Portland

$250+ Cheap flights from George Bush Intcntl (IAH) to Portland, ME (PWM)

IAH — PWM
Dec 10 — Dec 171
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Cheap flight deals from George Bush Intcntl to Portland

Cheapest flights from George Bush Intcntl to Portland

Wed 12/169:24 pm -
2 stops34h 44m
Wed 12/239:48 am -
1 stop23h 09m
Deal found 11/5$383
Sat 12/56:13 am -
1 stop7h 22m
Sat 12/122:57 pm -
1 stop6h 33m
Deal found 11/6$409
Fri 12/43:00 pm -
1 stop6h 48m
Sun 12/612:44 pm -
1 stop8h 45m
Deal found 11/10$429
Wed 11/254:45 pm -
1 stop6h 14m
Wed 12/29:38 am -
1 stop8h 23m
Deal found 11/5$438
Wed 11/254:27 pm -
1 stop6h 04m
Wed 12/26:00 am -
2 stops13h 41m
Deal found 11/5$443
Fri 12/255:10 am -
1 stop6h 09m
Sun 1/34:38 pm -
1 stop6h 37m
Deal found 11/5$463
Wed 12/22:35 pm -
1 stop7h 49m
Sat 12/59:12 am -
1 stop8h 51m
Deal found 11/5$497
Sat 11/215:35 am -
1 stop6h 31m
Mon 11/232:05 pm -
1 stop7h 06m
Deal found 11/7$499

Find flight deals from George Bush Intcntl to Portland

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Kiwi.com)

One-way from

$245
(United Airlines)

Popular in

January

Cheapest in

March

Average price

$508
Provider with most accurate pricing for Houston George Bush Intcntl-Portland flight deals.
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Portland flights.
From Houston George Bush Intcntl to Portland
One-way flight from Houston George Bush Intcntl to Portland
Highest demand for flights based on searches. 14% potential increase in price ($87 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Wed 11/25

4:27 pm-11:31 pm

1 stop6h 04m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$250

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Wed 11/25

5:26 pm-1:57 pm

2 stops43h 31m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$270

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Fri 3/5

6:30 am-1:54 pm

1 stop6h 24m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$294

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Wed 4/21

5:25 am-11:53 am

1 stop5h 28m

Portland

Mon 4/26

6:30 am-4:35 pm

2 stops11h 05m

$414

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Wed 1/6

7:15 am-4:34 pm

2 stops8h 19m

Portland

Wed 1/20

11:38 am-11:55 pm

2 stops13h 17m

$419

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Wed 11/25

4:45 pm-11:59 pm

1 stop6h 14m

Portland

Wed 12/2

9:38 am-5:01 pm

1 stop8h 23m

$438

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Fri 12/25

5:10 am-12:19 pm

1 stop6h 09m

Portland

Sun 1/3

4:38 pm-10:15 pm

1 stop6h 37m

$463
Quickest round-trip

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Thu 12/3

5:02 am-11:57 am

1 stop5h 55m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$475

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Sun 5/2

5:25 am-11:53 am

1 stop5h 28m

Portland

Sat 5/8

6:00 am-4:35 pm

2 stops11h 35m

$483

HoustonPortland

IAH Houston George Bush Intcntl - PWM Portland

IAHPWM

Houston George Bush Intcntl

Sun 3/14

4:56 pm-11:23 pm

1 stop5h 27m

Portland

Fri 3/19

4:50 pm-11:58 pm

2 stops8h 08m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 15 resultsSorted by cheapest first
1
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Compare providers for flights from George Bush Intcntl to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Portland in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from George Bush Intcntl with our price prediction graph.
Estimated round-trip price

Reviews of airlines servicing Portland

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Houston George Bush Intcntl Airport to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

  • What airport do you fly into for flights to Portland from Houston George Bush Intcntl?

    Portland (PWM) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to Portland. You should not have trouble finding flights to Portland from Houston George Bush Intcntl; the airport handles an average of 0 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Portland airport from Houston George Bush Intcntl. It is only a 2.9 mi journey from Portland (PWM) to Portland’s city center.

  • How long is the flight from Houston George Bush Intcntl Airport to Portland, Maine?

    There are many flights that can get you from Houston George Bush Intcntl Airport to Portland, Maine in 5h 28m. Fly via Delta or United Airlines to get the fastest option. The distance between Houston George Bush Intcntl Airport and Portland, Maine is about 1664 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Portland, Maine round-trip?

    According to our current data, Delta ($307), American Airlines ($348), and United Airlines ($348) offers the cheapest pricing from Houston George Bush Intcntl Airport to Portland, Maine. Delta is currently priced 41% below the average price you’ll pay for this route.

  • Can I find deals for flights from George Bush Intcntl to Portland that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Portland.

  • Can I find deals for business class flights from George Bush Intcntl to Portland?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Traveling to a place near Portland?

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Lewiston
North Conway
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Alternative routes for George Bush Intcntl to Portland

Top 3 airlines flying from George Bush Intcntl to Portland

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$307Average$493FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$494FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$348Average$516FlexibilityNo cancel feeOn-time71%

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