What airlines fly to Idaho?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Idaho from Maine according to our data. Delta is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Maine to Idaho?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Maine to Idaho

When did momondo last update prices for flights from Maine to Idaho?

Prices for flights from Maine to Idaho are updated daily.

How many operators does momondo search for flights from Maine to Idaho?

There are 5 operators available for flights from Maine to Idaho as of September 2025.

How old do you have to be to fly from Maine to Idaho?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho 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.

$169 Cheap Flights from Maine to Idaho in 2025/26

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Find the cheapest flights from Maine to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

7:20 am - 4:06 pmBOS-BOI

10h 46m1 stop

5:25 am - 4:22 pmBOI-BOS

8h 57m1 stop

$303Delta

Find Deal

mar., oct. 28 - mar., nov. 4

8:10 am - 1:05 pmBOS-GEG

7h 55m1 stop

2:17 pm - 11:40 pmGEG-BOS

6h 23m1 stop

$317Delta

Find Deal

mié., oct. 29 - sáb., nov. 1

7:00 am - 3:12 pmBOS-BOI

10h 12m1 stop

2:20 pm - 12:20 amBOI-BOS

8h 00m1 stop

$336Alaska Airlines

Find Deal

jue., nov. 6 - lun., nov. 10

2:04 pm - 10:22 pmBOS-BOI

10h 18m2 stops

1:25 pm - 11:02 pmBOI-BOS

7h 37m1 stop

$342American Airlines

Find Deal

mar., oct. 28 - mar., nov. 4

9:58 am - 8:10 pmBOS-SUN

12h 12m1 stop

8:00 am - 10:40 pmSUN-BOS

12h 40m2 stops

$346American Airlines

Find Deal

vie., ene. 30 - lun., feb. 2

7:00 am - 3:26 pmBOS-BOI

10h 26m1 stop

6:00 am - 3:47 pmBOI-BOS

7h 47m1 stop

$347Alaska Airlines

Find Deal

mié., dic. 10 - sáb., ene. 17

8:00 am - 3:46 pmBOS-SUN

9h 46m1 stop

2:29 pm - 11:42 pmSUN-BOS

7h 13m1 stop

$363United Airlines

Find Deal

mié., mar. 11 - mié., mar. 18

5:55 am - 3:10 pmBOS-BOI

11h 15m2 stops

5:15 am - 5:20 pmBOI-BOS

10h 05m2 stops

$368Southwest

Find Deal

sáb., dic. 13 - mar., dic. 16

6:00 am - 11:59 amBOS-SUN

7h 59m1 stop

4:03 pm - 5:52 amSUN-BOS

11h 49m2 stops

$369United Airlines

Find Deal

vie., feb. 20 - sáb., feb. 28

6:20 pm - 12:35 amBOS-BOI

8h 15m1 stop

11:30 am - 10:55 pmBOI-BOS

9h 25m2 stops

$393Southwest

Find Deal

vie., nov. 7 - lun., nov. 10

United Airlines flights from Maine to Idaho

Our best United Airlines deals on Maine to Idaho flight tickets

United Airlines

Mar 11

BOS8:00 amBoston Logan Intl

9h 46m

1 stop

SUN3:46 pmHailey Sun Valley-Friedman

Mar 18

SUN2:29 pmHailey Sun Valley-Friedman

7h 13m

1 stop

BOS11:42 pmBoston Logan Intl

$363

Find similar

United Airlines

Feb 20

BOS6:00 amBoston Logan Intl

7h 59m

1 stop

SUN11:59 amHailey Sun Valley-Friedman

Feb 28

SUN4:03 pmHailey Sun Valley-Friedman

11h 49m

2 stops

BOS5:52 amBoston Logan Intl

$369

Find similar

United Airlines

Feb 20

BOS9:50 amBoston Logan Intl

13h 21m

2 stops

SUN9:11 pmHailey Sun Valley-Friedman

Feb 28

SUN4:03 pmHailey Sun Valley-Friedman

11h 49m

2 stops

BOS5:52 amBoston Logan Intl

$374

Find similar

Alaska Airlines flights from Maine to Idaho

Our best Alaska Airlines deals on Maine to Idaho flight tickets

Alaska Airlines

Nov 6

BOS7:00 amBoston Logan Intl

10h 12m

1 stop

BOI3:12 pmBoise Air Term. Gowen Fld

Nov 10

BOI2:20 pmBoise Air Term. Gowen Fld

8h 00m

1 stop

BOS12:20 amBoston Logan Intl

$336

Find similar

Alaska Airlines

Dec 10

BOS7:00 amBoston Logan Intl

10h 26m

1 stop

BOI3:26 pmBoise Air Term. Gowen Fld

Jan 17

BOI6:00 amBoise Air Term. Gowen Fld

7h 47m

1 stop

BOS3:47 pmBoston Logan Intl

$347

Find similar

Alaska Airlines

Oct 21

BOS8:25 pmBoston Logan Intl

16h 14m

1 stop

BOI10:39 amBoise Air Term. Gowen Fld

Oct 24

BOI5:38 pmBoise Air Term. Gowen Fld

21h 30m

1 stop

BOS5:08 pmBoston Logan Intl

$359

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mar. 10/28

7:20 am-4:06 pm

1 stop10h 46m

Boise Air Term. Gowen Fld

mar. 11/4

5:25 am-4:22 pm

1 stop8h 57m

$303

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

mié. 10/29

8:10 am-1:05 pm

