How long is the flight from Japan to Idaho?

There are many flights that can get you from Japan to Idaho in 18h 16m. Fly via Delta, United Airlines, or Korean Air to get the fastest option. Japan and Idaho are separated by a distance of 5399 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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.

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).

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

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

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.

$471+ Flights from Japan to Idaho

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Cheap 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 December 17, 2025.

Fri 12/264:25 pmHND - BOI

1 stop18h 48mUnited Airlines

Tue 1/610:48 amBOI - HND

1 stop36h 02mUnited Airlines

Deal found 12/14

$722

Fri 12/265:35 pmNRT - BOI

1 stop36h 01mUnited Airlines

Tue 1/67:45 amBOI - NRT

1 stop15h 15mUnited Airlines

Deal found 12/14

$723

Sun 12/216:30 pmNRT - BOI

1 stop21h 07mMultiple Airlines

Sun 1/46:08 amBOI - NRT

1 stop17h 52mMultiple Airlines

Deal found 12/15

$874

Sun 12/215:20 pmHND - BOI

2 stops20h 51mDelta

Sun 1/43:30 pmBOI - HND

1 stop30h 35mDelta

Deal found 12/15

$881

Sun 12/215:35 pmHND - BOI

2 stops22h 44mDelta

Mon 1/55:45 amBOI - HND

2 stops16h 20mDelta

Deal found 12/16

$884

Sun 12/215:35 pmNRT - BOI

1 stop19h 56mUnited Airlines

Mon 1/56:35 amBOI - NRT

1 stop16h 25mUnited Airlines

Deal found 12/16

$905

Sat 12/2010:15 amOKA - BOI

2 stops28h 47mEVA Air

Tue 1/67:15 amBOI - OKA

2 stops43h 55mEVA Air

Deal found 12/16

$1,204

Sun 12/216:35 pmNRT - BOI

2 stops14h 52mWestJet

Sun 1/411:17 amBOI - NRT

2 stops37h 13mWestJet

Deal found 12/15

$1,440

Sun 12/212:20 pmNRT - BOI

2 stops24h 42mMultiple Airlines

Mon 1/58:07 amBOI - NRT

2 stops38h 03mMultiple Airlines

Deal found 12/15

$1,634

Sun 12/214:00 pmHND - BOI

3 stops40h 06mQatar Airways

Sun 1/48:07 amBOI - HND

2 stops48h 53mQatar Airways

Deal found 12/16

$3,332

Best flights from Japan to Idaho
Discover carefully curated flight deals from Japan to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

