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Osaka

$390+ Cheap flights from Idaho to Osaka (OSA)

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — OSA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho to Osaka

Best flights from Idaho to Osaka
Discover carefully curated flight deals from Idaho to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/18:10 amBOI - ITM
2 stops19h 55mMultiple Airlines
Wed 2/112:40 pmITM - BOI
2 stops16h 30mMultiple Airlines
Deal found 12/16$687
This Korean Air deal was found by Cheapflights users on 12/16. 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 3/97:00 amBOI - KIX
2 stops22h 45mKorean Air
Tue 3/316:20 pmKIX - BOI
2 stops36h 40mKorean Air
Deal found 12/16$690
This FlightHub deal was found by Cheapflights users on 12/16. 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.
Sun 2/17:45 amBOI - KIX
1 stop16h 55mANA
Wed 2/116:35 pmKIX - BOI
1 stop13h 35mANA
Deal found 12/16$704
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Fri 1/307:45 amBOI - KIX
1 stop16h 55mUnited Airlines
Fri 2/66:35 pmKIX - BOI
1 stop13h 35mUnited Airlines
Deal found 12/15$711
This Delta deal was found by Cheapflights users on 12/16. 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 2/15:40 amBOI - KIX
2 stops23h 05mDelta
Wed 2/1111:55 amKIX - BOI
2 stops22h 33mDelta
Deal found 12/16$713
This Japan Airlines deal was found by Cheapflights users on 12/15. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/510:00 amBOI - ITM
2 stops17h 55mJapan Airlines
Mon 2/92:40 pmITM - BOI
2 stops16h 30mJapan Airlines
Deal found 12/15$920
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Fri 1/307:45 amBOI - KIX
1 stop16h 55mUnited Airlines
Tue 2/38:20 amKIX - BOI
2 stops23h 50mUnited Airlines
Deal found 12/15$713
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Fri 1/307:45 amBOI - KIX
1 stop16h 55mANA
Fri 2/66:35 pmKIX - BOI
1 stop13h 35mANA
Deal found 12/16$726
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 1/317:45 amBOI - KIX
1 stop16h 55mUnited Airlines
Sat 2/78:20 amKIX - BOI
2 stops31h 28mUnited Airlines
Deal found 12/17$713
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/307:45 amBOI - ITM
2 stops31h 45mANA
Fri 2/61:00 pmITM - BOI
2 stops19h 10mANA
Deal found 12/16$750
This Expedia deal was found by Cheapflights users on 12/17. 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.
Sat 1/318:10 amBOI - ITM
2 stops19h 55mMultiple Airlines
Sat 2/72:40 pmITM - BOI
2 stops16h 30mMultiple Airlines
Deal found 12/17$834
This FlightHub deal was found by Cheapflights users on 12/17. 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 3/98:39 amBOI - ITM
2 stops38h 31mANA
Tue 3/3112:00 pmITM - BOI
2 stops19h 49mANA
Deal found 12/17$801
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 2/510:15 amBOI - ITM
2 stops39h 55mUnited Airlines
Mon 2/91:00 pmITM - BOI
2 stops24h 23mUnited Airlines
Deal found 12/16$857
This Qatar Airways deal was found by Cheapflights users on 12/16. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/18:10 amBOI - ITM
3 stops55h 30mQatar Airways
Wed 2/112:40 pmITM - BOI
3 stops42h 55mQatar Airways
Deal found 12/16$2,966

Find flight deals from Idaho to Osaka

Keep the following information in mind while searching for Idaho to Osaka flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$687
(oojo)

One-way from

$390
(United Airlines)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Osaka (OSA) flights.
Search Deals
From Idaho to Osaka (OSA)
Search Deals
One-way flight from Idaho to Osaka (OSA)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Osaka 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 December 18, 2025.
Use the filters below to find and compare flights from Idaho to Osaka that are best for you.

Fly from

Idaho

Fly to

Osaka

Route

Depart

Return

Price

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Sun 2/1

8:10 am-8:05 pm

2 stops19h 55m

Osaka Itami

Wed 2/11

2:40 pm-3:10 pm

2 stops16h 30m

$687

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 3/9

7:00 am-8:45 pm

2 stops22h 45m

Osaka Kansai Intl

Tue 3/31

6:20 pm-4:00 pm

2 stops36h 40m

$690

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 2/1

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Wed 2/11

6:35 pm-4:10 pm

1 stop13h 35m

$704

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 1/30

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Fri 2/6

6:35 pm-4:10 pm

1 stop13h 35m

$711

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 2/1

5:40 am-8:45 pm

2 stops23h 05m

Osaka Kansai Intl

Wed 2/11

11:55 am-6:28 pm

2 stops22h 33m

$713

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 1/30

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Tue 2/3

8:20 am-4:10 pm

2 stops23h 50m

$713

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 1/31

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Sat 2/7

8:20 am-11:48 pm

2 stops31h 28m

$713

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 1/30

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Fri 2/6

6:35 pm-4:10 pm

1 stop13h 35m

$726

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 1/30

7:45 am-7:30 am

2 stops31h 45m

Osaka Itami

Fri 2/6

1:00 pm-4:10 pm

2 stops19h 10m

$750

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Mon 3/9

8:39 am-2:10 pm

2 stops38h 31m

Osaka Itami

Tue 3/31

12:00 pm-4:49 pm

2 stops19h 49m

$801

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 23 results
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Best time to book a flight from Idaho to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Idaho 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 Idaho to Osaka
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 Idaho to Osaka. 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 Idaho to Osaka?

    For as low as $704, Korean Air can have you in Osaka from Idaho in 16h 55m. The distance between Idaho and Osaka is about 5419 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Idaho to Osaka?

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

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

    Yes. Cheapflights offers flight deals from Idaho to Osaka 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

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara

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Alternative routes for Idaho to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
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George Bush Intcntl to Kansai Intl flights
Portland to Osaka Itami flights
Orlando to Osaka Itami flights
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Top airline flying from Idaho to Osaka

Discover the top airline that operate flights from Idaho to Osaka. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$597Average$903FlexibilityNo cancel feeOn-time69%

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