$151+ Cheap flights from Houston to Portland, ME (PWM)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PWM
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Houston to PortlandExplore the most affordable flight options available from Houston to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
Explore the most affordable flight options available from Houston to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:25 am
IAH
- PWM
1 stop5h 30m
Delta
Thu 8/206:00 am
PWM
- IAH
1 stop7h 07m
Delta
Deal found 4/17![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
HOU
- PWM
1 stop5h 22m
Delta
Wed 8/196:00 am
PWM
- HOU
1 stop7h 04m
Delta
Deal found 4/17![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:25 pm
IAH
- PWM
2 stops8h 18m
Delta
Wed 6/246:57 pm
PWM
- IAH
1 stop6h 02m
Delta
Deal found 4/17![Delta logo]()
$244
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:00 pm
HOU
- PWM
1 stop8h 33m
Delta
Wed 8/196:30 am
PWM
- HOU
2 stops10h 53m
Delta
Deal found 4/17![Delta logo]()
$244
This Delta deal was found by Cheapflights users on 4/16. 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 7/222:38 pm
IAH
- PWM
1 stop7h 36m
Delta
Mon 7/276:00 am
PWM
- IAH
1 stop8h 33m
Delta
Deal found 4/16![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:50 am
IAH
- PWM
2 stops10h 21m
Delta
Tue 8/186:00 am
PWM
- IAH
1 stop7h 07m
Delta
Deal found 4/17![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 4/15. 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.
Sat 10/175:25 am
IAH
- PWM
1 stop5h 28m
Delta
Wed 10/214:50 pm
PWM
- IAH
1 stop6h 14m
Delta
Deal found 4/15![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:55 am
IAH
- PWM
1 stop5h 27m
Delta
Thu 9/106:00 am
PWM
- IAH
1 stop7h 07m
Delta
Deal found 4/15![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 4/16. 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.
Tue 6/162:43 pm
IAH
- PWM
1 stop7h 32m
Delta
Thu 6/186:57 pm
PWM
- IAH
1 stop6h 02m
Delta
Deal found 4/16![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 4/15. 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 5/262:18 pm
IAH
- PWM
1 stop8h 00m
Delta
Sat 5/306:00 am
PWM
- IAH
1 stop6h 09m
Delta
Deal found 4/15![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 4/15. 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.
Sat 10/171:00 pm
HOU
- PWM
1 stop8h 23m
Delta
Wed 10/211:35 pm
PWM
- HOU
1 stop9h 08m
Delta
Deal found 4/15![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
HOU
- PWM
1 stop5h 22m
Delta
Thu 8/201:35 pm
PWM
- HOU
1 stop9h 00m
Delta
Deal found 4/17![Delta logo]()
$334
Best flights from Houston to PortlandDiscover carefully curated flight deals from Houston to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Houston to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
HOU
- PWM
1 stop5h 22m
Delta
Wed 8/196:00 am
PWM
- HOU
1 stop7h 04m
Delta
Deal found 4/17![Delta logo]()
$239
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/83:35 pm
HOU
- PWM
2 stops7h 30m
Southwest
Fri 6/125:20 pm
PWM
- HOU
1 stop5h 55m
Southwest
Deal found 4/16![Southwest logo]()
$354
This United Airlines deal was found by Cheapflights users on 4/15. 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 5/294:35 pm
IAH
- PWM
1 stop6h 16m
United Airlines
Sun 5/316:00 am
PWM
- IAH
1 stop6h 51m
United Airlines
Deal found 4/15![United Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:00 pm
HOU
- PWM
1 stop8h 33m
Delta
Wed 8/196:30 am
PWM
- HOU
2 stops10h 53m
Delta
Deal found 4/17![Delta logo]()
$244
This Delta deal was found by Cheapflights users on 4/14. 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.
Wed 5/134:28 pm
IAH
- PWM
1 stop5h 44m
Delta
Wed 5/206:02 am
PWM
- IAH
2 stops12h 28m
Delta
Deal found 4/14![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:10 am
HOU
- PWM
1 stop7h 50m
Southwest
Fri 8/283:40 pm
PWM
- HOU
1 stop5h 45m
Southwest
Deal found 4/18![Southwest logo]()
$374
This Delta deal was found by Cheapflights users on 4/15. 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 8/131:00 pm
HOU
- PWM
1 stop8h 33m
Delta
Wed 8/196:00 am
PWM
- HOU
1 stop7h 04m
Delta
Deal found 4/15![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:50 pm
HOU
- PWM
2 stops9h 35m
Southwest
Sat 6/64:55 pm
PWM
- HOU
1 stop8h 10m
Southwest
Deal found 4/17![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/102:38 pm
IAH
- PWM
1 stop7h 36m
Delta
Wed 7/156:00 am
PWM
- IAH
1 stop8h 33m
Delta
Deal found 4/17![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 4/15. 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.
