What airlines fly to Portland, Maine?

United Airlines, JetBlue and Spirit Airlines are the top three most popular airlines that fly to Portland, Maine from Houston according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 8 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to Portland?

Delta, Frontier, and American Airlines are the most popular carriers operating from Houston to Portland

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?

There are 5 operators available for flights from Houston to Portland Airport as of July 2025.

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.

$129 Cheap Flights from Houston to Portland in 2025

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Find the cheapest flights from Houston to Portland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:15 am - 2:19 pmIAH-PWM

7h 04m1 stop

12:50 pm - 6:40 pmPWM-IAH

6h 50m1 stop

$257Delta

Find Deal

Wed, Jan 14 - Sun, Jan 18

6:00 am - 12:29 pmHOU-PWM

5h 29m1 stop

6:00 am - 12:10 pmPWM-HOU

7h 10m1 stop

$257Delta

Find Deal

Tue, Aug 26 - Wed, Sep 3

9:40 am - 11:05 pmIAH-PWM

12h 25m2 stops

12:50 pm - 6:40 pmPWM-IAH

6h 50m1 stop

$262Delta

Find Deal

Tue, Jan 13 - Sun, Jan 18

1:05 pm - 11:25 pmHOU-PWM

9h 20m2 stops

6:00 am - 12:18 pmPWM-HOU

7h 18m1 stop

$262Delta

Find Deal

Tue, Sep 9 - Sat, Sep 13

9:40 am - 11:05 pmIAH-PWM

12h 25m2 stops

10:00 am - 5:43 pmPWM-IAH

8h 43m2 stops

$267Delta

Find Deal

Mon, Jan 12 - Sun, Jan 18

6:35 am - 2:55 pmHOU-PWM

7h 20m1 stop

1:50 pm - 8:05 pmPWM-HOU

7h 15m1 stop

$268Southwest

Find Deal

Tue, Aug 12 - Tue, Sep 9

11:25 am - 10:25 pmHOU-PWM

10h 00m2 stops

9:05 am - 3:20 pmPWM-HOU

7h 15m2 stops

$278Southwest

Find Deal

Tue, Aug 12 - Tue, Sep 9

7:35 am - 2:35 pmIAH-PWM

6h 00m1 stop

5:59 pm - 11:15 pmPWM-IAH

6h 16m1 stop

$289American Airlines

Find Deal

Tue, Oct 14 - Sat, Oct 18

9:00 am - 4:17 pmIAH-PWM

6h 17m1 stop

6:00 am - 1:40 pmPWM-IAH

8h 40m2 stops

$294American Airlines

Find Deal

Sat, Sep 27 - Sat, Oct 4

7:20 am - 2:26 pmIAH-PWM

6h 06m1 stop

10:05 am - 5:21 pmPWM-IAH

8h 16m1 stop

$371United Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

American Airlines flights from Houston to Portland, Maine

Our best American Airlines deals on Houston to Portland, Maine flight tickets

American Airlines

Oct 14

IAH7:35 amHouston George Bush Intcntl

6h 00m

1 stop

PWM2:35 pmPortland

Oct 18

PWM5:59 pmPortland

6h 16m

1 stop

IAH11:15 pmHouston George Bush Intcntl

$289

Find similar

American Airlines

Sep 27

IAH9:00 amHouston George Bush Intcntl

6h 17m

1 stop

PWM4:17 pmPortland

Oct 4

PWM6:00 amPortland

8h 40m

2 stops

IAH1:40 pmHouston George Bush Intcntl

$294

Find similar

American Airlines

Sep 27

IAH6:01 amHouston George Bush Intcntl

9h 16m

2 stops

PWM4:17 pmPortland

Oct 4

PWM6:00 amPortland

8h 40m

2 stops

IAH1:40 pmHouston George Bush Intcntl

$299

Find similar

Delta flights from Houston to Portland, Maine

Our best Delta deals on Houston to Portland, Maine flight tickets

Delta

Aug 26

HOU6:00 amHouston Hobby

5h 29m

1 stop

PWM12:29 pmPortland

Sep 3

PWM6:00 amPortland

7h 10m

1 stop

HOU12:10 pmHouston Hobby

$257

Find similar

Delta

Sep 9

HOU1:05 pmHouston Hobby

9h 20m

2 stops

PWM11:25 pmPortland

Sep 13

PWM6:00 amPortland

7h 18m

1 stop

HOU12:18 pmHouston Hobby

$262

Find similar

Delta

Jan 12

IAH9:40 amHouston George Bush Intcntl

12h 25m

2 stops

PWM11:05 pmPortland

Jan 18

PWM10:00 amPortland

8h 43m

2 stops

IAH5:43 pmHouston George Bush Intcntl

$267

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Wed 1/14

6:15 am-2:19 pm

1 stop7h 04m

Portland

Sun 1/18

12:50 pm-6:40 pm

1 stop6h 50m

$257

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 8/26