Thu 1/224:50 pmHND - JAC

2 stops18h 16mDelta

Mon 1/263:52 pmJAC - HND

1 stop31h 13mDelta

Deal found 12/14

$621

Thu 1/227:40 pmHND - JAC

1 stop33h 20mUnited Airlines

Mon 1/263:27 pmJAC - HND

1 stop31h 23mUnited Airlines

Deal found 12/15

$622

Thu 1/229:15 amNRT - JAC

2 stops45h 54mKorean Air

Mon 1/263:52 pmJAC - NRT

2 stops37h 13mKorean Air

Deal found 12/14

$640

Thu 1/296:30 pmNRT - GEG

2 stops38h 49mMultiple Airlines

Mon 2/26:00 pmGEG - NRT

1 stop29h 00mMultiple Airlines

Deal found 12/14

$746

Fri 1/231:05 pmHND - BOI

2 stops20h 10mAmerican Airlines

Tue 1/2712:37 pmBOI - HND

2 stops24h 28mAmerican Airlines

Deal found 12/14

$799

Fri 1/306:30 pmNRT - JAC

1 stop32h 38mHawaiian Airlines

Fri 2/612:51 pmJAC - NRT

1 stop35h 09mHawaiian Airlines

Deal found 12/15

$898

Fri 1/234:50 pmHND - BOI

1 stop21h 08mDelta

Tue 1/276:15 pmBOI - HND

2 stops27h 50mDelta

Deal found 12/14

$621

Fri 1/234:25 pmHND - BOI

2 stops19h 26mUnited Airlines

Tue 1/272:20 pmBOI - HND

2 stops34h 10mUnited Airlines

Deal found 12/15

$622

Thu 1/224:50 pmHND - GEG

1 stop18h 55mDelta

Mon 1/267:25 pmGEG - HND

1 stop25h 40mDelta

Deal found 12/14

$621

Thu 1/224:25 pmHND - GEG

1 stop19h 51mUnited Airlines

Mon 1/2612:24 pmGEG - HND

2 stops35h 06mUnited Airlines

Deal found 12/15

$622

Thu 1/225:35 pmNRT - JAC

1 stop35h 25mUnited Airlines

Mon 1/264:29 pmJAC - NRT

2 stops30h 31mUnited Airlines

Deal found 12/15

$623

Fri 1/304:50 pmHND - BOI

1 stop12h 10mDelta

Fri 2/66:20 pmBOI - HND

2 stops51h 45mDelta

Deal found 12/15

$623

Thu 1/226:30 pmNRT - BOI

1 stop15h 52mMultiple Airlines

Mon 1/261:55 pmBOI - NRT

1 stop34h 05mMultiple Airlines

Deal found 12/14

$778

Thu 1/221:05 pmHND - GEG

2 stops27h 06mAmerican Airlines

Mon 1/266:33 amGEG - HND

2 stops29h 32mAmerican Airlines

Deal found 12/14

$799

Thu 1/224:45 pmNRT - BOI

1 stop20h 38mUnited Airlines

Mon 1/267:05 pmBOI - NRT

2 stops28h 50mUnited Airlines

Deal found 12/15

$623

Thu 1/229:15 amNRT - BOI

2 stops26h 57mDelta

Mon 1/267:15 pmBOI - NRT

2 stops33h 50mDelta

Deal found 12/14

$634

Thu 1/226:30 pmNRT - JAC

1 stop32h 38mMultiple Airlines

Mon 1/2612:51 pmJAC - NRT

1 stop35h 09mMultiple Airlines

Deal found 12/14

$800

Thu 1/225:30 pmNRT - BOI

2 stops34h 37mAmerican Airlines

Mon 1/261:58 pmBOI - NRT

1 stop33h 32mAmerican Airlines

Deal found 12/14

$800

Wed 2/44:25 pmHND - GEG

2 stops21h 57mUnited Airlines

Sun 2/84:10 pmGEG - HND

2 stops29h 40mUnited Airlines

Deal found 12/16

$623

Thu 1/299:15 amNRT - GEG

2 stops26h 30mDelta

Mon 2/21:20 pmGEG - NRT

2 stops38h 45mDelta

Deal found 12/14

$634

Thu 1/294:45 pmNRT - GEG

1 stop19h 31mUnited Airlines

Mon 2/24:10 pmGEG - NRT

2 stops29h 50mUnited Airlines

Deal found 12/15

$623

Fri 1/306:30 pmNRT - GEG

1 stop19h 55mMultiple Airlines

Fri 2/67:49 pmGEG - NRT

1 stop27h 11mMultiple Airlines

Deal found 12/15

$859

Thu 1/2211:25 amOKA - BOI

2 stops24h 00mAmerican Airlines

Mon 1/261:58 pmBOI - OKA

2 stops38h 17mAmerican Airlines

Deal found 12/14

$910

Fri 1/304:50 pmHND - GEG

1 stop23h 02mDelta

Fri 2/63:40 pmGEG - HND

1 stop29h 25mDelta

Deal found 12/15

$688

Fri 1/307:40 pmHND - JAC

2 stops35h 38mUnited Airlines

Fri 2/61:41 pmJAC - HND

1 stop34h 49mUnited Airlines

Deal found 12/15

$686

Fri 1/304:25 pmHND - BOI

1 stop35h 08mUnited Airlines

Fri 2/610:15 amBOI - HND

1 stop38h 15mUnited Airlines

Deal found 12/16

$686

Fri 1/307:40 pmHND - GEG

2 stops32h 04mUnited Airlines

Fri 2/64:10 pmGEG - HND

2 stops31h 20mUnited Airlines

Deal found 12/15

$686

Fri 1/305:35 pmNRT - JAC

1 stop35h 25mUnited Airlines

Fri 2/64:29 pmJAC - NRT

2 stops31h 26mUnited Airlines

Deal found 12/15

$687

Fri 1/3010:10 amHND - BOI

2 stops28h 52mMultiple Airlines

Fri 2/68:10 amBOI - HND

2 stops37h 35mMultiple Airlines

Deal found 12/15

$1,246

Fri 1/304:45 pmNRT - BOI

1 stop15h 25mUnited Airlines

Fri 2/610:15 amBOI - NRT

1 stop37h 40mUnited Airlines

Deal found 12/16

$687

Last-minute flights from Japan to Idaho
Discover last-minute flight deals from Japan to Idaho. Data last updated December 17, 2025 and is based on user searches.

