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$130+ 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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PWM
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Portland are usually found in January or June, booked 51 days in advance, depart on a Tuesday or Friday and return on a Saturday

Find flight deals from Houston to Portland

Cheapest flights from Houston to Portland
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 November 25, 2025.

This Delta deal was found by Cheapflights users on 11/24. 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 12/92:32 pmHOU - PWM
1 stop6h 51mDelta
Sat 12/136:08 amPWM - HOU
1 stop8h 20mDelta
Deal found 11/24$359
This Delta deal was found by Cheapflights users on 11/22. 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 12/22:32 pmHOU - PWM
1 stop6h 51mDelta
Wed 12/312:53 pmPWM - HOU
2 stops10h 55mDelta
Deal found 11/22$422
This Southwest deal was found by Cheapflights users on 11/22. 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 12/26:00 amHOU - PWM
1 stop5h 10mSouthwest
Wed 12/33:30 pmPWM - HOU
1 stop6h 05mSouthwest
Deal found 11/22$438
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/182:53 pmIAH - PWM
1 stop6h 58mAmerican Airlines
Sat 12/205:20 pmPWM - IAH
1 stop6h 18mAmerican Airlines
Deal found 11/24$441
This Delta deal was found by Cheapflights users on 11/24. 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 11/261:36 pmIAH - PWM
1 stop7h 43mDelta
Thu 11/2712:48 pmPWM - IAH
1 stop6h 32mDelta
Deal found 11/24$467
This Delta deal was found by Cheapflights users on 11/24. 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 11/262:32 pmHOU - PWM
1 stop6h 47mDelta
Thu 11/276:00 amPWM - HOU
1 stop8h 28mDelta
Deal found 11/24$467
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Sun 12/77:20 amIAH - PWM
1 stop6h 02mUnited Airlines
Sat 12/134:25 pmPWM - IAH
1 stop7h 22mUnited Airlines
Deal found 11/24$494
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Sat 11/295:00 amIAH - PWM
1 stop8h 12mUnited Airlines
Mon 12/17:22 pmPWM - IAH
1 stop6h 07mUnited Airlines
Deal found 11/25$517
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/185:40 amHOU - PWM
2 stops9h 59mAmerican Airlines
Sat 12/207:17 amPWM - HOU
2 stops11h 20mAmerican Airlines
Deal found 11/23$724
This American Airlines deal was found by Cheapflights users on 11/25. 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 11/293:00 pmIAH - PWM
1 stop6h 33mAmerican Airlines
Mon 12/112:26 pmPWM - IAH
2 stops10h 31mAmerican Airlines
Deal found 11/25$726
This Delta deal was found by Cheapflights users on 11/23. 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 12/182:32 pmHOU - PWM
1 stop6h 51mDelta
Sat 12/2012:56 pmPWM - HOU
2 stops11h 15mDelta
Deal found 11/23$1,104

Cheap 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 November 25, 2025.

Round-trip from

$237
(Kiwi.com)

One-way from

$130
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$392
From Houston to Portland
Search Deals
One-way flight from Houston to Portland
Search Deals
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 25, 2025.
Use the filters below to find and compare flights from Houston to Portland that are best for you.

Fly from

Houston

Fly to

Portland

Route

Depart

Return

Price

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Mon 1/19

5:14 pm-11:43 pm

1 stop5h 29m

Portland

Wed 2/4

6:00 am-1:43 pm

1 stop8h 43m

$264

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Thu 1/8

5:15 am-12:08 pm

1 stop5h 53m

Portland

Mon 1/12

2:35 pm-11:56 pm

2 stops10h 21m

$264

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Mon 1/19

3:03 pm-12:20 am

2 stops8h 17m

Portland

Wed 2/4

2:35 pm-11:56 pm

2 stops10h 21m

$285

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Mon 2/9

7:00 am-4:37 pm

1 stop8h 37m

Portland

Sat 2/14

12:17 pm-10:21 pm

2 stops11h 04m

$324

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 1/6

12:47 pm-10:54 pm

2 stops9h 07m

Portland

Fri 1/9

12:46 pm-10:46 pm

2 stops11h 00m

$328

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Mon 1/19

3:00 pm-10:45 pm

2 stops6h 45m

Portland

Wed 2/4

5:45 am-3:15 pm

1 stop10h 30m

$337

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 12/9

10:39 am-11:59 pm

2 stops12h 20m

Portland

Sat 12/13

6:08 am-1:28 pm

1 stop8h 20m

$364

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 1/6

3:45 pm-10:15 pm

1 stop5h 30m

Portland

Fri 1/9

3:30 pm-8:45 pm

1 stop6h 15m

$365

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Fri 4/17

2:55 pm-10:58 pm

1 stop7h 03m

Portland

Sun 4/26

6:00 am-1:29 pm

1 stop8h 29m

$366

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Mon 2/9

6:00 am-3:15 pm

1 stop8h 15m

Portland

Sat 2/14

2:00 pm-8:10 pm

1 stop7h 10m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 25 results
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2
3

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.
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

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 November 21, 2025.

Booking 26 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, January is the cheapest month in which you can book a flight from Houston to Portland, Maine (average of $115). Flying from Houston to Portland, Maine in November is currently the most expensive (average of $194). 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.

What is the cheapest time of day to fly from HOU to PWM?

Find hourly flight availability from Houston to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 25, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to Portland, Maine in the afternoon. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight in the evening.

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 November 25, 2025.
Read through reviews of airlines operating flights from Houston to Portland, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,999 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

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

    If you book a flight to Portland from Houston, you will be flying to Portland, which is the city’s only airport. Portland (PWM) is located 2.9 mi from the center of Portland. There are 0 flights from Houston to Portland per day from 4 different airlines.

  • How long is the flight from Houston to Portland, Maine?

    There are many flights that can get you from Houston to Portland, Maine in 5h 29m. Fly via American Airlines, Delta, or Southwest to get the fastest option. The distance between Houston 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 to Portland, Maine round-trip?

    Delta, at $139, was found to be the cheapest airline from Houston to Portland, Maine.Alternate airlines to your destination round-trip include American Airlines and Southwest. You may be able to fly from Houston to Portland, Maine for 67% less than the average price by searching for these airlines.

  • Can I find deals for flights from Houston to Portland that include hotel bookings?

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

  • How can I find direct flights from Houston to Portland?

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

  • Can I find deals for business class flights from Houston to Portland?

    Yes. Cheapflights offers flight deals from Houston 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.

  • What is the cheapest month to book a flight from Houston to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Houston to Portland, Maine (average of $115). Flying from Houston to Portland, Maine in November is currently the most expensive (average of $194). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

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Alternative routes for Houston to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$354FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$256Average$485FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$256Average$374FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$458FlexibilityNo cancel feeOn-time69%

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