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Cheap flights from Portland, Maine to Houston from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Houston departing on 2/8. 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

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Find the cheapest flights from Portland, Maine to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:06 pm - 10:28 am
PWM
-
IAH
18h 22m2 stops
Multiple Airlines Logo
8:45 am - 10:22 am
IAH
-
PWM
24h 37m1 stop
$225Multiple Airlines
Fri, Jan 23 - Tue, Jan 27
Multiple Airlines Logo
11:29 am - 9:43 pm
PWM
-
IAH
11h 14m1 stop
Multiple Airlines Logo
3:18 pm - 10:22 am
IAH
-
PWM
18h 04m1 stop
$228Multiple Airlines
Mon, Jan 26 - Tue, Jan 27
Multiple Airlines Logo
11:29 am - 9:43 pm
PWM
-
IAH
11h 14m1 stop
Multiple Airlines Logo
8:45 am - 10:22 am
IAH
-
PWM
24h 37m1 stop
$236Multiple Airlines
Fri, Jan 23 - Tue, Jan 27
Delta Logo
5:30 am - 12:48 pm
PWM
-
IAH
8h 18m1 stop
Delta Logo
10:25 am - 5:16 pm
IAH
-
PWM
5h 51m1 stop
$251Delta
Sat, Jan 17 - Tue, Jan 20
Multiple Airlines Logo
11:29 am - 9:43 pm
PWM
-
IAH
11h 14m1 stop
Multiple Airlines Logo
4:35 pm - 10:22 am
IAH
-
PWM
16h 47m2 stops
$253Multiple Airlines
Mon, Jan 26 - Tue, Jan 27
American Airlines Logo
5:03 pm - 10:58 pm
PWM
-
IAH
6h 55m1 stop
American Airlines Logo
5:22 pm - 11:51 pm
IAH
-
PWM
5h 29m1 stop
$255American Airlines
Thu, Feb 26 - Tue, Mar 3
Southwest Logo
12:45 pm - 8:45 pm
PWM
-
HOU
9h 00m1 stop
Southwest Logo
6:00 am - 2:55 pm
HOU
-
PWM
7h 55m1 stop
$255Southwest
Wed, Feb 25 - Wed, Mar 4
Delta Logo
12:20 pm - 6:46 pm
PWM
-
IAH
7h 26m1 stop
Delta Logo
12:40 pm - 11:22 pm
IAH
-
PWM
9h 42m2 stops
$256Delta
Wed, Jan 28 - Wed, Feb 4
Southwest Logo
12:45 pm - 7:40 pm
PWM
-
HOU
7h 55m2 stops
Southwest Logo
6:40 am - 2:55 pm
HOU
-
PWM
7h 15m2 stops
$265Southwest
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
12:46 pm - 10:46 pm
PWM
-
HOU
11h 00m2 stops
American Airlines Logo
12:47 pm - 11:43 pm
HOU
-
PWM
9h 56m2 stops
$300American Airlines
Wed, Feb 4 - Fri, Feb 6

Southwest flights from Portland, Maine to Houston

Our best Southwest deals on Portland, Maine to Houston flight tickets
Southwest
Feb 25
PWM12:45 pmPortland
9h 00m
1 stop
HOU8:45 pmHouston Hobby
Mar 4
HOU6:00 amHouston Hobby
7h 55m
1 stop
PWM2:55 pmPortland
$255
Find similar
Southwest
Feb 25
PWM12:45 pmPortland
7h 55m
2 stops
HOU7:40 pmHouston Hobby
Mar 4
HOU6:40 amHouston Hobby
7h 15m
2 stops
PWM2:55 pmPortland
$265
Find similar
Southwest
Mar 3
PWM3:30 pmPortland
6h 15m
1 stop
HOU8:45 pmHouston Hobby
Mar 10
HOU4:25 pmHouston Hobby
5h 40m
1 stop
PWM11:05 pmPortland
$279
Find similar

American Airlines flights from Portland, Maine to Houston

Our best American Airlines deals on Portland, Maine to Houston flight tickets
American Airlines
Feb 26
PWM5:03 pmPortland
6h 55m
1 stop
IAH10:58 pmHouston George Bush Intcntl
Mar 3
IAH6:55 amHouston George Bush Intcntl
8h 38m
1 stop
PWM4:33 pmPortland
$255
Find similar
American Airlines
Feb 4
PWM12:46 pmPortland
11h 00m
2 stops
HOU10:46 pmHouston Hobby
Feb 6
HOU12:47 pmHouston Hobby
9h 56m
2 stops
PWM11:43 pmPortland
$300
Find similar
American Airlines
Feb 20
PWM5:03 pmPortland
6h 55m
1 stop
IAH10:58 pmHouston George Bush Intcntl
Mar 1
IAH5:22 pmHouston George Bush Intcntl
5h 21m
1 stop
PWM11:43 pmPortland
$304
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Houston 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 December 11, 2025.
Use the filters below to find and compare flights from Portland, Maine to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandHouston

