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New Hampshire

$168+ Cheap flights from Idaho Falls (IDA) to New Hampshire

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — MHT
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Idaho Falls to New Hampshire

Keep the following information in mind while searching for Idaho Falls to New Hampshire flight deals. Data was last updated July 31, 2025.

Round-trip from

$331
(American Airlines)

One-way from

$168
(Mytrip)

Popular in

February

Cheapest in

March

Average price

$785
From Idaho Falls Fanning Field to New Hampshire
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One-way flight from Idaho Falls Fanning Field to New Hampshire
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Highest demand for flights based on searches. 9% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Idaho Falls to New Hampshire

Cheapest flights from Idaho Falls to New Hampshire
Explore the most affordable flight options available from Idaho Falls to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:55 pmIDA - BOS
1 stop8h 07mAmerican Airlines
Tue 10/145:30 amBOS - IDA
1 stop8h 55mAmerican Airlines
Deal found 7/30$331
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2910:46 pmIDA - BOS
2 stops21h 48mMultiple Airlines
Fri 9/55:50 amBOS - IDA
2 stops12h 15mMultiple Airlines
Deal found 7/30$368
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/74:15 pmIDA - BOS
1 stop13h 38mAlaska Airlines
Wed 10/89:20 amBOS - IDA
1 stop15h 18mAlaska Airlines
Deal found 7/30$400
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:44 amIDA - PWM
2 stops11h 27mAmerican Airlines
Tue 10/76:00 amPWM - IDA
1 stop8h 24mAmerican Airlines
Deal found 7/31$406
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/52:35 pmIDA - BOS
1 stop7h 11mUnited Airlines
Thu 9/115:05 pmBOS - IDA
1 stop7h 43mUnited Airlines
Deal found 7/31$420
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:52 pmIDA - BOS
1 stop9h 33mDelta
Fri 9/56:10 amBOS - IDA
1 stop10h 09mDelta
Deal found 7/30$461
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/55:00 amIDA - PWM
1 stop8h 49mUnited Airlines
Sat 8/96:00 amPWM - IDA
2 stops13h 22mUnited Airlines
Deal found 7/29$796

Cheapflights 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, Cheapflights users made 2,558,603 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

Idaho Falls

Fly to

New Hampshire

Route

Depart

Return

Price

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Tue 10/7

12:55 pm-11:54 pm

1 stop8h 59m

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

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

Tue 10/7

4:15 pm-7:53 am

1 stop13h 38m

Boston Logan Intl

Wed 10/8

9:20 am-10:38 pm

1 stop15h 18m

$400

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

Wed 10/1

6:44 am-8:11 pm

2 stops11h 27m

Portland

Tue 10/7

6:00 am-12:24 pm

1 stop8h 24m

$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 FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

Wed 8/13

7:00 am-11:14 pm

2 stops14h 14m

Portland

Sun 8/17

7:20 am-3:29 pm

1 stop10h 09m

$891

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 9/5

10:55 pm-10:47 pm

2 stops21h 52m

$168

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Fri 9/5

2:35 pm-11:46 pm

1 stop7h 11m

$216

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Mon 8/18

12:46 pm-10:42 pm

1 stop7h 56m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 11 results
1
2

Best time to book a flight from Idaho Falls to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to New Hampshire
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Idaho Falls to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to New Hampshire?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Idaho Falls to New Hampshire.

  • What are the cheapest airlines to fly from Idaho Falls to New Hampshire one-way?

    $216 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $361 and $586, respectively.

  • What are the most popular routes from Idaho Falls to New Hampshire?

    The most popular flight routes from Idaho Falls to New Hampshire are Idaho Falls Fanning Field - Boston Logan Intl, Idaho Falls Fanning Field - Portland and Idaho Falls Fanning Field - Manchester.

  • Can I find deals for flights from Idaho Falls to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to New Hampshire.

  • Can I find deals for business class flights from Idaho Falls to New Hampshire?

    Yes. Cheapflights offers flight deals from Idaho Falls to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to New Hampshire (average of $334). Flying from Idaho Falls to New Hampshire in April is currently the most expensive (average of $396). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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