What airlines fly to Idaho?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Idaho from Boston according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 5 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 Boston Logan Intl to Idaho?

Delta, United Airlines, and Southwest are the most popular carriers operating from Boston Logan Intl to Idaho

When did momondo last update prices for flights from Boston Logan Intl Airport to Idaho?

Prices for flights from Boston Logan Intl Airport to Idaho are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Idaho?

The number of operators available for flights from Boston Logan Intl Airport to Idaho is 5 as of September 2026.

How old do you have to be to fly from Boston Logan Intl Airport 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 Boston Logan Intl Airport 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 Boston to Idaho in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 pm - 9:56 amBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

17h 16m1 stop Seattle/Tacoma Intl

1:32 pm - 6:12 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

14h 40m1 stop Portland

$225Alaska Airlines

Tue, Oct 27 - Wed, Oct 28

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

$225Alaska Airlines

Tue, Oct 27 - Wed, Oct 28

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

6:15 am - 2:47 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

10h 32m1 stop Los Angeles

6:45 am - 7:41 pmBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

10h 56m1 stop Seattle/Tacoma Intl

$235Delta

Wed, Oct 14 - Wed, Oct 21

5:17 am - 11:59 amBOS Boston Logan Intl-GEG Spokane

9h 42m1 stop Dallas/Fort Worth

6:00 am - 7:37 pmGEG Spokane-BOS Boston Logan Intl

10h 37m1 stop Dallas/Fort Worth

$239American Airlines

Wed, Oct 21 - Tue, Oct 27

5:17 am - 11:59 amBOS Boston Logan Intl-GEG Spokane

9h 42m1 stop Dallas/Fort Worth

6:00 am - 5:08 pmGEG Spokane-BOS Boston Logan Intl

8h 08m1 stop Dallas/Fort Worth

$239American Airlines

Tue, Oct 20 - Sat, Nov 14

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

2:50 pm - 10:20 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

9h 30m2 stops Baltimore/Washington Denver Intl

3:20 pm - 11:55 pmBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

6h 35m1 stop Denver Intl

$241Southwest

Tue, Oct 27 - Wed, Oct 28

12:14 pm - 9:11 pmBOS Boston Logan Intl-GEG Spokane

11h 57m2 stops Chicago O'Hare Intl Denver Intl

1:53 pm - 11:50 pmGEG Spokane-BOS Boston Logan Intl

6h 57m1 stop Denver Intl

$244United Airlines

Sat, Oct 31 - Sat, Nov 7

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.

9:33 am - 5:15 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

9h 42m1 stop Portland

2:16 pm - 7:39 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

15h 23m1 stop Seattle/Tacoma Intl

$429Alaska Airlines

Tue, Sep 22 - Mon, Sep 28

5:42 pm - 11:55 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

8h 13m1 stop Portland

7:48 pm - 7:39 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

9h 51m1 stop Seattle/Tacoma Intl

$429Alaska Airlines

Wed, Sep 23 - Sat, Sep 26

2:10 pm - 11:15 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

11h 05m2 stops Nashville Intl Denver Intl

7:50 pm - 9:30 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

11h 40m2 stops Sacramento Intl Baltimore/Washington

$439Southwest

Tue, Sep 22 - Mon, Sep 28

9:05 am - 7:50 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

12h 45m1 stop San Diego

7:50 pm - 9:30 amBOI Boise Air Term. Gowen Fld-BOS Boston Logan Intl

11h 40m2 stops Sacramento Intl Baltimore/Washington

$440Southwest

Tue, Sep 22 - Mon, Sep 28

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

11:44 am - 6:50 pmBOS Boston Logan Intl-GEG Spokane

10h 06m1 stop Seattle/Tacoma Intl

10:50 pm - 9:42 amGEG Spokane-BOS Boston Logan Intl

7h 52m1 stop Atlanta Hartsfield-Jackson

$459Delta

Wed, Sep 23 - Sun, Sep 27

6:45 pm - 11:29 pmBOS Boston Logan Intl-GEG Spokane

7h 44m1 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 - Sun, Sep 27

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

11:55 am - 5:58 pmBOS Boston Logan Intl-BOI Boise Air Term. Gowen Fld

8h 03m1 stop Denver Intl

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

9h 21m1 stop San Francisco

$508United Airlines

Tue, Sep 22 - Fri, Sep 25

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

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American Airlines flights from Boston to Idaho

