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Cheap flights from Boise to Osaka from $560

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Osaka departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boise to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:05 pm - 4:25 pm
BOI
-
KIX
30h 20m
2 stops
Air Canada Logo
6:00 pm - 3:31 pm
KIX
-
BOI
36h 31m
2 stops
$1,048Air Canada
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
6:32 am - 2:50 pm
BOI
-
KIX
17h 18m
1 stop
United Airlines Logo
4:55 pm - 3:31 pm
KIX
-
BOI
13h 36m
1 stop
$1,091United Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
5:44 pm - 2:50 pm
BOI
-
KIX
30h 06m
2 stops
United Airlines Logo
4:55 pm - 3:31 pm
KIX
-
BOI
13h 36m
1 stop
$1,095United Airlines
Tue, Aug 11 - Tue, Aug 18
Multiple Airlines Logo
7:05 pm - 4:25 pm
BOI
-
KIX
30h 20m
2 stops
Multiple Airlines Logo
6:00 pm - 9:37 pm
KIX
-
BOI
18h 37m
2 stops
$1,098Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Air Canada Logo
6:15 am - 4:25 pm
BOI
-
KIX
43h 10m
2 stops
Air Canada Logo
6:00 pm - 3:31 pm
KIX
-
BOI
36h 31m
2 stops
$1,110Air Canada
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
7:05 pm - 4:25 pm
BOI
-
KIX
30h 20m
2 stops
Multiple Airlines Logo
6:00 pm - 9:37 pm
KIX
-
BOI
18h 37m
2 stops
$1,113Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Air Canada Logo
6:15 am - 4:25 pm
BOI
-
KIX
43h 10m
2 stops
Air Canada Logo
6:00 pm - 3:31 pm
KIX
-
BOI
36h 31m
2 stops
$1,144Air Canada
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
8:03 am - 6:45 pm
BOI
-
KIX
19h 42m
1 stop
Multiple Airlines Logo
2:40 pm - 10:45 pm
KIX
-
BOI
23h 05m
2 stops
$1,183Multiple Airlines
Sun, Aug 9 - Sun, Aug 16
Delta Logo
8:59 am - 11:20 am
BOI
-
KIX
35h 21m
2 stops
Delta Logo
2:15 am - 10:30 pm
KIX
-
BOI
35h 15m
2 stops
$1,204Delta
Sun, Aug 9 - Sat, Aug 15
Air Canada Logo
5:00 am - 4:25 pm
BOI
-
KIX
20h 25m
2 stops
Air Canada Logo
6:00 pm - 10:53 pm
KIX
-
BOI
43h 53m
2 stops
$1,258Air Canada
Fri, Aug 7 - Fri, Aug 14

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United Airlines flights from Boise to Osaka Kansai Intl Airport

Our best United Airlines deals on Boise to Osaka Kansai Intl Airport flight tickets
United Airlines
Aug 11
BOI6:32 amBoise Air Term. Gowen Fld
17h 18m
1 stop
KIX2:50 pmOsaka Kansai Intl
Aug 18
KIX4:55 pmOsaka Kansai Intl
13h 36m
1 stop
BOI3:31 pmBoise Air Term. Gowen Fld
$1,091
United Airlines
Aug 11
BOI5:44 pmBoise Air Term. Gowen Fld
30h 06m
2 stops
KIX2:50 pmOsaka Kansai Intl
Aug 18
KIX4:55 pmOsaka Kansai Intl
13h 36m
1 stop
BOI3:31 pmBoise Air Term. Gowen Fld
$1,095
United Airlines
Sep 1
BOI8:15 amBoise Air Term. Gowen Fld
15h 35m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 8
KIX4:55 pmOsaka Kansai Intl
19h 42m
2 stops
BOI9:37 pmBoise Air Term. Gowen Fld
$1,310

