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New Hampshire

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

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

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$296
(Hawaiian Airlines)

One-way from

$131
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$444
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Boston Logan Intl flights.
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From Idaho to New Hampshire
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One-way flight from Idaho to New Hampshire
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Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 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 Idaho to New Hampshire

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

This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:25 pmGEG - BOS
1 stop7h 34mHawaiian Airlines
Tue 5/135:20 pmBOS - GEG
1 stop9h 39mHawaiian Airlines
Deal found 4/30$296
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.
Wed 9/172:45 pmGEG - BOS
1 stop12h 13mDelta
Tue 9/2311:00 amBOS - GEG
1 stop8h 57mDelta
Deal found 4/30$297
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.
Wed 5/75:34 amGEG - BOS
1 stop10h 47mAmerican Airlines
Tue 5/1312:29 pmBOS - GEG
2 stops11h 24mAmerican Airlines
Deal found 4/30$302
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:00 pmBOI - BOS
1 stop15h 10mAlaska Airlines
Tue 8/197:30 amBOS - BOI
1 stop11h 34mAlaska Airlines
Deal found 4/29$306
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 5/211:50 pmBOI - BOS
1 stop8h 09mDelta
Sat 5/244:25 pmBOS - BOI
1 stop8h 24mDelta
Deal found 4/28$307
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.
Thu 9/41:15 pmJAC - BOS
1 stop8h 59mAmerican Airlines
Wed 9/1012:41 pmBOS - JAC
1 stop9h 57mAmerican Airlines
Deal found 4/30$317
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.
Tue 5/206:00 amGEG - BOS
1 stop9h 59mAlaska Airlines
Mon 8/258:23 pmBOS - GEG
1 stop20h 33mAlaska Airlines
Deal found 4/30$319
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:04 pmJAC - BOS
1 stop8h 54mDelta
Wed 9/109:55 amBOS - JAC
2 stops12h 39mDelta
Deal found 4/29$322
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.
Wed 6/181:46 pmBOI - PWM
1 stop8h 40mDelta
Sat 7/265:00 pmPWM - BOI
2 stops8h 59mDelta
Deal found 4/30$340
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:25 amGEG - BOS
2 stops11h 00mSouthwest
Tue 9/233:15 pmBOS - GEG
2 stops10h 00mSouthwest
Deal found 4/30$347
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/197:06 pmBOI - BOS
1 stop10h 14mHawaiian Airlines
Sun 5/257:00 amBOS - BOI
1 stop12h 11mHawaiian Airlines
Deal found 4/29$353
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/411:40 amJAC - BOS
1 stop10h 26mAlaska Airlines
Tue 6/106:52 pmBOS - JAC
1 stop18h 08mAlaska Airlines
Deal found 4/29$360

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho 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 May 1, 2025.
Use the filters below to find and compare flights from Idaho to New Hampshire that are best for you.

Fly from

Idaho

Fly to

New Hampshire

Route

Depart

Return

Price

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 5/20

1:40 pm-12:06 am

1 stop7h 26m

Boston Logan Intl

Wed 5/28

4:30 pm-10:25 pm

1 stop8h 55m

$296

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 9/17

2:45 pm-5:58 am

1 stop12h 13m

Boston Logan Intl

Tue 9/23

11:00 am-4:57 pm

1 stop8h 57m

$297

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 8/12

1:00 pm-6:10 am

1 stop15h 10m

Boston Logan Intl

Tue 8/19

7:30 am-5:04 pm

1 stop11h 34m

$306

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 5/21

1:50 pm-11:59 pm

1 stop8h 09m

Boston Logan Intl

Sat 5/24

4:25 pm-10:49 pm

1 stop8h 24m

$307

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Thu 9/4

1:15 pm-12:14 am

1 stop8h 59m

Boston Logan Intl

Wed 9/10

12:41 pm-8:38 pm

1 stop9h 57m

$317

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 5/20

6:00 am-6:59 pm

1 stop9h 59m

Boston Logan Intl

Mon 8/25

8:23 pm-1:56 pm

1 stop20h 33m

$319

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 9/24

1:39 pm-12:14 am

1 stop7h 35m

Boston Logan Intl

Mon 9/29

7:00 am-12:35 pm

1 stop8h 35m

$320

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Thu 9/4

1:04 pm-11:58 pm

1 stop8h 54m

Boston Logan Intl

Wed 9/10

9:55 am-8:34 pm

2 stops12h 39m

$322

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Wed 6/18

1:46 pm-12:26 am

1 stop8h 40m

Portland

Sat 7/26

5:00 pm-11:59 pm

2 stops8h 59m

$340

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 9/17

8:25 am-10:25 pm

2 stops11h 00m

Boston Logan Intl

Tue 9/23

3:15 pm-10:15 pm

2 stops10h 00m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to New Hampshire

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

What is the cheapest time of day to fly from ID to NH?

Find hourly flight availability from Idaho to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to New Hampshire as you normally would.

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 May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Idaho to New Hampshire to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

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

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

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

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

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

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

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

    One-way options have recently been found by users for as low as $144 on Alaska Airlines. Other airlines that offer cheap prices include American Airlines from $149 and Delta from $154 one-way.

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Idaho to New Hampshire (average of $334). Flying from Idaho to New Hampshire in June is currently the most expensive (average of $421). 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

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Alternative routes for Idaho to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Idaho to New Hampshire

Discover the top airline that operate flights from Idaho to New Hampshire. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$415Average$841FlexibilityNo cancel feeOn-time71%

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