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Cheap flights from Idaho Falls to New Hampshire from $181

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 New Hampshire departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Idaho Falls to New Hampshire

Cheap round-trip flights

American Airlines Logo
12:55 pm - 11:02 pmIDA-BOS
8h 07m1 stop
American Airlines Logo
5:30 am - 12:25 pmBOS-IDA
8h 55m1 stop
$331American Airlines
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Tue, Oct 7 - Tue, Oct 14
American Airlines Logo
12:55 pm - 11:02 pmIDA-BOS
8h 07m1 stop
American Airlines Logo
10:35 am - 9:48 pmBOS-IDA
13h 13m2 stops
$336American Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
10:46 pm - 10:34 pmIDA-BOS
21h 48m2 stops
Logo
5:50 am - 4:05 pmBOS-IDA
12h 15m2 stops
$368
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Fri, Aug 29 - Fri, Sep 5
Logo
10:55 pm - 10:47 pmIDA-BOS
21h 52m2 stops
Logo
2:53 pm - 4:05 pmBOS-IDA
27h 12m3 stops
$377
Find Deal
Fri, Sep 5 - Thu, Sep 11
Alaska Airlines Logo
4:15 pm - 7:53 amIDA-BOS
13h 38m1 stop
Alaska Airlines Logo
6:43 pm - 3:38 pmBOS-IDA
22h 55m1 stop
$400Alaska Airlines
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Tue, Oct 7 - Tue, Oct 14
Alaska Airlines Logo
6:00 am - 7:53 amIDA-BOS
23h 53m1 stop
Alaska Airlines Logo
7:20 am - 3:38 pmBOS-IDA
10h 18m1 stop
$406Alaska Airlines
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Mon, Oct 6 - Wed, Oct 8
United Airlines Logo
2:35 pm - 11:46 pmIDA-BOS
7h 11m1 stop
United Airlines Logo
5:05 pm - 10:48 pmBOS-IDA
7h 43m1 stop
$420United Airlines
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Fri, Sep 5 - Thu, Sep 11
Delta Logo
6:52 pm - 6:25 amIDA-BOS
9h 33m1 stop
Delta Logo
6:10 am - 2:19 pmBOS-IDA
10h 09m1 stop
$461Delta
Find Deal
Fri, Aug 29 - Fri, Sep 5
United Airlines Logo
2:38 pm - 11:55 pmIDA-BOS
7h 17m1 stop
United Airlines Logo
9:30 am - 5:22 pmBOS-IDA
9h 52m1 stop
$566United Airlines
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Thu, Aug 14 - Mon, Aug 18
Delta Logo
6:52 pm - 6:25 amIDA-BOS
9h 33m1 stop
Delta Logo
7:10 am - 6:11 pmBOS-IDA
13h 01m2 stops
$580Delta
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Fri, Aug 29 - Fri, Sep 5

Alaska Airlines flights from Idaho Falls to New Hampshire

Our best Alaska Airlines deals on Idaho Falls to New Hampshire flight tickets
Alaska Airlines
Oct 7
IDA4:15 pmIdaho Falls Fanning Field
13h 38m
1 stop
BOS7:53 amBoston Logan Intl
Oct 14
BOS6:43 pmBoston Logan Intl
22h 55m
1 stop
IDA3:38 pmIdaho Falls Fanning Field
$400
Find similar
Alaska Airlines
Oct 6
IDA6:00 amIdaho Falls Fanning Field
23h 53m
1 stop
BOS7:53 amBoston Logan Intl
Oct 8
BOS7:20 amBoston Logan Intl
10h 18m
1 stop
IDA3:38 pmIdaho Falls Fanning Field
$406
Find similar
Alaska Airlines
Oct 6
IDA6:00 amIdaho Falls Fanning Field
15h 59m
1 stop
BOS11:59 pmBoston Logan Intl
Oct 9
BOS7:20 amBoston Logan Intl
10h 18m
1 stop
IDA3:38 pmIdaho Falls Fanning Field
$441
Find similar

