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Cheap flights from Boise to Portland from $219

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 10/14. 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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0 bags

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Find the cheapest flights from Boise to Portland

Cheap round-trip flights

Delta Logo
11:39 pm - 1:58 pmBOI-PWM
12h 19m2 stops
Delta Logo
6:00 am - 12:44 pmPWM-BOI
8h 44m1 stop
$404Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
11:39 pm - 12:00 pmBOI-PWM
10h 21m2 stops
Delta Logo
4:53 pm - 12:35 amPWM-BOI
9h 42m2 stops
$409Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
5:40 am - 11:49 pmBOI-PWM
16h 09m2 stops
Delta Logo
6:30 am - 11:58 pmPWM-BOI
19h 28m2 stops
$491Delta
Find Deal
Tue, Mar 3 - Thu, Mar 5
Delta Logo
5:40 am - 11:49 pmBOI-PWM
16h 09m2 stops
Delta Logo
5:30 am - 12:45 pmPWM-BOI
9h 15m1 stop
$522Delta
Find Deal
Tue, Mar 3 - Wed, Mar 4
United Airlines Logo
7:00 am - 11:21 pmBOI-PWM
14h 21m2 stops
United Airlines Logo
5:45 am - 8:52 pmPWM-BOI
17h 07m2 stops
$542United Airlines
Find Deal
Tue, Mar 3 - Wed, Mar 4
Delta Logo
7:30 pm - 11:49 pmBOI-PWM
26h 19m2 stops
Delta Logo
5:30 am - 12:45 pmPWM-BOI
9h 15m1 stop
$552Delta
Find Deal
Tue, Mar 3 - Thu, Mar 5
American Airlines Logo
6:59 am - 8:11 pmBOI-PWM
11h 12m2 stops
American Airlines Logo
1:02 pm - 9:48 pmPWM-BOI
10h 46m2 stops
$592American Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 3
United Airlines Logo
12:35 pm - 9:44 pmBOI-PWM
7h 09m1 stop
United Airlines Logo
3:39 pm - 9:24 pmPWM-BOI
7h 45m1 stop
$647United Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 3
Southwest Logo
6:55 pm - 9:55 amBOI-PWM
13h 00m2 stops
Southwest Logo
2:55 pm - 12:45 amPWM-BOI
11h 50m2 stops
$807Southwest
Find Deal
Fri, Oct 3 - Sun, Oct 19
American Airlines Logo
7:00 am - 5:45 pmBOI-PWM
8h 45m1 stop
American Airlines Logo
6:14 am - 12:46 pmPWM-BOI
8h 32m1 stop
$1,309American Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 19

Delta flights from Boise to Portland, Maine

Our best Delta deals on Boise to Portland, Maine flight tickets
Delta
Nov 7
BOI11:39 pmBoise Air Term. Gowen Fld
12h 19m
2 stops
PWM1:58 pmPortland
Nov 11
PWM6:00 amPortland
8h 44m
1 stop
BOI12:44 pmBoise Air Term. Gowen Fld
$404
Find similar
Delta
Nov 7
BOI11:39 pmBoise Air Term. Gowen Fld
10h 21m
2 stops
PWM12:00 pmPortland
Nov 11
PWM4:53 pmPortland
9h 42m
2 stops
BOI12:35 amBoise Air Term. Gowen Fld
$409
Find similar
Delta
Mar 3
BOI5:40 amBoise Air Term. Gowen Fld
16h 09m
2 stops
PWM11:49 pmPortland
Mar 5
PWM6:30 amPortland
19h 28m
2 stops
BOI11:58 pmBoise Air Term. Gowen Fld
$491
Find similar

American Airlines flights from Boise to Portland, Maine

Our best American Airlines deals on Boise to Portland, Maine flight tickets
American Airlines
Sep 29
BOI6:59 amBoise Air Term. Gowen Fld
11h 12m
2 stops
PWM8:11 pmPortland
Oct 3
PWM1:02 pmPortland
10h 46m
2 stops
BOI9:48 pmBoise Air Term. Gowen Fld
$592
Find similar
American Airlines
Sep 19
BOI1:07 pmBoise Air Term. Gowen Fld
8h 52m
1 stop
PWM11:59 pmPortland
Sep 21
PWM6:15 amPortland
8h 12m
1 stop
BOI12:27 pmBoise Air Term. Gowen Fld
$1,040
Find similar
American Airlines
Sep 19
BOI7:00 amBoise Air Term. Gowen Fld
13h 29m
2 stops
PWM10:29 pmPortland
Sep 21
PWM6:15 amPortland
8h 12m
1 stop
BOI12:27 pmBoise Air Term. Gowen Fld
$1,045
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise 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 September 15, 2025.
Use the filters below to find and compare flights from Boise to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Fri 11/7

11:39 pm-1:58 pm

2 stops12h 19m

Portland

Tue 11/11

6:00 am-12:44 pm

1 stop8h 44m

$404

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Fri 11/7

11:39 pm-12:00 pm

2 stops10h 21m

Portland

Tue 11/11

4:53 pm-12:35 am

2 stops9h 42m

$409

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Tue 3/3

5:40 am-11:49 pm

2 stops16h 09m

Portland

Thu 3/5

6:30 am-11:58 pm

2 stops19h 28m

$491

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Tue 3/3

5:40 am-11:49 pm

2 stops16h 09m

Portland

Wed 3/4

5:30 am-12:45 pm

1 stop9h 15m

$522

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Tue 3/3

7:00 am-11:21 pm

2 stops14h 21m

Portland

Wed 3/4

5:45 am-8:52 pm

2 stops17h 07m

$542

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Tue 3/3

7:30 pm-11:49 pm

2 stops26h 19m

Portland

Thu 3/5

5:30 am-12:45 pm

1 stop9h 15m

$552

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Mon 9/29

6:59 am-8:11 pm

2 stops11h 12m

Portland

Fri 10/3

1:02 pm-9:48 pm

2 stops10h 46m

$592

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Mon 9/29

12:35 pm-9:44 pm

1 stop7h 09m

Portland

Fri 10/3

3:39 pm-9:24 pm

1 stop7h 45m

$647

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Fri 10/3

6:55 pm-9:55 am

2 stops13h 00m

Portland

Sun 10/19

2:55 pm-12:45 am

2 stops11h 50m

$807

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Fri 10/3

7:00 am-5:45 pm

1 stop8h 45m

Portland

Sun 10/19

6:14 am-12:46 pm

1 stop8h 32m

$1,309

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Portland from

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

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

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 Boise is on a Saturday. momondo users have found tickets for Saturday departures for as low as $503. 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 Boise because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,097.

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

In the evening is the cheapest time of day to fly from Boise to Portland, Maine when you can find flight prices for as low as $501. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $830. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 6% 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

Direct flights

None
There are no direct flights from Boise to Portland, Maine. There are no popular flight routes from Boise to Portland, Maine.
Search flight deals

  • 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 6h 45m.

  • 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?

  • 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?

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
American AirlinesPriceFrom $364Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $410Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $427Free CancellationRating
7.4
8,929 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
Bartlett
Brunswick
Gorham
Auburn
Intervale
Windham
Bath
Oxford
Georgetown
Tamworth
Falmouth

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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