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$675+ Cheap flights from Boise (BOI) 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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — OSA
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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Find flight deals from Boise to Osaka

Cheapest flights from Boise to Osaka
Explore the most affordable flight options available from Boise to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

This FlightHub deal was found by Cheapflights users on 12/1. 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.
Fri 12/56:35 amBOI - ITM
2 stops20h 35mANA
Sun 12/710:00 amITM - BOI
2 stops22h 03mANA
Deal found 12/1$721
This FlightHub deal was found by Cheapflights users on 12/1. 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.
Fri 12/56:35 amBOI - KIX
1 stop18h 05mANA
Sun 12/76:35 pmKIX - BOI
1 stop13h 28mANA
Deal found 12/1$726
This FlightHub deal was found by Cheapflights users on 12/1. 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.
Fri 12/510:00 amBOI - ITM
2 stops18h 05mJapan Airlines
Sun 12/76:35 pmITM - BOI
2 stops36h 51mJapan Airlines
Deal found 12/1$1,174
This FlightHub deal was found by Cheapflights users on 12/1. 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 12/156:35 amBOI - KIX
1 stop18h 05mANA
Mon 1/55:35 pmKIX - BOI
2 stops38h 35mANA
Deal found 12/1$2,502
This oojo deal was found by Cheapflights users on 12/1. 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 12/158:25 amBOI - KIX
2 stops35h 30mEVA Air
Mon 1/56:10 pmKIX - BOI
2 stops43h 57mEVA Air
Deal found 12/1$2,676
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/156:35 amBOI - KIX
1 stop18h 05mUnited Airlines
Mon 1/56:35 pmKIX - BOI
1 stop16h 38mUnited Airlines
Deal found 12/1$2,855
This Qatar Airways deal was found by Cheapflights users on 12/1. 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.
Mon 12/158:25 amBOI - KIX
3 stops56h 00mMultiple Airlines
Mon 1/55:55 pmKIX - BOI
2 stops40h 10mMultiple Airlines
Deal found 12/1$3,403
This KAYAK deal was found by Cheapflights users on 12/1. 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.
Fri 12/57:45 amBOI - KIX
2 stops35h 50mChina Airlines
Sun 12/72:30 pmKIX - BOI
2 stops40h 43mChina Airlines
Deal found 12/1$10,560

Cheap flight deals from Boise to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Osaka (OSA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$682
(oojo)

One-way from

$675
(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 Boise Air Term. Gowen Fld to Osaka (OSA)
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Osaka (OSA)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 1, 2025.
Use the filters below to find and compare flights from Boise to Osaka that are best for you.

Fly from

Boise

Fly to

Osaka

Route

Depart

Return

Price

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Wed 1/14

10:00 am-7:55 pm

2 stops17h 55m

Osaka Itami

Fri 1/23

2:40 pm-3:10 pm

2 stops16h 30m

$682

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 1/14

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Fri 1/23

6:35 pm-4:10 pm

1 stop13h 35m

$704

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 1/23

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Tue 1/27

8:20 am-9:25 pm

2 stops29h 05m

$713

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 1/14

5:16 pm-4:40 pm

2 stops31h 24m

Osaka Kansai Intl

Fri 1/23

6:35 pm-7:51 pm

2 stops17h 16m

$715

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 12/5

6:35 am-7:10 pm

2 stops20h 35m

Osaka Itami

Sun 12/7

10:00 am-4:03 pm

2 stops22h 03m

$721

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 12/5

6:35 am-4:40 pm

1 stop18h 05m

Osaka Kansai Intl

Sun 12/7

6:35 pm-4:03 pm

1 stop13h 28m

$726

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 1/23

7:45 am-7:10 pm

2 stops19h 25m

Osaka Itami

Tue 1/27

1:00 pm-4:10 pm

2 stops19h 10m

$884

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 12/5

10:00 am-8:05 pm

2 stops18h 05m

Osaka Itami

Sun 12/7

6:35 pm-3:26 pm

2 stops36h 51m

$1,174

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 12/15

6:35 am-4:40 pm

1 stop18h 05m

Osaka Kansai Intl

Mon 1/5

5:35 pm-4:10 pm

2 stops38h 35m

$2,502

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Sun 1/4

6:35 am-6:10 pm

2 stops19h 35m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/29

Showing 1-10 of 11 results
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Compare providers for flights from Boise to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Osaka in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Osaka flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Osaka flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Osaka flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Osaka

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

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Osaka. You should not have trouble finding flights to Osaka from Air Term. Gowen Fld; the airport handles an average of 0 outbound flights to Osaka per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boise airport to Osaka. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to Osaka?

    For as low as $704, Japan Airlines can have you in Osaka from Boise in 16h 55m. There are 5419 mi between Boise and Osaka. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Boise to Osaka round-trip?

    United Airlines, at $597, was found to be the cheapest airline from Boise to Osaka..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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
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Alternative routes for Boise to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Kansai Intl flights

Top airline flying from Boise to Osaka

Discover the top airline that operate flights from Boise 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 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$597Average$903FlexibilityNo cancel feeOn-time69%

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