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Cheap flights from Idaho Falls to Boston from $185

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 5/18. 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

Enter your travel dates to find the best prices.
American Airlines Logo
12:46 pm - 12:02 am
IDA
-
BOS
9h 16m
1 stop
American Airlines Logo
5:29 am - 12:10 pm
BOS
-
IDA
8h 41m
1 stop
$329American Airlines
Do, Aug 13 - Di, Aug 18
Alaska Airlines Logo
5:59 pm - 6:39 am
IDA
-
BOS
10h 40m
1 stop
Alaska Airlines Logo
5:40 pm - 10:52 pm
BOS
-
IDA
31h 12m
2 stops
$381Alaska Airlines
Mo, Mrz 23 - Di, Mrz 31
Alaska Airlines Logo
4:03 pm - 6:20 am
IDA
-
BOS
12h 17m
1 stop
Alaska Airlines Logo
6:10 am - 1:06 pm
BOS
-
IDA
8h 56m
1 stop
$386Alaska Airlines
Di, Mai 19 - Mi, Jun 10
Alaska Airlines Logo
6:00 am - 5:42 pm
IDA
-
BOS
9h 42m
1 stop
Alaska Airlines Logo
6:00 am - 1:17 pm
BOS
-
IDA
9h 17m
1 stop
$389Alaska Airlines
Di, Mai 5 - Do, Mai 14
Delta Logo
6:58 pm - 6:00 am
IDA
-
BOS
9h 02m
1 stop
Delta Logo
6:35 am - 10:42 pm
BOS
-
IDA
18h 07m
2 stops
$397Delta
Mo, Mai 4 - Di, Mai 12
Delta Logo
6:58 pm - 6:00 am
IDA
-
BOS
9h 02m
1 stop
Delta Logo
6:35 am - 10:42 pm
BOS
-
IDA
18h 07m
2 stops
$402Delta
Mo, Mai 4 - Mi, Mai 13
American Airlines Logo
6:05 am - 4:30 pm
IDA
-
BOS
8h 25m
1 stop
American Airlines Logo
11:34 am - 11:39 pm
BOS
-
IDA
14h 05m
2 stops
$405American Airlines
Mi, Apr 1 - Di, Apr 7
American Airlines Logo
6:05 am - 10:12 pm
IDA
-
BOS
14h 07m
2 stops
American Airlines Logo
11:34 am - 11:39 pm
BOS
-
IDA
14h 05m
2 stops
$410American Airlines
Mi, Apr 1 - Di, Apr 7
American Airlines Logo
12:46 pm - 12:02 am
IDA
-
BOS
9h 16m
1 stop
American Airlines Logo
7:26 pm - 12:10 pm
BOS
-
IDA
18h 44m
1 stop
$413American Airlines
Do, Aug 13 - Mo, Aug 17
Alaska Airlines Logo
4:03 pm - 7:41 am
IDA
-
BOS
13h 38m
2 stops
Alaska Airlines Logo
6:10 am - 1:06 pm
BOS
-
IDA
8h 56m
1 stop
$421Alaska Airlines
Di, Mai 19 - Mi, Jun 10

American Airlines flights from Idaho Falls to Boston

Our best American Airlines deals on Idaho Falls to Boston flight tickets
American Airlines
Aug 13
IDA12:46 pmIdaho Falls Fanning Field
9h 16m
1 stop
BOS12:02 amBoston Logan Intl
Aug 18
BOS5:29 amBoston Logan Intl
8h 41m
1 stop
IDA12:10 pmIdaho Falls Fanning Field
$329
American Airlines
Apr 1
IDA6:05 amIdaho Falls Fanning Field
8h 25m
1 stop
BOS4:30 pmBoston Logan Intl
Apr 7
BOS11:34 amBoston Logan Intl
14h 05m
2 stops
IDA11:39 pmIdaho Falls Fanning Field
$405
American Airlines
Apr 1
IDA6:05 amIdaho Falls Fanning Field
14h 07m
2 stops
BOS10:12 pmBoston Logan Intl
Apr 7
BOS11:34 amBoston Logan Intl
14h 05m
2 stops
IDA11:39 pmIdaho Falls Fanning Field
$410

