What is the cheapest airline that flies from Idaho to Japan?

ANA, Delta, and Korean Air are the most popular carriers operating from Idaho to Japan

What airlines fly to Japan?

United Airlines, Delta and Korean Air are the top three most popular airlines that fly to Japan from Idaho according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 4 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Idaho to Japan?

Prices for flights from Idaho to Japan refresh daily.

How many operators does momondo search for flights from Idaho to Japan?

As of October 2026, there are 4 operators available to choose from for flights from Idaho to Japan.

How old do you have to be to fly from Idaho to Japan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Japan.

What documentation or ID do you need to fly to Japan?

The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$452 Cheap Flights from Idaho to Japan in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Japan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:35 am - 3:20 pmIDA Idaho Falls Fanning Field-HND Tokyo Haneda

17h 45m2 stops Salt Lake City Los Angeles

4:50 pm - 6:17 pmHND Tokyo Haneda-IDA Idaho Falls Fanning Field

17h 27m2 stops Seattle/Tacoma Intl Salt Lake City

$864Delta

Wed, Dec 2 - Fri, Dec 18

6:59 pm - 2:35 pmIDA Idaho Falls Fanning Field-HND Tokyo Haneda

27h 36m2 stops Salt Lake City Seattle/Tacoma Intl

8:00 pm - 10:07 pmHND Tokyo Haneda-IDA Idaho Falls Fanning Field

18h 07m2 stops Los Angeles Salt Lake City

$864Delta

Tue, Dec 1 - Thu, Dec 17

4:44 pm - 11:00 amBOI Boise Air Term. Gowen Fld-OKA Okinawa Naha

26h 16m2 stops Los Angeles Incheon Intl

12:00 pm - 6:38 pmOKA Okinawa Naha-BOI Boise Air Term. Gowen Fld

22h 38m2 stops Incheon Intl Seattle/Tacoma Intl

$868Korean Air

Tue, Dec 1 - Fri, Dec 18

8:15 am - 7:50 pmBOI Boise Air Term. Gowen Fld-OKA Okinawa Naha

19h 35m2 stops San Francisco Tokyo Haneda

9:00 pm - 2:50 pmOKA Okinawa Naha-BOI Boise Air Term. Gowen Fld

57h 50m2 stops Tokyo Haneda San Francisco

$890ANA

Mon, Dec 7 - Mon, Dec 14

4:10 pm - 3:35 pmIDA Idaho Falls Fanning Field-NRT Tokyo Narita

31h 25m1 stop Denver Intl

5:40 pm - 3:38 pmNRT Tokyo Narita-IDA Idaho Falls Fanning Field

13h 58m1 stop Denver Intl

$915ANA

Tue, Dec 1 - Thu, Dec 17

6:35 am - 3:35 pmIDA Idaho Falls Fanning Field-NRT Tokyo Narita

17h 00m1 stop Denver Intl

5:40 pm - 8:59 pmNRT Tokyo Narita-IDA Idaho Falls Fanning Field

19h 19m1 stop Denver Intl

$960United Airlines

Fri, Dec 4 - Mon, Dec 14

4:10 pm - 3:05 pmIDA Idaho Falls Fanning Field-NRT Tokyo Narita

30h 55m2 stops Denver Intl San Francisco

5:30 pm - 8:59 pmNRT Tokyo Narita-IDA Idaho Falls Fanning Field

19h 29m2 stops Los Angeles Denver Intl

$964United Airlines

Fri, Dec 4 - Mon, Dec 14

9:57 am - 7:55 pmBOI Boise Air Term. Gowen Fld-ITM Osaka Itami

17h 58m2 stops Seattle/Tacoma Intl Tokyo Narita

2:40 pm - 2:20 pmITM Osaka Itami-BOI Boise Air Term. Gowen Fld

15h 40m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,079Japan Airlines

