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$492+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$746
(Delta)

One-way from

$492
(Delta)
Provider with most accurate pricing for Tokyo (TYO)-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Tokyo (TYO)-Boise Air Term. Gowen Fld flights.
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From Japan to Idaho
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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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/30. 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 12/214:50 pmHND - BOI
1 stop21h 11mDelta
Sun 1/47:30 amBOI - HND
1 stop14h 35mDelta
Deal found 10/30$746
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/264:25 pmHND - GEG
2 stops37h 20mUnited Airlines
Wed 12/312:33 pmGEG - HND
1 stop33h 17mUnited Airlines
Deal found 10/29$871
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 12/216:30 pmNRT - BOI
1 stop12h 52mAlaska Airlines
Sun 1/49:06 pmBOI - NRT
2 stops26h 54mAlaska Airlines
Deal found 10/29$890
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 12/211:05 pmHND - BOI
1 stop16h 23mMultiple Airlines
Sun 1/49:06 pmBOI - HND
1 stop15h 59mMultiple Airlines
Deal found 10/29$917
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/265:55 pmHND - GEG
1 stop22h 03mAmerican Airlines
Wed 12/35:17 amGEG - HND
1 stop20h 13mAmerican Airlines
Deal found 10/29$919
This Expedia deal was found by Cheapflights users on 10/28. 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.
Wed 10/295:10 pmNRT - BOI
2 stops37h 56mMultiple Airlines
Wed 11/56:20 amBOI - NRT
1 stop16h 40mMultiple Airlines
Deal found 10/28$972
This Korean Air deal was found by Cheapflights users on 10/29. 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 12/202:00 amHND - BOI
2 stops28h 49mKorean Air
Sun 1/47:30 amBOI - HND
2 stops23h 20mKorean Air
Deal found 10/29$1,004
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/266:30 pmNRT - GEG
1 stop22h 48mAlaska Airlines
Wed 12/39:00 amGEG - NRT
1 stop14h 00mAlaska Airlines
Deal found 10/29$1,017
This STARLUX Airlines deal was found by Cheapflights users on 10/29. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:25 pmOKA - BOI
2 stops22h 55mSTARLUX Airlines
Mon 11/246:00 pmBOI - OKA
2 stops28h 15mSTARLUX Airlines
Deal found 10/29$1,018
This Korean Air deal was found by Cheapflights users on 10/29. 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.
Wed 11/269:15 amNRT - GEG
2 stops21h 50mKorean Air
Wed 12/37:10 amGEG - NRT
2 stops20h 55mKorean Air
Deal found 10/29$1,021
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:05 pmNRT - GEG
2 stops38h 48mMultiple Airlines
Wed 12/310:00 amGEG - NRT
1 stop13h 00mMultiple Airlines
Deal found 10/29$1,030
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:30 pmNRT - BOI
1 stop18h 50mHawaiian Airlines
Wed 11/510:04 amBOI - NRT
1 stop13h 56mHawaiian Airlines
Deal found 10/28$1,034

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 October 30, 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

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Sun 12/21

4:50 pm-10:01 pm

1 stop21h 11m

Boise Air Term. Gowen Fld

Sun 1/4

7:30 am-2:05 pm

1 stop14h 35m

$746

TokyoBoise

NRT - BOI

NRTBOI

Tokyo Narita

Sun 12/21

6:30 pm-3:22 pm

1 stop12h 52m

Boise Air Term. Gowen Fld

Sun 1/4

9:06 pm-4:00 pm

2 stops26h 54m

$890

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Sun 12/21

1:05 pm-1:28 pm

1 stop16h 23m

Boise Air Term. Gowen Fld

Sun 1/4

9:06 pm-5:05 am

1 stop15h 59m

$917

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Wed 11/26

5:55 pm-10:58 pm

1 stop22h 03m

Spokane

Wed 12/3

5:17 am-6:30 pm

1 stop20h 13m

$919

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Sat 12/20

2:00 am-2:49 pm

2 stops28h 49m

Boise Air Term. Gowen Fld

Sun 1/4

7:30 am-10:50 pm

2 stops23h 20m

$1,004

TokyoSpokane

NRT - GEG

NRTGEG

Tokyo Narita

Wed 11/26

6:30 pm-12:18 am

1 stop22h 48m

Spokane

Wed 12/3

9:00 am-4:00 pm

1 stop14h 00m

$1,017

OkinawaBoise

OKA - BOI

OKABOI

Okinawa Naha

Thu 11/20

3:25 pm-10:20 pm

2 stops22h 55m

Boise Air Term. Gowen Fld

Mon 11/24

6:00 pm-2:15 pm

2 stops28h 15m

$1,018

TokyoSpokane

NRT - GEG

NRTGEG

Tokyo Narita

Wed 11/26

9:15 am-2:05 pm

2 stops21h 50m

Spokane

Wed 12/3

7:10 am-9:05 pm

2 stops20h 55m

$1,021

TokyoSpokane

NRT - GEG

NRTGEG

Tokyo Narita

Wed 11/26

7:05 pm-4:53 pm

2 stops38h 48m

Spokane

Wed 12/3

10:00 am-4:00 pm

1 stop13h 00m

$1,030

TokyoBoise

NRT - BOI

NRTBOI

Tokyo Narita

Sun 12/21

1:00 pm-11:37 pm

2 stops26h 37m

Boise Air Term. Gowen Fld

Sun 1/4

6:00 pm-12:55 pm

2 stops26h 55m

$1,152

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 44 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 12h 52m. Fly via Delta, Alaska Airlines, or American Airlines to get the fastest option. Japan and Idaho are separated by a distance of 5146 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 Delta ($492), Korean Air ($502), and American Airlines ($510).

  • 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.

See more FAQs

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