$117+ Cheap flights from Portland (PDX) to Houston
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Oct 6 — Oct 131
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 September 6, 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 September 6, 2026.
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/112:38 pm -
1 stop18h 57m
Sun 10/46:25 am -
1 stop7h 18m
Deal found 9/2![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:11 pm -
1 stop10h 15m
Mon 10/128:35 pm -
2 stops16h 19m
Deal found 9/1![Frontier logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 9/2412:38 pm -
1 stop7h 02m
Fri 10/22:57 pm -
1 stop22h 39m
Deal found 9/3![Frontier logo]()
$307
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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.
Wed 10/77:19 am -
Nonstop4h 33m
Tue 10/136:24 am -
1 stop6h 30m
Deal found 9/1![Multiple Airlines logo]()
$308
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/2112:38 pm -
1 stop10h 05m
Thu 9/245:20 am -
1 stop8h 16m
Deal found 9/2![Frontier logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/112:38 pm -
2 stops16h 39m
Thu 10/85:05 am -
1 stop8h 21m
Deal found 9/3![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 11/1311:06 am -
1 stop22h 26m
Tue 11/174:21 pm -
2 stops45h 15m
Deal found 9/1![Frontier logo]()
$312
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/312:24 pm -
1 stop15h 38m
Sun 10/1110:59 pm -
1 stop13h 12m
Deal found 9/2![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 9/2512:38 pm -
2 stops30h 36m
Mon 9/286:25 am -
1 stop7h 18m
Deal found 9/3![Frontier logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/177:19 am -
Nonstop4h 33m
Sat 10/2410:40 pm -
1 stop14h 14m
Deal found 9/2![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/2612:24 pm -
1 stop15h 38m
Fri 10/166:05 am -
2 stops54h 06m
Deal found 9/1![Frontier logo]()
$317
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:19 am -
Nonstop4h 33m
Sat 10/1010:59 pm -
1 stop13h 12m
Deal found 9/3![Multiple Airlines logo]()
$318
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 September 6, 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 September 6, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:25 am -
1 stop7h 32m
Tue 9/297:06 pm -
1 stop6h 34m
Deal found 9/3![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 9/3. 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.
Mon 9/284:20 pm -
1 stop6h 00m
Tue 9/292:45 pm -
1 stop6h 20m
Deal found 9/3![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 12/210:30 am -
Nonstop4h 22m
Wed 12/97:10 pm -
1 stop7h 00m
Deal found 9/6![Alaska Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:59 pm -
Nonstop4h 08m
Sun 10/258:25 pm -
Nonstop4h 52m
Deal found 9/5![United Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/711:25 am -
2 stops10h 28m
Tue 10/137:00 am -
2 stops11h 10m
Deal found 9/1![Delta logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/217:19 am -
Nonstop4h 33m
Wed 10/286:02 am -
1 stop9h 22m
Deal found 9/5![Alaska Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 12/15:25 pm -
2 stops14h 45m
Tue 12/87:30 am -
2 stops7h 40m
Deal found 9/1![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:20 am -
2 stops10h 27m
Mon 10/57:00 am -
2 stops11h 05m
Deal found 9/3![Delta logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:31 am -
1 stop12h 28m
Sun 10/256:17 pm -
Nonstop4h 33m
Deal found 9/4![Alaska Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 9/5. 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.
Thu 10/2212:50 pm -
1 stop7h 15m
Sun 10/255:35 am -
1 stop6h 00m
Deal found 9/5![Southwest logo]()
$437
This KAYAK deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:18 pm -
1 stop8h 14m
Wed 11/113:12 pm -
1 stop8h 45m
Deal found 9/2![Delta logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/79:31 am -
1 stop12h 28m
Mon 10/126:17 pm -
Nonstop4h 33m
Deal found 9/2![Alaska Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 10/95:10 am -
2 stops7h 55m
Sun 10/115:30 am -
1 stop8h 55m
Deal found 9/3![Southwest logo]()
$442
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:25 am -
2 stops8h 33m
Thu 10/297:10 am -
2 stops11h 05m
Deal found 9/3![Delta logo]()
$418
This Southwest deal was found by Cheapflights users on 9/5. 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.
Thu 11/55:30 pm -
2 stops10h 30m
Sun 11/87:30 am -
2 stops9h 30m
Deal found 9/5![Southwest logo]()
$447
This KAYAK deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:24 pm -
2 stops13h 22m
Wed 11/117:38 pm -
1 stop6h 13m
Deal found 9/2![Delta logo]()
$419
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/12:35 pm -
1 stop5h 30m
Thu 10/87:30 pm -
1 stop7h 55m
Deal found 9/1![Southwest logo]()
$463
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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.
