What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Portland?

United Airlines and Delta are the most popular carriers operating from Boise Air Term. Gowen Fld to Portland

What airlines fly to Portland, Maine?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Portland, Maine from Boise according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Portland Airport?

Prices for flights from Boise Air Term. Gowen Fld Airport to Portland Airport are updated daily.

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Portland Airport?

The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Portland Airport is 1 as of October 2026.

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport 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 Boise Air Term. Gowen Fld Airport to Portland Airport.

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

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$384 Cheap Flights from Boise to Portland, Maine in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boise to Portland

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6:55 am - 11:00 pmBOI Boise Air Term. Gowen Fld-PWM Portland

14h 05m2 stops Sacramento Intl Baltimore/Washington

5:35 am - 4:05 pmPWM Portland-BOI Boise Air Term. Gowen Fld

12h 30m2 stops Baltimore/Washington Denver Intl

$423Southwest

Fri, Feb 5 - Tue, Feb 9

5:40 am - 10:23 pmBOI Boise Air Term. Gowen Fld-PWM Portland

14h 43m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

6:00 am - 12:39 pmPWM Portland-BOI Boise Air Term. Gowen Fld

8h 39m1 stop Atlanta Hartsfield-Jackson

$435Delta

Fri, Feb 5 - Tue, Feb 9

8:50 pm - 9:50 amBOI Boise Air Term. Gowen Fld-PWM Portland

11h 00m2 stops Las Vegas Harry Reid Intl Baltimore/Washington

5:15 am - 3:50 pmPWM Portland-BOI Boise Air Term. Gowen Fld

12h 35m2 stops Baltimore/Washington Phoenix Sky Harbor Intl

$492Southwest

Sat, Dec 26 - Fri, Jan 1

10:15 am - 11:55 pmBOI Boise Air Term. Gowen Fld-PWM Portland

11h 40m2 stops San Jose Baltimore/Washington

5:20 am - 4:05 pmPWM Portland-BOI Boise Air Term. Gowen Fld

12h 45m2 stops Baltimore/Washington Denver Intl

$498Southwest

Fri, Nov 13 - Fri, Nov 20

5:00 am - 4:02 pmBOI Boise Air Term. Gowen Fld-PWM Portland

9h 02m1 stop Denver Intl

5:08 pm - 10:51 pmPWM Portland-BOI Boise Air Term. Gowen Fld

7h 43m1 stop Chicago O'Hare Intl

$499United Airlines

Tue, Nov 10 - Sat, Nov 14

8:50 pm - 9:50 amBOI Boise Air Term. Gowen Fld-PWM Portland

11h 00m2 stops Las Vegas Harry Reid Intl Baltimore/Washington

5:15 am - 3:50 pmPWM Portland-BOI Boise Air Term. Gowen Fld

12h 35m2 stops Baltimore/Washington Phoenix Sky Harbor Intl

$502Southwest

Sat, Dec 26 - Fri, Jan 1

12:31 pm - 9:51 pmBOI Boise Air Term. Gowen Fld-PWM Portland

7h 20m1 stop Chicago O'Hare Intl

3:23 pm - 9:34 pmPWM Portland-BOI Boise Air Term. Gowen Fld

8h 11m1 stop Denver Intl

$503United Airlines

Thu, Oct 29 - Sat, Nov 7

12:31 pm - 9:51 pmBOI Boise Air Term. Gowen Fld-PWM Portland

7h 20m1 stop Chicago O'Hare Intl

2:05 pm - 10:51 pmPWM Portland-BOI Boise Air Term. Gowen Fld

10h 46m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$504United Airlines

Tue, Nov 10 - Sat, Nov 14

12:31 pm - 9:51 pmBOI Boise Air Term. Gowen Fld-PWM Portland

7h 20m1 stop Chicago O'Hare Intl

10:50 am - 10:59 pmPWM Portland-BOI Boise Air Term. Gowen Fld

14h 09m2 stops Newark Denver Intl

$508United Airlines

Thu, Oct 29 - Sat, Nov 7

7:10 pm - 10:07 amBOI Boise Air Term. Gowen Fld-PWM Portland

12h 57m2 stops San Francisco Washington, D.C. Dulles Intl

8:49 am - 9:34 pmPWM Portland-BOI Boise Air Term. Gowen Fld

14h 45m2 stops Newark Denver Intl

$509United Airlines

Tue, Nov 10 - Sat, Nov 14

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United Airlines flights from Boise to Portland, Maine

