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Cheap flights from Massachusetts to Idaho Falls from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Idaho Falls departing on 3/4. 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 Massachusetts to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:24 pm - 4:43 pm
BOS
-
IDA
24h 19m
1 stop
Alaska Airlines Logo
5:20 pm - 6:54 am
IDA
-
BOS
11h 34m
1 stop
$329Alaska Airlines
Wed, Mar 11 - Mon, Mar 16
American Airlines Logo
7:00 am - 1:13 pm
BDL
-
IDA
8h 13m
1 stop
American Airlines Logo
12:41 pm - 10:20 pm
IDA
-
BDL
7h 39m
1 stop
$334American Airlines
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
5:26 am - 1:13 pm
BDL
-
IDA
9h 47m
2 stops
American Airlines Logo
12:41 pm - 10:20 pm
IDA
-
BDL
7h 39m
1 stop
$339American Airlines
Tue, Jun 2 - Tue, Jun 9
Alaska Airlines Logo
9:02 am - 11:36 pm
BOS
-
IDA
16h 34m
1 stop
Alaska Airlines Logo
5:20 pm - 6:54 am
IDA
-
BOS
11h 34m
1 stop
$350Alaska Airlines
Wed, Mar 11 - Tue, Mar 17
United Airlines Logo
7:09 am - 1:25 pm
BOS
-
IDA
8h 16m
1 stop
United Airlines Logo
2:31 pm - 11:59 pm
IDA
-
BOS
7h 28m
1 stop
$359United Airlines
Tue, May 5 - Sat, May 9
United Airlines Logo
7:09 am - 1:25 pm
BOS
-
IDA
8h 16m
1 stop
United Airlines Logo
10:40 am - 12:59 am
IDA
-
BOS
12h 19m
2 stops
$364United Airlines
Tue, May 5 - Sat, May 9
American Airlines Logo
5:26 am - 1:13 pm
BDL
-
IDA
9h 47m
2 stops
American Airlines Logo
12:41 pm - 10:20 pm
IDA
-
BDL
7h 39m
1 stop
$369American Airlines
Wed, May 27 - Tue, Jun 2
Alaska Airlines Logo
7:00 am - 4:43 pm
BOS
-
IDA
11h 43m
1 stop
Alaska Airlines Logo
5:20 pm - 6:54 am
IDA
-
BOS
11h 34m
1 stop
$373Alaska Airlines
Sat, Mar 7 - Wed, Mar 11
Alaska Airlines Logo
7:00 am - 4:43 pm
BOS
-
IDA
11h 43m
1 stop
Alaska Airlines Logo
5:20 pm - 11:59 pm
IDA
-
BOS
28h 39m
1 stop
$376Alaska Airlines
Thu, Mar 12 - Tue, Mar 17
Alaska Airlines Logo
5:44 pm - 4:43 pm
BOS
-
IDA
24h 59m
2 stops
Alaska Airlines Logo
5:20 pm - 6:54 am
IDA
-
BOS
11h 34m
1 stop
$377Alaska Airlines
Wed, Mar 11 - Tue, Mar 17

Alaska Airlines flights from Massachusetts to Idaho Falls

Our best Alaska Airlines deals on Massachusetts to Idaho Falls flight tickets
Alaska Airlines
Mar 11
BOS6:24 pmBoston Logan Intl
24h 19m
1 stop
IDA4:43 pmIdaho Falls Fanning Field
Mar 16
IDA5:20 pmIdaho Falls Fanning Field
11h 34m
1 stop
BOS6:54 amBoston Logan Intl
$329
Alaska Airlines
Mar 11
BOS9:02 amBoston Logan Intl
16h 34m
1 stop
IDA11:36 pmIdaho Falls Fanning Field
Mar 17
IDA5:20 pmIdaho Falls Fanning Field
11h 34m
1 stop
BOS6:54 amBoston Logan Intl
$350
Alaska Airlines
Mar 7
BOS7:00 amBoston Logan Intl
11h 43m
1 stop
IDA4:43 pmIdaho Falls Fanning Field
Mar 11
IDA5:20 pmIdaho Falls Fanning Field
11h 34m
1 stop
BOS6:54 amBoston Logan Intl
$373