Alaska Airlines flights from Idaho Falls to Boston

Our best Alaska Airlines deals on Idaho Falls to Boston flight tickets
Alaska Airlines
Mar 23
IDA5:59 pmIdaho Falls Fanning Field
10h 40m
1 stop
BOS6:39 amBoston Logan Intl
Mar 31
BOS5:40 pmBoston Logan Intl
31h 12m
2 stops
IDA10:52 pmIdaho Falls Fanning Field
$381
Alaska Airlines
May 19
IDA4:03 pmIdaho Falls Fanning Field
12h 17m
1 stop
BOS6:20 amBoston Logan Intl
Jun 10
BOS6:10 amBoston Logan Intl
8h 56m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
$386
Alaska Airlines
May 5
IDA6:00 amIdaho Falls Fanning Field
9h 42m
1 stop
BOS5:42 pmBoston Logan Intl
May 14
BOS6:00 amBoston Logan Intl
9h 17m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
$389

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 März 1, 2026.
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

Do 8/13

12:46 pm-12:02 am

1 stop9h 16m

Boston Logan Intl

Di 8/18

5:29 am-12:10 pm

1 stop8h 41m

$329

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mo 3/23

5:59 pm-6:39 am

1 stop10h 40m

Boston Logan Intl

Di 3/31

5:40 pm-10:52 pm

2 stops31h 12m

$381

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Di 5/19

4:03 pm-6:20 am

1 stop12h 17m

Boston Logan Intl

Mi 6/10

6:10 am-1:06 pm

1 stop8h 56m

$386

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Di 5/5

6:00 am-5:42 pm

1 stop9h 42m

Boston Logan Intl

Do 5/14

6:00 am-1:17 pm

1 stop9h 17m

$389

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mo 5/4

6:58 pm-6:00 am

1 stop9h 02m

Boston Logan Intl

Di 5/12

6:35 am-10:42 pm

2 stops18h 07m

$397

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mo 5/4

6:58 pm-6:00 am

1 stop9h 02m

Boston Logan Intl

Mi 5/13

6:35 am-10:42 pm

2 stops18h 07m

$402

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mi 4/1

6:05 am-4:30 pm

1 stop8h 25m

Boston Logan Intl

Di 4/7

11:34 am-11:39 pm

2 stops14h 05m

$405

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mi 4/1

6:05 am-10:12 pm

2 stops14h 07m

Boston Logan Intl

Di 4/7

11:34 am-11:39 pm

2 stops14h 05m

$410

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Do 8/13

12:46 pm-12:02 am

1 stop9h 16m

Boston Logan Intl

Mo 8/17

7:26 pm-12:10 pm

1 stop18h 44m

$413

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Di 5/19

4:03 pm-7:41 am

2 stops13h 38m

Boston Logan Intl

Mi 6/10

6:10 am-1:06 pm

1 stop8h 56m

$421

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, August 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 $499. If you aren’t able to travel during the month of August, then book flights to Boston from Idaho Falls during November instead. Flights to Boston in November, while not as cheap as those in August, still average around $500.

Can stopping save me money on Idaho Falls to Boston flights?

You could potentially save up to 21% on your flight if you consider stops on a Idaho Falls to Boston flight.

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

Fastest flight time

7h 14m

Direct flights

None
The fastest flight from Idaho Falls to Boston takes 7h 14m
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
American AirlinesPriceFrom $400Free CancellationRating
7.1
11,369 reviews
Search American Airlines flights
DeltaPriceFrom $400Free CancellationRating
7.9
8,237 reviews
Search Delta flights
United AirlinesPriceFrom $476Free CancellationRating
7.4
9,375 reviews
Search United 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
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 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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