Our best United Airlines deals on Boise to Portland, Maine flight tickets

United Airlines

Nov 10

BOI5:00 amBoise Air Term. Gowen Fld

9h 02m

1 stop

PWM4:02 pmPortland

Nov 14

PWM5:08 pmPortland

7h 43m

1 stop

BOI10:51 pmBoise Air Term. Gowen Fld

$499

United Airlines

Oct 29

BOI12:31 pmBoise Air Term. Gowen Fld

7h 20m

1 stop

PWM9:51 pmPortland

Nov 7

PWM3:23 pmPortland

8h 11m

1 stop

BOI9:34 pmBoise Air Term. Gowen Fld

$503

United Airlines

Nov 10

BOI12:31 pmBoise Air Term. Gowen Fld

7h 20m

1 stop

PWM9:51 pmPortland

Nov 14

PWM2:05 pmPortland

10h 46m

2 stops

BOI10:51 pmBoise Air Term. Gowen Fld

$504

American Airlines flights from Boise to Portland, Maine

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

American Airlines

Nov 2

BOI1:24 pmBoise Air Term. Gowen Fld

20h 04m

1 stop

PWM11:28 amPortland

Nov 7

PWM6:00 amPortland

15h 24m

2 stops

BOI7:24 pmBoise Air Term. Gowen Fld

$641

American Airlines

Feb 5

BOI7:00 amBoise Air Term. Gowen Fld

12h 43m

3 stops

PWM9:43 pmPortland

Feb 9

PWM7:00 amPortland

15h 06m

2 stops

BOI8:06 pmBoise Air Term. Gowen Fld

$876

American Airlines

Nov 13

BOI1:24 pmBoise Air Term. Gowen Fld

20h 29m

1 stop

PWM11:53 amPortland

Nov 20

PWM12:35 pmPortland

13h 24m

2 stops

BOI11:59 pmBoise Air Term. Gowen Fld

$903

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Fri 2/5

6:55 am-11:00 pm

2 stops14h 05m

Portland

Tue 2/9

5:35 am-4:05 pm

2 stops12h 30m

$423

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Fri 2/5

5:40 am-10:23 pm

2 stops14h 43m

Portland

Tue 2/9

6:00 am-12:39 pm

1 stop8h 39m

$435

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Sat 12/26

8:50 pm-9:50 am

2 stops11h 00m

Portland

Fri 1/1

5:15 am-3:50 pm

2 stops12h 35m

$492

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Fri 11/13

10:15 am-11:55 pm

2 stops11h 40m

Portland

Fri 11/20

5:20 am-4:05 pm

2 stops12h 45m

$498

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Tue 11/10

5:00 am-4:02 pm

1 stop9h 02m

Portland

Sat 11/14

5:08 pm-10:51 pm

1 stop7h 43m

$499

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Sat 12/26

8:50 pm-9:50 am

2 stops11h 00m

Portland

Fri 1/1

5:15 am-3:50 pm

2 stops12h 35m

$502

Quickest round-trip

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Thu 10/29

12:31 pm-9:51 pm

1 stop7h 20m

Portland

Sat 11/7

3:23 pm-9:34 pm

1 stop8h 11m

$503

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Tue 11/10

12:31 pm-9:51 pm

1 stop7h 20m

Portland

Sat 11/14

2:05 pm-10:51 pm

2 stops10h 46m

$504

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Thu 10/29

12:31 pm-9:51 pm

1 stop7h 20m

Portland

Sat 11/7

10:50 am-10:59 pm

2 stops14h 09m

$508

BoisePortland

BOI Boise Air Term. Gowen Fld - PWM Portland

BOIPWM

Boise Air Term. Gowen Fld

Tue 11/10

7:10 pm-10:07 am

2 stops12h 57m

Portland

Sat 11/14

8:49 am-9:34 pm

2 stops14h 45m

$509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boise 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

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

The cheapest month to fly to Portland, Maine from Boise is in September. Flight prices, which tend to average around $474, 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 September, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $498.

Can stopping save me money on Boise to Portland, Maine flights?

You could potentially save up to 16% on your flight if you consider stops on a Boise to Portland, Maine flight.

When to book flights from Boise to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boise to Portland, Maine (BOI to PWM) flight deals and tips

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

Best Price Found	$384
Fastest flight time	7h 32m
Direct flights	None

The best one-way flight to Portland, Maine from Boise in the past 72 hours is $384. The best round-trip flight deal from Boise to Portland, Maine found on momondo in the last 72 hours is $423.

The fastest flight from Boise to Portland, Maine takes 7h 32m

There are no direct flights from Boise to Portland, Maine. There are no popular flight routes from Boise to Portland, Maine.

Search flight deals

Frequently asked questions about flying from Boise to Portland, Maine

How far is Boise Air Term. Gowen Fld to Portland by plane?
Boise Air Term. Gowen Fld and Portland are 2265.8 mi apart from one another. By plane, this route typically takes 7h 32m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Portland Airport?
Prices for flights from Boise Air Term. Gowen Fld Airport to Portland Airport are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Portland Airport?
The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Portland Airport is 1 as of October 2026.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport 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 Boise Air Term. Gowen Fld Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boise to Portland, Maine?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boise to Portland, Maine is United Airlines (100% of total bookings).

Best airlines flying from Boise to Portland, Maine

Compare and see reviews for airlines that fly from Boise to Portland, Maine with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $368	Free Cancellation	Rating 7.3 10,388 reviews		Search United Airlines flights

North Conway

Jackson

Boothbay Harbor

Brunswick

Lewiston

Freeport

Conway

Auburn

Gorham

Bartlett

Bath

Windham

Intervale

Georgetown

Oxford

Falmouth

Tamworth

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boise to Portland. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Boise to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Portland from Boise. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

An easier way to manage your Portland, Maine trip

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Cheap flights from Boise to Portland from $384

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

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United Airlines flights from Boise to Portland, Maine

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

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

Can stopping save me money on Boise to Portland, Maine flights?

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Portland?

What airlines fly to Portland, Maine?

When to book flights from Boise to Portland, Maine

Cheap Boise to Portland, Maine (BOI to PWM) flight deals and tips

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Direct flights

Frequently asked questions about flying from Boise to Portland, Maine

Best airlines flying from Boise to Portland, Maine

Compare and see reviews for airlines that fly from Boise to Portland, Maine with momondo

Traveling to a place near Portland?

Why use momondo?

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

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