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$48+ Cheap flights from North America 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOI
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from North America to Idaho

Keep the following information in mind while searching for North America to Idaho flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$58
(Frontier)

One-way from

$48
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$613

Good round-trip deal

$86 or less

Good one-way deal

$67 or less
Provider with most accurate pricing for New York (NYC)-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Boise Air Term. Gowen Fld flights.
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From North America to Idaho
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One-way flight from North America to Idaho
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Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from North America to Idaho.
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Price to beat on a one-way flight from North America to Idaho.
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Find flight deals from North America to Idaho

Cheapest flights from North America to Idaho
Explore the most affordable flight options available from North America to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Frontier deal was found by Cheapflights users on 2/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:50 amDEN - BOI
Nonstop1h 57mFrontier
Tue 7/112:36 pmBOI - DEN
Nonstop1h 58mFrontier
Deal found 2/21$118
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/146:00 amLAX - BOI
1 stop5h 32mSpirit Airlines
Mon 3/171:31 pmBOI - LAX
1 stop9h 08mSpirit Airlines
Deal found 2/20$138
This Expedia deal was found by Cheapflights users on 2/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/157:50 pmLAX - BOI
Nonstop2h 09mMultiple Airlines
Tue 3/181:31 pmBOI - LAX
1 stop6h 28mMultiple Airlines
Deal found 2/22$141
This Expedia deal was found by Cheapflights users on 2/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/37:05 pmDEN - BOI
1 stop4h 54mMultiple Airlines
Tue 6/1012:36 pmBOI - DEN
Nonstop1h 58mMultiple Airlines
Deal found 2/22$152
This Delta deal was found by Cheapflights users on 2/21. 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 3/257:10 amSEA - BOI
Nonstop1h 39mDelta
Wed 3/264:40 pmBOI - SEA
Nonstop1h 34mDelta
Deal found 2/21$157
This Delta deal was found by Cheapflights users on 2/21. 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 3/207:22 amSEA - GEG
Nonstop1h 22mDelta
Fri 3/281:55 pmGEG - SEA
Nonstop1h 18mDelta
Deal found 2/21$157
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 3/259:50 pmSEA - BOI
1 stop22h 58mAlaska Airlines
Mon 3/319:40 amBOI - SEA
Nonstop1h 39mAlaska Airlines
Deal found 2/21$160
This Trip.com deal was found by Cheapflights users on 2/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:39 amSEA - GEG
1 stop3h 30mHawaiian Airlines
Sun 4/208:00 amGEG - SEA
Nonstop1h 09mHawaiian Airlines
Deal found 2/21$160
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.
Thu 3/65:45 amSEA - BOI
1 stop5h 25mSouthwest
Mon 3/1012:05 pmBOI - SEA
2 stops11h 50mSouthwest
Deal found 2/20$168
This Mytrip deal was found by Cheapflights users on 2/21. 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.
Tue 3/258:04 pmSEA - BOI
2 stops15h 32mSpirit Airlines
Mon 3/311:31 pmBOI - SEA
2 stops30h 38mSpirit Airlines
Deal found 2/21$174
This Delta deal was found by Cheapflights users on 2/22. 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 3/155:45 pmLAX - BOI
Nonstop2h 04mDelta
Tue 3/187:15 amBOI - LAX
Nonstop2h 28mDelta
Deal found 2/22$177
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/87:59 pmSEA - GEG
Nonstop1h 02mAlaska Airlines
Sat 4/126:15 amGEG - SEA
1 stop4h 04mAlaska Airlines
Deal found 2/20$187

Find flights from North America to Idaho within your budget

Customize your flight search to find flights from North America 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 February 22, 2025.

