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Cheap flights from Houston to Portland from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Portland departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:23 pm - 10:27 am
IAH
-
PWM
14h 04m
1 stop
Multiple Airlines Logo
8:22 pm - 7:20 am
PWM
-
IAH
35h 58m
2 stops
$306Multiple Airlines
Tue, Jul 28 - Thu, Aug 6
Multiple Airlines Logo
7:23 pm - 10:27 am
IAH
-
PWM
14h 04m
1 stop
Multiple Airlines Logo
4:44 pm - 10:29 pm
PWM
-
IAH
30h 45m
2 stops
$308Multiple Airlines
Tue, Jul 28 - Tue, Aug 4
Multiple Airlines Logo
8:57 am - 9:12 am
IAH
-
PWM
23h 15m
1 stop
Multiple Airlines Logo
7:00 am - 7:20 am
PWM
-
IAH
25h 20m
2 stops
$310Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Delta Logo
2:37 pm - 11:13 pm
IAH
-
PWM
7h 36m
1 stop
Delta Logo
6:05 am - 1:27 pm
PWM
-
IAH
8h 22m
1 stop
$319Delta
Wed, Aug 19 - Tue, Aug 25
Delta Logo
2:37 pm - 12:59 am
IAH
-
PWM
9h 22m
2 stops
Delta Logo
6:30 am - 1:32 pm
PWM
-
IAH
8h 02m
1 stop
$324Delta
Wed, Aug 19 - Wed, Aug 26
Delta Logo
1:13 pm - 12:59 am
HOU
-
PWM
10h 46m
2 stops
Delta Logo
2:14 pm - 10:05 pm
PWM
-
HOU
8h 51m
1 stop
$324Delta
Wed, Aug 19 - Wed, Aug 26
American Airlines Logo
2:12 pm - 11:41 pm
IAH
-
PWM
8h 29m
1 stop
American Airlines Logo
9:08 am - 3:45 pm
PWM
-
IAH
7h 37m
1 stop
$334American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
2:12 pm - 11:41 pm
IAH
-
PWM
8h 29m
1 stop
American Airlines Logo
5:30 am - 1:19 pm
PWM
-
IAH
8h 49m
2 stops
$339American Airlines
Thu, Aug 20 - Wed, Aug 26
Southwest Logo
7:25 am - 3:00 pm
HOU
-
PWM
6h 35m
1 stop
Southwest Logo
5:55 am - 12:15 pm
PWM
-
HOU
7h 20m
1 stop
$377Southwest
Sat, Aug 15 - Thu, Aug 20
Southwest Logo
10:30 am - 9:00 pm
HOU
-
PWM
9h 30m
2 stops
Southwest Logo
10:30 am - 5:45 pm
PWM
-
HOU
8h 15m
1 stop
$382Southwest
Sat, Aug 15 - Thu, Aug 20

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United Airlines flights from Houston to Portland, Maine

Our best United Airlines deals on Houston to Portland, Maine flight tickets
United Airlines
Jul 4
IAH1:41 pmHouston George Bush Intcntl
7h 00m
1 stop
PWM9:41 pmPortland
Jul 11
PWM6:00 amPortland
6h 51m
1 stop
IAH11:51 amHouston George Bush Intcntl
$403
United Airlines
Nov 10
IAH4:45 pmHouston George Bush Intcntl
6h 14m
1 stop
PWM11:59 pmPortland
Nov 11
PWM3:27 pmPortland
8h 33m
1 stop
IAH11:00 pmHouston George Bush Intcntl
$419
United Airlines
Jul 4
IAH6:10 amHouston George Bush Intcntl
7h 21m
1 stop
PWM2:31 pmPortland
Jul 11
PWM3:30 pmPortland
4h 30m
IAH7:00 pmHouston George Bush Intcntl
$433

