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Cheap flights from Idaho to Boston from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Boston departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:52 am - 3:43 pm
BOI
-
BOS
7h 51m
1 stop
Delta Logo
7:10 am - 4:03 pm
BOS
-
BOI
10h 53m
1 stop
$265Delta
Thu, Mar 26 - Wed, Apr 1
Delta Logo
7:38 pm - 6:55 am
GEG
-
BOS
8h 17m
1 stop
Delta Logo
6:45 pm - 12:12 am
BOS
-
GEG
8h 27m
1 stop
$265Delta
Tue, Apr 14 - Sat, May 2
Delta Logo
5:40 am - 3:42 pm
BOI
-
BOS
8h 02m
1 stop
Delta Logo
3:55 pm - 11:55 pm
BOS
-
BOI
10h 00m
1 stop
$269Delta
Tue, May 5 - Tue, May 19
Delta Logo
10:41 am - 11:07 pm
BOI
-
BOS
10h 26m
2 stops
Delta Logo
7:48 am - 2:43 pm
BOS
-
BOI
8h 55m
1 stop
$270Delta
Tue, May 5 - Tue, May 19
United Airlines Logo
7:10 am - 8:04 pm
GEG
-
BOS
9h 54m
2 stops
United Airlines Logo
7:35 am - 2:31 pm
BOS
-
GEG
9h 56m
1 stop
$289United Airlines
Tue, Apr 14 - Sat, May 2
United Airlines Logo
10:35 am - 9:59 pm
BOI
-
BOS
9h 24m
1 stop
United Airlines Logo
7:09 am - 1:31 pm
BOS
-
BOI
8h 22m
1 stop
$293United Airlines
Wed, Apr 15 - Sat, Apr 25
American Airlines Logo
1:27 pm - 11:01 pm
SUN
-
BOS
7h 34m
1 stop
American Airlines Logo
6:52 am - 12:59 pm
BOS
-
SUN
8h 07m
1 stop
$309American Airlines
Wed, Mar 11 - Sun, Mar 15
Alaska Airlines Logo
11:58 am - 11:59 pm
BOI
-
BOS
10h 01m
1 stop
Alaska Airlines Logo
7:15 am - 10:21 am
BOS
-
BOI
29h 06m
1 stop
$319Alaska Airlines
Tue, Mar 31 - Sun, Apr 5
American Airlines Logo
1:27 pm - 12:11 am
SUN
-
BOS
8h 44m
1 stop
American Airlines Logo
6:52 am - 9:36 pm
BOS
-
SUN
16h 44m
2 stops
$320American Airlines
Thu, Mar 19 - Mon, Mar 23
Alaska Airlines Logo
4:23 pm - 5:53 am
BOI
-
BOS
11h 30m
1 stop
Alaska Airlines Logo
7:15 am - 10:57 pm
BOS
-
BOI
17h 42m
1 stop
$328Alaska Airlines
Wed, Mar 25 - Mon, Mar 30

United Airlines flights from Idaho to Boston

Our best United Airlines deals on Idaho to Boston flight tickets
United Airlines
Apr 14
GEG7:10 amSpokane
9h 54m
2 stops
BOS8:04 pmBoston Logan Intl
May 2
BOS7:35 amBoston Logan Intl
9h 56m
1 stop
GEG2:31 pmSpokane
$289
United Airlines
Apr 15
BOI10:35 amBoise Air Term. Gowen Fld
9h 24m
1 stop
BOS9:59 pmBoston Logan Intl
Apr 25
BOS7:09 amBoston Logan Intl
8h 22m
1 stop
BOI1:31 pmBoise Air Term. Gowen Fld
$293
United Airlines
Apr 22
GEG1:46 pmSpokane
7h 13m
1 stop
BOS11:59 pmBoston Logan Intl
Apr 25
BOS2:37 pmBoston Logan Intl
10h 29m
2 stops
GEG10:06 pmSpokane
$302

