$160+ Cheap flights from Portland, ME (PWM) 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — HOU
Mar 19 — Mar 261
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 February 17, 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 February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:02 pm
PWM
- IAH
1 stop6h 31m
American Airlines
Sun 5/249:26 am
IAH
- PWM
1 stop6h 20m
American Airlines
Deal found 2/15![American Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:52 pm
PWM
- IAH
1 stop6h 35m
Delta
Tue 5/192:20 pm
IAH
- PWM
2 stops9h 14m
Delta
Deal found 2/15![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:16 pm
PWM
- IAH
1 stop6h 29m
United Airlines
Mon 6/12:31 pm
IAH
- PWM
1 stop8h 20m
United Airlines
Deal found 2/13![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Tue 3/175:16 pm
IAH
- PWM
1 stop5h 39m
American Airlines
Deal found 2/12![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:39 pm
PWM
- IAH
2 stops9h 20m
American Airlines
Mon 4/132:25 pm
IAH
- PWM
1 stop7h 57m
American Airlines
Deal found 2/14![American Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:43 pm
PWM
- IAH
1 stop7h 11m
Delta
Tue 4/2812:25 pm
IAH
- PWM
2 stops9h 59m
Delta
Deal found 2/14![Delta logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:29 am
PWM
- IAH
2 stops25h 17m
Multiple Airlines
Thu 4/94:30 pm
IAH
- PWM
1 stop15h 37m
Multiple Airlines
Deal found 2/13![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:58 pm
PWM
- IAH
1 stop8h 17m
United Airlines
Tue 5/265:04 am
IAH
- PWM
1 stop8h 22m
United Airlines
Deal found 2/16![United Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Mon 4/65:16 pm
IAH
- PWM
1 stop5h 39m
American Airlines
Deal found 2/14![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:40 pm
PWM
- IAH
1 stop7h 35m
Delta
Mon 6/12:20 pm
IAH
- PWM
2 stops9h 14m
Delta
Deal found 2/13![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:00 am
PWM
- HOU
1 stop7h 11m
Delta
Mon 6/11:16 pm
HOU
- PWM
2 stops10h 18m
Delta
Deal found 2/13![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:56 am
PWM
- IAH
1 stop6h 25m
American Airlines
Mon 5/185:04 pm
IAH
- PWM
1 stop5h 50m
American Airlines
Deal found 2/15![American Airlines logo]()
$322
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 February 17, 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 February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:47 am
PWM
- IAH
1 stop6h 47m
American Airlines
Tue 4/284:59 pm
IAH
- PWM
1 stop6h 14m
American Airlines
Deal found 2/14![American Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:52 pm
PWM
- IAH
1 stop6h 35m
Delta
Tue 5/192:20 pm
IAH
- PWM
2 stops9h 14m
Delta
Deal found 2/15![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:16 pm
PWM
- IAH
1 stop6h 29m
United Airlines
Mon 6/12:31 pm
IAH
- PWM
1 stop8h 20m
United Airlines
Deal found 2/13![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:35 pm
PWM
- HOU
2 stops7h 25m
Southwest
Wed 3/115:50 am
HOU
- PWM
1 stop5h 05m
Southwest
Deal found 2/15![Southwest logo]()
$374
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:52 pm
PWM
- IAH
1 stop6h 35m
Delta
Mon 5/185:20 am
IAH
- PWM
1 stop5h 37m
Delta
Deal found 2/13![Delta logo]()
$295
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:47 am
PWM
- IAH
1 stop6h 47m
American Airlines
Mon 4/132:25 pm
IAH
- PWM
1 stop7h 57m
American Airlines
Deal found 2/14![American Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:43 pm
PWM
- IAH
1 stop7h 11m
Delta
Tue 4/2812:25 pm
IAH
- PWM
2 stops9h 59m
Delta
Deal found 2/14![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:56 am
PWM
- IAH
1 stop6h 25m
American Airlines
Mon 5/185:04 pm
IAH
- PWM
1 stop5h 50m
American Airlines
Deal found 2/15![American Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:20 pm
PWM
- HOU
1 stop6h 50m
Southwest
Thu 3/125:45 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 2/13![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:50 pm
PWM
- IAH
1 stop6h 07m
Delta
Tue 7/2811:50 am
IAH
- PWM
2 stops11h 09m
Delta
Deal found 2/16![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:30 pm
PWM
- HOU
1 stop6h 55m
Southwest
Fri 3/275:45 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 2/15![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:40 pm
PWM
- IAH
1 stop7h 35m
Delta
Mon 6/12:20 pm
IAH
- PWM
2 stops9h 14m
Delta
Deal found 2/13![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:00 am
PWM
- HOU
1 stop7h 11m
Delta
Mon 6/11:16 pm
HOU
- PWM
2 stops10h 18m
Delta
