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Idaho Falls

$266+ Cheap flights from New Hampshire to Idaho Falls (IDA)

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — IDA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from New Hampshire to Idaho Falls

Keep the following information in mind while searching for New Hampshire to Idaho Falls flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$361
(Delta)

One-way from

$266
(United Airlines)

Popular in

August

Cheapest in

November

Average price

$685
Provider with most accurate pricing for Boston Logan Intl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Idaho Falls Fanning Field flights.
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From New Hampshire to Idaho Falls Fanning Field
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One-way flight from New Hampshire to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 12% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from New Hampshire to Idaho Falls

Cheapest flights from New Hampshire to Idaho Falls
Explore the most affordable flight options available from New Hampshire to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/244:25 pmBOS - IDA
1 stop8h 30mDelta
Sat 5/316:50 pmIDA - BOS
1 stop9h 35mDelta
Deal found 4/30$361
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/248:40 amBOS - IDA
2 stops15h 54mAlaska Airlines
Sat 5/314:20 pmIDA - BOS
2 stops13h 20mAlaska Airlines
Deal found 4/30$421
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/144:57 pmBOS - IDA
1 stop7h 54mUnited Airlines
Fri 8/222:35 pmIDA - BOS
1 stop7h 11mUnited Airlines
Deal found 4/30$431
This American Airlines deal was found by Cheapflights users on 5/1. 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 8/195:29 amBOS - IDA
1 stop8h 41mAmerican Airlines
Sun 8/2412:46 pmIDA - BOS
1 stop9h 13mAmerican Airlines
Deal found 5/1$441
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:00 amPWM - IDA
2 stops13h 16mUnited Airlines
Tue 6/245:00 amIDA - PWM
2 stops10h 43mUnited Airlines
Deal found 4/30$521
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 8/289:40 amMHT - IDA
2 stops13h 14mUnited Airlines
Mon 9/14:15 pmIDA - MHT
2 stops16h 27mUnited Airlines
Deal found 5/1$692
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/176:33 pmPWM - IDA
1 stop20h 48mAmerican Airlines
Tue 6/247:00 amIDA - PWM
1 stop8h 43mAmerican Airlines
Deal found 4/30$904

Cheapflights Fare Finder

Customize your flight search to find flights from New Hampshire 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from New Hampshire to Idaho Falls that are best for you.

Fly from

New Hampshire

Fly to

Idaho Falls

Route

Depart

Return

Price

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 5/24

4:25 pm-10:55 pm

1 stop8h 30m

Idaho Falls Fanning Field

Sat 5/31

6:50 pm-6:25 am

1 stop9h 35m

$361

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 5/24

8:40 am-10:34 pm

2 stops15h 54m

Idaho Falls Fanning Field

Sat 5/31

4:20 pm-7:40 am

2 stops13h 20m

$421

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Thu 8/14

4:57 pm-10:51 pm

1 stop7h 54m

Idaho Falls Fanning Field

Fri 8/22

2:35 pm-11:46 pm

1 stop7h 11m

$431

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 8/19

5:29 am-12:10 pm

1 stop8h 41m

Idaho Falls Fanning Field

Sun 8/24

12:46 pm-11:59 pm

1 stop9h 13m

$441

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Tue 6/17

6:00 am-5:16 pm

2 stops13h 16m

Idaho Falls Fanning Field

Tue 6/24

5:00 am-5:43 pm

2 stops10h 43m

$521

ManchesterIdaho Falls

MHT - IDA

MHTIDA

Manchester

Thu 8/28

9:40 am-8:54 pm

2 stops13h 14m

Idaho Falls Fanning Field

Mon 9/1

4:15 pm-10:42 am

2 stops16h 27m

$692

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Tue 6/17

6:33 pm-1:21 pm

1 stop20h 48m

Idaho Falls Fanning Field

Tue 6/24

7:00 am-5:43 pm

1 stop8h 43m

$904

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 7/19

3:25 pm-10:51 pm

1 stop9h 26m

$266

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Fri 7/18

12:41 pm-9:35 pm

1 stop10h 54m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from New Hampshire 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 New Hampshire to Idaho Falls

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from New Hampshire to Idaho Falls have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Idaho Falls. 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 into for flights to Idaho Falls from New Hampshire?

    If you book a flight to Idaho Falls from New Hampshire, you will be flying to Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

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

    Most travelers choose Boston Logan Intl - Idaho Falls Fanning Field, Manchester - Idaho Falls Fanning Field or Portland - Idaho Falls Fanning Field when deciding on the best route from New Hampshire to Idaho Falls.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Hampshire to Idaho Falls 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 New Hampshire to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from New Hampshire to Idaho Falls (average of $380). Flying from New Hampshire to Idaho Falls in July is currently the most expensive (average of $628). 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.

See more FAQs

Traveling to a place near New Hampshire?

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