 pm
PDX
- IAH
1 stop9h 00m
Frontier
Sun 5/246:15 am
IAH
- PDX
1 stop6h 58m
Frontier
Deal found 3/4![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 5/2812:13 pm
PDX
- IAH
1 stop15h 27m
Frontier
Sun 5/319:52 pm
IAH
- PDX
1 stop15h 21m
Frontier
Deal found 3/4![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:48 pm
PDX
- IAH
1 stop9h 00m
Frontier
Sun 5/105:49 pm
IAH
- PDX
2 stops45h 13m
Frontier
Deal found 3/8![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 5/19:54 am
PDX
- IAH
2 stops12h 54m
Frontier
Sun 5/39:34 am
IAH
- PDX
1 stop27h 29m
Frontier
Deal found 3/4![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Mon 5/43:06 pm
IAH
- PDX
2 stops23h 56m
Frontier
Deal found 3/4![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 5/89:53 am
PDX
- IAH
2 stops16h 57m
Multiple Airlines
Tue 5/124:02 pm
IAH
- PDX
1 stop23h 00m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$229
This CheapOair deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:48 pm
PDX
- IAH
1 stop23h 19m
Frontier
Tue 5/265:09 pm
IAH
- PDX
1 stop20h 04m
Frontier
Deal found 3/7![Frontier logo]()
$231
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:48 am
PDX
- IAH
1 stop11h 00m
Frontier
Wed 5/276:15 am
IAH
- PDX
1 stop6h 58m
Frontier
Deal found 3/6![Frontier logo]()
$232
This Expedia deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:52 am
PDX
- IAH
Nonstop4h 26m
Multiple Airlines
Sun 5/106:45 am
IAH
- PDX
1 stop6h 18m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Thu 4/234:06 pm
IAH
- PDX
2 stops18h 53m
Frontier
Deal found 3/4![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:54 am
PDX
- IAH
1 stop22h 40m
Multiple Airlines
Mon 4/2010:44 am
IAH
- PDX
1 stop27h 08m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:52 am
PDX
- IAH
Nonstop4h 26m
Alaska Airlines
Tue 4/286:18 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$237
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 March 8, 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 March 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Sat 5/21:48 pm
IAH
- PDX
2 stops22h 32m
Frontier
Deal found 3/8![Frontier logo]()
$249
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:52 am
PDX
- IAH
Nonstop4h 26m
Alaska Airlines
Sat 4/256:18 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
PDX
- HOU
2 stops8h 55m
Southwest
Sat 5/28:15 am
HOU
- PDX
1 stop6h 40m
Southwest
Deal found 3/4![Southwest logo]()
$289
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:30 am
PDX
- IAH
2 stops12h 25m
Delta
Thu 5/77:45 am
IAH
- PDX
2 stops10h 38m
Delta
Deal found 3/8![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/21:55 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Sun 4/58:15 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Deal found 3/3![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:35 am
PDX
- HOU
2 stops8h 15m
Southwest
Tue 5/128:50 am
HOU
- PDX
1 stop7h 00m
Southwest
Deal found 3/7![Southwest logo]()
$292
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:00 pm
PDX
- HOU
2 stops10h 00m
Southwest
Sat 5/28:15 am
HOU
- PDX
2 stops11h 30m
Southwest
Deal found 3/3![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:42 am
PDX
- IAH
2 stops11h 06m
Delta
Sun 5/36:35 am
IAH
- PDX
2 stops12h 35m
Delta
Deal found 3/4![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/175:10 am
PDX
- HOU
1 stop7h 40m
Southwest
Mon 4/206:40 pm
HOU
- PDX
1 stop8h 15m
Southwest
Deal found 3/4![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:40 am
PDX
- IAH
1 stop7h 19m
Delta
Mon 7/274:00 pm
IAH
- PDX
2 stops9h 53m
Delta
Deal found 3/6![Delta logo]()
$362
This Southwest deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:05 am
PDX
- HOU
1 stop8h 30m
Southwest
Mon 5/116:25 pm
HOU
- PDX
1 stop8h 00m
Southwest
