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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 9/2. 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
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
11:45 pm - 11:14 am
BOI
-
BOS
9h 29m
1 stop
Delta Logo
5:55 am - 10:57 am
BOS
-
BOI
7h 02m
1 stop
$285Delta
Fri, Jul 3 - Wed, Jul 15
American Airlines Logo
9:04 am - 11:14 pm
GEG
-
BOS
11h 10m
1 stop
American Airlines Logo
5:24 am - 11:35 am
BOS
-
GEG
9h 11m
1 stop
$293American Airlines
Tue, Oct 20 - Sat, Oct 24
American Airlines Logo
5:20 pm - 5:47 am
BOI
-
BOS
10h 27m
1 stop
American Airlines Logo
6:10 am - 2:14 pm
BOS
-
BOI
10h 04m
1 stop
$300American Airlines
Thu, Aug 6 - Thu, Aug 13
American Airlines Logo
6:30 am - 8:56 pm
GEG
-
BOS
11h 26m
1 stop
American Airlines Logo
6:00 am - 1:19 pm
BOS
-
GEG
10h 19m
1 stop
$301American Airlines
Thu, Sep 10 - Sat, Sep 19
Delta Logo
12:40 pm - 1:06 am
GEG
-
BOS
9h 26m
1 stop
Delta Logo
6:45 pm - 11:52 pm
BOS
-
GEG
8h 07m
1 stop
$303Delta
Wed, Sep 9 - Sat, Sep 19
American Airlines Logo
5:36 pm - 5:45 am
BOI
-
BOS
10h 09m
1 stop
American Airlines Logo
8:28 am - 2:14 pm
BOS
-
BOI
7h 46m
1 stop
$304American Airlines
Tue, Aug 4 - Mon, Aug 17
United Airlines Logo
2:40 pm - 11:42 pm
JAC
-
BOS
7h 02m
1 stop
United Airlines Logo
7:10 am - 3:12 pm
BOS
-
JAC
10h 02m
2 stops
$378United Airlines
Tue, Nov 3 - Tue, Nov 10
Alaska Airlines Logo
11:53 am - 11:54 pm
SUN
-
BOS
10h 01m
1 stop
Alaska Airlines Logo
4:55 pm - 11:51 am
BOS
-
SUN
20h 56m
1 stop
$401Alaska Airlines
Sat, Oct 24 - Sat, Oct 31
United Airlines Logo
2:25 pm - 11:54 pm
IDA
-
BOS
7h 29m
1 stop
United Airlines Logo
5:45 am - 3:23 pm
BOS
-
IDA
11h 38m
2 stops
$412United Airlines
Wed, Sep 2 - Sat, Sep 12
Alaska Airlines Logo
10:28 am - 11:54 pm
SUN
-
BOS
11h 26m
1 stop
Alaska Airlines Logo
7:00 am - 11:11 am
BOS
-
SUN
30h 11m
1 stop
$430Alaska Airlines
Wed, Sep 16 - Wed, Oct 7

American Airlines flights from Idaho to Boston

Our best American Airlines deals on Idaho to Boston flight tickets
American Airlines
Sep 9
BOI12:19 pmBoise Air Term. Gowen Fld
8h 36m
1 stop
BOS10:55 pmBoston Logan Intl
Sep 12
BOS6:00 amBoston Logan Intl
10h 31m
2 stops
BOI2:31 pmBoise Air Term. Gowen Fld
$290
American Airlines
Oct 20
GEG9:04 amSpokane
11h 10m
1 stop
BOS11:14 pmBoston Logan Intl
Oct 24
BOS5:24 amBoston Logan Intl
9h 11m
1 stop
GEG11:35 amSpokane
$293
American Airlines
Sep 16
BOI12:19 pmBoise Air Term. Gowen Fld
8h 36m
1 stop
BOS10:55 pmBoston Logan Intl
Sep 23
BOS6:00 amBoston Logan Intl
10h 31m
2 stops
BOI2:31 pmBoise Air Term. Gowen Fld
$294