Southwest flights from Idaho to Boston

Our best Southwest deals on Idaho to Boston flight tickets
Southwest
Apr 14
GEG5:10 amSpokane
10h 25m
2 stops
BOS6:35 pmBoston Logan Intl
May 2
BOS5:15 amBoston Logan Intl
11h 30m
2 stops
GEG1:45 pmSpokane
$306
Southwest
Apr 22
GEG5:10 amSpokane
10h 25m
2 stops
BOS6:35 pmBoston Logan Intl
May 6
BOS2:25 pmBoston Logan Intl
10h 10m
2 stops
GEG9:35 pmSpokane
$335
Southwest
May 1
GEG5:35 pmSpokane
11h 30m
2 stops
BOS8:05 amBoston Logan Intl
May 13
BOS5:35 amBoston Logan Intl
11h 10m
2 stops
GEG1:45 pmSpokane
$346

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Boston 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 February 25, 2026.
Use the filters below to find and compare flights from Idaho to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Thu 3/26

5:52 am-3:43 pm

1 stop7h 51m

Boston Logan Intl

Wed 4/1

7:10 am-4:03 pm

1 stop10h 53m

$265

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 4/14

7:38 pm-6:55 am

1 stop8h 17m

Boston Logan Intl

Sat 5/2

6:45 pm-12:12 am

1 stop8h 27m

$265

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 5/5

5:40 am-3:42 pm

1 stop8h 02m

Boston Logan Intl

Tue 5/19

3:55 pm-11:55 pm

1 stop10h 00m

$269

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 5/5

10:41 am-11:07 pm

2 stops10h 26m

Boston Logan Intl

Tue 5/19

7:48 am-2:43 pm

1 stop8h 55m

$270

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 4/14

7:10 am-8:04 pm

2 stops9h 54m

Boston Logan Intl

Sat 5/2

7:35 am-2:31 pm

1 stop9h 56m

$289

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 4/15

10:35 am-9:59 pm

1 stop9h 24m

Boston Logan Intl

Sat 4/25

7:09 am-1:31 pm

1 stop8h 22m

$293

HaileyBoston

SUN - BOS

SUNBOS

Hailey Sun Valley-Friedman

Wed 3/11

1:27 pm-11:01 pm

1 stop7h 34m

Boston Logan Intl

Sun 3/15

6:52 am-12:59 pm

1 stop8h 07m

$309

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 3/31

11:58 am-11:59 pm

1 stop10h 01m

Boston Logan Intl

Sun 4/5

7:15 am-10:21 am

1 stop29h 06m

$319

HaileyBoston

SUN - BOS

SUNBOS

Hailey Sun Valley-Friedman

Thu 3/19

1:27 pm-12:11 am

1 stop8h 44m

Boston Logan Intl

Mon 3/23

6:52 am-9:36 pm

2 stops16h 44m

$320

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 3/25

4:23 pm-5:53 am

1 stop11h 30m

Boston Logan Intl

Mon 3/30

7:15 am-10:57 pm

1 stop17h 42m

$328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Idaho to Boston

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 cheapest month to fly to Boston?

In general, December is the cheapest month to fly from Idaho to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $263. If you aren’t able to travel during the month of December, then book flights to Boston from Idaho during September instead. Flights to Boston in September, while not as cheap as those in December, still average around $358.

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

You are more likely to see cheaper flights to Boston from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Idaho for as low as $327 on momondo.

What cabin class options are available on Idaho to Boston Logan Intl flights?

There is only 1 cabin class available to choose from on Idaho to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Boston flights?

You could potentially save up to 59% on your flight if you consider stops on a Idaho to Boston flight.

Cheap Idaho to Boston flight deals and tips

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

Fastest flight time

6h 30m

Direct flights

None
The fastest flight from Idaho to Boston takes 6h 30m
There are no direct flights from Idaho to Boston. There are no popular flight routes from Idaho to Boston.
Search flight deals

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

    Prices for flights from Idaho to Boston Logan Intl Airport were last updated today.

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

  • How old do you have to be to fly from Idaho to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport 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 Idaho to Boston

Compare and see reviews for airlines that fly from Idaho to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $194Free CancellationRating
7.9
8,237 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,345 reviews
Search American Airlines flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,345 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $300Free CancellationRating
8.0
11,950 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $365Free CancellationRating
8.0
4,300 reviews
Search Southwest flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Brockton
Laconia
Warwick
Nashua
Chatham
Sturbridge
Everett

Why use momondo?

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

Finding the right flight to Boston from Idaho 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 Boston quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Boston from Idaho which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Idaho to Boston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Idaho and alert you when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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