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New Hampshire

$93+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MHT
jan. 4 — jan. 111
sø. 1/4
sø. 1/11
1 adult, Economy
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Cheap 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 Desember 5, 2025.

This Delta deal was found by Cheapflights users on 12/3. 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.
on. 12/311:00 pmBOI - BOS
1 stop9h 24mDelta
on. 1/77:15 amBOS - BOI
1 stop11h 02mDelta
Deal found 12/3$318
This United Airlines deal was found by Cheapflights users on 12/4. 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.
ti. 12/232:07 pmJAC - BOS
1 stop6h 41mUnited Airlines
ti. 12/301:40 pmBOS - JAC
1 stop8h 22mUnited Airlines
Deal found 12/4$328
This Southwest deal was found by Cheapflights users on 12/3. 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.
on. 12/318:05 amBOI - BOS
2 stops11h 30mSouthwest
on. 1/75:30 amBOS - BOI
2 stops11h 50mSouthwest
Deal found 12/3$379
This Alaska Airlines deal was found by Cheapflights users on 12/3. 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.
on. 12/318:21 pmBOI - BOS
1 stop7h 49mAlaska Airlines
on. 1/74:20 pmBOS - BOI
2 stops21h 28mAlaska Airlines
Deal found 12/3$385
This Delta deal was found by Cheapflights users on 12/2. 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.
ti. 12/2311:47 pmBOI - BOS
1 stop8h 22mDelta
on. 12/318:00 amBOS - BOI
1 stop8h 18mDelta
Deal found 12/2$439
This American Airlines deal was found by Cheapflights users on 12/4. 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.
to. 12/256:00 amGEG - BOS
1 stop7h 49mAmerican Airlines
lø. 1/36:40 amBOS - GEG
1 stop9h 56mAmerican Airlines
Deal found 12/4$454
This United Airlines deal was found by Cheapflights users on 12/4. 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.
sø. 12/286:06 pmJAC - BOS
2 stops14h 31mUnited Airlines
ti. 12/301:40 pmBOS - JAC
1 stop8h 22mUnited Airlines
Deal found 12/4$470
This Southwest deal was found by Cheapflights users on 12/4. 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.
to. 12/256:35 amGEG - BOS
2 stops12h 00mSouthwest
lø. 1/36:40 pmBOS - GEG
1 stop8h 40mSouthwest
Deal found 12/4$494
This United Airlines deal was found by Cheapflights users on 12/3. 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.
on. 12/172:49 pmJAC - BOS
1 stop6h 45mUnited Airlines
ti. 12/235:20 amBOS - JAC
2 stops32h 14mUnited Airlines
Deal found 12/3$518
This American Airlines deal was found by Cheapflights users on 12/3. 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.
to. 12/181:30 pmJAC - BOS
1 stop8h 21mAmerican Airlines
ma. 12/225:30 amBOS - JAC
1 stop11h 01mAmerican Airlines
Deal found 12/3$519
This American Airlines deal was found by Cheapflights users on 12/4. 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.
to. 12/111:14 pmGEG - BOS
1 stop17h 21mAmerican Airlines
to. 12/181:45 pmBOS - GEG
1 stop10h 58mAmerican Airlines
Deal found 12/4$541
This United Airlines deal was found by Cheapflights users on 12/3. 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.
to. 12/182:07 pmJAC - BOS
1 stop6h 41mUnited Airlines
ti. 12/235:20 amBOS - JAC
2 stops32h 14mUnited Airlines
Deal found 12/3$548

Find 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 Desember 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$183
(American Airlines)

One-way from

$93
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$437
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Boston Logan Intl flights.
Search Deals
From Idaho to New Hampshire
Search Deals
One-way flight from Idaho to New Hampshire
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 Desember 5, 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

on. 1/7

12:37 pm-11:12 pm

1 stop8h 35m

Boston Logan Intl

on. 1/14

6:00 am-2:22 pm

1 stop10h 22m

$185

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

on. 1/14

6:33 am-8:32 pm

1 stop10h 59m

Boston Logan Intl

on. 1/28

9:30 am-6:49 pm

2 stops12h 19m

$188

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

ti. 1/13

1:41 pm-1:04 am

1 stop9h 23m

Boston Logan Intl

to. 2/19

7:15 am-4:15 pm

1 stop11h 00m

$217

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

to. 1/15

6:30 am-7:10 pm

1 stop9h 40m

Boston Logan Intl

ti. 1/20

5:35 am-11:45 am

1 stop9h 10m

$217

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

on. 1/7

7:45 am-9:25 pm

2 stops11h 40m

Boston Logan Intl

on. 1/14

4:50 pm-11:10 pm

1 stop8h 20m

$223

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

lø. 1/31

12:10 pm-11:54 pm

1 stop8h 44m

Boston Logan Intl

ti. 2/3

7:00 am-12:44 pm

1 stop8h 44m

$223

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

lø. 2/7

3:28 pm-3:20 pm

1 stop20h 52m

Boston Logan Intl

ma. 2/9

6:44 pm-12:23 am

1 stop8h 39m

$236

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

lø. 2/7

12:55 pm-1:04 am

1 stop9h 09m

Boston Logan Intl

ma. 2/9

12:45 pm-9:30 pm

1 stop11h 45m

$237

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

ti. 1/20

2:37 pm-11:46 pm

1 stop7h 09m

Boston Logan Intl

to. 1/22

2:20 pm-10:57 pm

2 stops10h 37m

$242

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

ti. 1/20

5:40 am-3:20 pm

1 stop7h 40m

Boston Logan Intl

fr. 1/23

5:20 pm-11:58 pm

1 stop8h 38m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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 Desember 5, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho to New Hampshire in the evening. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight in the afternoon.

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 Desember 5, 2025.
Read reviews from past customers who have flown American Airlines from Idaho to New Hampshire. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,047 reviews

Overall

7.2

Boarding

7.5

Crew

8.0

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,047 reviews
American Airlines
7.2
Good
11,047 reviews

Overall

7.2

Boarding

7.5

Crew

8.0

Entertainment

6.9

Comfort

7.2

Food

6.5

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

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.

  • How long is the flight from Idaho to New Hampshire?

    Departing from Idaho to New Hampshire will take you 8h 35m. Airlines will cover a distance of 2257 mi. This flight may include one or multiple stops.

  • 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.

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 Desember 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$352Average$518FlexibilityNo cancel feeOn-time71%

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