Thu 1/224:50 pmHND - JAC

2 stops18h 16mDelta

Mon 1/263:52 pmJAC - HND

1 stop31h 13mDelta

Deal found 12/14

$621

Thu 1/224:50 pmHND - GEG

1 stop18h 55mDelta

Mon 1/267:25 pmGEG - HND

1 stop25h 40mDelta

Deal found 12/14

$621

Thu 1/224:25 pmHND - JAC

2 stops33h 30mUnited Airlines

Mon 1/261:41 pmJAC - HND

1 stop34h 49mUnited Airlines

Deal found 12/15

$622

Thu 1/224:25 pmHND - GEG

2 stops21h 57mUnited Airlines

Mon 1/261:48 pmGEG - HND

2 stops32h 02mUnited Airlines

Deal found 12/15

$622

Thu 1/224:45 pmNRT - JAC

1 stop13h 41mUnited Airlines

Mon 1/261:41 pmJAC - NRT

1 stop34h 14mUnited Airlines

Deal found 12/15

$623

Thu 1/224:45 pmNRT - BOI

1 stop20h 38mUnited Airlines

Mon 1/267:05 pmBOI - NRT

2 stops28h 50mUnited Airlines

Deal found 12/15

$623

Thu 1/229:15 amNRT - BOI

2 stops26h 57mDelta

Mon 1/267:15 pmBOI - NRT

2 stops33h 50mDelta

Deal found 12/14

$634

Fri 1/234:50 pmHND - BOI

1 stop21h 08mDelta

Tue 1/276:15 pmBOI - HND

2 stops27h 50mDelta

Deal found 12/14

$621

Fri 1/234:25 pmHND - BOI

2 stops19h 26mUnited Airlines

Tue 1/272:20 pmBOI - HND

2 stops34h 10mUnited Airlines

Deal found 12/15

$622

Thu 1/295:35 pmNRT - GEG

1 stop14h 46mUnited Airlines

Mon 2/24:10 pmGEG - NRT

1 stop29h 25mUnited Airlines

Deal found 12/15

$623

Fri 1/304:50 pmHND - JAC

2 stops15h 34mDelta

Fri 2/65:30 pmJAC - HND

2 stops52h 35mDelta

Deal found 12/15

$623

Fri 1/304:50 pmHND - BOI

1 stop12h 10mDelta

Fri 2/66:20 pmBOI - HND

2 stops51h 45mDelta

Deal found 12/15

$623

One-way flights from Japan to Idaho
Search for one-way flight options from Japan to Idaho. Find affordable one-way fares based on user searches. Data last updated December 17, 2025.

Tue 2/174:45 pmNRT - BOI

1 stop15h 22mUnited Airlines

Deal found 12/16

$471

Sun 2/154:50 pmHND - GEG

1 stop24h 14mDelta

Deal found 12/15

$506

Sat 2/142:00 amHND - GEG

2 stops29h 58mKorean Air

Deal found 12/16

$515

Sun 2/159:15 amNRT - GEG

2 stops22h 43mKorean Air

Deal found 12/16

$515

Sun 6/71:25 pmNRT - GEG

2 stops25h 00mMultiple Airlines

Deal found 12/16

$597

Sun 1/118:05 pmHND - GEG

2 stops43h 25mMultiple Airlines

Deal found 12/16

$703

Mon 1/128:20 pmNRT - BOI

2 stops42h 41mMultiple Airlines

Deal found 12/16

$743

Mon 1/128:05 pmHND - BOI

2 stops29h 15mMultiple Airlines

Deal found 12/15

$753

Sun 6/74:35 pmHND - GEG

1 stop20h 56mDelta

Deal found 12/15

$793

Sun 6/78:15 pmHND - GEG

2 stops34h 52mMultiple Airlines

Deal found 12/17

$797

Mon 1/124:50 pmHND - BOI

1 stop19h 22mDelta

Deal found 12/15

$850

Tue 2/173:30 pmNRT - BOI

3 stops46h 45mMultiple Airlines

Deal found 12/15

$868

Find flight deals from Japan to Idaho

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$621 (Delta)
One-way from	$471 (United Airlines)