Fri 11/1311:32 am -
2 stops8h 18m
Sat 11/215:00 pm -
1 stop8h 46m
Deal found 9/1![Delta logo]()
$453
Last-minute flights from Portland to HoustonDiscover last-minute flight deals from Portland to Houston. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Houston. Data last updated September 6, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/2112:38 pm -
1 stop10h 05m
Thu 9/245:20 am -
1 stop8h 16m
Deal found 9/2![Frontier logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 9/2412:38 pm -
1 stop7h 02m
Fri 10/22:57 pm -
1 stop22h 39m
Deal found 9/3![Frontier logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 9/2512:38 pm -
2 stops30h 36m
Mon 9/286:25 am -
1 stop7h 18m
Deal found 9/3![Frontier logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/2612:24 pm -
1 stop15h 38m
Fri 10/166:05 am -
2 stops54h 06m
Deal found 9/1![Frontier logo]()
$317
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/112:38 pm -
1 stop18h 57m
Sun 10/46:25 am -
1 stop7h 18m
Deal found 9/2![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/112:38 pm -
2 stops16h 39m
Thu 10/85:05 am -
1 stop8h 21m
Deal found 9/3![Frontier logo]()
$310
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/312:24 pm -
1 stop15h 38m
Sun 10/1110:59 pm -
1 stop13h 12m
Deal found 9/2![Frontier logo]()
$313
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:19 am -
Nonstop4h 33m
Sat 10/1010:59 pm -
1 stop13h 12m
Deal found 9/3![Multiple Airlines logo]()
$318
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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.
Wed 10/77:19 am -
Nonstop4h 33m
Tue 10/136:24 am -
1 stop6h 30m
Deal found 9/1![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:11 pm -
1 stop10h 15m
Mon 10/128:35 pm -
2 stops16h 19m
Deal found 9/1![Frontier logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/177:19 am -
Nonstop4h 33m
Sat 10/2410:40 pm -
1 stop14h 14m
Deal found 9/2![Multiple Airlines logo]()
$316
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/2312:25 pm -
1 stop10h 01m
Sun 10/256:24 am -
1 stop6h 30m
Deal found 9/2![Frontier logo]()
$319
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 September 6, 2026.
Search for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/112:38 pm -
1 stop7h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$117
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/2412:38 pm -
1 stop7h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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.
Sat 9/2612:24 pm -
1 stop15h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$123
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 11/1212:02 pm -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$125
This Trip.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/1511:06 am -
1 stop22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 9/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:38 pm -
1 stop7h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/1712:02 pm -
2 stops25h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$137
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/211:02 am -
1 stop22h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$139
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/12:35 pm -
1 stop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Southwest logo]()
$169
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/266:20 am -
2 stops8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 9/5. 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.
Sat 10/316:20 am -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Southwest logo]()
$179
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/27:50 pm -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Southwest logo]()
$185
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 September 6, 2026.
Round-trip from | $303 (Expedia) |
|---|---|
One-way from | $117 (Super.com) |
Popular in | March |
Cheapest in | January |
Average price | $397 |
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 7,457,451 searches. Data last updated September 6, 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 Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Mon 10/5
11:02 am-9:14 pm
2 stops32h 12m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$144
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Mon 11/2
12:31 pm-5:10 am
1 stop14h 39m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$154
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Wed 10/7
6:00 am-5:50 pm
1 stop9h 50m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
PortlandHouston
PDX Portland - HOU Houston Hobby
PDXHOU
Portland
Thu 10/1
8:00 am-7:35 pm
1 stop9h 35m
Houston Hobby
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
PortlandHouston
PDX Portland - HOU Houston Hobby
PDXHOU
Portland
Mon 10/19
4:20 pm-1:25 am
1 stop7h 05m
Houston Hobby
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
PortlandHouston
PDX Portland - HOU Houston Hobby
PDXHOU
Portland
Sat 9/26
6:50 am-4:50 pm
1 stop8h 00m
Houston Hobby
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Thu 9/24
8:44 pm-9:57 am
2 stops11h 13m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Fri 9/25
12:25 am-1:30 pm
2 stops11h 05m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Mon 10/19
8:44 pm-10:06 am
2 stops11h 22m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
PortlandHouston
PDX Portland - IAH Houston George Bush Intcntl
PDXIAH
Portland
Tue 9/29
12:34 pm-11:47 pm
2 stops9h 13m
Houston George Bush Intcntl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
Showing 1-10 of 33 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 $266). 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 September 6, 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?
Airfare is below average for this route at the moment.
Portland to Houston flights typically cost between $340 and $552 in October.The cheapest round-trip price found within the last 5 days was $303 on Frontier (Oct 1-Oct 4).
How far ahead should I book a flight from Portland to Houston?
Booking 17 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 September 6, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta 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.
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
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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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 September 6, 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 September 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Portland to Houston
Discover the top 6 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$324 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$354 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$207 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$366 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$475 | FlexibilityNo cancel fee | On-time71% |