PWM - IAH

PWMIAH

Portland

Fri 1/23

5:06 pm-10:28 am

2 stops18h 22m

Houston George Bush Intcntl

Tue 1/27

8:45 am-10:22 am

1 stop24h 37m

$225

PortlandHouston

PWM - IAH

PWMIAH

Portland

Mon 1/26

11:29 am-9:43 pm

1 stop11h 14m

Houston George Bush Intcntl

Tue 1/27

3:18 pm-10:22 am

1 stop18h 04m

$228

PortlandHouston

PWM - IAH

PWMIAH

Portland

Fri 1/23

11:29 am-9:43 pm

1 stop11h 14m

Houston George Bush Intcntl

Tue 1/27

8:45 am-10:22 am

1 stop24h 37m

$236

PortlandHouston

PWM - IAH

PWMIAH

Portland

Sat 1/17

5:30 am-12:48 pm

1 stop8h 18m

Houston George Bush Intcntl

Tue 1/20

10:25 am-5:16 pm

1 stop5h 51m

$251

PortlandHouston

PWM - IAH

PWMIAH

Portland

Mon 1/26

11:29 am-9:43 pm

1 stop11h 14m

Houston George Bush Intcntl

Tue 1/27

4:35 pm-10:22 am

2 stops16h 47m

$253

PortlandHouston

PWM - IAH

PWMIAH

Portland

Thu 2/26

5:03 pm-10:58 pm

1 stop6h 55m

Houston George Bush Intcntl

Tue 3/3

5:22 pm-11:51 pm

1 stop5h 29m

$255

PortlandHouston

PWM - HOU

PWMHOU

Portland

Wed 2/25

12:45 pm-8:45 pm

1 stop9h 00m

Houston Hobby

Wed 3/4

6:00 am-2:55 pm

1 stop7h 55m

$255

PortlandHouston

PWM - IAH

PWMIAH

Portland

Wed 1/28

12:20 pm-6:46 pm

1 stop7h 26m

Houston George Bush Intcntl

Wed 2/4

12:40 pm-11:22 pm

2 stops9h 42m

$256

PortlandHouston

PWM - HOU

PWMHOU

Portland

Wed 2/25

12:45 pm-7:40 pm

2 stops7h 55m

Houston Hobby

Wed 3/4

6:40 am-2:55 pm

2 stops7h 15m

$265

PortlandHouston

PWM - HOU

PWMHOU

Portland

Wed 2/4

12:46 pm-10:46 pm

2 stops11h 00m

Houston Hobby

Fri 2/6

12:47 pm-11:43 pm

2 stops9h 56m

$300

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 Houston from

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

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 cheapest month to fly to Houston?

The month of July is, on average, the cheapest month to fly to Houston from Portland, Maine, with most prices found around $256. The month of September is another great option to travel to Houston, with average flight prices from Portland, Maine averaging around $256.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Portland, Maine is on a Thursday. momondo users have found tickets for Thursday departures for as low as $313. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Monday is $368.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Portland, Maine to Houston flights are usually those with departure times in the morning. Our users have found flights to Houston in the morning for as low as $399. Try not to purchase tickets in the afternoon because they tend to be around $535. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to Houston flight route?

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

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $366 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Portland, Maine for as low as $265 on momondo.

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

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

Cheap Portland, Maine to Houston flight deals and tips

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

Fastest flight time

6h 09m

Direct flights

None
The fastest flight from Portland, Maine to Houston takes 6h 09m
There are no direct flights from Portland, Maine to Houston. There are no popular flight routes from Portland, Maine to Houston.
Search flight deals

  • How far is Portland to Houston by plane?

    A flight from Portland to Houston will travel around 1678.4 mi. Flights usually cover this in 6h 09m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Portland Airport to Houston are refreshed on a daily basis.

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

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

    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 Portland Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland, Maine to Houston

Compare and see reviews for airlines that fly from Portland, Maine to Houston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $185Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
FrontierPriceFrom $218Free CancellationRating
5.8
3,084 reviews
Search Frontier flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
SouthwestPriceFrom $272Free CancellationRating
7.9
4,253 reviews
Search Southwest flights

Why use momondo?

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

Finding the right flight to Houston from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

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

Yes. All flights to Houston from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Portland and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Portland and alert you when they change.

An easier way to manage your Houston trip

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