Fly from

North America

Fly to

Idaho

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 5/29

9:50 am-11:47 am

Nonstop1h 57m

Boise Air Term. Gowen Fld

Tue 7/1

12:36 pm-2:34 pm

Nonstop1h 58m

$118

Los AngelesBoise

LAX - BOI

LAXBOI

Los Angeles

Fri 3/14

6:00 am-12:32 pm

1 stop5h 32m

Boise Air Term. Gowen Fld

Mon 3/17

1:31 pm-9:39 pm

1 stop9h 08m

$138

Los AngelesBoise

LAX - BOI

LAXBOI

Los Angeles

Sat 3/15

7:50 pm-10:59 pm

Nonstop2h 09m

Boise Air Term. Gowen Fld

Tue 3/18

1:31 pm-6:59 pm

1 stop6h 28m

$141

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 6/3

7:05 pm-11:59 pm

1 stop4h 54m

Boise Air Term. Gowen Fld

Tue 6/10

12:36 pm-2:34 pm

Nonstop1h 58m

$152

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Tue 3/25

7:10 am-9:49 am

Nonstop1h 39m

Boise Air Term. Gowen Fld

Wed 3/26

4:40 pm-5:14 pm

Nonstop1h 34m

$157

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Thu 3/20

7:22 am-8:44 am

Nonstop1h 22m

Spokane

Fri 3/28

1:55 pm-3:13 pm

Nonstop1h 18m

$157

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Tue 3/25

9:50 pm-9:48 pm

1 stop22h 58m

Boise Air Term. Gowen Fld

Mon 3/31

9:40 am-10:19 am

Nonstop1h 39m

$160

SeattleSpokane

SEA - GEG

SEAGEG

Seattle/Tacoma Intl

Thu 4/17

6:39 am-10:09 am

1 stop3h 30m

Spokane

Sun 4/20

8:00 am-9:09 am

Nonstop1h 09m

$160

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Thu 4/3

7:00 am-3:50 pm

1 stop7h 50m

Boise Air Term. Gowen Fld

Mon 4/7

7:55 pm-12:30 am

1 stop5h 35m

$162

SeattleBoise

SEA - BOI

SEABOI

Seattle/Tacoma Intl

Tue 3/25

8:04 pm-12:36 pm

2 stops15h 32m

Boise Air Term. Gowen Fld

Mon 3/31

1:31 pm-7:09 pm

2 stops30h 38m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 60 results
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Best time to book a flight from North America to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from North America 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 North America to Idaho

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

What is the cheapest month to book a flight from North America to Idaho?

Currently, October is the cheapest month in which you can book a flight from North America to Idaho (average of $314). Flying from North America 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.

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

Find hourly flight availability from North America to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

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

Weekly flight availability from North America to Idaho

Explore weekly flight availability from North America to Idaho. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 22, 2025.

The most flights from 0NA to USID are scheduled on a Sunday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

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 February 22, 2025.
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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
8,754 reviews
Southwest
8.1
Very good
4,395 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

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 North America to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this North America to Idaho flight route?

    Within the past month, 21 users have taken a look at flights from North America to Idaho.

  • What are the cheapest airlines to fly from North America to Idaho one-way?

    The cheapest airlines for a one-way flight from North America to Idaho are Spirit Airlines ($48), Delta ($49), and Frontier ($73).

  • Can I find deals for flights from North America to Idaho that include hotel bookings?

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

  • How can I find direct flights from North America to Idaho?

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

  • Can I find deals for business class flights from North America to Idaho?

    Yes. Cheapflights offers flight deals from North America 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 North America to Idaho?

    Currently, October is the cheapest month in which you can book a flight from North America to Idaho (average of $314). Flying from North America 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 North America to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from North America to Idaho

Discover the top 8 airlines that operate flights from North America 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$40Average$243FlexibilityNo cancel feeOn-time65%
Avelo AirlinesCheapest$73Average$158FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$75Average$166FlexibilityNo cancel feeOn-time88%
DeltaCheapest$98Average$549FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$138Average$391FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$142Average$388FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$153Average$559FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$213Average$525FlexibilityNo cancel feeOn-time71%
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