$151+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — HOU
Apr 21 — Apr 281
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Galveston with Cheapflights
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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
Last-minute
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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 March 22, 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 March 22, 2026.
This Southwest deal was found by Cheapflights users on 3/17. 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 4/94:50 pm
PWM
- HOU
1 stop8h 15m
Southwest
Tue 4/144:05 pm
HOU
- PWM
1 stop5h 30m
Southwest
Deal found 3/17![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 3/18. 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.
Wed 9/91:35 pm
PWM
- HOU
1 stop9h 00m
Delta
Sat 9/191:00 pm
HOU
- PWM
1 stop8h 33m
Delta
Deal found 3/18![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 3/18. 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.
Fri 5/85:30 am
PWM
- HOU
2 stops9h 15m
Southwest
Fri 5/85:05 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 3/18![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 3/18. 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.
Fri 5/82:50 pm
PWM
- HOU
1 stop7h 20m
Southwest
Mon 5/115:05 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 3/18![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 3/18. 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.
Fri 5/85:30 am
PWM
- HOU
2 stops9h 15m
Southwest
Sun 5/105:30 pm
HOU
- PWM
1 stop5h 35m
Southwest
Deal found 3/18![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 3/17. 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 4/41:10 pm
PWM
- HOU
1 stop8h 05m
Southwest
Wed 4/86:00 am
HOU
- PWM
2 stops8h 20m
Southwest
Deal found 3/17![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 3/17. 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 4/45:20 pm
PWM
- HOU
1 stop6h 50m
Southwest
Tue 4/74:05 pm
HOU
- PWM
1 stop5h 30m
Southwest
Deal found 3/17![Southwest logo]()
$409
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 March 22, 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 March 22, 2026.
This Southwest deal was found by Cheapflights users on 3/17. 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 4/41:10 pm
PWM
- HOU
2 stops9h 35m
Southwest
Tue 4/71:00 pm
HOU
- PWM
2 stops8h 35m
Southwest
Deal found 3/17![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 3/20. 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.
Mon 5/116:00 am
PWM
- HOU
1 stop7h 11m
Delta
Thu 5/141:06 pm
HOU
- PWM
2 stops10h 37m
Delta
Deal found 3/20![Delta logo]()
$492
This Southwest deal was found by Cheapflights users on 3/18. 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.
Fri 5/85:30 am
PWM
- HOU
1 stop8h 15m
Southwest
Fri 5/85:05 pm
HOU
- PWM
1 stop5h 20m
Southwest
Deal found 3/18![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 3/17. 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 4/41:10 pm
PWM
- HOU
1 stop8h 05m
Southwest
Wed 4/86:00 am
HOU
- PWM
1 stop8h 20m
Southwest
Deal found 3/17![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 3/21. 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 4/55:30 am
PWM
- HOU
2 stops8h 45m
Southwest
Thu 4/95:30 am
HOU
- PWM
1 stop7h 40m
Southwest
Deal found 3/21![Southwest logo]()
$424
This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/412:51 pm
PWM
- HOU
2 stops11h 00m
Delta
Tue 4/72:13 pm
HOU
- PWM
1 stop8h 09m
Delta
Deal found 3/19![Delta logo]()
$544
This Delta deal was found by Cheapflights users on 3/19. 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 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 stop6h 10m
Delta
Deal found 3/19![Delta logo]()
$574
This Southwest deal was found by Cheapflights users on 3/20. 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.
Fri 4/35:30 pm
PWM
- HOU
1 stop7h 10m
Southwest
Sun 4/58:10 am
HOU
- PWM
2 stops7h 40m
Southwest
Deal found 3/20![Southwest logo]()
$504
This Southwest deal was found by Cheapflights users on 3/20. 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.
Thu 4/162:50 pm
PWM
- HOU
2 stops7h 15m
Southwest
Sun 4/196:40 am
HOU
- PWM
1 stop8h 05m
Southwest
Deal found 3/20![Southwest logo]()
$564
Last-minute flights from Portland to GalvestonDiscover last-minute flight deals from Portland to Galveston. Data last updated March 22, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Galveston. Data last updated March 22, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 3/20. 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.
Fri 4/312:35 pm
PWM
- HOU
2 stops9h 10m
Southwest
Sun 4/58:10 am
HOU
- PWM
2 stops7h 40m
Southwest
Deal found 3/20![Southwest logo]()
$489
This Southwest deal was found by Cheapflights users on 3/17. 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 4/45:20 pm
PWM
- HOU
1 stop6h 50m
Southwest
Tue 4/71:00 pm
HOU
- PWM
2 stops8h 35m
Southwest
Deal found 3/17![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 3/17. 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 4/41:10 pm
PWM
- HOU
2 stops9h 25m
Southwest
Wed 4/86:00 am
HOU
- PWM
2 stops8h 20m
Southwest
Deal found 3/17![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 3/21. 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 4/55:30 am
PWM
- HOU
1 stop9h 10m
Southwest
Thu 4/95:30 am
HOU
- PWM
1 stop5h 40m
Southwest
Deal found 3/21![Southwest logo]()
$439
This Southwest deal was found by Cheapflights users on 3/17. 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 4/94:50 pm
PWM
- HOU
1 stop8h 15m
Southwest
Tue 4/144:05 pm
HOU
- PWM
1 stop5h 30m
Southwest
Deal found 3/17![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 3/18. 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.
