Idaho

$394+ Cheap flights from Maine to Idaho

PWM — BOI
Dec 4 — Dec 111
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Cheap flight deals from Maine to Idaho

Cheapest flights from Maine to Idaho

Sat 12/124:47 pm -
1 stop8h 12m
Mon 12/1411:49 am -
2 stops9h 35m
Deal found 11/1$504
Thu 12/2412:45 pm -
2 stops11h 50m
Mon 12/286:10 pm -
2 stops13h 40m
Deal found 11/3$567
Wed 11/184:03 pm -
2 stops10h 07m
Sun 11/228:49 am -
2 stops13h 30m
Deal found 11/3$647
Thu 11/195:50 am -
2 stops11h 48m
Mon 11/237:00 am -
1 stop7h 02m
Deal found 11/4$714
Sun 11/223:45 pm -
2 stops10h 14m
Mon 11/3011:10 pm -
2 stops15h 01m
Deal found 10/31$719
Wed 11/183:23 pm -
1 stop9h 36m
Sun 11/227:10 pm -
2 stops11h 50m
Deal found 11/3$725
Wed 12/231:25 pm -
2 stops13h 45m
Mon 12/286:10 pm -
2 stops13h 40m
Deal found 11/3$844
Thu 12/244:28 pm -
1 stop8h 47m
Mon 12/286:55 pm -
2 stops12h 12m
Deal found 11/3$853
Tue 11/1711:00 am -
2 stops13h 51m
Sat 11/217:10 pm -
2 stops13h 09m
Deal found 11/2$913
Sun 11/2211:00 am -
3 stops12h 32m
Mon 11/305:44 pm -
3 stops14h 55m
Deal found 10/31$1,235

Find flight deals from Maine to Idaho

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$504
(United Airlines)

One-way from

$394
(Delta)

Popular in

June

Cheapest in

January

Average price

$652
Provider with most accurate pricing for Portland-Boise Air Term. Gowen Fld flight deals.
Provider most trusted by Cheapflights users for Portland-Boise Air Term. Gowen Fld flights.
From Maine to Idaho
One-way flight from Maine to Idaho
Highest demand for flights based on searches. 15% potential increase in price ($102 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Maine to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangorBoise

BGR Bangor - BOI Boise Air Term. Gowen Fld

BGRBOI

Bangor

Sun 11/22

3:45 pm-11:59 pm

2 stops10h 14m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$394

BangorBoise

BGR Bangor - BOI Boise Air Term. Gowen Fld

BGRBOI

Bangor

Mon 11/9

11:00 am-10:59 pm

2 stops13h 59m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$497

BangorBoise

BGR Bangor - BOI Boise Air Term. Gowen Fld

BGRBOI

Bangor

Mon 11/16

12:00 pm-9:59 pm

2 stops11h 59m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$497

PortlandBoise

PWM Portland - BOI Boise Air Term. Gowen Fld

PWMBOI

Portland

Sat 12/12

4:47 pm-10:59 pm

1 stop8h 12m

Boise Air Term. Gowen Fld

Mon 12/14

11:49 am-11:24 pm

2 stops9h 35m

$504

PortlandBoise

PWM Portland - BOI Boise Air Term. Gowen Fld

PWMBOI

Portland

Wed 1/6

9:40 am-9:33 pm

2 stops13h 53m

Boise Air Term. Gowen Fld

Sat 1/9

8:15 am-9:03 pm

2 stops10h 48m

$509
Quickest round-trip

PortlandBoise

PWM Portland - BOI Boise Air Term. Gowen Fld

PWMBOI

Portland

Mon 11/16

2:05 pm-9:59 pm

1 stop9h 54m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$514

PortlandIdaho Falls

PWM Portland - IDA Idaho Falls Fanning Field

PWMIDA

Portland

Fri 1/8

11:49 am-9:49 pm

2 stops12h 00m

Idaho Falls Fanning Field

Wed 1/13

6:18 am-9:29 pm

2 stops13h 11m

$562

PortlandBoise

PWM Portland - BOI Boise Air Term. Gowen Fld

PWMBOI

Portland

Thu 12/24

12:45 pm-10:35 pm

2 stops11h 50m

Boise Air Term. Gowen Fld

Mon 12/28

6:10 pm-9:50 am

2 stops13h 40m

$567

PortlandIdaho Falls

PWM Portland - IDA Idaho Falls Fanning Field

PWMIDA

Portland

Wed 1/6

9:40 am-9:10 pm

2 stops13h 30m

Idaho Falls Fanning Field

Sat 1/9

7:00 am-9:03 pm

2 stops12h 03m

$574

BangorBoise

BGR Bangor - BOI Boise Air Term. Gowen Fld

BGRBOI

Bangor

Sun 11/22

11:00 am-10:59 pm

3 stops13h 59m

Boise Air Term. Gowen Fld

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

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

Best time to book a flight from Maine to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Maine with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Maine to Idaho

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Maine to Idaho to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

  • How long is the flight from Maine to Idaho?

    For as low as $504, United Airlines can have you in Idaho from Maine in 8h 12m. Maine and Idaho are separated by a distance of 2265 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Maine to Idaho that include hotel bookings?

    Yes. In addition to deals on Maine to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maine to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Idaho.

  • Can I find deals for business class flights from Maine to Idaho?

    Yes. Cheapflights offers flight deals from Maine to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Maine to Idaho

Top 2 airlines flying from Maine to Idaho

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$408Average$694FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$424Average$535FlexibilityNo cancel feeOn-time71%

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