Deal found 2/13![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1112:30 pm
PWM
- HOU
2 stops9h 05m
Southwest
Tue 3/173:00 pm
HOU
- PWM
2 stops7h 05m
Southwest
Deal found 2/12![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/712:45 pm
PWM
- HOU
2 stops10h 43m
Delta
Thu 3/122:13 pm
HOU
- PWM
1 stop8h 09m
Delta
Deal found 2/13![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:00 am
PWM
- HOU
1 stop7h 11m
Delta
Mon 5/186:00 am
HOU
- PWM
1 stop5h 44m
Delta
Deal found 2/15![Delta logo]()
$375
Last-minute flights from Portland to HoustonDiscover last-minute flight deals from Portland to Houston. Data last updated February 17, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Houston. Data last updated February 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/64:23 pm
PWM
- IAH
1 stop7h 50m
United Airlines
Wed 3/116:20 am
IAH
- PWM
1 stop7h 54m
United Airlines
Deal found 2/15![United Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:35 pm
PWM
- HOU
2 stops7h 25m
Southwest
Wed 3/115:50 am
HOU
- PWM
1 stop5h 05m
Southwest
Deal found 2/15![Southwest logo]()
$374
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/712:45 pm
PWM
- HOU
2 stops10h 43m
Delta
Thu 3/122:13 pm
HOU
- PWM
1 stop8h 09m
Delta
Deal found 2/13![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:20 pm
PWM
- HOU
1 stop6h 50m
Southwest
Thu 3/125:45 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 2/13![Southwest logo]()
$379
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Wed 3/185:16 pm
IAH
- PWM
1 stop5h 39m
American Airlines
Deal found 2/12![American Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:03 am
PWM
- IAH
1 stop8h 55m
Delta
Wed 3/1811:39 am
IAH
- PWM
2 stops10h 43m
Delta
Deal found 2/12![Delta logo]()
$327
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Tue 3/1712:20 pm
IAH
- PWM
2 stops9h 39m
American Airlines
Deal found 2/12![American Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/214:23 pm
PWM
- IAH
1 stop8h 46m
United Airlines
Sat 3/282:45 pm
IAH
- PWM
1 stop7h 07m
United Airlines
Deal found 2/13![United Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Fri 3/275:16 pm
IAH
- PWM
1 stop5h 39m
American Airlines
Deal found 2/15![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:48 pm
PWM
- IAH
1 stop7h 11m
Delta
Fri 3/2712:23 pm
IAH
- PWM
2 stops9h 49m
Delta
Deal found 2/15![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:30 pm
PWM
- HOU
2 stops9h 00m
Southwest
Fri 3/275:45 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 2/15![Southwest logo]()
$384
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Mon 4/65:16 pm
IAH
- PWM
1 stop5h 39m
American Airlines
Deal found 2/14![American Airlines logo]()
$314
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 February 17, 2026.
Search for one-way flight options from Portland to Houston. Find affordable one-way fares based on user searches. Data last updated February 17, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Deal found 2/13![American Airlines logo]()
$160
This Southwest deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:25 am
PWM
- HOU
1 stop8h 00m
Southwest
Deal found 2/14![Southwest logo]()
$180
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/114:23 pm
PWM
- IAH
1 stop8h 46m
United Airlines
Deal found 2/14![United Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1112:30 pm
PWM
- HOU
2 stops9h 05m
Southwest
Deal found 2/12![Southwest logo]()
$202
This Southwest deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:50 pm
PWM
- HOU
2 stops8h 00m
Southwest
Deal found 2/14![Southwest logo]()
$215
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:40 pm
PWM
- IAH
1 stop7h 13m
American Airlines
Deal found 2/16![American Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:29 am
PWM
- IAH
2 stops30h 43m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$230
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:51 pm
PWM
- IAH
1 stop17h 03m
American Airlines
Deal found 2/13![American Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:18 pm
PWM
- IAH
2 stops16h 56m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/224:50 pm
PWM
- HOU
1 stop8h 45m
Southwest
Deal found 2/15![Southwest logo]()
$240
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
PWM
- IAH
1 stop7h 07m
Delta
Deal found 2/14![Delta logo]()
$250
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
PWM
- HOU
1 stop7h 04m
Delta
Deal found 2/14![Delta logo]()
$250
Find flight deals from Portland to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 February 17, 2026.
