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$103+ Cheap flights from New Hampshire to Idaho

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — BOI
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from New Hampshire to Idaho

Keep the following information in mind while searching for New Hampshire to Idaho flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$205
(Delta)

One-way from

$103
(Delta)

Popular in

May

Cheapest in

January

Average price

$491
Provider with most accurate pricing for Boston Logan Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Boise Air Term. Gowen Fld flights.
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From New Hampshire to Idaho
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One-way flight from New Hampshire to Idaho
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Highest demand for flights based on searches. 12% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from New Hampshire to Idaho

Cheapest flights from New Hampshire to Idaho
Explore the most affordable flight options available from New Hampshire to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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.
mié. 4/98:00 amBOS - BOI
1 stop8h 05mDelta
sáb. 4/123:00 pmBOI - BOS
1 stop6h 50mDelta
Deal found 2/20$205
This Alaska Airlines deal was found by Cheapflights users on 2/18. 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.
lun. 4/75:30 pmBOS - BOI
1 stop31h 11mAlaska Airlines
jue. 4/108:59 pmBOI - BOS
1 stop8h 53mAlaska Airlines
Deal found 2/18$243
This Orbitz deal was found by Cheapflights users on 2/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/610:21 pmBOS - BOI
2 stops16h 15mMultiple Airlines
jue. 4/108:59 pmBOI - BOS
1 stop8h 53mMultiple Airlines
Deal found 2/18$253
This Mytrip deal was found by Cheapflights users on 2/20. 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.
mié. 3/512:15 pmBOS - BOI
2 stops26h 17mSpirit Airlines
lun. 3/101:31 pmBOI - BOS
2 stops21h 30mSpirit Airlines
Deal found 2/20$264
This Delta deal was found by Cheapflights users on 2/20. 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.
mié. 4/25:29 amPWM - BOI
2 stops20h 17mDelta
mié. 4/95:45 amBOI - PWM
2 stops16h 38mDelta
Deal found 2/20$274
This Delta deal was found by Cheapflights users on 2/19. 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.
mié. 3/197:15 amBOS - GEG
1 stop10h 29mDelta
mié. 3/265:15 pmGEG - BOS
1 stop10h 16mDelta
Deal found 2/19$297
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mié. 4/98:15 amBOS - BOI
2 stops10h 33mAmerican Airlines
sáb. 4/121:23 pmBOI - BOS
1 stop8h 26mAmerican Airlines
Deal found 2/19$297
This United Airlines deal was found by Cheapflights users on 2/19. 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.
mié. 3/1912:05 pmBOS - GEG
2 stops11h 48mUnited Airlines
mié. 3/261:46 pmGEG - BOS
1 stop6h 58mUnited Airlines
Deal found 2/19$302
This Mytrip deal was found by Cheapflights users on 2/19. 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.
mié. 4/168:59 amBOS - GEG
3 stops38h 24mMultiple Airlines
dom. 4/209:35 amGEG - BOS
2 stops24h 23mMultiple Airlines
Deal found 2/19$331
This American Airlines deal was found by Cheapflights users on 2/20. 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.
vie. 3/72:05 pmBOS - GEG
1 stop10h 18mAmerican Airlines
mar. 3/115:34 amGEG - BOS
1 stop8h 34mAmerican Airlines
Deal found 2/20$342
This Southwest deal was found by Cheapflights users on 2/20. 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.
mié. 3/52:05 pmBOS - BOI
2 stops11h 30mSouthwest
sáb. 3/84:20 pmBOI - BOS
1 stop6h 35mSouthwest
Deal found 2/20$347
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/2811:39 amBOS - GEG
1 stop7h 27mSun Country Air
lun. 9/16:05 pmGEG - BOS
1 stop13h 39mSun Country Air
Deal found 2/19$355

Find flights from New Hampshire to Idaho within your budget

Customize your flight search to find flights from New Hampshire to Idaho 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 febrero 20, 2025.

Fly from

New Hampshire

Fly to

Idaho

Route

Depart

Return

Price

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 4/9

8:00 am-2:05 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

sáb. 4/12

3:00 pm-11:50 pm

1 stop6h 50m

$205

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

lun. 4/7

5:30 pm-10:41 pm

1 stop31h 11m

Boise Air Term. Gowen Fld

jue. 4/10

8:59 pm-7:52 am

1 stop8h 53m

$243

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

dom. 4/6

10:21 pm-12:36 pm

2 stops16h 15m

Boise Air Term. Gowen Fld

jue. 4/10

8:59 pm-7:52 am

1 stop8h 53m

$253

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 3/5

12:15 pm-12:32 pm

2 stops26h 17m

Boise Air Term. Gowen Fld

lun. 3/10

1:31 pm-1:01 pm

2 stops21h 30m

$264

PortlandBoise

PWM - BOI

PWMBOI

Portland

mié. 4/2

5:29 am-11:46 pm

2 stops20h 17m

Boise Air Term. Gowen Fld

mié. 4/9

5:45 am-12:23 am

2 stops16h 38m

$274

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 4/9

8:15 am-4:48 pm

2 stops10h 33m

Boise Air Term. Gowen Fld

sáb. 4/12

1:23 pm-11:49 pm

1 stop8h 26m

$297

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

mié. 3/19

7:15 am-2:44 pm

1 stop10h 29m

Spokane

mié. 3/26

5:15 pm-6:31 am

1 stop10h 16m

$297

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

mié. 3/19

12:05 pm-8:53 pm

2 stops11h 48m

Spokane

mié. 3/26

1:46 pm-11:44 pm

1 stop6h 58m

$302

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

mié. 4/16

8:59 am-8:23 pm

3 stops38h 24m

Spokane

dom. 4/20

9:35 am-12:58 pm

2 stops24h 23m

$331

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

vie. 3/7

2:05 pm-9:23 pm

1 stop10h 18m

Spokane

mar. 3/11

5:34 am-5:08 pm

1 stop8h 34m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 57 results
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Best time to book a flight from New Hampshire to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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.

Travel insights for flights from New Hampshire to Idaho

Get recent, data-driven insights about flights from New Hampshire to Idaho including ideal travel times, pricing trends, and more.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated febrero 20, 2025.
To help decide which airline to fly from New Hampshire to Idaho, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Idaho. 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 New Hampshire to Idaho one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $103. Spirit Airlines flights start at $109 while deals on American Airlines start at $164 one-way.

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

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

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

    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.

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

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

    Currently, October is the cheapest month in which you can book a flight from New Hampshire to Idaho (average of $314). Flying from New Hampshire to Idaho in June is currently the most expensive (average of $436). 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 New Hampshire to Idaho

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

Discover the top airline that operate flights from New Hampshire to Idaho. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$361Average$686FlexibilityNo cancel feeOn-time71%
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