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

Delta, United Airlines, and Southwest 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 2026.

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.

$112 Cheap Flights from Maine to Idaho in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maine to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:03 am - 3:23 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

10h 20m1 stop Seattle/Tacoma Intl

12:58 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

9h 01m1 stop Seattle/Tacoma Intl

$229Alaska Airlines

Sat, Oct 24 - Tue, Oct 27

8:05 am - 4:44 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

10h 39m1 stop San Francisco

2:51 pm - 11:50 pmBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

6h 59m1 stop Denver Intl

$232United Airlines

Sat, Oct 31 - Sat, Nov 7

7:03 am - 3:23 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

10h 20m1 stop Seattle/Tacoma Intl

9:12 am - 6:12 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

19h 00m1 stop Portland

$235Alaska Airlines

Tue, Oct 27 - Wed, Oct 28

7:00 am - 11:50 amBOS Boston Logan Intl-GEG Spokane

7h 50m1 stop Chicago O'Hare Intl

6:30 am - 8:29 pmGEG Spokane-BOS Boston Logan Intl

10h 59m1 stop Phoenix Sky Harbor Intl

$239American Airlines

Sat, Oct 24 - Sat, Oct 31

8:16 am - 1:23 pmBOS Boston Logan Intl-GEG Spokane

8h 07m1 stop Chicago O'Hare Intl

6:25 am - 8:52 pmGEG Spokane-BOS Boston Logan Intl

11h 27m1 stop Phoenix Sky Harbor Intl

$239American Airlines

Wed, Nov 11 - Tue, Nov 17

5:00 am - 10:15 amBOS Boston Logan Intl-GEG Spokane

8h 15m1 stop Denver Intl

1:35 pm - 11:45 pmGEG Spokane-BOS Boston Logan Intl

7h 10m1 stop Denver Intl

$239Southwest

Tue, Nov 10 - Wed, Nov 18

5:00 am - 12:50 pmBOS Boston Logan Intl-GEG Spokane

10h 50m2 stops Denver Intl Las Vegas Harry Reid Intl

1:35 pm - 11:45 pmGEG Spokane-BOS Boston Logan Intl

7h 10m1 stop Denver Intl

$244Southwest

Tue, Nov 10 - Wed, Nov 18

6:00 am - 11:24 amBOS Boston Logan Intl-GEG Spokane

8h 24m1 stop Chicago O'Hare Intl

5:00 am - 6:39 pmGEG Spokane-BOS Boston Logan Intl

10h 39m2 stops Denver Intl Newark

$244United Airlines

Sat, Oct 24 - Sat, Oct 31

6:45 pm - 11:52 pmBOS Boston Logan Intl-GEG Spokane

8h 07m1 stop Salt Lake City

9:33 am - 8:01 pmGEG Spokane-BOS Boston Logan Intl

7h 28m1 stop Seattle/Tacoma Intl

$251Delta

Wed, Nov 11 - Tue, Nov 17

11:00 am - 4:08 pmBOS Boston Logan Intl-GEG Spokane

8h 08m1 stop Salt Lake City

9:33 am - 8:01 pmGEG Spokane-BOS Boston Logan Intl

7h 28m1 stop Seattle/Tacoma Intl

$251Delta

Wed, Nov 11 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

5:01 pm - 10:58 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

7h 57m1 stop Chicago O'Hare Intl

6:50 pm - 6:11 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

9h 21m1 stop San Francisco

$429United Airlines

Sat, Sep 26 - Fri, Oct 2

7:12 am - 12:39 pmBOS Boston Logan Intl-GEG Spokane

8h 27m1 stop Seattle/Tacoma Intl

10:37 am - 11:54 pmGEG Spokane-BOS Boston Logan Intl

10h 17m1 stop Seattle/Tacoma Intl

$441Alaska Airlines

Thu, Sep 24 - Sat, Sep 26