Our best American Airlines deals on Boston to Idaho flight tickets

American Airlines

Oct 15

BOS7:00 amBoston Logan Intl

9h 33m

1 stop

BOI2:33 pmBoise Air Term. Gowen Fld

Oct 19

BOI5:29 pmBoise Air Term. Gowen Fld

10h 16m

1 stop

BOS5:45 amBoston Logan Intl

$255

American Airlines

Oct 14

BOS8:23 amBoston Logan Intl

8h 10m

1 stop

BOI2:33 pmBoise Air Term. Gowen Fld

Oct 21

BOI5:29 pmBoise Air Term. Gowen Fld

10h 16m

1 stop

BOS5:45 amBoston Logan Intl

$291

American Airlines

Oct 15

BOS8:23 amBoston Logan Intl

8h 10m

1 stop

BOI2:33 pmBoise Air Term. Gowen Fld

Oct 21

BOI12:14 pmBoise Air Term. Gowen Fld

9h 41m

1 stop

BOS11:55 pmBoston Logan Intl

$343

Delta flights from Boston to Idaho

Our best Delta deals on Boston to Idaho flight tickets

Delta

Nov 11

BOS11:00 amBoston Logan Intl

8h 08m

1 stop

GEG4:08 pmSpokane

Nov 18

GEG9:33 amSpokane

7h 28m

1 stop

BOS8:01 pmBoston Logan Intl

$251

Delta

Oct 7

BOS6:15 amBoston Logan Intl

10h 32m

1 stop

BOI2:47 pmBoise Air Term. Gowen Fld

Oct 12

BOI7:13 pmBoise Air Term. Gowen Fld

10h 22m

1 stop

BOS7:35 amBoston Logan Intl

$259

Delta

Oct 7

BOS6:15 amBoston Logan Intl

10h 32m

1 stop

BOI2:47 pmBoise Air Term. Gowen Fld

Oct 14

BOI10:34 amBoise Air Term. Gowen Fld

11h 24m

1 stop

BOS11:58 pmBoston Logan Intl

$267

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

Tue 10/27

6:40 pm-9:56 am

1 stop17h 16m

Boise Air Term. Gowen Fld

Wed 10/28

1:32 pm-6:12 am

1 stop14h 40m

$225

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

$225

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

Wed 10/14

6:15 am-2:47 pm

1 stop10h 32m

Boise Air Term. Gowen Fld

Wed 10/21

6:45 am-7:41 pm

1 stop10h 56m

$235

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Wed 10/21

5:17 am-11:59 am

1 stop9h 42m

Spokane

Tue 10/27

6:00 am-7:37 pm

1 stop10h 37m

$239

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Tue 10/20

5:17 am-11:59 am

1 stop9h 42m

Spokane

Sat 11/14

6:00 am-5:08 pm

1 stop8h 08m

$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

BostonBoise

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

BOSBOI

Boston Logan Intl

Tue 10/27

2:50 pm-10:20 pm

2 stops9h 30m

Boise Air Term. Gowen Fld

Wed 10/28

3:20 pm-11:55 pm

1 stop6h 35m

$241

BostonSpokane

BOS Boston Logan Intl - GEG Spokane

BOSGEG

Boston Logan Intl

Sat 10/31

12:14 pm-9:11 pm

2 stops11h 57m

Spokane

Sat 11/7

1:53 pm-11:50 pm

1 stop6h 57m

$244

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 Boston 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, May is the cheapest month to fly from Boston to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $424. If you don’t want to visit Idaho in May, then you should wait until October to fly from Boston, when ticket prices are also cheap, with an average price of $448.

How far in advance should I book a flight from Boston to Idaho?

You are more likely to see cheaper flights to Idaho from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $490 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Boston for as low as $306 on momondo.

Can stopping save me money on Boston to Idaho flights?

You could potentially save up to 67% on your flight if you consider stops on a Boston to Idaho flight.

Cheap Boston to Idaho flight deals and tips

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

Best Price Found	$112
Fastest flight time	5h 25m
Direct flights	Sun
Airports in Idaho	27 airports

The best one-way flight to Idaho from Boston in the past 72 hours is $112. The best round-trip flight deal from Boston to Idaho found on momondo in the last 72 hours is $225.

The fastest flight from Boston to Idaho takes 5h 25m

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

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

Search flight deals

Frequently asked questions about flying from Boston to Idaho

When did momondo last update prices for flights from Boston Logan Intl Airport to Idaho?
Prices for flights from Boston Logan Intl Airport to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Idaho?
The number of operators available for flights from Boston Logan Intl Airport to Idaho is 5 as of September 2026.
How old do you have to be to fly from Boston Logan Intl Airport 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 Boston Logan Intl Airport 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 Boston to Idaho

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $182	Free Cancellation	Rating 7.9 12,946 reviews	Search Alaska Airlines flights
Delta	PriceFrom $224	Free Cancellation	Rating 7.8 8,586 reviews	Search Delta flights
American Airlines	PriceFrom $281	Free Cancellation	Rating 7.1 12,078 reviews	Search American Airlines flights
Southwest	PriceFrom $306	Free Cancellation	Rating 8.0 4,192 reviews	Search Southwest flights
United Airlines	PriceFrom $320	Free Cancellation	Rating 7.4 10,227 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Idaho from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

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

Flights from Boston to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Boston to Idaho flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Boston to Idaho now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho and let you know when they change.