Japan Airlines flights from Boise to Osaka Kansai Intl Airport

Our best Japan Airlines deals on Boise to Osaka Kansai Intl Airport flight tickets
Japan Airlines
Sep 1
BOI7:05 amBoise Air Term. Gowen Fld
20h 40m
1 stop
KIX6:45 pmOsaka Kansai Intl
Sep 8
KIX9:00 pmOsaka Kansai Intl
33h 24m
2 stops
BOI3:24 pmBoise Air Term. Gowen Fld
$1,267
Japan Airlines
Sep 1
BOI7:05 amBoise Air Term. Gowen Fld
20h 40m
1 stop
KIX6:45 pmOsaka Kansai Intl
Sep 8
KIX5:45 pmOsaka Kansai Intl
20h 15m
1 stop
BOI11:00 pmBoise Air Term. Gowen Fld
$1,276
Japan Airlines
Sep 1
BOI7:05 amBoise Air Term. Gowen Fld
20h 40m
1 stop
KIX6:45 pmOsaka Kansai Intl
Sep 8
KIX5:45 pmOsaka Kansai Intl
20h 15m
1 stop
BOI11:00 pmBoise Air Term. Gowen Fld
$1,281

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Osaka Kansai Intl Airport 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, momondo users made 832,500 searches. Data last updated June 29, 2026.
Use the filters below to find and compare flights from Boise to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 8/11

7:05 pm-4:25 pm

2 stops30h 20m

Osaka Kansai Intl

Tue 8/18

6:00 pm-3:31 pm

2 stops36h 31m

$1,048
Quickest round-trip

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 8/11

6:32 am-2:50 pm

1 stop17h 18m

Osaka Kansai Intl

Tue 8/18

4:55 pm-3:31 pm

1 stop13h 36m

$1,091

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 8/11

5:44 pm-2:50 pm

2 stops30h 06m

Osaka Kansai Intl

Tue 8/18

4:55 pm-3:31 pm

1 stop13h 36m

$1,095

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 9/1

7:05 pm-4:25 pm

2 stops30h 20m

Osaka Kansai Intl

Tue 9/8

6:00 pm-9:37 pm

2 stops18h 37m

$1,098

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 9/1

6:15 am-4:25 pm

2 stops43h 10m

Osaka Kansai Intl

Tue 9/8

6:00 pm-3:31 pm

2 stops36h 31m

$1,110

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 9/1

7:05 pm-4:25 pm

2 stops30h 20m

Osaka Kansai Intl

Tue 9/8

6:00 pm-9:37 pm

2 stops18h 37m

$1,113

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 9/1

6:15 am-4:25 pm

2 stops43h 10m

Osaka Kansai Intl

Tue 9/8

6:00 pm-3:31 pm

2 stops36h 31m

$1,144

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 8/9

8:03 am-6:45 pm

1 stop19h 42m

Osaka Kansai Intl

Sun 8/16

2:40 pm-10:45 pm

2 stops23h 05m

$1,183

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 8/9

8:59 am-11:20 am

2 stops35h 21m

Osaka Kansai Intl

Sat 8/15

2:15 am-10:30 pm

2 stops35h 15m

$1,204

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Fri 8/7

5:00 am-4:25 pm

2 stops20h 25m

Osaka Kansai Intl

Fri 8/14

6:00 pm-10:53 pm

2 stops43h 53m

$1,258

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Boise to Osaka Kansai Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Osaka Kansai Intl?

Air Canada and Japan Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Osaka Kansai Intl

When to book flights from Boise to Osaka Kansai Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Osaka Kansai Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to Osaka Kansai Intl Airport (BOI to KIX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Osaka Kansai Intl Airport

Fastest flight time

17h 18m

Direct flights

None
The fastest flight from Boise to Osaka Kansai Intl Airport takes 17h 18m
There are no direct flights from Boise to Osaka Kansai Intl Airport. There are no popular flight routes from Boise to Osaka Kansai Intl Airport.
Search flight deals

Frequently asked questions about flying from Boise to Osaka Kansai Intl Airport

  • How far is Boise Air Term. Gowen Fld to Osaka Kansai Intl by plane?

    There are 5417.9 mi between Boise Air Term. Gowen Fld and Osaka Kansai Intl. By plane, this route typically takes 17h 18m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Osaka Kansai Intl Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Osaka Kansai Intl Airport were last updated today.

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Osaka Kansai Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The travel and health documents required for your trip to Osaka Kansai Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka Kansai Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Osaka?

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

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Osaka?

Finding the right flight to Osaka from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Osaka quick and easy, saving you time and money.

Can I find flights from Boise to Osaka with flexible booking policies on momondo?

momondo does allow users to show only those flights to Osaka from Boise which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boise to Osaka?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Osaka.

I’m not ready to book a flight from Boise to Osaka right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boise to Osaka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Osaka and let you know when they change.

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