$135+ Cheap flights from Portland, ME (PWM) to Galveston, TX
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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — HOU
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Galveston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Galveston
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Best
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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 September 17, 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 September 17, 2026.
This Southwest deal was found by Cheapflights users on 9/16. 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.
Fri 11/135:10 pm -
1 stop6h 35m
Tue 11/175:40 am -
1 stop8h 05m
Deal found 9/16![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 9/15. 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 11/1211:39 am -
2 stops12h 42m
Mon 11/163:12 pm -
1 stop7h 19m
Deal found 9/15![Delta logo]()
$298
This Southwest deal was found by Cheapflights users on 9/14. 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.
Wed 11/43:25 pm -
1 stop6h 30m
Fri 11/63:05 pm -
2 stops7h 50m
Deal found 9/14![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 9/15. 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.
Thu 11/125:10 pm -
1 stop6h 35m
Sun 11/155:55 am -
1 stop6h 10m
Deal found 9/15![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 9/16. 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 10/245:35 am -
1 stop5h 40m
Tue 10/273:05 pm -
1 stop6h 35m
Deal found 9/16![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 9/16. 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 12/175:10 pm -
1 stop6h 30m
Tue 12/298:45 pm -
1 stop12h 05m
Deal found 9/16![Southwest logo]()
$352
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 September 17, 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 September 17, 2026.
This Southwest deal was found by Cheapflights users on 9/16. 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.
Fri 11/131:40 pm -
2 stops9h 25m
Tue 11/175:40 am -
1 stop8h 05m
Deal found 9/16![Southwest logo]()
$299
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 11/126:27 am -
2 stops11h 02m
Mon 11/163:12 pm -
2 stops8h 07m
Deal found 9/14![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 9/16. 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 10/245:35 am -
1 stop5h 40m
Tue 10/273:05 pm -
1 stop6h 35m
Deal found 9/16![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 9/16. 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.
Fri 11/135:10 pm -
1 stop6h 35m
Sun 11/158:45 pm -
1 stop12h 05m
Deal found 9/16![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/15. 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.
Thu 10/155:20 am -
2 stops7h 55m
Tue 10/202:00 pm -
2 stops7h 40m
Deal found 9/15![Southwest logo]()
$375
This Delta deal was found by Cheapflights users on 9/17. 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 11/1311:39 am -
2 stops12h 42m
Sun 11/226:00 am -
1 stop6h 01m
Deal found 9/17![Delta logo]()
$464
This Southwest deal was found by Cheapflights users on 9/15. 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 2/265:25 am -
1 stop7h 50m
Sun 3/78:15 pm -
1 stop10h 55m
Deal found 9/15![Southwest logo]()
$459
Last-minute flights from Portland to GalvestonDiscover last-minute flight deals from Portland to Galveston. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Galveston. Data last updated September 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/17. 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 10/26:00 am -
1 stop8h 18m
Tue 10/66:09 am -
1 stop5h 53m
Deal found 9/17![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 9/16. 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 10/1412:42 pm -
2 stops11h 21m
Wed 10/213:09 pm -
1 stop7h 26m
Deal found 9/16![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 9/15. 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.
Thu 10/155:20 am -
2 stops7h 55m
Tue 10/203:05 pm -
1 stop6h 35m
Deal found 9/15![Southwest logo]()
$369
This Southwest deal was found by Cheapflights users on 9/16. 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 10/225:20 am -
1 stop8h 50m
Mon 10/265:25 am -
1 stop6h 00m
Deal found 9/16![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 9/16. 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 10/245:35 am -
1 stop5h 40m
Tue 10/273:05 pm -
1 stop6h 35m
Deal found 9/16![Southwest logo]()
$349
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 September 17, 2026.
Search for one-way flight options from Portland to Galveston. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 11/41:52 pm -
2 stops10h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$135
This Southwest deal was found by Cheapflights users on 9/14. 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.
Wed 11/43:25 pm -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Southwest logo]()
$136
This Southwest deal was found by Cheapflights users on 9/17. 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.
Thu 11/55:10 pm -
1 stop6h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$147
This Delta deal was found by Cheapflights users on 9/17. 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 12/1712:49 pm -
2 stops11h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$152
This Southwest deal was found by Cheapflights users on 9/13. 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.
Thu 10/155:20 am -
2 stops7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$264
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 9/226:00 am -
1 stop8h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Delta logo]()
$295
This Delta deal was found by Cheapflights users on 9/16. 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.
Thu 11/266:27 am -
2 stops11h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$315
This Southwest deal was found by Cheapflights users on 9/15. 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 10/165:30 pm -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Southwest logo]()
$346
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 September 17, 2026.
Round-trip from | $294 (Southwest) |
|---|---|
One-way from | $135 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $478 |
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 7,457,451 searches. Data last updated September 17, 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
Quickest round-trip
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Wed 11/4
3:25 pm-8:55 pm
1 stop6h 30m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$136
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Thu 12/17
6:00 am-2:14 pm
1 stop9h 14m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$147
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Thu 11/5
5:10 pm-10:45 pm
1 stop6h 35m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$147
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Thu 10/15
3:25 pm-12:15 am
1 stop9h 50m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$264
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Fri 11/13
1:40 pm-10:05 pm
2 stops9h 25m
Houston Hobby
Tue 11/17
5:40 am-2:45 pm
1 stop8h 05m
$299
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Tue 9/22
11:50 am-10:39 pm
2 stops11h 49m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$300
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Thu 11/26
6:27 am-4:29 pm
2 stops11h 02m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$315
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Fri 10/16
5:30 pm-12:15 am
1 stop7h 45m
Houston Hobby
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$346
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Sat 10/24
5:35 am-10:15 am
1 stop5h 40m
Houston Hobby
Tue 10/27
3:05 pm-10:40 pm
1 stop6h 35m
$349
PortlandHouston
PWM Portland - HOU Houston Hobby
PWMHOU
Portland
Fri 11/13
5:10 pm-10:45 pm
1 stop6h 35m
Houston Hobby
Sun 11/15
8:45 pm-9:50 am
1 stop12h 05m
$370
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
How much does it cost to fly round-trip from Portland, Maine to Galveston?
Airfare is below average for this route at the moment.
Portland, Maine to Galveston flights typically cost between $375 and $616 in November.The cheapest round-trip price found within the last 5 days was $294 on Southwest (Nov 13-Nov 17).
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 September 17, 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.
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
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 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
See prices for flight routes from nearby airports that may be better suited for you.
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 September 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 September 17, 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$246 | Average$457 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$254 | Average$428 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$255 | Average$402 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$267 | Average$548 | FlexibilityNo cancel fee | On-time63% |