Tue, Jan 12 - Thu, Jan 28

9:57 am - 8:25 pmBOI Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl

18h 28m2 stops Seattle/Tacoma Intl Tokyo Narita

9:10 pm - 2:20 pmKIX Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld

33h 10m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,081Japan Airlines

Tue, Jan 12 - Thu, Jan 28

8:40 am - 11:00 amBOI Boise Air Term. Gowen Fld-OKA Okinawa Naha

34h 20m2 stops Seattle/Tacoma Intl Incheon Intl

12:00 pm - 2:22 pmOKA Okinawa Naha-BOI Boise Air Term. Gowen Fld

18h 22m2 stops Incheon Intl Seattle/Tacoma Intl

$1,110Korean Air

Sun, Jan 17 - Thu, Jan 21

Cheap last minute flights

Enter your travel dates to find the best prices.

8:57 am - 7:20 pmBOI Boise Air Term. Gowen Fld-OKA Okinawa Naha

43h 23m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

10:15 am - 9:20 pmOKA Okinawa Naha-BOI Boise Air Term. Gowen Fld

26h 05m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$1,150Multiple Airlines

Thu, Oct 15 - Thu, Oct 22

6:25 am - 2:45 pmBOI Boise Air Term. Gowen Fld-NRT Tokyo Narita

17h 20m1 stop Denver Intl

5:05 pm - 11:59 pmNRT Tokyo Narita-BOI Boise Air Term. Gowen Fld

21h 54m1 stop San Francisco

$1,231United Airlines

Sun, Oct 11 - Sun, Oct 18

6:50 pm - 2:15 pmBOI Boise Air Term. Gowen Fld-NRT Tokyo Narita

28h 25m2 stops San Francisco Los Angeles

5:05 pm - 11:59 pmNRT Tokyo Narita-BOI Boise Air Term. Gowen Fld

21h 54m1 stop San Francisco

$1,236United Airlines

Sun, Oct 11 - Sun, Oct 18

7:20 am - 6:40 amBOI Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl

32h 20m2 stops Los Angeles Hong Kong Intl

6:30 pm - 3:23 pmKIX Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld

35h 53m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,239Multiple Airlines

Wed, Oct 14 - Sun, Oct 18

6:50 pm - 2:15 pmBOI Boise Air Term. Gowen Fld-NRT Tokyo Narita

28h 25m2 stops San Francisco Los Angeles

5:05 pm - 11:59 pmNRT Tokyo Narita-BOI Boise Air Term. Gowen Fld

21h 54m1 stop San Francisco

$1,272United Airlines

Sun, Oct 11 - Sun, Oct 18

6:50 pm - 3:00 pmBOI Boise Air Term. Gowen Fld-NRT Tokyo Narita

29h 10m1 stop San Francisco

5:05 pm - 11:59 pmNRT Tokyo Narita-BOI Boise Air Term. Gowen Fld

21h 54m1 stop San Francisco

$1,324ANA

Sun, Oct 11 - Sun, Oct 18

7:03 am - 2:00 pmBOI Boise Air Term. Gowen Fld-HND Tokyo Haneda

15h 57m1 stop Los Angeles

4:05 pm - 11:59 pmHND Tokyo Haneda-BOI Boise Air Term. Gowen Fld

22h 54m1 stop Minneapolis St Paul

$1,416Delta

Sun, Oct 11 - Sun, Oct 18

5:59 pm - 2:20 pmBOI Boise Air Term. Gowen Fld-HND Tokyo Haneda

29h 21m1 stop Seattle/Tacoma Intl

4:05 pm - 11:59 pmHND Tokyo Haneda-BOI Boise Air Term. Gowen Fld

22h 54m1 stop Minneapolis St Paul

$1,461Delta

Sun, Oct 11 - Sun, Oct 18

4:18 pm - 12:55 pmBOI Boise Air Term. Gowen Fld-NRT Tokyo Narita

29h 37m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

8:40 pm - 11:59 pmNRT Tokyo Narita-BOI Boise Air Term. Gowen Fld

42h 19m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,497Multiple Airlines

