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Find cheap flights from Idaho to Japan from $603

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to Japan departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/14
Fri 6/21

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Good to know

Low season

August

High season

March

Cheapest flight

$603
Best time to beat the crowds but there is an average 17% increase in price.
Most popular time to fly with an average 7% increase in price.
Flight from Boise to Tokyo Narita Airport

FAQs for booking flights from Idaho to Japan

  • How does KAYAK find such low prices on flights from Idaho to Japan?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Japan.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Japan?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Japan from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Japan?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Japan with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Japan?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Japan from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to Japan

Recent round-trip flight deals

10/1Tue
2 stopsAir Canada
39h 20mBOI-NRT
10/17Thu
2 stopsAir Canada
44h 50mNRT-BOI
$1,101
10/31Thu
1 stop
19h 30mBOI-NRT
11/9Sat
1 stop
20h 38mNRT-BOI
$1,183
9/29Sun
1 stopDelta
13h 04mGEG-HND
10/3Thu
1 stopDelta
12h 10mHND-GEG
$1,245
10/17Thu
2 stopsUnited Airlines
44h 37mGEG-HND
10/31Thu
1 stopUnited Airlines
16h 11mHND-GEG
$1,318
9/20Fri
2 stopsAmerican Airlines
28h 10mGEG-HND
10/6Sun
2 stopsAmerican Airlines
27h 03mHND-GEG
$1,322
10/5Sat
1 stopAmerican Airlines
17h 46mGEG-HND
10/19Sat
2 stopsAmerican Airlines
19h 13mHND-GEG
$1,326
10/17Thu
1 stopUnited Airlines
20h 40mGEG-HND
10/30Wed
2 stopsUnited Airlines
38h 16mHND-GEG
$1,337
9/22Sun
1 stopDelta
14h 15mGEG-HND
9/28Sat
1 stopDelta
12h 10mHND-GEG
$1,345
9/16Mon
2 stopsChina Airlines
30h 55mBOI-KIX
9/18Wed
2 stopsChina Airlines
23h 02mKIX-BOI
$1,367
9/16Mon
2 stopsChina Airlines
30h 55mBOI-KIX
9/18Wed
2 stopsChina Airlines
23h 02mKIX-BOI
$1,503

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Recent one-way flight deals

8/31Sat
2 stopsWestJet
38h 25mBOI-NRT
$603
8/31Sat
1 stop
19h 30mBOI-NRT
$947
6/23Sun
2 stops
29h 12mBOI-HND
$1,062
6/23Sun
2 stops
28h 27mBOI-NRT
$1,062
5/20Mon
2 stopsQatar Airways
37h 22mGEG-NRT
$1,307
6/23Sun
1 stopANA
16h 56mBOI-NRT
$1,542
6/23Sun
1 stopANA
16h 01mBOI-HND
$1,587
5/20Mon
2 stopsQatar Airways
49h 10mGEG-HND
$1,617
5/20Mon
2 stopsAir Canada
17h 25mGEG-NRT
$1,642
5/20Mon
1 stopJapan Airlines
13h 55mGEG-NRT
$1,985

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Search by price

Last minute flights from Idaho to Japan

Last minute flight, train and bus deals

5/18Sat
multi-stop
37h 10mBOI-NRT
5/20Mon
multi-stop
22h 36mNRT-BOI
$1,765
5/16Thu
multi-stop
28h 20mGEG-NRT
5/26Sun
multi-stop
25h 06mNRT-GEG
$1,915
5/16Thu
multi-stop
19h 05mGEG-NRT
5/26Sun
multi-stop
19h 51mNRT-GEG
$1,938
5/16Thu
multi-stop
13h 55mGEG-NRT
5/26Sun
multi-stop
25h 11mNRT-GEG
$2,324
5/18Sat
multi-stopAir France
28h 29mBOI-HND
5/20Mon
multi-stopAir France
34h 14mHND-BOI
$2,525
5/18Sat
multi-stopUnited Airlines
25h 15mBOI-HND
5/20Mon
multi-stopUnited Airlines
18h 30mHND-BOI
$2,712
5/16Thu
multi-stopDelta
13h 06mGEG-HND
5/26Sun
multi-stopDelta
12h 45mHND-GEG
$2,712
5/16Thu
multi-stopUnited Airlines
16h 30mGEG-HND
5/25Sat
multi-stopUnited Airlines
28h 07mHND-GEG
$2,716
5/18Sat
multi-stopANA
16h 20mBOI-HND
5/20Mon
multi-stopANA
37h 43mHND-BOI
$2,738
5/19Sun
multi-stopANA
16h 20mBOI-HND
5/21Tue
multi-stopANA
14h 03mHND-BOI
$11,095

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Flights to Japan

Return flight deals:

Japan - Idaho

Cabin classes: