$160+ Cheap flights from Portland, ME (PWM) to Galveston, TX
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — HOU
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Galveston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to GalvestonExplore the most affordable flight options available from Portland to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
Explore the most affordable flight options available from Portland to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:15 pm
PWM
- HOU
1 stop5h 40m
Southwest
Sat 8/2210:30 am
HOU
- PWM
2 stops9h 30m
Southwest
Deal found 6/20![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
PWM
- HOU
1 stop8h 19m
Delta
Thu 10/12:25 pm
HOU
- PWM
1 stop8h 05m
Delta
Deal found 6/20![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:05 am
PWM
- HOU
1 stop7h 11m
Delta
Mon 8/241:13 pm
HOU
- PWM
2 stops10h 46m
Delta
Deal found 6/20![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/17. 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 9/236:05 am
PWM
- HOU
1 stop8h 19m
Delta
Wed 9/302:25 pm
HOU
- PWM
1 stop8h 00m
Delta
Deal found 6/17![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:15 pm
PWM
- HOU
1 stop5h 40m
Southwest
Thu 10/15:45 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 6/20![Southwest logo]()
$368
This Delta deal was found by Cheapflights users on 6/16. 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 8/186:00 am
PWM
- HOU
2 stops11h 25m
Delta
Mon 8/241:13 pm
HOU
- PWM
2 stops10h 46m
Delta
Deal found 6/16![Delta logo]()
$369
Best flights from Portland to GalvestonDiscover carefully curated flight deals from Portland to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
Discover carefully curated flight deals from Portland to Galveston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:15 pm
PWM
- HOU
1 stop5h 40m
Southwest
Sat 8/2210:30 am
HOU
- PWM
2 stops9h 30m
Southwest
Deal found 6/20![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
PWM
- HOU
1 stop8h 19m
Delta
Thu 10/12:25 pm
HOU
- PWM
1 stop8h 05m
Delta
Deal found 6/20![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
PWM
- HOU
2 stops11h 25m
Delta
Mon 8/241:13 pm
HOU
- PWM
2 stops10h 46m
Delta
Deal found 6/20![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:10 pm
PWM
- HOU
1 stop5h 35m
Southwest
Tue 7/213:55 pm
HOU
- PWM
1 stop6h 05m
Southwest
Deal found 6/19![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 9/246:05 am
PWM
- HOU
1 stop8h 19m
Delta
Wed 9/302:25 pm
HOU
- PWM
1 stop8h 00m
Delta
Deal found 6/17![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 9/246:02 am
PWM
- HOU
2 stops11h 29m
Delta
Fri 10/22:25 pm
HOU
- PWM
1 stop8h 00m
Delta
Deal found 6/17![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 11/1212:50 pm
PWM
- HOU
2 stops9h 53m
Delta
Mon 11/166:00 am
HOU
- PWM
1 stop5h 18m
Delta
Deal found 6/17![Delta logo]()
$354
Last-minute flights from Portland to GalvestonDiscover last-minute flight deals from Portland to Galveston. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Galveston. Data last updated June 21, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/17. 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.
Wed 7/85:30 am
PWM
- HOU
1 stop12h 00m
Southwest
Mon 7/133:25 pm
HOU
- PWM
1 stop7h 45m
Southwest
Deal found 6/17![Southwest logo]()
$419
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:20 pm
PWM
- HOU
1 stop7h 55m
Southwest
Tue 7/143:55 pm
HOU
- PWM
1 stop6h 05m
Southwest
Deal found 6/18![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 6/17. 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 7/135:20 pm
PWM
- HOU
2 stops7h 50m
Southwest
Tue 7/213:55 pm
HOU
- PWM
1 stop6h 05m
Southwest
Deal found 6/17![Southwest logo]()
$433
This Southwest deal was found by Cheapflights users on 6/16. 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.
Tue 7/147:10 pm
PWM
- HOU
1 stop5h 35m
Southwest
Tue 7/213:55 pm
HOU
- PWM
1 stop6h 05m
Southwest
Deal found 6/16![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 6/16. 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.
Thu 7/163:20 pm
PWM
- HOU
1 stop7h 55m
Southwest
Mon 7/202:10 pm
HOU
- PWM
2 stops9h 00m
Southwest
Deal found 6/16![Southwest logo]()
$422
One-way flights from Portland to GalvestonSearch for one-way flight options from Portland to Galveston. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
Search for one-way flight options from Portland to Galveston. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:35 pm
PWM
- HOU
1 stop9h 08m
Delta
Deal found 6/20![Delta logo]()
$160
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:35 am
PWM
- HOU
1 stop7h 40m
Southwest
Deal found 6/18![Southwest logo]()
$175
This Southwest deal was found by Cheapflights users on 6/16. 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.
Thu 7/163:20 pm
PWM
- HOU
1 stop7h 55m
Southwest
Deal found 6/16![Southwest logo]()
$209
This Southwest deal was found by Cheapflights users on 6/18. 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.
Sun 10/45:50 am
PWM
- HOU
1 stop6h 40m
Southwest
Deal found 6/18![Southwest logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:00 am
PWM
- HOU
3 stops36h 29m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Thu 7/167:00 am
PWM
- HOU
3 stops34h 02m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:35 am
PWM
- HOU
1 stop7h 40m
Southwest
Deal found 6/19![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 6/17. 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.
Sat 8/155:40 am
PWM
- HOU
1 stop7h 15m
Southwest
Deal found 6/17![Southwest logo]()
$279
Find flight deals from Portland to Galveston
Keep the following information in mind while searching for Portland to Galveston flight deals. Data was last updated June 21, 2026.
Round-trip from | $334 (Delta) |
|---|---|
One-way from | $160 (Delta) |
Popular in | June |
Cheapest in | July |
Average price | $568 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Galveston 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 June 21, 2026.
Use the filters below to find and compare flights from Portland to Galveston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandHouston
PWM - HOU
PWMHOU
Portland
Wed 8/19
6:15 pm-10:55 pm
1 stop5h 40m
Houston Hobby
Sat 8/22
10:30 am-9:00 pm
2 stops9h 30m
$333
PortlandHouston
PWM - HOU
PWMHOU
Portland
Wed 9/23
6:00 am-1:19 pm
1 stop8h 19m
Houston Hobby
Thu 10/1
2:25 pm-11:30 pm
1 stop8h 05m
$334
PortlandHouston
PWM - HOU
PWMHOU
Portland
Wed 8/19
6:00 am-4:25 pm
2 stops11h 25m
Houston Hobby
Mon 8/24
1:13 pm-12:59 am
2 stops10h 46m
$344
Quickest round-trip
PortlandHouston
PWM - HOU
PWMHOU
Portland
Tue 7/14
7:10 pm-11:45 pm
1 stop5h 35m
Houston Hobby
Tue 7/21
3:55 pm-11:00 pm
1 stop6h 05m
$349
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 9/24
6:05 am-1:24 pm
1 stop8h 19m
Houston Hobby
Wed 9/30
2:25 pm-11:25 pm
1 stop8h 00m
$349
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 9/24
6:02 am-4:31 pm
2 stops11h 29m
Houston Hobby
Fri 10/2
2:25 pm-11:25 pm
1 stop8h 00m
$354
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 11/12
12:50 pm-9:43 pm
2 stops9h 53m
Houston Hobby
Mon 11/16
6:00 am-12:18 pm
1 stop5h 18m
$354
Cheapest one-way
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sat 10/24
1:35 pm-9:43 pm
1 stop9h 08m
$160
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 7/16
3:20 pm-10:15 pm
1 stop7h 55m
$209
Quickest one-way
PortlandHouston
PWM - HOU
PWMHOU
Portland
Fri 7/17
5:35 am-10:40 am
1 stop6h 05m
$209
Showing 1-10 of 14 resultsSorted by cheapest first
Best time to book a flight from Portland to Galveston
Have a flexible travel schedule? Discover the best time to fly to Galveston from Portland with our price prediction graph.
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 Galveston
PWM-G4L
PWM-HOU
What is the cheapest time of day to fly from PWM to G4L?
Find hourly flight availability from Portland to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Galveston as you normally would.
How much does it cost to fly round-trip from Portland, Maine to Galveston?
Reviews of airlines servicing Galveston
Get insights into the airlines that provide service to Galveston. 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 Galveston. Reviews last updated June 21, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Portland to Galveston 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.
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Portland to Galveston. 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 Galveston
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Complete your trip
Complete your trip to Galveston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Galveston by cabin class
Find flights from Portland to Galveston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Galveston flights
Browse other Portland and Galveston flight options. Last updated on June 21, 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 June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portland to Galveston flights
Consider these flights traveling from Portland to Galveston.
Top 4 airlines flying from Portland to Galveston
Discover the top 4 airlines that operate flights from Portland to Galveston. 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 June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$359 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$408 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$254 | Average$406 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$272 | Average$529 | FlexibilityNo cancel fee | On-time63% |