Delta flights from Idaho to Boston

Our best Delta deals on Idaho to Boston flight tickets
Delta
Jul 3
BOI11:45 pmBoise Air Term. Gowen Fld
9h 29m
1 stop
BOS11:14 amBoston Logan Intl
Jul 15
BOS5:55 amBoston Logan Intl
7h 02m
1 stop
BOI10:57 amBoise Air Term. Gowen Fld
$285
Delta
Sep 9
GEG12:40 pmSpokane
9h 26m
1 stop
BOS1:06 amBoston Logan Intl
Sep 19
BOS6:45 pmBoston Logan Intl
8h 07m
1 stop
GEG11:52 pmSpokane
$303
Delta
Oct 15
GEG10:50 amSpokane
10h 30m
1 stop
BOS12:20 amBoston Logan Intl
Oct 26
BOS7:05 amBoston Logan Intl
8h 57m
1 stop
GEG1:02 pmSpokane
$309

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 May 27, 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
Quickest round-trip

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Fri 7/3

11:45 pm-11:14 am

1 stop9h 29m

Boston Logan Intl

Wed 7/15

5:55 am-10:57 am

1 stop7h 02m

$285

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 10/20

9:04 am-11:14 pm

1 stop11h 10m

Boston Logan Intl

Sat 10/24

5:24 am-11:35 am

1 stop9h 11m

$293

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Thu 8/6

5:20 pm-5:47 am

1 stop10h 27m

Boston Logan Intl

Thu 8/13

6:10 am-2:14 pm

1 stop10h 04m

$300

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Thu 9/10

6:30 am-8:56 pm

1 stop11h 26m

Boston Logan Intl

Sat 9/19

6:00 am-1:19 pm

1 stop10h 19m

$301

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 9/9

12:40 pm-1:06 am

1 stop9h 26m

Boston Logan Intl

Sat 9/19

6:45 pm-11:52 pm

1 stop8h 07m

$303

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 8/4

5:36 pm-5:45 am

1 stop10h 09m

Boston Logan Intl

Mon 8/17

8:28 am-2:14 pm

1 stop7h 46m

$304

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Tue 11/3

2:40 pm-11:42 pm

1 stop7h 02m

Boston Logan Intl

Tue 11/10

7:10 am-3:12 pm

2 stops10h 02m

$378

HaileyBoston

SUN - BOS

SUNBOS

Hailey Sun Valley-Friedman

Sat 10/24

11:53 am-11:54 pm

1 stop10h 01m

Boston Logan Intl

Sat 10/31

4:55 pm-11:51 am

1 stop20h 56m

$401

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 9/2

2:25 pm-11:54 pm

1 stop7h 29m

Boston Logan Intl

Sat 9/12

5:45 am-3:23 pm

2 stops11h 38m

$412

HaileyBoston

SUN - BOS

SUNBOS

Hailey Sun Valley-Friedman

Wed 9/16

10:28 am-11:54 pm

1 stop11h 26m

Boston Logan Intl

Wed 10/7

7:00 am-11:11 am

1 stop30h 11m

$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, August 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 $114. If you aren’t able to travel during the month of August, then book flights to Boston from Idaho during February instead. Flights to Boston in February, while not as cheap as those in August, still average around $150.

How far in advance should I book a flight from Idaho 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 $458 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 $361 on momondo.

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

There is only 1 cabin class available to choose from on Idaho to Boston 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 26% 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

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 $206Free CancellationRating
7.9
8,423 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,749 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $306Free CancellationRating
7.9
12,420 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $388Free CancellationRating
7.9
4,265 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
Cambridge
Plymouth
South Yarmouth
Gloucester
Narragansett
Brockton
Falmouth
Warwick
Chatham
Sturbridge
Laconia
Dennis Port
Revere

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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