American Airlines flights from Houston to Portland, Maine

Our best American Airlines deals on Houston to Portland, Maine flight tickets
American Airlines
Aug 20
IAH2:12 pmHouston George Bush Intcntl
8h 29m
1 stop
PWM11:41 pmPortland
Aug 25
PWM9:08 amPortland
7h 37m
1 stop
IAH3:45 pmHouston George Bush Intcntl
$334
American Airlines
Aug 20
IAH2:12 pmHouston George Bush Intcntl
8h 29m
1 stop
PWM11:41 pmPortland
Aug 26
PWM5:30 amPortland
8h 49m
2 stops
IAH1:19 pmHouston George Bush Intcntl
$339
American Airlines
Sep 10
IAH4:44 pmHouston George Bush Intcntl
6h 15m
1 stop
PWM11:59 pmPortland
Sep 14
PWM5:24 pmPortland
7h 35m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$349

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Portland, Maine 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, momondo users made 832,500 searches. Data last updated June 24, 2026.
Use the filters below to find and compare flights from Houston to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 7/28

7:23 pm-10:27 am

1 stop14h 04m

Portland

Thu 8/6

8:22 pm-7:20 am

2 stops35h 58m

$306

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 7/28

7:23 pm-10:27 am

1 stop14h 04m

Portland

Tue 8/4

4:44 pm-10:29 pm

2 stops30h 45m

$308

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Thu 8/27

8:57 am-9:12 am

1 stop23h 15m

Portland

Mon 8/31

7:00 am-7:20 am

2 stops25h 20m

$310

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Wed 8/19

2:37 pm-11:13 pm

1 stop7h 36m

Portland

Tue 8/25

6:05 am-1:27 pm

1 stop8h 22m

$319

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Wed 8/19

2:37 pm-12:59 am

2 stops9h 22m

Portland

Wed 8/26

6:30 am-1:32 pm

1 stop8h 02m

$324

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Wed 8/19

1:13 pm-12:59 am

2 stops10h 46m

Portland

Wed 8/26

2:14 pm-10:05 pm

1 stop8h 51m

$324

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Thu 8/20

2:12 pm-11:41 pm

1 stop8h 29m

Portland

Tue 8/25

9:08 am-3:45 pm

1 stop7h 37m

$334

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Thu 8/20

2:12 pm-11:41 pm

1 stop8h 29m

Portland

Wed 8/26

5:30 am-1:19 pm

2 stops8h 49m

$339
Quickest round-trip

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Sat 8/15

7:25 am-3:00 pm

1 stop6h 35m

Portland

Thu 8/20

5:55 am-12:15 pm

1 stop7h 20m

$377

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Sat 8/15

10:30 am-9:00 pm

2 stops9h 30m

Portland

Thu 8/20

10:30 am-5:45 pm

1 stop8h 15m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Houston to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston and Portland, Maine?

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Houston is in August. Flight prices, which tend to average around $128, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $149.

What is the cheapest Houston to Portland flight route?

Fly from Houston George Bush Intcntl to Portland for the best Houston - Portland flight prices

How far in advance should I book a flight from Houston to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $432 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Houston for as low as $328 on momondo.

What cabin class options are available on Houston to Portland, Maine flights?

There is only 1 cabin class available to choose from on Houston to Portland, Maine flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Portland, Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Portland, Maine

Fastest flight time

3h 50m

Direct flights

Sun

Airports in Portland, Maine

1 airport
The fastest flight from Houston to Portland, Maine takes 3h 50m
Direct flights go from Houston to Portland, Maine on Sunday. There are no airlines offering direct flights.
There is 1 airport in Portland, Maine. From Houston there are direct flights to Portland (PWM).
Search flight deals

Frequently asked questions about flying from Houston to Portland, Maine

  • How far is Houston to Portland by plane?

    A flight from Houston to Portland will travel around 1678.4 mi. In terms of flight time, this usually takes a little over 3h 50m.

  • When did momondo last update prices for flights from Houston to Portland Airport?

    Prices for flights from Houston to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Portland Airport?

  • How old do you have to be to fly from Houston to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Portland, Maine

Compare and see reviews for airlines that fly from Houston to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $128Free CancellationRating
7.8
8,432 reviews
Search Delta flights
SouthwestPriceFrom $191Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,881 reviews
Search United Airlines flights
American AirlinesPriceFrom $263Free CancellationRating
7.1
11,751 reviews
Search American Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Freeport
Conway
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Falmouth
Georgetown
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Houston.

Can I find flights from Houston to Portland with flexible booking policies on momondo?

Flights from Houston to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Portland?

Once all potential Houston to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Houston to Portland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Portland from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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