Kansai Intl

$360+ Cheap flights from Idaho to Kansai Intl (KIX)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — KIX
Dec 9 — Dec 161
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Cheap flight deals from Idaho to Kansai Intl

Keep the following information in mind while searching for Idaho to Kansai Intl flight deals. Data was last updated November 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$711
(United Airlines)

One-way from

$360
(FlightHub)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Osaka (OSA) flight deals.
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Osaka (OSA) flights.
From Idaho to Osaka Kansai Intl
One-way flight from Idaho to Osaka Kansai Intl

Find flight deals from Idaho to Kansai Intl

Cheapest flights from Idaho to Kansai Intl
Explore the most affordable flight options available from Idaho to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2025.

This Korean Air deal was found by Cheapflights users on 11/8. 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 11/109:00 amBOI - KIX
2 stops19h 45mKorean Air
Wed 11/1911:55 amKIX - BOI
2 stops17h 15mKorean Air
Deal found 11/8$877
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 11/96:20 amBOI - KIX
1 stop18h 20mUnited Airlines
Wed 11/196:35 pmKIX - BOI
1 stop13h 28mUnited Airlines
Deal found 11/8$903
This FlightHub deal was found by Cheapflights users on 11/8. 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 11/96:20 amBOI - KIX
2 stops19h 55mANA
Wed 11/196:35 pmKIX - BOI
1 stop35h 09mANA
Deal found 11/8$904
This Gotogate deal was found by Cheapflights users on 11/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:20 amBOI - KIX
1 stop18h 20mANA
Wed 11/197:00 pmKIX - BOI
2 stops34h 44mANA
Deal found 11/8$907
This Orbitz deal was found by Cheapflights users on 11/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:58 pmBOI - KIX
3 stops27h 57mMultiple Airlines
Wed 11/199:25 amKIX - BOI
2 stops28h 43mMultiple Airlines
Deal found 11/8$1,293
This Orbitz deal was found by Cheapflights users on 11/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:58 pmBOI - KIX
3 stops27h 57mMultiple Airlines
Wed 11/1910:00 amKIX - BOI
2 stops28h 08mMultiple Airlines
Deal found 11/8$1,343
This Travelocity deal was found by Cheapflights users on 11/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:58 amBOI - KIX
1 stop18h 52mMultiple Airlines
Tue 1/65:50 pmKIX - BOI
1 stop21h 12mMultiple Airlines
Deal found 11/7$2,024
This Expedia deal was found by Cheapflights users on 11/7. 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.
Fri 12/127:58 amBOI - KIX
1 stop18h 52mMultiple Airlines
Tue 1/612:20 pmKIX - BOI
2 stops24h 50mMultiple Airlines
Deal found 11/7$2,075

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Kansai Intl 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 November 9, 2025.
Use the filters below to find and compare flights from Idaho to Osaka Kansai Intl Airport that are best for you.

Fly from

Idaho

Fly to

Kansai Intl

Route

Depart

Return

Price

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Mon 2/2

6:35 pm-9:23 pm

1 stop18h 48m

$711

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-10:15 am

2 stops34h 30m

Osaka Kansai Intl

Mon 2/2

5:35 pm-4:10 pm

2 stops38h 35m

$736

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 4/29

8:20 am-2:50 pm

1 stop15h 30m

Osaka Kansai Intl

Fri 5/8

4:55 pm-11:59 pm

1 stop22h 04m

$903

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 1/25

7:45 am-2:45 pm

2 stops39h 00m

$360

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 1/24

5:16 pm-4:40 pm

2 stops31h 24m

$369

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 11/18

5:17 pm-5:40 pm

2 stops32h 23m

$380

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 1/25

12:54 pm-8:45 am

3 stops51h 51m

$431

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 11/18

6:20 am-4:40 pm

1 stop18h 20m

$454

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 3/2

7:15 am-8:45 pm

2 stops21h 30m

$467

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 1/24

5:40 am-10:20 pm

3 stops24h 40m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 11 results
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Best time to book a flight from Idaho to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl 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 Kansai Intl Airport
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 Kansai Intl. 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 Kansai Intl Airport?

    Airlines like United Airlines fly from Idaho to Osaka Kansai Intl Airport in about 16h 55m. The time it takes to get you to your destination can typically vary by up to . Idaho and Osaka Kansai Intl Airport are separated by a distance of 5419 mi.

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

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

  • How can I find direct flights from Idaho to Kansai Intl?

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

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

    Yes. Cheapflights offers flight deals from Idaho to Kansai Intl 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 Kansai Intl Airport?

Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locations
Nara
Izumisano
Nishinomiya
Himeji

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Alternative routes for Idaho to Kansai Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Idaho to Kansai Intl

Discover the top airline that operate flights from Idaho to Kansai Intl. 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 November 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$597Average$1,070FlexibilityNo cancel feeOn-time69%

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