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Cheap flights from Houston to Portland from $126

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 8/18. 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
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
7:04 pm - 10:27 am
IAH
-
PWM
14h 23m
1 stop
Multiple Airlines Logo
8:00 am - 3:44 pm
PWM
-
IAH
32h 44m
2 stops
$338Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
7:44 pm - 9:12 am
IAH
-
PWM
12h 28m
1 stop
Multiple Airlines Logo
9:52 am - 8:50 am
PWM
-
IAH
23h 58m
1 stop
$340Multiple Airlines
Fri, May 29 - Fri, Jun 5
United Airlines Logo
2:33 pm - 9:51 pm
IAH
-
PWM
6h 18m
1 stop
United Airlines Logo
6:00 am - 1:26 pm
PWM
-
IAH
8h 26m
1 stop
$344United Airlines
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
4:46 pm - 11:59 pm
IAH
-
PWM
6h 13m
1 stop
American Airlines Logo
2:24 pm - 10:28 pm
PWM
-
IAH
9h 04m
1 stop
$349American Airlines
Wed, Jun 10 - Wed, Jun 17
Southwest Logo
3:25 pm - 12:05 am
HOU
-
PWM
7h 40m
1 stop
Southwest Logo
5:35 am - 12:15 pm
PWM
-
HOU
7h 40m
1 stop
$349Southwest
Fri, Jun 5 - Fri, Jun 12
Delta Logo
2:43 pm - 12:52 am
IAH
-
PWM
9h 09m
2 stops
Delta Logo
6:57 pm - 11:56 pm
PWM
-
IAH
5h 59m
1 stop
$354Delta
Wed, Jun 10 - Wed, Jun 17
Delta Logo
1:06 pm - 12:43 am
HOU
-
PWM
10h 37m
2 stops
Delta Logo
6:00 am - 12:11 pm
PWM
-
HOU
7h 11m
1 stop
$354Delta
Fri, May 29 - Fri, Jun 5
United Airlines Logo
2:37 pm - 9:51 pm
IAH
-
PWM
6h 14m
1 stop
United Airlines Logo
6:00 am - 1:28 pm
PWM
-
IAH
8h 28mnonstop
$363United Airlines
Sat, May 30 - Sat, Jun 6
American Airlines Logo
3:04 pm - 10:47 pm
IAH
-
PWM
6h 43m
1 stop
American Airlines Logo
6:00 am - 12:36 pm
PWM
-
IAH
7h 36m
1 stop
$369American Airlines
Fri, May 29 - Sun, May 31
Southwest Logo
1:45 pm - 10:55 pm
HOU
-
PWM
8h 10m
2 stops
Southwest Logo
7:10 pm - 11:40 pm
PWM
-
HOU
5h 30m
1 stop
$379Southwest
Wed, Jun 10 - Wed, Jun 17

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American Airlines flights from Houston to Portland, Maine

Our best American Airlines deals on Houston to Portland, Maine flight tickets
American Airlines
Jun 10
IAH4:46 pmHouston George Bush Intcntl
6h 13m
1 stop
PWM11:59 pmPortland
Jun 17
PWM2:24 pmPortland
9h 04m
1 stop
IAH10:28 pmHouston George Bush Intcntl
$349
American Airlines
Jun 23
IAH4:57 pmHouston George Bush Intcntl
6h 45m
1 stop
PWM12:42 amPortland
Jun 30
PWM7:16 amPortland
7h 56m
1 stop
IAH2:12 pmHouston George Bush Intcntl
$369
American Airlines
Aug 8
IAH6:00 amHouston George Bush Intcntl
8h 07m
2 stops
PWM3:07 pmPortland
Aug 15
PWM4:07 pmPortland
8h 51m
1 stop
IAH11:58 pmHouston George Bush Intcntl
$374

Southwest flights from Houston to Portland, Maine

Our best Southwest deals on Houston to Portland, Maine flight tickets
Southwest
Jun 5
HOU3:25 pmHouston Hobby
7h 40m
1 stop
PWM12:05 amPortland
Jun 12
PWM5:35 amPortland
7h 40m
1 stop
HOU12:15 pmHouston Hobby
$349
Southwest
Jun 10
HOU1:45 pmHouston Hobby
8h 10m
2 stops
PWM10:55 pmPortland
Jun 17
PWM7:10 pmPortland
5h 30m
1 stop
HOU11:40 pmHouston Hobby
$379
Southwest
Jun 10
HOU1:45 pmHouston Hobby
8h 10m
2 stops
PWM10:55 pmPortland
Jun 17
PWM7:30 amPortland
7h 35m
2 stops
HOU2:05 pmHouston Hobby
$384

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 May 6, 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 9/1

7:04 pm-10:27 am

1 stop14h 23m

Portland

Tue 9/8

8:00 am-3:44 pm

2 stops32h 44m

$338

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Fri 5/29

7:44 pm-9:12 am

1 stop12h 28m

Portland

Fri 6/5

9:52 am-8:50 am

1 stop23h 58m

$340

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 6/2

2:33 pm-9:51 pm

1 stop6h 18m

Portland

Tue 6/9

6:00 am-1:26 pm

1 stop8h 26m

$344

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Wed 6/10

4:46 pm-11:59 pm

1 stop6h 13m

Portland

Wed 6/17

2:24 pm-10:28 pm

1 stop9h 04m

$349

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Fri 6/5

3:25 pm-12:05 am

1 stop7h 40m

Portland

Fri 6/12

5:35 am-12:15 pm

1 stop7h 40m

$349

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Wed 6/10

2:43 pm-12:52 am

2 stops9h 09m

Portland

Wed 6/17

6:57 pm-11:56 pm

1 stop5h 59m

$354

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Fri 5/29

1:06 pm-12:43 am

2 stops10h 37m

Portland

Fri 6/5

6:00 am-12:11 pm

1 stop7h 11m

$354

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Sat 5/30

2:37 pm-9:51 pm

1 stop6h 14m

Portland

Sat 6/6

6:00 am-1:28 pm

Nonstop8h 28m

$363

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Fri 5/29

3:04 pm-10:47 pm

1 stop6h 43m

Portland

Sun 5/31

6:00 am-12:36 pm

1 stop7h 36m

$369
Quickest round-trip

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Wed 6/10

1:45 pm-10:55 pm

2 stops8h 10m

Portland

Wed 6/17

7:10 pm-11:40 pm

1 stop5h 30m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 June is also cheap. Prices for this month can be found on momondo for an average of $128.

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 $393 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 $308 on momondo.

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

4h 00m

Direct flights

Sun

Airports in Portland, Maine

1 airport
The fastest flight from Houston to Portland, Maine takes 4h 00m
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 4h 00m.

  • 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
7.9
8,456 reviews
Search Delta flights
SouthwestPriceFrom $191Free CancellationRating
7.9
4,305 reviews
Search Southwest flights
American AirlinesPriceFrom $256Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,684 reviews
Search United 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
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
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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