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$323+ Cheap flights from Boise (BOI) 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FUK
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Boise to Japan

Keep the following information in mind while searching for Boise to Japan flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$580
(United Airlines)

One-way from

$323
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,377
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Tokyo (TYO) flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Tokyo (TYO) flights.
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From Boise Air Term. Gowen Fld to Japan
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Japan
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($74 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Boise to Japan

Cheapest flights from Boise to Japan
Explore the most affordable flight options available from Boise to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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 9/22:45 pmBOI - HND
1 stop22h 45mUnited Airlines
Wed 9/179:55 pmHND - BOI
2 stops30h 54mUnited Airlines
Deal found 3/27$580
This Justfly.com deal was found by Cheapflights users on 3/27. 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 9/1510:00 amBOI - KIX
1 stop37h 50mANA
Fri 9/264:50 pmKIX - BOI
1 stop15h 08mANA
Deal found 3/27$604
This Delta deal was found by Cheapflights users on 3/27. 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 9/18:40 amBOI - HND
1 stop14h 35mDelta
Thu 9/184:05 pmHND - BOI
1 stop15h 25mDelta
Deal found 3/27$605
This United Airlines deal was found by Cheapflights users on 3/26. 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 9/27:45 amBOI - NRT
1 stop16h 00mUnited Airlines
Wed 9/175:00 pmNRT - BOI
1 stop21h 44mUnited Airlines
Deal found 3/26$605
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:00 amBOI - NRT
1 stop18h 45mJapan Airlines
Thu 9/185:20 pmNRT - BOI
1 stop21h 22mJapan Airlines
Deal found 3/27$608
This FlightHub deal was found by Cheapflights users on 3/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:15 amBOI - OKA
2 stops37h 25mKorean Air
Wed 10/2911:45 amOKA - BOI
2 stops26h 31mKorean Air
Deal found 3/26$611
This United deal was found by Cheapflights users on 3/26. 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 9/17:45 amBOI - OKA
2 stops23h 35mUnited Airlines
Tue 9/3010:55 amOKA - BOI
2 stops25h 13mUnited Airlines
Deal found 3/26$612
This United deal was found by Cheapflights users on 3/27. 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 9/152:45 pmBOI - KIX
1 stop33h 05mUnited Airlines
Fri 9/264:50 pmKIX - BOI
2 stops31h 53mUnited Airlines
Deal found 3/27$615
This Delta deal was found by Cheapflights users on 3/27. 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 9/1511:00 amBOI - KIX
2 stops33h 20mDelta
Fri 9/269:05 amKIX - BOI
2 stops29h 59mDelta
Deal found 3/27$618
This Justfly.com deal was found by Cheapflights users on 3/27. 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 9/110:00 amBOI - NRT
1 stop13h 30mANA
Mon 9/155:00 pmNRT - BOI
1 stop14h 58mANA
Deal found 3/27$620
This Korean Air deal was found by Cheapflights users on 3/26. 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.
Mon 9/17:51 amBOI - NRT
2 stops37h 49mKorean Air
Thu 9/182:00 pmNRT - BOI
2 stops24h 16mKorean Air
Deal found 3/26$624
This KAYAK deal was found by Cheapflights users on 3/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:48 amBOI - HND
2 stops23h 32mANA
Wed 12/38:30 pmHND - BOI
2 stops36h 01mANA
Deal found 3/27$628

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 March 28, 2025.
Use the filters below to find and compare flights from Boise to Japan that are best for you.

Fly from

Boise

Fly to

Japan

Route

Depart

Return

Price

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/15

10:00 am-2:50 pm

1 stop37h 50m

Osaka Kansai Intl

Fri 9/26

4:50 pm-4:58 pm

1 stop15h 08m

$604

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Tue 9/2

7:45 am-2:45 pm

1 stop16h 00m

Tokyo Narita

Wed 9/17

5:00 pm-11:44 pm

1 stop21h 44m

$605

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Mon 9/8

7:00 am-4:45 pm

1 stop18h 45m

Tokyo Narita

Thu 9/18

5:20 pm-11:42 pm

1 stop21h 22m

$608

BoiseOkinawa

BOI - OKA

BOIOKA

Boise Air Term. Gowen Fld

Mon 9/1

7:45 am-10:20 pm

2 stops23h 35m

Okinawa Naha

Tue 9/30

10:55 am-9:08 pm

2 stops25h 13m

$612

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/15

2:45 pm-2:50 pm

1 stop33h 05m

Osaka Kansai Intl

Fri 9/26

4:50 pm-9:43 am

2 stops31h 53m

$615

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/15

11:00 am-11:20 am

2 stops33h 20m

Osaka Kansai Intl

Fri 9/26

9:05 am-12:04 am

2 stops29h 59m

$618

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Mon 9/1

10:00 am-2:30 pm

1 stop13h 30m

Tokyo Narita

Mon 9/15

5:00 pm-4:58 pm

1 stop14h 58m

$620

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Mon 9/1

7:51 am-12:40 pm

2 stops37h 49m

Tokyo Narita

Thu 9/18

2:00 pm-11:16 pm

2 stops24h 16m

$624

BoiseTokyo

BOI - HND

BOIHND

Boise Air Term. Gowen Fld

Sat 4/26

1:31 pm-5:00 am

2 stops24h 29m

Tokyo Haneda

Mon 4/28

12:30 am-11:24 am

2 stops25h 54m

$639

BoiseTokyo

BOI - NRT

BOINRT

Boise Air Term. Gowen Fld

Thu 9/4

10:38 am-9:05 pm

2 stops19h 27m

Tokyo Narita

Fri 9/19

2:00 pm-11:16 pm

2 stops24h 16m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 39 results
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Best time to book a flight from Boise to Japan

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

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

Currently, February is the cheapest month in which you can book a flight from Boise to Japan (average of $866). Flying from Boise to Japan in December is currently the most expensive (average of $1,675). 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 BOI to JP?

Find hourly flight availability from Boise 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise 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 March 28, 2025.
To help decide which airline to fly from Boise to Japan, see what other customers have to say about Korean Air, Japan Airlines and ANA. 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
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,050 reviews
Korean Air
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
829 reviews
Korean Air
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
9,798 reviews
Korean Air
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,897 reviews
Korean Air
8.4
Very good
1,050 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Boise to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boise to Japan?

    For a flight from Boise to Japan, you will be flying from Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 3.3 mi from the center of the city.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $362. Users have also found prices from $367 and $384 on Delta and ANA, respectively.

  • What are the most popular routes from Boise to Japan?

    Most travelers choose Boise Air Term. Gowen Fld - Tokyo Narita, Boise Air Term. Gowen Fld - Tokyo Haneda or Boise Air Term. Gowen Fld - Okinawa Naha when deciding on the best route from Boise to Japan.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Boise to Japan (average of $866). Flying from Boise to Japan in December is currently the most expensive (average of $1,675). 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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Top 6 airlines flying from Boise to Japan

Discover the top 6 airlines that operate flights from Boise 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$316Average$831FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$655Average$890FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$757Average$1,724FlexibilityNo cancel feeOn-time69%
DeltaCheapest$807Average$1,179FlexibilityNo cancel feeOn-timeN/A
ANACheapest$819Average$1,479FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$1,007Average$1,271FlexibilityNo cancel feeOn-time67%
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