Provider with most accurate pricing for Tokyo (TYO)-Boise Air Term. Gowen Fld flight deals.

Search Deals

Provider most trusted by Cheapflights users for Tokyo (TYO)-Boise Air Term. Gowen Fld flights.

Search Deals

From Japan to Idaho

Search Deals

One-way flight from Japan to Idaho

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

TokyoJackson

HND - JAC

HNDJAC

Tokyo Haneda

Thu 1/22

4:50 pm-7:06 pm

2 stops18h 16m

Jackson Hole

Mon 1/26

3:52 pm-3:05 pm

1 stop31h 13m

$621

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Fri 1/23

4:50 pm-9:58 pm

1 stop21h 08m

Boise Air Term. Gowen Fld

Tue 1/27

6:15 pm-2:05 pm

2 stops27h 50m

$621

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Thu 1/22

4:50 pm-6:45 pm

1 stop18h 55m

Spokane

Mon 1/26

7:25 pm-2:05 pm

1 stop25h 40m

$621

TokyoJackson

HND - JAC

HNDJAC

Tokyo Haneda

Thu 1/22

7:40 pm-1:00 pm

1 stop33h 20m

Jackson Hole

Mon 1/26

3:27 pm-2:50 pm

1 stop31h 23m

$622

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Fri 1/23

4:25 pm-7:51 pm

2 stops19h 26m

Boise Air Term. Gowen Fld

Tue 1/27

2:20 pm-4:30 pm

2 stops34h 10m

$622

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Thu 1/22

4:25 pm-7:16 pm

1 stop19h 51m

Spokane

Mon 1/26

12:24 pm-4:30 pm

2 stops35h 06m

$622

TokyoJackson

NRT - JAC

NRTJAC

Tokyo Narita

Thu 1/22

5:35 pm-1:00 pm

1 stop35h 25m

Jackson Hole

Mon 1/26

4:29 pm-3:00 pm

2 stops30h 31m

$623

TokyoBoise

HND - BOI

HNDBOI

Tokyo Haneda

Fri 1/30

4:50 pm-1:00 pm

1 stop12h 10m

Boise Air Term. Gowen Fld

Fri 2/6

6:20 pm-2:05 pm

2 stops51h 45m

$623

TokyoBoise

NRT - BOI

NRTBOI

Tokyo Narita

Thu 1/22

4:45 pm-9:23 pm

1 stop20h 38m

Boise Air Term. Gowen Fld

Mon 1/26

7:05 pm-3:55 pm

2 stops28h 50m

$623

TokyoSpokane

HND - GEG

HNDGEG

Tokyo Haneda

Wed 2/4

4:25 pm-9:22 pm

2 stops21h 57m

Spokane

Sun 2/8

4:10 pm-2:50 pm

2 stops29h 40m

$623

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 44 results

...

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

How long is the flight from Japan to Idaho?
There are many flights that can get you from Japan to Idaho in 18h 16m. Fly via Delta, United Airlines, or Korean Air to get the fastest option. Japan and Idaho are separated by a distance of 5399 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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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Complete your trip

Idaho car rentals

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Twin Falls Joslin Airport car rentals

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$471+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Japan to Idaho

Cheapest flights from Japan to IdahoExplore 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 December 17, 2025.

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 December 17, 2025.

Find flight deals from Japan to Idaho

Keep the following information in mind while searching for Japan to Idaho flight deals. Data was last updated December 17, 2025.

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Round-trip from

One-way from

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Use the filters below to find and compare flights from Japan to Idaho that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Japan to Idaho

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?

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

How can I find direct flights from Japan to Idaho?

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

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Alternative routes for Japan to Idaho

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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 December 17, 2025.