Round-trip from | $270 (American Airlines) |
|---|---|
One-way from | $160 (American Airlines) |
Popular in | April |
Cheapest in | January |
Average price | $449 |
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 February 17, 2026.
Use the filters below to find and compare flights from Portland to Houston that are best for you.
Fly from
Portland
Fly to
Houston
Route
Depart
Return
Price
PortlandHouston
PWM - IAH
PWMIAH
Portland
Fri 4/24
10:47 am-4:34 pm
1 stop6h 47m
Houston George Bush Intcntl
Tue 4/28
4:59 pm-12:13 am
1 stop6h 14m
$270
PortlandHouston
PWM - IAH
PWMIAH
Portland
Thu 5/14
12:52 pm-6:27 pm
1 stop6h 35m
Houston George Bush Intcntl
Tue 5/19
2:20 pm-12:34 am
2 stops9h 14m
$275
PortlandHouston
PWM - IAH
PWMIAH
Portland
Thu 5/28
7:16 pm-12:45 am
1 stop6h 29m
Houston George Bush Intcntl
Mon 6/1
2:31 pm-11:51 pm
1 stop8h 20m
$289
PortlandHouston
PWM - IAH
PWMIAH
Portland
Wed 5/13
12:52 pm-6:27 pm
1 stop6h 35m
Houston George Bush Intcntl
Mon 5/18
5:20 am-11:57 am
1 stop5h 37m
$295
PortlandHouston
PWM - IAH
PWMIAH
Portland
Wed 4/8
10:47 am-4:34 pm
1 stop6h 47m
Houston George Bush Intcntl
Mon 4/13
2:25 pm-11:22 pm
1 stop7h 57m
$295
PortlandHouston
PWM - IAH
PWMIAH
Portland
Fri 4/24
4:43 pm-10:54 pm
1 stop7h 11m
Houston George Bush Intcntl
Tue 4/28
12:25 pm-11:24 pm
2 stops9h 59m
$309
PortlandHouston
PWM - IAH
PWMIAH
Portland
Wed 7/22
6:50 pm-11:57 pm
1 stop6h 07m
Houston George Bush Intcntl
Tue 7/28
11:50 am-11:59 pm
2 stops11h 09m
$314
PortlandHouston
PWM - IAH
PWMIAH
Portland
Thu 5/28
1:40 pm-8:15 pm
1 stop7h 35m
Houston George Bush Intcntl
Mon 6/1
2:20 pm-12:34 am
2 stops9h 14m
$319
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 5/28
6:00 am-12:11 pm
1 stop7h 11m
Houston Hobby
Mon 6/1
1:16 pm-12:34 am
2 stops10h 18m
$319
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sat 3/7
12:45 pm-10:28 pm
2 stops10h 43m
Houston Hobby
Thu 3/12
2:13 pm-11:22 pm
1 stop8h 09m
$319
Showing 1-10 of 29 results
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.
PWM-HO1
PWM-IAH
PWM-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
PWM-HO1
PWM-IAH
PWM-HOU
What is the cheapest month to book a flight from Portland, Maine to Houston?
Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Houston (average of $139). Flying from Portland, Maine to Houston in October is currently the most expensive (average of $217). 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.
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 February 17, 2026.
Read through reviews of airlines operating flights from Portland to Houston, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from 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
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Portland and Houston flights
Browse other Portland and Houston flight options. Last updated on February 17, 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 February 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Portland to Houston
Discover the top 4 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 February 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$357 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$433 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$316 | Average$514 | FlexibilityNo cancel fee | On-time63% |