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New Hampshire

$143+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MHT
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$256
(Delta)

One-way from

$143
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$460
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. 11% potential increase in price ($63 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 April 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 April 2, 2025.

This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:30 pmBOI - BOS
1 stop6h 29mDelta
Wed 5/76:15 amBOS - BOI
1 stop10h 44mDelta
Deal found 3/31$256
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/304:20 pmBOI - BOS
1 stop13h 35mAlaska Airlines
Wed 5/77:00 amBOS - BOI
1 stop8h 47mAlaska Airlines
Deal found 3/31$259
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:48 pmGEG - BOS
1 stop8h 12mAlaska Airlines
Tue 6/247:30 amBOS - GEG
1 stop11h 37mAlaska Airlines
Deal found 3/31$277
This Hawaiian Airlines deal was found by Cheapflights users on 4/1. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:47 pmGEG - BOS
1 stop10h 23mHawaiian Airlines
Tue 8/197:30 amBOS - GEG
1 stop11h 37mHawaiian Airlines
Deal found 4/1$296
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:30 amGEG - BOS
1 stop10h 36mDelta
Tue 6/247:15 amBOS - GEG
1 stop9h 02mDelta
Deal found 3/31$297
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 8/123:47 pmGEG - BOS
1 stop10h 56mAmerican Airlines
Tue 8/196:30 amBOS - GEG
2 stops9h 05mAmerican Airlines
Deal found 3/31$302
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/291:23 pmJAC - BOS
1 stop8h 49mDelta
Tue 5/66:15 amBOS - JAC
1 stop8h 04mDelta
Deal found 3/31$341
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:52 pmBOI - BOS
2 stops28h 22mSpirit Airlines
Wed 5/73:49 pmBOS - BOI
3 stops45h 32mSpirit Airlines
Deal found 3/31$341
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 4/307:30 amBOI - PWM
2 stops13h 57mUnited Airlines
Wed 5/72:37 pmPWM - BOI
2 stops10h 15mUnited Airlines
Deal found 3/31$342
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 5/67:10 pmBOI - BOS
1 stop9h 03mUnited Airlines
Sun 5/117:30 amBOS - BOI
1 stop8h 07mUnited Airlines
Deal found 4/1$346
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 8/281:17 pmBOI - BOS
1 stop8h 57mAmerican Airlines
Tue 9/26:58 amBOS - BOI
1 stop11h 46mAmerican Airlines
Deal found 4/1$362
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/512:10 pmGEG - BOS
1 stop6h 55mSouthwest
Tue 9/1612:40 pmBOS - GEG
2 stops11h 50mSouthwest
Deal found 4/1$368

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 April 2, 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

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 4/30

3:30 pm-11:59 pm

1 stop6h 29m

Boston Logan Intl

Wed 5/7

6:15 am-2:59 pm

1 stop10h 44m

$256

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 4/30

4:20 pm-7:55 am

1 stop13h 35m

Boston Logan Intl

Wed 5/7

7:00 am-1:47 pm

1 stop8h 47m

$259

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Sat 6/14

8:48 pm-8:00 am

1 stop8h 12m

Boston Logan Intl

Tue 6/24

7:30 am-4:07 pm

1 stop11h 37m

$277

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 8/12

4:47 pm-6:10 am

1 stop10h 23m

Boston Logan Intl

Tue 8/19

7:30 am-4:07 pm

1 stop11h 37m

$296

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 6/10

5:35 pm-6:40 am

1 stop10h 05m

Boston Logan Intl

Wed 6/25

7:15 am-1:17 pm

1 stop9h 02m

$297

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 8/12

3:47 pm-5:43 am

1 stop10h 56m

Boston Logan Intl

Tue 8/19

6:30 am-12:35 pm

2 stops9h 05m

$302

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 4/30

1:52 pm-8:14 pm

2 stops28h 22m

Boston Logan Intl

Wed 5/7

3:49 pm-11:21 am

3 stops45h 32m

$341

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Tue 4/29

1:23 pm-12:12 am

1 stop8h 49m

Boston Logan Intl

Tue 5/6

6:15 am-12:19 pm

1 stop8h 04m

$341

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Wed 4/30

7:30 am-11:27 pm

2 stops13h 57m

Portland

Wed 5/7

2:37 pm-10:52 pm

2 stops10h 15m

$342

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 5/6

7:10 pm-6:13 am

1 stop9h 03m

Boston Logan Intl

Sun 5/11

7:30 am-1:37 pm

1 stop8h 07m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

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 April 2, 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 April 2, 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
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,823 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,345 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $143 on Spirit Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $148 and American Airlines from $149 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 $442). 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

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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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$415Average$841FlexibilityNo cancel feeOn-time71%

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