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Cheap flights from Idaho to Boston from $143

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 5/2. 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
1 adult, Economy, 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
6:42 pm - 6:05 am
BOI
-
BOS
9h 23m
1 stop
Delta Logo
5:55 am - 10:57 am
BOS
-
BOI
7h 02m
1 stop
$285Delta
Mon, Jul 27 - Tue, Aug 4
American Airlines Logo
2:14 pm - 12:24 am
BOI
-
BOS
8h 10m
1 stop
American Airlines Logo
3:05 pm - 11:41 pm
BOS
-
BOI
10h 36m
2 stops
$290American Airlines
Tue, May 5 - Sat, May 9
Delta Logo
5:00 am - 3:42 pm
GEG
-
BOS
7h 42m
1 stop
Delta Logo
8:10 am - 1:11 pm
BOS
-
GEG
8h 01m
1 stop
$293Delta
Tue, May 5 - Sat, May 16
American Airlines Logo
1:22 pm - 12:25 am
GEG
-
BOS
8h 03m
1 stop
American Airlines Logo
3:05 pm - 11:09 pm
BOS
-
GEG
11h 04m
2 stops
$298American Airlines
Wed, Apr 29 - Sat, May 9
Southwest Logo
5:10 am - 6:35 pm
GEG
-
BOS
10h 25m
2 stops
Southwest Logo
5:35 am - 1:45 pm
BOS
-
GEG
11h 10m
2 stops
$303Southwest
Wed, May 6 - Tue, May 12
Southwest Logo
3:15 pm - 12:05 am
BOI
-
BOS
6h 50m
1 stop
Southwest Logo
5:15 am - 4:15 pm
BOS
-
BOI
13h 00m
1 stop
$309Southwest
Tue, May 5 - Sat, May 9
Alaska Airlines Logo
6:00 am - 5:42 pm
GEG
-
BOS
8h 42m
1 stop
Alaska Airlines Logo
6:42 pm - 11:55 pm
BOS
-
GEG
8h 13m
1 stop
$315Alaska Airlines
Tue, May 5 - Tue, May 12
Alaska Airlines Logo
11:26 am - 11:59 pm
SUN
-
BOS
10h 33m
1 stop
Alaska Airlines Logo
6:42 pm - 10:44 am
BOS
-
SUN
18h 02m
1 stop
$381Alaska Airlines
Sun, May 3 - Thu, May 7
United Airlines Logo
1:42 pm - 12:59 am
JAC
-
BOS
9h 17m
2 stops
United Airlines Logo
12:22 pm - 5:54 pm
BOS
-
JAC
7h 32m
1 stop
$400United Airlines
Wed, May 27 - Tue, Jun 2
United Airlines Logo
2:31 pm - 11:59 pm
IDA
-
BOS
7h 28m
1 stop
United Airlines Logo
6:00 am - 3:43 pm
BOS
-
IDA
11h 43m
2 stops
$430United Airlines
Fri, May 1 - Sat, May 9

American Airlines flights from Idaho to Boston

Our best American Airlines deals on Idaho to Boston flight tickets
American Airlines
May 5
BOI2:14 pmBoise Air Term. Gowen Fld
8h 10m
1 stop
BOS12:24 amBoston Logan Intl
May 9
BOS3:05 pmBoston Logan Intl
10h 36m
2 stops
BOI11:41 pmBoise Air Term. Gowen Fld
$290
American Airlines
Apr 29
GEG1:22 pmSpokane
8h 03m
1 stop
BOS12:25 amBoston Logan Intl
May 9
BOS3:05 pmBoston Logan Intl
11h 04m
2 stops
GEG11:09 pmSpokane
$298
American Airlines
May 5
BOI6:45 amBoise Air Term. Gowen Fld
10h 45m
2 stops
BOS7:30 pmBoston Logan Intl
May 9
BOS3:05 pmBoston Logan Intl
10h 36m
2 stops
BOI11:41 pmBoise Air Term. Gowen Fld
$301

Delta flights from Idaho to Boston

Our best Delta deals on Idaho to Boston flight tickets
Delta
Jul 27
BOI6:42 pmBoise Air Term. Gowen Fld
9h 23m
1 stop
BOS6:05 amBoston Logan Intl
Aug 4
BOS5:55 amBoston Logan Intl
7h 02m
1 stop
BOI10:57 amBoise Air Term. Gowen Fld
$285
Delta
May 5
GEG5:00 amSpokane
7h 42m
1 stop
BOS3:42 pmBoston Logan Intl
May 16
BOS8:10 amBoston Logan Intl
8h 01m
1 stop
GEG1:11 pmSpokane
$293
Delta
Aug 10
GEG10:45 pmSpokane
9h 49m
1 stop
BOS11:34 amBoston Logan Intl
Aug 18
BOS7:10 amBoston Logan Intl
8h 57m
1 stop
GEG1:07 pmSpokane
$301

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 April 11, 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

Cheapest round-trip

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Mon 7/27

6:42 pm-6:05 am

1 stop9h 23m

Boston Logan Intl

Tue 8/4

5:55 am-10:57 am

1 stop7h 02m

$285

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 5/5

2:14 pm-12:24 am

1 stop8h 10m

Boston Logan Intl

Sat 5/9

3:05 pm-11:41 pm

2 stops10h 36m

$290
Quickest round-trip

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 5/5

5:00 am-3:42 pm

1 stop7h 42m

Boston Logan Intl

Sat 5/16

8:10 am-1:11 pm

1 stop8h 01m

$293

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 4/29

1:22 pm-12:25 am

1 stop8h 03m

Boston Logan Intl

Sat 5/9

3:05 pm-11:09 pm

2 stops11h 04m

$298

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 5/6

5:10 am-6:35 pm

2 stops10h 25m

Boston Logan Intl

Tue 5/12

5:35 am-1:45 pm

2 stops11h 10m

$303

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 5/5

3:15 pm-12:05 am

1 stop6h 50m

Boston Logan Intl

Sat 5/9

5:15 am-4:15 pm

1 stop13h 00m

$309

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 5/5

6:00 am-5:42 pm

1 stop8h 42m

Boston Logan Intl

Tue 5/12

6:42 pm-11:55 pm

1 stop8h 13m

$315

HaileyBoston

SUN - BOS

SUNBOS

Hailey Sun Valley-Friedman

Sun 5/3

11:26 am-11:59 pm

1 stop10h 33m

Boston Logan Intl

Thu 5/7

6:42 pm-10:44 am

1 stop18h 02m

$381

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Wed 5/27

1:42 pm-12:59 am

2 stops9h 17m

Boston Logan Intl

Tue 6/2

12:22 pm-5:54 pm

1 stop7h 32m

$400

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 5/1

2:31 pm-11:59 pm

1 stop7h 28m

Boston Logan Intl

Sat 5/9

6:00 am-3:43 pm

2 stops11h 43m

$430

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 $324.

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 $452 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 $354 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 43% 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 24m

Direct flights

None
The fastest flight from Idaho to Boston takes 6h 24m
There are no direct flights from Idaho to Boston. There are no popular flight routes from Idaho to Boston.
Search flight deals

Frequently asked questions about flying from Idaho to Boston

  • 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
8,408 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,573 reviews
Search American Airlines flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,569 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $333Free CancellationRating
7.9
12,212 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $388Free CancellationRating
8.0
4,335 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
Gloucester
Narragansett
Falmouth
Brockton
Warwick
Chatham
Sturbridge
Laconia
Nashua
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.
Start using Trips
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