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Osaka

$855+ Cheap flights from Idaho to Osaka (OSA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — OSA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Idaho to Osaka

Keep the following information in mind while searching for Idaho to Osaka flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$855
(Korean Air)
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.
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From Idaho to Osaka (OSA)
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Find flight deals from Idaho to Osaka

Cheapest flights from Idaho to Osaka
Explore the most affordable flight options available from Idaho to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Korean Air deal was found by Cheapflights users on 4/28. 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.
Tue 5/137:45 amBOI - KIX
2 stops42h 20mKorean Air
Tue 5/2712:35 pmKIX - BOI
2 stops21h 34mKorean Air
Deal found 4/28$855
This oojo deal was found by Cheapflights users on 4/28. 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.
Tue 5/133:30 pmBOI - KIX
2 stops32h 45mCathay Pacific
Tue 5/274:20 pmKIX - BOI
3 stops37h 24mCathay Pacific
Deal found 4/28$1,164
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:52 amBOI - KIX
2 stops20h 53mAmerican Airlines
Mon 7/285:55 pmKIX - BOI
2 stops20h 38mAmerican Airlines
Deal found 4/28$1,289
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Tue 5/137:41 amBOI - KIX
1 stop16h 09mANA
Tue 5/274:55 pmKIX - BOI
1 stop14h 46mANA
Deal found 4/28$1,305
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/137:41 amBOI - KIX
1 stop16h 09mUnited Airlines
Tue 5/274:55 pmKIX - BOI
2 stops31h 51mUnited Airlines
Deal found 4/28$1,314
This Booking.com deal was found by Cheapflights users on 4/28. 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 6/137:07 pmBOI - KIX
2 stops54h 18mAir Canada
Fri 6/206:05 pmKIX - BOI
2 stops34h 27mAir Canada
Deal found 4/28$1,552
This oojo deal was found by Cheapflights users on 4/28. 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.
Mon 6/91:02 pmBOI - KIX
2 stops32h 08mEVA Air
Mon 7/281:10 pmKIX - BOI
2 stops42h 54mEVA Air
Deal found 4/28$1,694
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/124:40 pmBOI - ITM
2 stops57h 25mUnited Airlines
Thu 6/1912:00 pmITM - BOI
2 stops42h 59mUnited Airlines
Deal found 4/28$1,783
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/125:15 amBOI - KIX
3 stops26h 00mMultiple Airlines
Thu 6/191:35 pmKIX - BOI
3 stops34h 06mMultiple Airlines
Deal found 4/28$1,820
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/137:50 amBOI - ITM
2 stops20h 05mANA
Fri 6/202:05 pmITM - BOI
2 stops17h 36mANA
Deal found 4/28$2,043
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/135:10 amBOI - ITM
3 stops20h 55mMultiple Airlines
Fri 6/2012:00 pmITM - BOI
2 stops19h 41mMultiple Airlines
Deal found 4/28$2,447

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 April 29, 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 - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 5/13

7:45 am-5:05 pm

2 stops42h 20m

Osaka Kansai Intl

Tue 5/27

12:35 pm-7:09 pm

2 stops21h 34m

$855

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 5/13

3:30 pm-3:15 pm

2 stops32h 45m

Osaka Kansai Intl

Tue 5/27

4:20 pm-2:44 pm

3 stops37h 24m

$1,164

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 5/26

6:52 am-6:45 pm

2 stops20h 53m

Osaka Kansai Intl

Mon 7/28

5:55 pm-11:33 pm

2 stops20h 38m

$1,289

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 5/13

7:41 am-2:50 pm

1 stop16h 09m

Osaka Kansai Intl

Tue 5/27

4:55 pm-4:41 pm

1 stop14h 46m

$1,305

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 5/13

7:41 am-2:50 pm

1 stop16h 09m

Osaka Kansai Intl

Tue 5/27

4:55 pm-9:46 am

2 stops31h 51m

$1,314

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 6/13

7:07 pm-4:25 pm

2 stops54h 18m

Osaka Kansai Intl

Fri 6/20

6:05 pm-1:32 pm

2 stops34h 27m

$1,552

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 6/9

1:02 pm-12:10 pm

2 stops32h 08m

Osaka Kansai Intl

Mon 7/28

1:10 pm-5:04 pm

2 stops42h 54m

$1,694

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Thu 6/12

4:40 pm-5:05 pm

2 stops57h 25m

Osaka Itami

Thu 6/19

12:00 pm-3:59 pm

2 stops42h 59m

$1,783

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 6/12

5:15 am-10:15 pm

3 stops26h 00m

Osaka Kansai Intl

Thu 6/19

1:35 pm-8:41 am

3 stops34h 06m

$1,820

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 6/13

7:50 am-6:55 pm

2 stops20h 05m

Osaka Itami

Fri 6/20

2:05 pm-4:41 pm

2 stops17h 36m

$2,043

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results
1
2

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

Rainfall in Osaka by month

Plan your trip to Osaka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

Plan your trip to Osaka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka, 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 84.2 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 Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated April 29, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and ANA from Idaho to Osaka to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,184 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
855 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Cathay Pacific
7.5
Good
852 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
United Airlines
7.4
Good
8,696 reviews
EVA Air
8.4
Very good
1,184 reviews

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • 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.

  • What is the cheapest month to book a flight from Idaho to Osaka?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Osaka (average of $898). Flying from Idaho to Osaka in December is currently the most expensive (average of $1,350). 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

Traveling to a place near Idaho?

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

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$597Average$1,094FlexibilityNo cancel feeOn-time69%

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