Wed 6/101:45 pm
HOU
- PWM
2 stops8h 10m
Southwest
Wed 6/173:45 pm
PWM
- HOU
2 stops8h 25m
Southwest
Deal found 4/15![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 4/15. 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 8/131:00 pm
HOU
- PWM
1 stop8h 33m
Delta
Tue 8/181:35 pm
PWM
- HOU
1 stop9h 00m
Delta
Deal found 4/15![Delta logo]()
$361
This Southwest deal was found by Cheapflights users on 4/15. 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 5/292:45 pm
HOU
- PWM
2 stops7h 40m
Southwest
Sun 5/315:30 am
PWM
- HOU
2 stops9h 25m
Southwest
Deal found 4/15![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 4/14. 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.
Tue 8/1110:05 am
HOU
- PWM
2 stops12h 06m
Delta
Tue 8/186:30 am
PWM
- HOU
2 stops10h 53m
Delta
Deal found 4/14![Delta logo]()
$376
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 5/112:18 pm
IAH
- PWM
1 stop8h 00m
Delta
Thu 5/142:05 pm
PWM
- IAH
1 stop6h 55m
Delta
Deal found 4/13![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/202:43 pm
IAH
- PWM
1 stop7h 32m
Delta
Sun 6/286:00 am
PWM
- IAH
1 stop8h 43m
Delta
Deal found 4/17![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/232:43 pm
IAH
- PWM
2 stops9h 09m
Delta
Thu 7/236:01 am
PWM
- IAH
1 stop8h 31m
Delta
Deal found 4/18![Delta logo]()
$423
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:20 am
IAH
- PWM
1 stop5h 35m
Delta
Thu 6/42:05 pm
PWM
- IAH
1 stop8h 20m
Delta
Deal found 4/17![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 6/12:20 pm
IAH
- PWM
1 stop7h 49m
Delta
Fri 6/56:00 am
PWM
- IAH
1 stop8h 14m
Delta
Deal found 4/13![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/15. 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.
Fri 5/293:25 pm
IAH
- PWM
2 stops8h 18m
Delta
Sun 5/316:00 am
PWM
- IAH
1 stop6h 09m
Delta
Deal found 4/15![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/13:25 pm
IAH
- PWM
2 stops8h 18m
Delta
Sat 6/68:05 am
PWM
- IAH
2 stops9h 11m
Delta
Deal found 4/17![Delta logo]()
$449
Last-minute flights from Houston to PortlandDiscover last-minute flight deals from Houston to Portland. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Portland. Data last updated April 18, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/15. 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.
Mon 5/45:00 am
IAH
- PWM
2 stops9h 09m
American Airlines
Sat 5/96:00 am
PWM
- IAH
1 stop6h 39m
American Airlines
Deal found 4/15![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 4/15. 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 5/84:29 pm
IAH
- PWM
1 stop5h 54m
United Airlines
Sun 5/107:10 pm
PWM
- IAH
1 stop6h 35m
United Airlines
Deal found 4/15![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 4/15. 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.
Fri 5/82:20 pm
IAH
- PWM
2 stops9h 23m
Delta
Sun 5/106:00 am
PWM
- IAH
1 stop6h 09m
Delta
Deal found 4/15![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 4/14. 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 5/135:04 pm
IAH
- PWM
1 stop5h 50m
American Airlines
Wed 5/206:00 am
PWM
- IAH
1 stop6h 38m
American Airlines
Deal found 4/14![American Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 4/14. 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.
Wed 5/134:28 pm
IAH
- PWM
1 stop5h 44m
Delta
Wed 5/206:02 am
PWM
- IAH
2 stops12h 28m
Delta
Deal found 4/14![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 4/16. 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.
Fri 5/152:20 pm
IAH
- PWM
1 stop7h 49m
Delta
Fri 5/221:18 pm
PWM
- IAH
1 stop9h 25m
Delta
Deal found 4/16![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 4/15. 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.
Sat 5/161:20 pm
HOU
- PWM
1 stop8h 50m
Southwest
Tue 5/196:10 am
PWM
- HOU
1 stop6h 25m
Southwest
Deal found 4/15![Southwest logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Tue 5/197:44 pm
IAH
- PWM
2 stops19h 32m
Multiple Airlines
Wed 5/2711:07 am
PWM
- IAH
1 stop21h 26m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 4/15. 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 5/262:18 pm
IAH
- PWM
1 stop8h 00m
Delta
Sat 5/306:00 am
PWM
- IAH
1 stop6h 09m
Delta
Deal found 4/15![Delta logo]()
$304
This Southwest deal was found by Cheapflights users on 4/15. 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.
Wed 5/274:05 pm
HOU
- PWM
1 stop5h 30m
Southwest
Sun 5/315:30 am
PWM
- HOU
2 stops9h 25m
Southwest
Deal found 4/15![Southwest logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/291:29 pm
IAH
- PWM
1 stop18h 43m
Multiple Airlines
Sun 5/317:56 pm
PWM
- IAH
2 stops27h 54m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 4/14. 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 5/292:45 pm
HOU
- PWM
2 stops7h 40m
Southwest
Fri 6/53:10 pm
PWM
- HOU
1 stop8h 05m
Southwest
Deal found 4/14![Southwest logo]()
$354
One-way flights from Houston to PortlandSearch for one-way flight options from Houston to Portland. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Houston to Portland. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 5/912:19 pm
IAH
- PWM
2 stops10h 07m
American Airlines
Deal found 4/16![American Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 4/16. 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.
Sat 5/92:20 pm
IAH
- PWM
1 stop7h 49m
Delta
Deal found 4/16![Delta logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:24 pm
IAH
- PWM
1 stop12h 48m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:10 am
HOU
- PWM
1 stop5h 15m
Southwest
Deal found 4/17![Southwest logo]()
$175
This Delta deal was found by Cheapflights users on 4/15. 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.
Mon 7/276:00 am
HOU
- PWM
1 stop6h 00m
Delta
Deal found 4/15![Delta logo]()
$176
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:20 pm
HOU
- PWM
2 stops9h 20m
Southwest
Deal found 4/16![Southwest logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/19:17 pm
IAH
- PWM
3 stops41h 59m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 6/12:20 pm
IAH
- PWM
1 stop7h 49m
Delta
Deal found 4/13![Delta logo]()
$196
This Southwest deal was found by Cheapflights users on 4/15. 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.
Mon 7/271:30 pm
HOU
- PWM
1 stop7h 40m
Southwest
Deal found 4/15![Southwest logo]()
$196
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:00 pm
HOU
- PWM
2 stops9h 59m
Delta
Deal found 4/17![Delta logo]()
$201
This Southwest deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:20 pm
HOU
- PWM
2 stops9h 20m
Southwest
Deal found 4/18![Southwest logo]()
$205
This American Airlines deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/154:27 pm
IAH
- PWM
1 stop6h 26m
American Airlines
Deal found 4/18![American Airlines logo]()
$209
Find flight deals from Houston to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2026.
Round-trip from | $239 (Delta) |
|---|---|
One-way from | $151 (American Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $290 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Houston to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Tue 8/11
6:00 am-12:22 pm
1 stop5h 22m
Portland
Wed 8/19
6:00 am-12:04 pm
1 stop7h 04m
$239
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Wed 8/12
1:00 pm-10:33 pm
1 stop8h 33m
Portland
Wed 8/19
6:30 am-4:23 pm
2 stops10h 53m
$244
HoustonPortland
IAH - PWM
IAHPWM
Houston George Bush Intcntl
Wed 5/13
4:28 pm-11:12 pm
1 stop5h 44m
Portland
Wed 5/20
6:02 am-5:30 pm
2 stops12h 28m
$329
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Thu 8/13
1:00 pm-10:33 pm
1 stop8h 33m
Portland
Wed 8/19
6:00 am-12:04 pm
1 stop7h 04m
$335
HoustonPortland
IAH - PWM
IAHPWM
Houston George Bush Intcntl
Fri 7/10
2:38 pm-11:14 pm
1 stop7h 36m
Portland
Wed 7/15
6:00 am-1:33 pm
1 stop8h 33m
$349
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Mon 6/8
3:35 pm-12:05 am
2 stops7h 30m
Portland
Fri 6/12
5:20 pm-10:15 pm
1 stop5h 55m
$354
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Thu 8/13
1:00 pm-10:33 pm
1 stop8h 33m
Portland
Tue 8/18
1:35 pm-9:35 pm
1 stop9h 00m
$361
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Mon 8/24
6:10 am-3:00 pm
1 stop7h 50m
Portland
Fri 8/28
3:40 pm-8:25 pm
1 stop5h 45m
$374
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Tue 8/11
10:05 am-11:11 pm
2 stops12h 06m
Portland
Tue 8/18
6:30 am-4:23 pm
2 stops10h 53m
$376
HoustonPortland
HOU - PWM
HOUPWM
Houston Hobby
Mon 6/1
12:50 pm-11:25 pm
2 stops9h 35m
Portland
Sat 6/6
4:55 pm-12:05 am
1 stop8h 10m
$379
Showing 1-10 of 39 resultsSorted by cheapest first
Best time to book a flight from Houston to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Houston with our price prediction graph.
HO1-PWM
IAH-PWM
HOU-PWM
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 Houston to Portland
HO1-PWM
IAH-PWM
HOU-PWM
How far ahead should I book a flight from Houston to Portland, Maine?
Use this chart to determine the optimal time to book a round-trip flight from Houston to Portland. Price data was last updated on April 17, 2026.
Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Portland, Maine. 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 Houston to Portland, Maine?
Currently, June is the cheapest month in which you can book a flight from Houston to Portland, Maine (average of $128). Flying from Houston to Portland, Maine in March is currently the most expensive (average of $313). 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.
How much does it cost to fly round-trip from Houston to Portland, Maine?
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated April 18, 2026.
Read through reviews of airlines operating flights from Houston to Portland, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Houston to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Brunswick
Auburn
Lewiston
Conway
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Search flights from Houston to Portland by cabin class
Find flights from Houston to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Portland flights
Browse other Houston and Portland flight options. Last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 18, 2026.
Top 4 airlines flying from Houston to Portland
Discover the top 4 airlines that operate flights from Houston to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$343 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$191 | Average$478 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$372 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$471 | FlexibilityNo cancel fee | On-time69% |