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Cheap flights from Idaho Falls to Boston from $160

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 Falls to Boston departing on 9/19. 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 Falls to Boston

Cheap round-trip flights

Alaska Airlines Logo
3:50 pm - 7:29 amIDA-BOS
13h 39m1 stop
Alaska Airlines Logo
6:23 pm - 11:59 pmBOS-IDA
31h 36m1 stop
$411Alaska Airlines
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Thu, Nov 13 - Mon, Nov 17
Alaska Airlines Logo
3:50 pm - 3:41 pmIDA-BOS
21h 51m2 stops
Alaska Airlines Logo
6:23 pm - 3:13 pmBOS-IDA
22h 50m1 stop
$416Alaska Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
12:54 pm - 10:40 pmIDA-BOS
7h 46m1 stop
American Airlines Logo
5:24 am - 12:25 pmBOS-IDA
9h 01m1 stop
$421American Airlines
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Fri, Oct 3 - Mon, Oct 6
Logo
6:00 am - 7:25 pmIDA-BOS
11h 25m1 stop
Logo
6:20 am - 10:38 pmBOS-IDA
18h 18m2 stops
$422
Find Deal
Sat, Oct 18 - Fri, Oct 24
American Airlines Logo
6:44 am - 6:59 pmIDA-BOS
10h 15m2 stops
American Airlines Logo
5:24 am - 12:24 pmBOS-IDA
9h 00m1 stop
$426American Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7
Alaska Airlines Logo
3:50 pm - 3:41 pmIDA-BOS
21h 51m2 stops
Alaska Airlines Logo
6:59 pm - 11:59 pmBOS-IDA
31h 00m2 stops
$429Alaska Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
Alaska Airlines Logo
3:50 pm - 7:29 amIDA-BOS
13h 39m1 stop
Alaska Airlines Logo
7:00 am - 3:13 pmBOS-IDA
10h 13m1 stop
$435Alaska Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Delta Logo
6:53 pm - 6:40 amIDA-BOS
9h 47m1 stop
Delta Logo
6:15 am - 12:33 pmBOS-IDA
8h 18m1 stop
$528Delta
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Thu, Oct 23 - Fri, Oct 31
United Airlines Logo
10:50 am - 12:50 amIDA-BOS
12h 00m2 stops
United Airlines Logo
6:00 am - 3:16 pmBOS-IDA
11h 16m2 stops
$546United Airlines
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Thu, Oct 23 - Fri, Oct 31
United Airlines Logo
2:30 pm - 11:44 pmIDA-BOS
7h 14m1 stop
United Airlines Logo
8:55 pm - 9:56 amBOS-IDA
15h 01m1 stop
$613United Airlines
Find Deal
Mon, Dec 22 - Fri, Dec 26

United Airlines flights from Idaho Falls to Boston

Our best United Airlines deals on Idaho Falls to Boston flight tickets
United Airlines
Oct 23
IDA10:50 amIdaho Falls Fanning Field
12h 00m
2 stops
BOS12:50 amBoston Logan Intl
Oct 31
BOS6:00 amBoston Logan Intl
11h 16m
2 stops
IDA3:16 pmIdaho Falls Fanning Field
$546
Find similar
United Airlines
Dec 22
IDA2:30 pmIdaho Falls Fanning Field
7h 14m
1 stop
BOS11:44 pmBoston Logan Intl
Dec 26
BOS8:55 pmBoston Logan Intl
15h 01m
1 stop
IDA9:56 amIdaho Falls Fanning Field
$613
Find similar
United Airlines
Oct 7
IDA10:50 amIdaho Falls Fanning Field
12h 00m
2 stops
BOS12:50 amBoston Logan Intl
Oct 14
BOS6:00 amBoston Logan Intl
16h 52m
2 stops
IDA8:52 pmIdaho Falls Fanning Field
$619
Find similar