6:00 am-12:29 pm

1 stop5h 29m

Portland

Wed 9/3

6:00 am-12:10 pm

1 stop7h 10m

$257

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 1/13

9:40 am-11:05 pm

2 stops12h 25m

Portland

Sun 1/18

12:50 pm-6:40 pm

1 stop6h 50m

$262

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 9/9

1:05 pm-11:25 pm

2 stops9h 20m

Portland

Sat 9/13

6:00 am-12:18 pm

1 stop7h 18m

$262

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Mon 1/12

9:40 am-11:05 pm

2 stops12h 25m

Portland

Sun 1/18

10:00 am-5:43 pm

2 stops8h 43m

$267

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 8/12

6:35 am-2:55 pm

1 stop7h 20m

Portland

Tue 9/9

1:50 pm-8:05 pm

1 stop7h 15m

$268

HoustonPortland

HOU - PWM

HOUPWM

Houston Hobby

Tue 8/12

11:25 am-10:25 pm

2 stops10h 00m

Portland

Tue 9/9

9:05 am-3:20 pm

2 stops7h 15m

$278

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 10/14

7:35 am-2:35 pm

1 stop6h 00m

Portland

Sat 10/18

5:59 pm-11:15 pm

1 stop6h 16m

$289

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Sat 9/27

9:00 am-4:17 pm

1 stop6h 17m

Portland

Sat 10/4

6:00 am-1:40 pm

2 stops8h 40m

$294

HoustonPortland

IAH - PWM

IAHPWM

Houston George Bush Intcntl

Tue 8/26

7:20 am-2:26 pm

1 stop6h 06m

Portland

Tue 9/2

10:05 am-5:21 pm

1 stop8h 16m

$371

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

The cheapest month to fly to Portland, Maine from Houston is in January. Flight prices, which tend to average around $330, 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 January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $343.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Houston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $293. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $554.

What is the cheapest time of day to depart on your flight to Portland, Maine?

At noon is the cheapest time of day to fly from Houston to Portland, Maine when you can find flight prices for as low as $387. Flying to Portland, Maine at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $737. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 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 $425 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 $326 on momondo.

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

There are 1 cabin classes available to choose from on Houston to Portland 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

Best Price Found	$129
Fastest flight time	4h 07m
Direct flights	Sun
Airports in Portland, Maine	1 airport

The best one-way flight to Portland, Maine from Houston in the past 72 hours is $129. The best round-trip flight deal from Houston to Portland, Maine found on momondo in the last 72 hours is $257.

The fastest flight from Houston to Portland, Maine takes 4h 07m

Direct flights go from Houston to Portland, Maine on Sunday. The only airline offering direct flights is United Airlines.

There is 1 airport near Portland, Maine: Portland (PWM)

Search flight deals

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 5h 05m.
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?
There are 5 operators available for flights from Houston to Portland Airport as of July 2025.
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
JetBlue	PriceFrom $209	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
American Airlines	PriceFrom $217	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Southwest	PriceFrom $278	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

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Jackson

Conway

Freeport

Bartlett

Lewiston

Gorham

Brunswick

Auburn

Intervale

Windham

Falmouth

Bath

Georgetown

Oxford

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.