United Airlines flights from Massachusetts to Idaho Falls

Our best United Airlines deals on Massachusetts to Idaho Falls flight tickets
United Airlines
May 5
BOS7:09 amBoston Logan Intl
8h 16m
1 stop
IDA1:25 pmIdaho Falls Fanning Field
May 9
IDA2:31 pmIdaho Falls Fanning Field
7h 28m
1 stop
BOS11:59 pmBoston Logan Intl
$359
United Airlines
May 5
BOS7:09 amBoston Logan Intl
8h 16m
1 stop
IDA1:25 pmIdaho Falls Fanning Field
May 9
IDA10:40 amIdaho Falls Fanning Field
12h 19m
2 stops
BOS12:59 amBoston Logan Intl
$364
United Airlines
May 5
BOS5:45 amBoston Logan Intl
11h 58m
2 stops
IDA3:43 pmIdaho Falls Fanning Field
May 9
IDA10:40 amIdaho Falls Fanning Field
12h 19m
2 stops
BOS12:59 amBoston Logan Intl
$399

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts to Idaho Falls 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 4, 2026.
Use the filters below to find and compare flights from Massachusetts to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 3/11

6:24 pm-4:43 pm

1 stop24h 19m

Idaho Falls Fanning Field

Mon 3/16

5:20 pm-6:54 am

1 stop11h 34m

$329

HartfordIdaho Falls

BDL - IDA

BDLIDA

Hartford Bradley Intl

Tue 6/2

7:00 am-1:13 pm

1 stop8h 13m

Idaho Falls Fanning Field

Tue 6/9

12:41 pm-10:20 pm

1 stop7h 39m

$334

HartfordIdaho Falls

BDL - IDA

BDLIDA

Hartford Bradley Intl

Tue 6/2

5:26 am-1:13 pm

2 stops9h 47m

Idaho Falls Fanning Field

Tue 6/9

12:41 pm-10:20 pm

1 stop7h 39m

$339

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 3/11

9:02 am-11:36 pm

1 stop16h 34m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-6:54 am

1 stop11h 34m

$350

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 5/5

7:09 am-1:25 pm

1 stop8h 16m

Idaho Falls Fanning Field

Sat 5/9

2:31 pm-11:59 pm

1 stop7h 28m

$359

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 5/5

7:09 am-1:25 pm

1 stop8h 16m

Idaho Falls Fanning Field

Sat 5/9

10:40 am-12:59 am

2 stops12h 19m

$364

HartfordIdaho Falls

BDL - IDA

BDLIDA

Hartford Bradley Intl

Wed 5/27

5:26 am-1:13 pm

2 stops9h 47m

Idaho Falls Fanning Field

Tue 6/2

12:41 pm-10:20 pm

1 stop7h 39m

$369

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 3/7

7:00 am-4:43 pm

1 stop11h 43m

Idaho Falls Fanning Field

Wed 3/11

5:20 pm-6:54 am

1 stop11h 34m

$373

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Thu 3/12

7:00 am-4:43 pm

1 stop11h 43m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-11:59 pm

1 stop28h 39m

$376

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 3/11

5:44 pm-4:43 pm

2 stops24h 59m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-6:54 am

1 stop11h 34m

$377

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 Idaho Falls from

How to get the cheapest flight ticket from Massachusetts to Idaho Falls

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 Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $442.

Cheap Massachusetts to Idaho Falls flight deals and tips

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

Fastest flight time

7h 24m

Direct flights

None
The fastest flight from Massachusetts to Idaho Falls takes 7h 24m
There are no direct flights from Massachusetts to Idaho Falls. There are no popular flight routes from Massachusetts to Idaho Falls.
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Idaho Falls Fanning Field Airport?

    Prices for flights from Massachusetts to Idaho Falls Fanning Field Airport are updated daily.

  • How many operators does momondo search for flights from Massachusetts to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Massachusetts to Idaho Falls Fanning Field Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Massachusetts to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The necessary travel and health documents for your Idaho Falls Fanning Field 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 Massachusetts to Idaho Falls

Compare and see reviews for airlines that fly from Massachusetts to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $346Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $400Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
United AirlinesPriceFrom $435Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $485Free CancellationRating
8.0
11,833 reviews
Search Alaska Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Massachusetts to Idaho Falls. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Idaho Falls from Massachusetts on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Massachusetts to Idaho Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Idaho Falls.

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

Yes. momondo can track prices for Massachusetts to Idaho Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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