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$379+ Cheap flights from Japan 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — BOI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Japan to Idaho

Keep the following information in mind while searching for Japan to Idaho flight deals. Data was last updated September 15, 2025.

Round-trip from

$703
(United Airlines)

One-way from

$379
(American Airlines)
From Japan to Idaho
Search Deals
One-way flight from Japan to Idaho
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Find flight deals from Japan to Idaho

Cheapest flights from Japan to Idaho
Explore the most affordable flight options available from Japan to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 9/156:30 pmNRT - BOI
1 stop33h 18mAmerican Airlines
Sat 9/201:38 pmBOI - NRT
1 stop34h 22mAmerican Airlines
Deal found 9/13$619
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/157:40 pmHND - GEG
2 stops33h 08mUnited Airlines
Mon 1/54:00 pmGEG - HND
2 stops31h 30mUnited Airlines
Deal found 9/15$703
This Delta deal was found by Cheapflights users on 9/14. 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 12/154:50 pmHND - GEG
1 stop21h 06mDelta
Mon 1/511:15 amGEG - HND
1 stop33h 50mDelta
Deal found 9/14$704
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/155:30 pmNRT - GEG
2 stops20h 29mUnited Airlines
Wed 1/76:53 amGEG - NRT
1 stop15h 07mUnited Airlines
Deal found 9/14$704
This Delta deal was found by Cheapflights users on 9/14. 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.
Sun 12/144:50 pmHND - GEG
1 stop15h 05mDelta
Mon 1/511:15 amGEG - HND
1 stop33h 50mDelta
Deal found 9/14$716
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/165:30 pmNRT - GEG
2 stops18h 14mUnited Airlines
Mon 1/54:00 pmGEG - NRT
2 stops30h 00mUnited Airlines
Deal found 9/14$719
This Delta deal was found by Cheapflights users on 9/14. 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 12/134:50 pmHND - GEG
1 stop32h 43mDelta
Tue 1/65:05 amGEG - HND
1 stop16h 00mDelta
Deal found 9/14$738
This Delta deal was found by Cheapflights users on 9/14. 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 12/139:15 amNRT - GEG
2 stops26h 40mDelta
Wed 1/79:10 amGEG - NRT
2 stops18h 55mDelta
Deal found 9/14$740
This Delta deal was found by Cheapflights users on 9/14. 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 12/139:15 amNRT - GEG
2 stops26h 40mDelta
Sun 1/45:00 amGEG - NRT
2 stops23h 05mDelta
Deal found 9/14$741
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 12/135:30 pmNRT - GEG
2 stops18h 14mUnited Airlines
Tue 1/66:53 amGEG - NRT
1 stop15h 07mUnited Airlines
Deal found 9/14$744
This Delta deal was found by Cheapflights users on 9/14. 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 10/289:15 amNRT - GEG
2 stops39h 22mDelta
Fri 10/319:22 amGEG - NRT
2 stops19h 43mDelta
Deal found 9/14$751
This Korean Air deal was found by Cheapflights users on 9/15. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:00 amHND - GEG
2 stops33h 55mKorean Air
Mon 1/57:15 amGEG - HND
2 stops22h 35mKorean Air
Deal found 9/15$811

Cheapflights Fare Finder

 
Customize your flight search to find flights from Japan 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 September 15, 2025.
Use the filters below to find and compare flights from Japan to Idaho that are best for you.

Fly from

Japan

Fly to

Idaho

Route

Depart

Return

Price

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Fri 12/19

4:25 pm-9:21 pm

1 stop21h 56m

Spokane

Wed 1/7

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Wed 12/17

4:25 pm-8:59 pm

2 stops21h 34m

Spokane

Tue 1/6

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Mon 12/15

4:25 pm-6:44 pm

1 stop19h 19m

Spokane

Mon 1/5

4:00 pm-4:30 pm

2 stops31h 30m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Tue 12/16

4:25 pm-6:44 pm

1 stop19h 19m

Spokane

Mon 1/5

4:00 pm-2:50 pm

2 stops29h 50m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Mon 12/15

4:25 pm-6:44 pm

1 stop19h 19m

Spokane

Wed 1/7

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Tue 12/16

4:25 pm-6:44 pm

1 stop19h 19m

Spokane

Wed 1/7

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Mon 12/15

7:40 pm-8:59 pm

2 stops18h 19m

Spokane

Tue 1/6

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Thu 12/18

4:25 pm-9:21 pm

1 stop21h 56m

Spokane

Wed 1/7

12:24 pm-2:50 pm

1 stop33h 26m

$703

TokyoSpokane

NRT - GEG

NRTGEG

Tokyo Narita

Tue 12/16

5:35 pm-3:16 pm

1 stop14h 41m

Spokane

Tue 1/6

6:53 am-3:00 pm

1 stop15h 07m

$704

TokyoSpokane

NRT - GEG

NRTGEG

Tokyo Narita

Thu 12/18

5:30 pm-9:21 pm

2 stops20h 51m

Spokane

Tue 1/6

4:10 pm-3:00 pm

2 stops29h 50m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 59 results
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Best time to book a flight from Japan to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Japan 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 Japan to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    There are many flights that can get you from Japan to Idaho in 21h 56m. Fly via United Airlines, Delta, or Korean Air to get the fastest option. Japan and Idaho are separated by a distance of 4971 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Japan to Idaho are American Airlines ($379), United Airlines ($425), and Delta ($573).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Japan to Idaho (average of $314). Flying from Japan to Idaho in June is currently the most expensive (average of $398). 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 Japan to Idaho

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