Alaska Airlines flights from Idaho Falls to Boston

Our best Alaska Airlines deals on Idaho Falls to Boston flight tickets
Alaska Airlines
Nov 13
IDA3:50 pmIdaho Falls Fanning Field
13h 39m
1 stop
BOS7:29 amBoston Logan Intl
Nov 17
BOS6:23 pmBoston Logan Intl
31h 36m
1 stop
IDA11:59 pmIdaho Falls Fanning Field
$411
Find similar
Alaska Airlines
Nov 13
IDA3:50 pmIdaho Falls Fanning Field
21h 51m
2 stops
BOS3:41 pmBoston Logan Intl
Nov 17
BOS6:23 pmBoston Logan Intl
22h 50m
1 stop
IDA3:13 pmIdaho Falls Fanning Field
$416
Find similar
Alaska Airlines
Nov 13
IDA3:50 pmIdaho Falls Fanning Field
21h 51m
2 stops
BOS3:41 pmBoston Logan Intl
Nov 17
BOS6:59 pmBoston Logan Intl
31h 00m
2 stops
IDA11:59 pmIdaho Falls Fanning Field
$429
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 September 4, 2025.
Use the filters below to find and compare flights from Idaho Falls to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 11/13

3:50 pm-7:29 am

1 stop13h 39m

Boston Logan Intl

Mon 11/17

6:23 pm-11:59 pm

1 stop31h 36m

$411

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 11/13

3:50 pm-3:41 pm

2 stops21h 51m

Boston Logan Intl

Mon 11/17

6:23 pm-3:13 pm

1 stop22h 50m

$416

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 10/3

12:54 pm-10:40 pm

1 stop7h 46m

Boston Logan Intl

Mon 10/6

5:24 am-12:25 pm

1 stop9h 01m

$421

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sat 10/18

6:00 am-7:25 pm

1 stop11h 25m

Boston Logan Intl

Fri 10/24

6:20 am-10:38 pm

2 stops18h 18m

$422

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 10/1

6:44 am-6:59 pm

2 stops10h 15m

Boston Logan Intl

Tue 10/7

5:24 am-12:24 pm

1 stop9h 00m

$426

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 11/13

3:50 pm-3:41 pm

2 stops21h 51m

Boston Logan Intl

Mon 11/17

6:59 pm-11:59 pm

2 stops31h 00m

$429

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 11/13

3:50 pm-7:29 am

1 stop13h 39m

Boston Logan Intl

Sun 11/16

7:00 am-3:13 pm

1 stop10h 13m

$435

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 10/23

6:53 pm-6:40 am

1 stop9h 47m

Boston Logan Intl

Fri 10/31

6:15 am-12:33 pm

1 stop8h 18m

$528

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 10/23

10:50 am-12:50 am

2 stops12h 00m

Boston Logan Intl

Fri 10/31

6:00 am-3:16 pm

2 stops11h 16m

$546

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mon 12/22

2:30 pm-11:44 pm

1 stop7h 14m

Boston Logan Intl

Fri 12/26

8:55 pm-9:56 am

1 stop15h 01m

$613

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 Falls 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, March is the cheapest month to fly from Idaho Falls to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $444. If you aren’t able to travel during the month of March, then book flights to Boston from Idaho Falls during April instead. Flights to Boston in April, while not as cheap as those in March, still average around $483.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Idaho Falls to Boston is on a Sunday when prices can be found for as low as $575. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Thursday is $816.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Idaho Falls to Boston in the evening for as low as $562. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $930 per ticket.

When to book flights from Idaho Falls to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Boston (IDA to BOS) flight deals and tips

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

Direct flights

None
There are no direct flights from Idaho Falls to Boston. There are no popular flight routes from Idaho Falls to Boston.
Search flight deals

  • How far is Idaho Falls Fanning Field to Boston Logan Intl by plane?

    A flight from Idaho Falls Fanning Field to Boston Logan Intl will travel around 2052.3 mi. In terms of flight time, this usually takes a little over 7h 14m.

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

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

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

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

    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 Idaho Falls Fanning Field Airport to Boston Logan Intl Airport.

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

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Idaho Falls to Boston?

Best airlines flying from Idaho Falls to Boston

Compare and see reviews for airlines that fly from Idaho Falls to Boston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $326Free CancellationRating
7.4
8,939 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $381Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $400Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $400Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Brockton
Gloucester
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

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

Finding the right flight to Boston from Idaho Falls 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 Falls to Boston with flexible booking policies on momondo?

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

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

momondo provides multiple filters to help you find the best flight to Boston from Idaho Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Idaho Falls 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 Falls and alert you when they change.

An easier way to manage your Boston trip

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