HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Japan

$353+ Cheap flights from Idaho to Japan

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FUK
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Japan with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho to Japan

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) to Japan (JP0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$804
(Delta)

One-way from

$353
(Kiwi.com)
From Idaho to Japan
Search Deals
One-way flight from Idaho to Japan
Search Deals

Find flight deals from Idaho to Japan

Cheapest flights from Idaho to Japan
Explore the most affordable flight options available from Idaho to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:40 pmGEG - NRT
2 stops51h 20mMultiple Airlines
Sun 11/165:40 pmNRT - GEG
1 stop14h 36mMultiple Airlines
Deal found 1/20$803
This United deal was found by Cheapflights users on 1/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:00 amGEG - HND
1 stop14h 55mUnited Airlines
Fri 9/123:50 pmHND - GEG
1 stop23h 19mUnited Airlines
Deal found 1/21$816
This Justfly.com deal was found by Cheapflights users on 1/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:48 amBOI - HND
1 stop16h 02mANA
Mon 11/104:25 pmHND - BOI
1 stop16h 06mANA
Deal found 1/19$818
This Justfly.com deal was found by Cheapflights users on 1/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/287:21 amBOI - OKA
2 stops19h 59mANA
Tue 2/412:20 pmOKA - BOI
2 stops20h 07mANA
Deal found 1/21$818
This Justfly.com deal was found by Cheapflights users on 1/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/177:47 amBOI - NRT
1 stop15h 13mANA
Tue 3/115:00 pmNRT - BOI
1 stop14h 19mANA
Deal found 1/20$821
This United deal was found by Cheapflights users on 1/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:00 amGEG - NRT
1 stop15h 45mUnited Airlines
Fri 9/125:00 pmNRT - GEG
2 stops36h 09mUnited Airlines
Deal found 1/20$822
This United deal was found by Cheapflights users on 1/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:00 amBOI - HND
2 stops21h 00mUnited Airlines
Sun 9/283:50 pmHND - BOI
1 stop18h 51mUnited Airlines
Deal found 1/20$826
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/178:00 amBOI - NRT
1 stop15h 35mUnited Airlines
Mon 2/245:30 pmNRT - BOI
1 stop21h 43mUnited Airlines
Deal found 1/20$828
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/168:00 amJAC - NRT
1 stop15h 20mUnited Airlines
Fri 2/215:30 pmNRT - JAC
1 stop13h 46mUnited Airlines
Deal found 1/21$828
This Orbitz deal was found by Cheapflights users on 1/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:50 amBOI - NRT
1 stop14h 50mMultiple Airlines
Sun 9/285:40 pmNRT - BOI
1 stop19h 40mMultiple Airlines
Deal found 1/21$835
This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 9/19:10 amGEG - HND
1 stop13h 05mDelta
Wed 9/104:05 pmHND - GEG
1 stop14h 37mDelta
Deal found 1/21$856
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/175:34 amGEG - HND
1 stop19h 51mAmerican Airlines
Mon 2/246:00 pmHND - GEG
1 stop17h 52mAmerican Airlines
Deal found 1/21$864

Find flights from Idaho to Japan within your budget

Customize your flight search to find flights from Idaho to Japan 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BoiseTokyo