Deal found 3/8![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/21:55 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Fri 4/38:15 pm
IAH
- PDX
Nonstop4h 43m
United Airlines
Deal found 3/8![United Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/47:00 am
PDX
- IAH
Nonstop4h 27m
Alaska Airlines
Sat 4/42:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$433
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:00 pm
PDX
- HOU
1 stop6h 10m
Southwest
Mon 4/277:50 pm
HOU
- PDX
1 stop6h 35m
Southwest
Deal found 3/7![Southwest logo]()
$317
This CheapOair deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:14 am
PDX
- IAH
1 stop9h 57m
Alaska Airlines
Fri 4/32:27 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 7/95:15 am
PDX
- IAH
2 stops11h 24m
United Airlines
Sun 7/125:22 am
IAH
- PDX
1 stop6h 58m
United Airlines
Deal found 3/3![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:30 am
PDX
- IAH
2 stops10h 42m
Delta
Fri 4/34:00 pm
IAH
- PDX
1 stop9h 28m
Delta
Deal found 3/8![Delta logo]()
$413
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:10 am
PDX
- HOU
1 stop7h 35m
Southwest
Sun 4/265:40 am
HOU
- PDX
1 stop5h 50m
Southwest
Deal found 3/7![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:25 am
PDX
- HOU
2 stops8h 40m
Southwest
Mon 4/274:25 pm
HOU
- PDX
2 stops9h 45m
Southwest
Deal found 3/6![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/288:05 am
PDX
- HOU
2 stops8h 15m
Southwest
Sat 4/410:45 am
HOU
- PDX
2 stops9h 00m
Southwest
Deal found 3/6![Southwest logo]()
$377
Last-minute flights from Portland to HoustonDiscover last-minute flight deals from Portland to Houston. Data last updated March 8, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Houston. Data last updated March 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/11:55 pm
PDX
- IAH
Nonstop4h 18m
United Airlines
Wed 4/87:17 am
IAH
- PDX
1 stop9h 13m
United Airlines
Deal found 3/7![United Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:54 am
PDX
- IAH
1 stop22h 40m
Multiple Airlines
Mon 4/2010:44 am
IAH
- PDX
1 stop27h 08m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:46 pm
PDX
- IAH
1 stop16h 35m
Multiple Airlines
Sun 4/266:45 am
IAH
- PDX
1 stop30h 18m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$220
This Frontier deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:54 am
PDX
- IAH
1 stop7h 07m
Frontier
Thu 4/236:45 am
IAH
- PDX
1 stop6h 18m
Frontier
Deal found 3/7![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Thu 4/234:06 pm
IAH
- PDX
2 stops18h 53m
Frontier
Deal found 3/4![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:48 am
PDX
- IAH
1 stop21h 54m
Frontier
Mon 5/43:06 pm
IAH
- PDX
2 stops23h 56m
Frontier
Deal found 3/3![Frontier logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:52 am
PDX
- IAH
Nonstop4h 26m
Alaska Airlines
Tue 4/286:18 pm
IAH
- PDX
Nonstop4h 32m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Mon 5/43:06 pm
IAH
- PDX
2 stops23h 56m
Frontier
Deal found 3/4![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Sat 5/21:48 pm
IAH
- PDX
2 stops24h 02m
Frontier
Deal found 3/4![Frontier logo]()
$238
This Expedia deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop9h 18m
Multiple Airlines
Sat 5/26:18 pm
IAH
- PDX
Nonstop4h 32m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
- IAH
1 stop23h 59m
Frontier
Sun 5/32:36 pm
IAH
- PDX
2 stops22h 27m
Frontier
Deal found 3/4![Frontier logo]()
$242
This CheapOair deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:58 am
PDX
- IAH
1 stop10h 50m
Frontier
Sun 5/39:34 am
IAH
- PDX
1 stop27h 29m
Frontier
Deal found 3/6![Frontier logo]()
$222
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 March 8, 2026.
Search for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated March 8, 2026.