American Airlines flights from Idaho Falls to New Hampshire

Our best American Airlines deals on Idaho Falls to New Hampshire flight tickets
American Airlines
Oct 7
IDA12:55 pmIdaho Falls Fanning Field
8h 07m
1 stop
BOS11:02 pmBoston Logan Intl
Oct 14
BOS5:30 amBoston Logan Intl
8h 55m
1 stop
IDA12:25 pmIdaho Falls Fanning Field
$331
Find similar
American Airlines
Oct 7
IDA12:55 pmIdaho Falls Fanning Field
8h 07m
1 stop
BOS11:02 pmBoston Logan Intl
Oct 14
BOS10:35 amBoston Logan Intl
13h 13m
2 stops
IDA9:48 pmIdaho Falls Fanning Field
$336
Find similar
American Airlines
Oct 7
IDA6:44 amIdaho Falls Fanning Field
13h 04m
2 stops
BOS9:48 pmBoston Logan Intl
Oct 14
BOS10:35 amBoston Logan Intl
13h 13m
2 stops
IDA9:48 pmIdaho Falls Fanning Field
$401
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to New Hampshire 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 July 31, 2025.
Use the filters below to find and compare flights from Idaho Falls to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Tue 10/7

12:55 pm-11:02 pm

1 stop8h 07m

Boston Logan Intl

Tue 10/14

5:30 am-12:25 pm

1 stop8h 55m

$331

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Tue 10/7

12:55 pm-11:02 pm

1 stop8h 07m

Boston Logan Intl

Tue 10/14

10:35 am-9:48 pm

2 stops13h 13m

$336

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 8/29

10:46 pm-10:34 pm

2 stops21h 48m

Boston Logan Intl

Fri 9/5

5:50 am-4:05 pm

2 stops12h 15m

$368

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 9/5

10:55 pm-10:47 pm

2 stops21h 52m

Boston Logan Intl

Thu 9/11

2:53 pm-4:05 pm

3 stops27h 12m

$377

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Tue 10/7

4:15 pm-7:53 am

1 stop13h 38m

Boston Logan Intl

Tue 10/14

6:43 pm-3:38 pm

1 stop22h 55m

$400

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mon 10/6

6:00 am-7:53 am

1 stop23h 53m

Boston Logan Intl

Wed 10/8

7:20 am-3:38 pm

1 stop10h 18m

$406

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 9/5

2:35 pm-11:46 pm

1 stop7h 11m

Boston Logan Intl

Thu 9/11

5:05 pm-10:48 pm

1 stop7h 43m

$420

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 8/29

6:52 pm-6:25 am

1 stop9h 33m

Boston Logan Intl

Fri 9/5

6:10 am-2:19 pm

1 stop10h 09m

$461

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Thu 8/14

2:38 pm-11:55 pm

1 stop7h 17m

Boston Logan Intl

Mon 8/18

9:30 am-5:22 pm

1 stop9h 52m

$566

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 8/29

6:52 pm-6:25 am

1 stop9h 33m

Boston Logan Intl

Fri 9/5

7:10 am-6:11 pm

2 stops13h 01m

$580

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 New Hampshire from

How to get the cheapest flight ticket from Idaho Falls to New Hampshire

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 New Hampshire?

The month of April is another great option to travel to New Hampshire, with average flight prices from Idaho Falls averaging around $483.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Sunday when prices can be found for as low as $575. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Thursday, with ticket prices averaging around $816.

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

According to our data, the cheapest time of day to fly to New Hampshire is in the evening. momondo users have found flights departing from Idaho Falls to New Hampshire 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. Try not to purchase tickets in the morning because they tend to be around $930. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Idaho Falls to New Hampshire flight deals and tips

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

Best Price Found

$181

Fastest flight time

6h 49m

Direct flights

None

Airports in New Hampshire

3 airports
The best one-way flight to New Hampshire from Idaho Falls in the past 72 hours is $181. The best round-trip flight deal from Idaho Falls to New Hampshire found on momondo in the last 72 hours is $331.
The fastest flight from Idaho Falls to New Hampshire takes 6h 49m
There are no direct flights from Idaho Falls to New Hampshire. Popular non-direct routes for this connection are Idaho Falls Fanning Field Airport - Boston Logan Intl Airport and Idaho Falls Fanning Field Airport - Manchester Airport.
There are 3 airports near New Hampshire: Boston Logan Intl (BOS), Portland (PWM), Manchester (MHT)
Search flight deals

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

    Prices for flights from Idaho Falls Fanning Field Airport to New Hampshire are refreshed on a daily basis.

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

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

    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 Falls Fanning Field Airport to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The travel and health documents you'll need for your trip to New Hampshire 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 New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to New Hampshire 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 New Hampshire quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to New Hampshire 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 New Hampshire right now. Can momondo alert me if prices change?

Price alerts on flights to New Hampshire from Idaho Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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