6:00 am - 12:24 pmBOS Boston Logan Intl-GEG Spokane

9h 24m1 stop Chicago O'Hare Intl

6:00 am - 7:44 pmGEG Spokane-BOS Boston Logan Intl

10h 44m1 stop San Francisco

$441United Airlines

Thu, Sep 24 - Mon, Sep 28

5:42 pm - 11:11 pmBOS Boston Logan Intl-GEG Spokane

8h 29m1 stop Portland

8:39 pm - 7:39 amGEG Spokane-BOS Boston Logan Intl

8h 00m1 stop Seattle/Tacoma Intl

$441Alaska Airlines

Wed, Sep 23 - Mon, Sep 28

6:05 am - 12:07 pmBOS Boston Logan Intl-GEG Spokane

9h 02m1 stop Salt Lake City

7:30 pm - 7:40 amGEG Spokane-BOS Boston Logan Intl

9h 10m1 stop Seattle/Tacoma Intl

$459Delta

Thu, Sep 24 - Fri, Oct 2

11:20 am - 4:21 pmBOS Boston Logan Intl-GEG Spokane

8h 01m1 stop Salt Lake City

5:14 pm - 6:30 amGEG Spokane-BOS Boston Logan Intl

10h 16m1 stop Salt Lake City

$459Delta

Wed, Sep 23 - Fri, Oct 2

7:00 am - 12:07 pmBOS Boston Logan Intl-JAC Jackson Hole

7h 07m1 stop Chicago O'Hare Intl

1:00 pm - 10:29 pmJAC Jackson Hole-BOS Boston Logan Intl

7h 29m1 stop Dallas/Fort Worth

$491American Airlines

Tue, Sep 22 - Tue, Sep 29

5:50 am - 2:35 pmBOS Boston Logan Intl-GEG Spokane

11h 45m2 stops Baltimore/Washington Denver Intl

2:45 pm - 1:10 amGEG Spokane-BOS Boston Logan Intl

7h 25m1 stop Denver Intl

$501Southwest

Sat, Sep 26 - Fri, Oct 2

3:55 pm - 10:45 pmBOS Boston Logan Intl-GEG Spokane

9h 50m1 stop Chicago Midway

6:30 am - 7:40 pmGEG Spokane-BOS Boston Logan Intl

10h 10m2 stops Denver Intl Baltimore/Washington

$515Southwest

Thu, Sep 24 - Mon, Sep 28

7:00 am - 12:07 pmBOS Boston Logan Intl-JAC Jackson Hole

7h 07m1 stop Chicago O'Hare Intl

1:00 pm - 10:29 pmJAC Jackson Hole-BOS Boston Logan Intl

7h 29m1 stop Dallas/Fort Worth

$520American Airlines

Tue, Sep 22 - Tue, Sep 29

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Maine to Idaho

Our best Alaska Airlines deals on Maine to Idaho flight tickets

Alaska Airlines

Oct 24

BOS7:03 amBoston Logan Intl

10h 20m

1 stop

BOI3:23 pmBoise Air Term. Gowen Fld

Oct 27

BOI12:58 pmBoise Air Term. Gowen Fld

9h 01m

1 stop

BOS11:59 pmBoston Logan Intl

$229

Alaska Airlines

Oct 14

BOS6:40 pmBoston Logan Intl

17h 16m

1 stop

BOI9:56 amBoise Air Term. Gowen Fld

Oct 21

BOI4:18 pmBoise Air Term. Gowen Fld

13h 08m

1 stop

BOS7:26 amBoston Logan Intl

$235

Alaska Airlines

Oct 31

BOS7:03 amBoston Logan Intl

10h 37m

1 stop

GEG2:40 pmSpokane

Nov 4

GEG12:41 pmSpokane

8h 17m

1 stop

BOS11:58 pmBoston Logan Intl

$239

Southwest flights from Maine to Idaho

Our best Southwest deals on Maine to Idaho flight tickets

Southwest

Oct 24

BOS5:15 amBoston Logan Intl

13h 00m

1 stop

BOI4:15 pmBoise Air Term. Gowen Fld

Oct 27

BOI11:20 amBoise Air Term. Gowen Fld

10h 35m

2 stops

BOS11:55 pmBoston Logan Intl

$247

Southwest

Oct 24

BOS5:15 amBoston Logan Intl

13h 00m

1 stop

BOI4:15 pmBoise Air Term. Gowen Fld

Oct 29

BOI11:20 amBoise Air Term. Gowen Fld

9h 55m

2 stops

BOS11:15 pmBoston Logan Intl

$264

Southwest

Nov 18

BOS2:25 pmBoston Logan Intl

10h 10m

2 stops

BOI10:35 pmBoise Air Term. Gowen Fld

Nov 22

BOI3:55 pmBoise Air Term. Gowen Fld

7h 20m

1 stop

BOS1:15 amBoston Logan Intl