Sun, Oct 11 - Sun, Oct 18

6:49 pm - 2:20 pmBOI Boise Air Term. Gowen Fld-HND Tokyo Haneda

28h 31m2 stops Salt Lake City Seattle/Tacoma Intl

4:05 pm - 11:59 pmHND Tokyo Haneda-BOI Boise Air Term. Gowen Fld

22h 54m1 stop Minneapolis St Paul

$1,602Delta

Sun, Oct 11 - Sun, Oct 18

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Delta flights from Idaho to Japan

Our best Delta deals on Idaho to Japan flight tickets

Delta

Dec 1

IDA6:59 pmIdaho Falls Fanning Field

27h 36m

2 stops

HND2:35 pmTokyo Haneda

Dec 17

HND8:00 pmTokyo Haneda

18h 07m

2 stops

IDA10:07 pmIdaho Falls Fanning Field

$864

Delta

Dec 1

IDA5:35 amIdaho Falls Fanning Field

23h 50m

2 stops

NRT9:25 pmTokyo Narita

Dec 18

NRT9:40 amTokyo Narita

28h 27m

2 stops

IDA10:07 pmIdaho Falls Fanning Field

$875

Delta

Dec 2

IDA6:59 pmIdaho Falls Fanning Field

34h 26m

2 stops

NRT9:25 pmTokyo Narita

Dec 18

NRT9:40 amTokyo Narita

28h 27m

2 stops

IDA10:07 pmIdaho Falls Fanning Field

$980

Korean Air flights from Idaho to Japan

Our best Korean Air deals on Idaho to Japan flight tickets

Korean Air

Dec 1

BOI4:44 pmBoise Air Term. Gowen Fld

26h 16m

2 stops

OKA11:00 amOkinawa Naha

Dec 18

OKA12:00 pmOkinawa Naha

22h 38m

2 stops

BOI6:38 pmBoise Air Term. Gowen Fld

$868

Korean Air

Jan 17

BOI8:40 amBoise Air Term. Gowen Fld

34h 20m

2 stops

OKA11:00 amOkinawa Naha

Jan 21

OKA12:00 pmOkinawa Naha

18h 22m

2 stops

BOI2:22 pmBoise Air Term. Gowen Fld

$1,110

Korean Air

Nov 4

BOI8:59 amBoise Air Term. Gowen Fld

21h 51m

2 stops

HND10:50 pmTokyo Haneda

Nov 10

HND2:00 amTokyo Haneda

30h 05m

2 stops

BOI4:05 pmBoise Air Term. Gowen Fld

$1,112

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsTokyo

IDA Idaho Falls Fanning Field - HND Tokyo Haneda

IDAHND

Idaho Falls Fanning Field

Wed 12/2

5:35 am-3:20 pm

2 stops17h 45m

Tokyo Haneda

Fri 12/18

4:50 pm-6:17 pm

2 stops17h 27m

$864

Idaho FallsTokyo

IDA Idaho Falls Fanning Field - HND Tokyo Haneda

IDAHND

Idaho Falls Fanning Field

Tue 12/1

6:59 pm-2:35 pm

2 stops27h 36m

Tokyo Haneda

Thu 12/17

8:00 pm-10:07 pm

2 stops18h 07m

$864

BoiseOkinawa

BOI Boise Air Term. Gowen Fld - OKA Okinawa Naha

BOIOKA

Boise Air Term. Gowen Fld

Tue 12/1

4:44 pm-11:00 am

2 stops26h 16m

Okinawa Naha

Fri 12/18

12:00 pm-6:38 pm

2 stops22h 38m

$868

BoiseOkinawa

BOI Boise Air Term. Gowen Fld - OKA Okinawa Naha

BOIOKA

Boise Air Term. Gowen Fld

Mon 12/7

8:15 am-7:50 pm

2 stops19h 35m

Okinawa Naha

Mon 12/14

9:00 pm-2:50 pm

2 stops57h 50m

$890

Idaho FallsTokyo

IDA Idaho Falls Fanning Field - NRT Tokyo Narita

IDANRT

Idaho Falls Fanning Field

Tue 12/1

4:10 pm-3:35 pm

1 stop31h 25m

Tokyo Narita

Thu 12/17

5:40 pm-3:38 pm

1 stop13h 58m

$915

Idaho FallsTokyo

IDA Idaho Falls Fanning Field - NRT Tokyo Narita

IDANRT

Idaho Falls Fanning Field

Fri 12/4

6:35 am-3:35 pm

1 stop17h 00m

Tokyo Narita

Mon 12/14

5:40 pm-8:59 pm

1 stop19h 19m

$960

Idaho FallsTokyo

IDA Idaho Falls Fanning Field - NRT Tokyo Narita

IDANRT

Idaho Falls Fanning Field

Fri 12/4

4:10 pm-3:05 pm

2 stops30h 55m

Tokyo Narita

Mon 12/14

5:30 pm-8:59 pm

2 stops19h 29m

$964