This Trip.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/2912:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/4![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:28 pm
PDX
- IAH
1 stop9h 28m
Frontier
Deal found 3/3![Frontier logo]()
$65
This Trip.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:58 am
PDX
- IAH
1 stop10h 50m
Frontier
Deal found 3/6![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:38 pm
PDX
- IAH
1 stop9h 18m
Frontier
Deal found 3/8![Frontier logo]()
$88
This Priceline deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:54 am
PDX
- IAH
1 stop7h 06m
Frontier
Deal found 3/4![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:48 am
PDX
- IAH
1 stop25h 19m
Frontier
Deal found 3/8![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:04 pm
PDX
- IAH
1 stop11h 18m
Frontier
Deal found 3/6![Frontier logo]()
$101
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/313:10 pm
PDX
- HOU
1 stop5h 45m
Southwest
Deal found 3/7![Southwest logo]()
$129
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 am
PDX
- HOU
1 stop5h 55m
Southwest
Deal found 3/4![Southwest logo]()
$139
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:30 am
PDX
- HOU
2 stops9h 45m
Southwest
Deal found 3/5![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/23:05 pm
PDX
- HOU
1 stop6h 05m
Southwest
Deal found 3/4![Southwest logo]()
$146
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:55 pm
PDX
- HOU
2 stops10h 20m
Southwest
Deal found 3/5![Southwest logo]()
$151
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 March 8, 2026.
Round-trip from | $220 (Frontier) |
|---|---|
One-way from | $59 (Trip.com) |
Popular in | March |
Cheapest in | October |
Average price | $436 |
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 March 8, 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
Tue 4/28
12:38 pm-11:56 pm
1 stop9h 18m
Houston George Bush Intcntl
Sat 5/2
1:48 pm-10:20 am
2 stops22h 32m
$249
Quickest round-trip
PortlandHouston
PDX - IAH
PDXIAH
Portland
Sat 4/25
10:52 am-5:18 pm
Nonstop4h 26m
Houston George Bush Intcntl
Sat 4/25
6:18 pm-8:50 pm
Nonstop4h 32m
$272
PortlandHouston
PDX - HOU
PDXHOU
Portland
Wed 4/29
7:00 am-5:55 pm
2 stops8h 55m
Houston Hobby
Sat 5/2
8:15 am-12:55 pm
1 stop6h 40m
$289
PortlandHouston
PDX - HOU
PDXHOU
Portland
Fri 5/8
8:35 am-6:50 pm
2 stops8h 15m
Houston Hobby
Tue 5/12
8:50 am-1:50 pm
1 stop7h 00m
$292
PortlandHouston
PDX - HOU
PDXHOU
Portland
Tue 4/28
5:00 pm-5:00 am
2 stops10h 00m
Houston Hobby
Sat 5/2
8:15 am-5:45 pm
2 stops11h 30m
$294
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 5/5
12:30 am-2:55 pm
2 stops12h 25m
Houston George Bush Intcntl
Thu 5/7
7:45 am-4:23 pm
2 stops10h 38m
$297
PortlandHouston
PDX - HOU
PDXHOU
Portland
Fri 4/17
5:10 am-2:50 pm
1 stop7h 40m
Houston Hobby
Mon 4/20
6:40 pm-12:55 am
1 stop8h 15m
$304
PortlandHouston
PDX - HOU
PDXHOU
Portland
Thu 5/7
8:05 am-6:35 pm
1 stop8h 30m
Houston Hobby
Mon 5/11
6:25 pm-12:25 am
1 stop8h 00m
$317
PortlandHouston
PDX - HOU
PDXHOU
Portland
Fri 4/24
3:00 pm-11:10 pm
1 stop6h 10m
Houston Hobby
Mon 4/27
7:50 pm-12:25 am
1 stop6h 35m
$317
PortlandHouston
PDX - HOU
PDXHOU
Portland
Thu 4/23
6:10 am-3:45 pm
1 stop7h 35m
Houston Hobby
Sun 4/26
5:40 am-9:30 am
1 stop5h 50m
$317
Showing 1-10 of 38 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
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 March 6, 2026.
Booking 84 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, June is the cheapest month in which you can book a flight from Portland to Houston (average of $67). Flying from Portland to Houston in July is currently the most expensive (average of $238). 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 March 8, 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.
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 March 8, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Overall
8.0
Comfort
7.8
Food
7.1
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Portland 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 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 March 8, 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 March 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Portland to Houston
Discover the top 8 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 March 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$159 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$98 | Average$265 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$144 | Average$253 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$313 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$190 | Average$310 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$392 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$366 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$236 | Average$442 | FlexibilityNo cancel fee | On-time71% |