1 stop7h 55m

Spokane

sáb. 11/1

2:17 pm-11:40 pm

1 stop6h 23m

$317

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 11/6

7:00 am-3:12 pm

1 stop10h 12m

Boise Air Term. Gowen Fld

lun. 11/10

2:20 pm-12:20 am

1 stop8h 00m

$336

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mar. 10/28

2:04 pm-10:22 pm

2 stops10h 18m

Boise Air Term. Gowen Fld

mar. 11/4

1:25 pm-11:02 pm

1 stop7h 37m

$342

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

vie. 1/30

9:58 am-8:10 pm

1 stop12h 12m

Hailey Sun Valley-Friedman

lun. 2/2

8:00 am-10:40 pm

2 stops12h 40m

$346

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 12/10

7:00 am-3:26 pm

1 stop10h 26m

Boise Air Term. Gowen Fld

sáb. 1/17

6:00 am-3:47 pm

1 stop7h 47m

$347

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

mié. 3/11

8:00 am-3:46 pm

1 stop9h 46m

Hailey Sun Valley-Friedman

mié. 3/18

2:29 pm-11:42 pm

1 stop7h 13m

$363

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 12/13

5:55 am-3:10 pm

2 stops11h 15m

Boise Air Term. Gowen Fld

mar. 12/16

5:15 am-5:20 pm

2 stops10h 05m

$368

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

vie. 2/20

6:00 am-11:59 am

1 stop7h 59m

Hailey Sun Valley-Friedman

sáb. 2/28

4:03 pm-5:52 am

2 stops11h 49m

$369

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

vie. 11/7

6:20 pm-12:35 am

1 stop8h 15m

Boise Air Term. Gowen Fld

lun. 11/10

11:30 am-10:55 pm

2 stops9h 25m

$393

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 Maine to Idaho

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 Idaho?

In general, August is the cheapest month to fly from Maine to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $430. If you don’t want to visit Idaho in August, then you should wait until September to fly from Maine, when ticket prices are also cheap, with an average price of $452.

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

Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $492. On the other hand, Sunday is the most expensive day to depart from Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $944.

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

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Maine to Idaho at noon for as low as $551. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $756 per ticket.

Can stopping save me money on Maine to Idaho flights?

You could potentially save up to 49% on your flight if you consider stops on a Maine to Idaho flight.

Cheap Maine to Idaho flight deals and tips

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

Direct flights	None

There are no direct flights from Maine to Idaho. There are no popular flight routes from Maine to Idaho.

Search flight deals

When did momondo last update prices for flights from Maine to Idaho?
Prices for flights from Maine to Idaho are updated daily.
How many operators does momondo search for flights from Maine to Idaho?
There are 5 operators available for flights from Maine to Idaho as of September 2025.
How old do you have to be to fly from Maine to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho 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 Maine to Idaho

Compare and see reviews for airlines that fly from Maine to Idaho with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $312	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $356	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
Delta	PriceFrom $365	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
Southwest	PriceFrom $394	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Idaho?

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 Idaho from Maine.

Can I find flights from Maine to Idaho with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Idaho from Maine with this policy.

How can momondo help me find flights from Maine to Idaho?

momondo helps you find the best flight between Maine and Idaho 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 Maine to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Maine to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.