Wed 4/156:30 am
PWM
- HOU
2 stops10h 58m
Delta
Wed 4/221:31 pm
HOU
- PWM
2 stops10h 15m
Delta
Deal found 3/18![Delta logo]()
$444
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 March 22, 2026.
Search for one-way flight options from Portland to Galveston. Find affordable one-way fares based on user searches. Data last updated March 22, 2026.
This Southwest deal was found by Cheapflights users on 3/19. 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.
Sat 5/25:40 am
PWM
- HOU
2 stops9h 05m
Southwest
Deal found 3/19![Southwest logo]()
$151
This Southwest deal was found by Cheapflights users on 3/20. 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.
Mon 5/114:50 pm
PWM
- HOU
1 stop8h 15m
Southwest
Deal found 3/20![Southwest logo]()
$175
This Delta deal was found by Cheapflights users on 3/18. 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.
Wed 6/36:00 am
PWM
- HOU
1 stop7h 11m
Delta
Deal found 3/18![Delta logo]()
$200
This Southwest deal was found by Cheapflights users on 3/17. 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.
Fri 8/145:55 am
PWM
- HOU
1 stop7h 30m
Southwest
Deal found 3/17![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 3/20. 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.
Sun 5/315:30 am
PWM
- HOU
1 stop6h 50m
Southwest
Deal found 3/20![Southwest logo]()
$230
This Southwest deal was found by Cheapflights users on 3/19. 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.
Sun 5/35:30 am
PWM
- HOU
2 stops9h 25m
Southwest
Deal found 3/19![Southwest logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
Sat 6/66:26 pm
PWM
- HOU
3 stops49h 15m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 3/18. 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.
Tue 6/95:36 pm
PWM
- HOU
1 stop7h 23m
American Airlines
Deal found 3/18![American Airlines logo]()
$250
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 March 22, 2026.
Round-trip from | $320 (Southwest) |
|---|---|
One-way from | $151 (Southwest) |
Popular in | March |
Cheapest in | January |
Average price | $514 |
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 March 22, 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
Sat 4/4
1:10 pm-9:45 pm
2 stops9h 35m
Houston Hobby
Tue 4/7
1:00 pm-10:35 pm
2 stops8h 35m
$394
PortlandHouston
PWM - HOU
PWMHOU
Portland
Fri 5/8
5:30 am-12:45 pm
1 stop8h 15m
Houston Hobby
Fri 5/8
5:05 pm-11:25 pm
1 stop5h 20m
$404
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sat 4/4
1:10 pm-8:15 pm
1 stop8h 05m
Houston Hobby
Wed 4/8
6:00 am-3:20 pm
1 stop8h 20m
$409
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sun 4/5
5:30 am-1:15 pm
2 stops8h 45m
Houston Hobby
Thu 4/9
5:30 am-2:10 pm
1 stop7h 40m
$424
PortlandHouston
PWM - HOU
PWMHOU
Portland
Mon 5/11
6:00 am-12:11 pm
1 stop7h 11m
Houston Hobby
Thu 5/14
1:06 pm-12:43 am
2 stops10h 37m
$492
PortlandHouston
PWM - HOU
PWMHOU
Portland
Fri 4/3
5:30 pm-11:40 pm
1 stop7h 10m
Houston Hobby
Sun 4/5
8:10 am-4:50 pm
2 stops7h 40m
$504
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sat 4/4
12:51 pm-10:51 pm
2 stops11h 00m
Houston Hobby
Tue 4/7
2:13 pm-11:22 pm
1 stop8h 09m
$544
PortlandHouston
PWM - HOU
PWMHOU
Portland
Thu 4/16
2:50 pm-9:05 pm
2 stops7h 15m
Houston Hobby
Sun 4/19
6:40 am-3:45 pm
1 stop8h 05m
$564
Quickest round-trip
PortlandHouston
PWM - HOU
PWMHOU
Portland
Wed 5/13
6:00 am-12:11 pm
1 stop7h 11m
Houston Hobby
Mon 5/18
6:00 am-1:10 pm
1 stop6h 10m
$574
Cheapest one-way
PortlandHouston
PWM - HOU
PWMHOU
Portland
Sat 5/2
5:40 am-1:45 pm
2 stops9h 05m
$151
Showing 1-10 of 18 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 month to book a flight from Portland, Maine to Galveston?
Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Galveston (average of $158). Flying from Portland, Maine to Galveston 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 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 March 22, 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.
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
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 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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Complete your trip
Complete your trip to Galveston by adding a car rental and/or hotel reservation to your travel itinerary.
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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 March 22, 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 March 22, 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 March 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$352 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$254 | Average$420 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$272 | Average$548 | FlexibilityNo cancel fee | On-time63% |