Quickest round-trip

BoiseOsaka

BOI Boise Air Term. Gowen Fld - ITM Osaka Itami

BOIITM

Boise Air Term. Gowen Fld

Tue 1/12

9:57 am-7:55 pm

2 stops17h 58m

Osaka Itami

Thu 1/28

2:40 pm-2:20 pm

2 stops15h 40m

$1,079

BoiseOsaka

BOI Boise Air Term. Gowen Fld - KIX Osaka Kansai Intl

BOIKIX

Boise Air Term. Gowen Fld

Tue 1/12

9:57 am-8:25 pm

2 stops18h 28m

Osaka Kansai Intl

Thu 1/28

9:10 pm-2:20 pm

2 stops33h 10m

$1,081

BoiseOkinawa

BOI Boise Air Term. Gowen Fld - OKA Okinawa Naha

BOIOKA

Boise Air Term. Gowen Fld

Sun 1/17

8:40 am-11:00 am

2 stops34h 20m

Okinawa Naha

Thu 1/21

12:00 pm-2:22 pm

2 stops18h 22m

$1,110

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Japan?

The month of February is, on average, the cheapest month to fly to Japan from Idaho, with most prices found around $728. If you aren’t able to travel to Japan during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $735.

Can stopping save me money on Idaho to Japan flights?

You could potentially save up to 17% on your flight if you consider stops on a Idaho to Japan flight.

Cheap Idaho to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Japan

Best Price Found	$452
Fastest flight time	13h 33m
Direct flights	None

The best one-way flight to Japan from Idaho in the past 72 hours is $452. The best round-trip flight deal from Idaho to Japan found on momondo in the last 72 hours is $864.

The fastest flight from Idaho to Japan takes 13h 33m

There are no direct flights from Idaho to Japan. There are no popular flight routes from Idaho to Japan.

Search flight deals

Frequently asked questions about flying from Idaho to Japan

When did momondo last update prices for flights from Idaho to Japan?
Prices for flights from Idaho to Japan refresh daily.
How many operators does momondo search for flights from Idaho to Japan?
As of October 2026, there are 4 operators available to choose from for flights from Idaho to Japan.
How old do you have to be to fly from Idaho to Japan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Japan.
What documentation or ID do you need to fly to Japan?
The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Japan

Compare and see reviews for airlines that fly from Idaho to Japan with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $723	Free Cancellation	Rating 7.4 10,335 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $754	Free Cancellation	Rating 8.3 1,935 reviews	Search Japan Airlines flights
Delta	PriceFrom $775	Free Cancellation	Rating 7.8 8,656 reviews	Search Delta flights
Korean Air	PriceFrom $780	Free Cancellation	Rating 8.4 1,219 reviews	Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Japan?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Japan. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Idaho to Japan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Japan from Idaho with this policy.

How can momondo help me find flights from Idaho to Japan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to Japan.

I’m not ready to book a flight from Idaho to Japan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Japan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.