$323

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBoise

BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld

BOSBOI

Boston Logan Intl

Sat 10/24

7:03 am-3:23 pm

1 stop10h 20m

Boise Air Term. Gowen Fld

Tue 10/27

12:58 pm-11:59 pm

1 stop9h 01m

$229

BostonBoise

BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld

BOSBOI

Boston Logan Intl

Sat 10/31

8:05 am-4:44 pm

1 stop10h 39m

Boise Air Term. Gowen Fld

Sat 11/7

2:51 pm-11:50 pm

1 stop6h 59m

$232

BostonBoise

BOS Boston Logan Intl - BOI Boise Air Term. Gowen Fld

BOSBOI

Boston Logan Intl

Tue 10/27

7:03 am-3:23 pm

1 stop10h 20m

Boise Air Term. Gowen Fld

Wed 10/28

9:12 am-6:12 am

1 stop19h 00m

$235

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Sat 10/24

7:00 am-11:50 am

1 stop7h 50m

Spokane

Sat 10/31

6:30 am-8:29 pm

1 stop10h 59m

$239

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Wed 11/11

8:16 am-1:23 pm

1 stop8h 07m

Spokane

Tue 11/17

6:25 am-8:52 pm

1 stop11h 27m

$239

Quickest round-trip

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Tue 11/10

5:00 am-10:15 am

1 stop8h 15m

Spokane

Wed 11/18

1:35 pm-11:45 pm

1 stop7h 10m

$239

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Tue 11/10

5:00 am-12:50 pm

2 stops10h 50m

Spokane

Wed 11/18

1:35 pm-11:45 pm

1 stop7h 10m

$244

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Sat 10/24

6:00 am-11:24 am

1 stop8h 24m

Spokane

Sat 10/31

5:00 am-6:39 pm

2 stops10h 39m

$244

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Wed 11/11

6:45 pm-11:52 pm

1 stop8h 07m

Spokane

Tue 11/17

9:33 am-8:01 pm

1 stop7h 28m

$251

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Wed 11/11

11:00 am-4:08 pm

1 stop8h 08m

Spokane

Wed 11/18

9:33 am-8:01 pm

1 stop7h 28m

$251

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 $444. If you don’t want to visit Idaho in August, then you should wait until April to fly from Maine, when ticket prices are also cheap, with an average price of $452.

Can stopping save me money on Maine to Idaho flights?

You could potentially save up to 20% 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

Best Price Found	$112
Fastest flight time	7h 19m
Direct flights	Sun
Airports in Idaho	27 airports

The best one-way flight to Idaho from Maine in the past 72 hours is $112. The best round-trip flight deal from Maine to Idaho found on momondo in the last 72 hours is $229.

The fastest flight from Maine to Idaho takes 7h 19m

Direct flights go from Maine to Idaho on Sunday. There are no airlines offering direct flights.

There are 27 airports in Idaho. From Maine there are direct flights to Jackson Hole (JAC).

Search flight deals

Frequently asked questions about flying 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 2026.
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
United Airlines	PriceFrom $422	Free Cancellation	Rating 7.4 10,227 reviews		Search United Airlines flights
American Airlines	PriceFrom $424	Free Cancellation	Rating 7.0 12,079 reviews		Search American Airlines 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.