BOI - HND

BOIHND

Boise Air Term. Gowen Fld

Mon 3/3

5:45 am-3:20 pm

1 stop17h 35m

Tokyo Haneda

Tue 3/11

4:50 pm-4:00 pm

1 stop14h 10m

$804

BoiseTokyo

BOI - HND

BOIHND

Boise Air Term. Gowen Fld

Mon 2/17

7:47 am-2:50 pm

1 stop15h 03m

Tokyo Haneda

Tue 3/11

4:25 pm-4:19 pm

1 stop14h 54m

$820

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Mon 2/17

7:47 am-3:00 pm

1 stop15h 13m

Tokyo Narita

Tue 3/11

5:00 pm-4:19 pm

1 stop14h 19m

$821

BoiseTokyo

BOI - HND

BOIHND

Boise Air Term. Gowen Fld

Wed 2/12

8:00 am-7:15 pm

2 stops19h 15m

Tokyo Haneda

Wed 2/26

7:40 pm-10:15 pm

1 stop18h 35m

$826

SpokaneTokyo

GEG - HND

GEGHND

Spokane

Sun 4/20

6:15 am-7:00 pm

2 stops20h 45m

Tokyo Haneda

Sat 5/3

12:30 am-12:38 pm

2 stops28h 08m

$827

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Mon 2/17

8:00 am-3:35 pm

1 stop15h 35m

Tokyo Narita

Mon 2/24

5:30 pm-11:13 pm

1 stop21h 43m

$828

JacksonTokyo

JAC - NRT

JACNRT

Jackson Hole

Mon 4/14

7:00 am-2:45 pm

1 stop16h 45m

Tokyo Narita

Tue 5/13

4:30 pm-9:17 pm

1 stop19h 47m

$828

SpokaneTokyo

GEG - NRT

GEGNRT

Spokane

Sun 4/20

5:00 am-2:45 pm

1 stop17h 45m

Tokyo Narita

Thu 5/1

5:00 pm-8:55 pm

2 stops19h 55m

$829

SpokaneTokyo

GEG - HND

GEGHND

Spokane

Mon 2/17

5:34 am-6:25 pm

1 stop19h 51m

Tokyo Haneda

Mon 2/24

6:00 pm-6:52 pm

1 stop17h 52m

$864

JacksonTokyo

JAC - NRT

JACNRT

Jackson Hole

Sat 2/1

1:33 pm-10:10 pm

2 stops40h 37m

Tokyo Narita

Sun 2/9

6:30 am-1:03 pm

2 stops46h 33m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 52 results
1
2
3
...
6

Best time to book a flight from Idaho to Japan

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

Travel insights for flights from Idaho to Japan

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

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

Currently, February is the cheapest month in which you can book a flight from Idaho to Japan (average of $893). Flying from Idaho to Japan in December is currently the most expensive (average of $1,687). 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 ID to JP?

Find hourly flight availability from Idaho to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

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

Rainfall in Japan by month

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

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

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

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown Air Canada, Hawaiian Airlines and ANA from Idaho to Japan. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Alaska Airlines
8.0
Very good
9,706 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Overall

8.5

Food

8.1

Entertainment

8.2

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $445. United Airlines flights start at $445 while deals on ANA start at $447 one-way.

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

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

  • How can I find direct flights from Idaho to Japan?

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

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

    Yes. Cheapflights offers flight deals from Idaho to Japan 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 Japan?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Japan (average of $893). Flying from Idaho to Japan in December is currently the most expensive (average of $1,687). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Japan

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
John F Kennedy Intl to Haneda flights
Los Angeles to Narita flights
Newark to Narita flights
Newark to Haneda flights
San Francisco to Haneda flights
Seattle to Narita flights
Seattle to Haneda flights
San Francisco to Narita flights
Los Angeles to Manila flights
John F Kennedy Intl to Narita flights
Dallas/Fort Worth to Narita flights
John F Kennedy Intl to Suvarnabhumi flights
Dallas/Fort Worth to Haneda flights
O'Hare Intl to Narita flights
O'Hare Intl to Haneda flights
San Francisco to Manila flights
Los Angeles to Suvarnabhumi flights
San Francisco to New Delhi flights
LaGuardia to Narita flights
Newark to New Delhi flights
Dulles Intl to Haneda flights
LaGuardia to Haneda flights
Ontario to Narita flights
John F Kennedy Intl to New Delhi flights
Hobby to Narita flights
Hobby to Haneda flights
Los Angeles to Incheon Intl flights
Atlanta to Haneda flights
Boston to Narita flights
Ontario to Haneda flights
John F Kennedy Intl to Incheon Intl flights
John F Kennedy Intl to Hong Kong flights
Newark to Suvarnabhumi flights
Seattle to Suvarnabhumi flights
Los Angeles to Taiwan Taoyuan Intl flights
George Bush Intcntl to Haneda flights
San Francisco to Hong Kong flights
Dulles Intl to Narita flights
Denver to Narita flights
LaGuardia to Suvarnabhumi flights
George Bush Intcntl to Narita flights
John F Kennedy Intl to Hongqiao Intl flights
San Francisco to Suvarnabhumi flights
O'Hare Intl to Suvarnabhumi flights
Dallas/Fort Worth to Incheon Intl flights
Los Angeles to Ho Chi Minh City flights
John F Kennedy Intl to Manila flights
LaGuardia to New Delhi flights
San Francisco to Taiwan Taoyuan Intl flights

Top 4 airlines flying from Idaho to Japan

Discover the top 4 airlines that operate flights from Idaho to Japan. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$452Average$1,836FlexibilityNo cancel feeOn-time69%
DeltaCheapest$831Average$1,206FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$1,007Average$1,349FlexibilityNo cancel feeOn-time67%
ANACheapest$1,162Average$1,662FlexibilityNo cancel feeOn-time80%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.