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Cheap flights from Boise to Osaka from $1,015

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 5/28. 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
0 bags

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Find the cheapest flights from Boise to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 2:50 pm
BOI
-
KIX
17h 20m
1 stop
United Airlines Logo
4:55 pm - 4:44 pm
KIX
-
BOI
14h 49m
1 stop
$1,389United Airlines
Thu, Jul 9 - Tue, Jul 14
ANA Logo
10:35 am - 2:50 pm
BOI
-
KIX
37h 15m
1 stop
ANA Logo
9:20 am - 4:44 pm
KIX
-
BOI
22h 24m
2 stops
$1,392ANA
Sat, Jul 18 - Wed, Jul 29
United Airlines Logo
5:46 pm - 2:50 pm
BOI
-
KIX
30h 04m
2 stops
United Airlines Logo
4:55 pm - 11:55 pm
KIX
-
BOI
22h 00m
1 stop
$1,393United Airlines
Thu, Jul 9 - Tue, Jul 14
United Airlines Logo
5:46 pm - 2:50 pm
BOI
-
KIX
30h 04m
2 stops
United Airlines Logo
9:20 am - 4:44 pm
KIX
-
BOI
22h 24m
2 stops
$1,403United Airlines
Sat, Jul 18 - Wed, Jul 29
United Airlines Logo
7:05 pm - 2:50 pm
BOI
-
KIX
28h 45m
1 stop
United Airlines Logo
9:20 am - 4:44 pm
KIX
-
BOI
22h 24m
2 stops
$1,405United Airlines
Sat, Jul 18 - Wed, Jul 29
United Airlines Logo
5:46 pm - 2:50 pm
BOI
-
KIX
30h 04m
2 stops
United Airlines Logo
4:55 pm - 10:05 pm
KIX
-
BOI
20h 10m
2 stops
$1,473United Airlines
Thu, Jul 9 - Tue, Jul 14
Multiple Airlines Logo
8:03 am - 2:00 pm
BOI
-
KIX
62h 57m
3 stops
Multiple Airlines Logo
6:55 pm - 10:45 pm
KIX
-
BOI
42h 50m
2 stops
$1,540Multiple Airlines
Thu, Jul 9 - Tue, Jul 14
Multiple Airlines Logo
11:42 am - 5:25 pm
BOI
-
KIX
38h 43m
2 stops
Multiple Airlines Logo
2:45 pm - 10:45 pm
KIX
-
BOI
47h 00m
3 stops
$1,647Multiple Airlines
Sat, Jul 4 - Wed, Jul 8
Multiple Airlines Logo
11:42 am - 5:25 pm
BOI
-
KIX
38h 43m
2 stops
Multiple Airlines Logo
2:45 pm - 10:45 pm
KIX
-
BOI
47h 00m
3 stops
$1,648Multiple Airlines
Sat, Jul 4 - Wed, Jul 8
Multiple Airlines Logo
10:00 am - 10:00 pm
BOI
-
KIX
21h 00m
2 stops
Multiple Airlines Logo
5:45 pm - 10:45 pm
KIX
-
BOI
20h 00m
1 stop
$1,687Multiple Airlines
Sat, Jul 4 - Wed, Jul 8

STARLUX Airlines flights from Boise to Osaka Kansai Intl Airport

Our best STARLUX Airlines deals on Boise to Osaka Kansai Intl Airport flight tickets
STARLUX Airlines
Aug 19
BOI7:48 pmBoise Air Term. Gowen Fld
25h 27m
2 stops
KIX12:15 pmOsaka Kansai Intl
Sep 9
KIX3:10 pmOsaka Kansai Intl
22h 28m
2 stops
BOI10:38 pmBoise Air Term. Gowen Fld
$1,266
STARLUX Airlines
Oct 5
BOI8:00 pmBoise Air Term. Gowen Fld
25h 15m
2 stops
KIX12:15 pmOsaka Kansai Intl
Oct 26
KIX2:00 pmOsaka Kansai Intl
23h 06m
2 stops
BOI10:06 pmBoise Air Term. Gowen Fld
$1,290
STARLUX Airlines
Oct 5
BOI6:01 pmBoise Air Term. Gowen Fld
27h 14m
2 stops
KIX12:15 pmOsaka Kansai Intl
Oct 26
KIX12:20 pmOsaka Kansai Intl
26h 38m
2 stops
BOI11:58 pmBoise Air Term. Gowen Fld
$1,307

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 25
BOI6:15 amBoise Air Term. Gowen Fld
17h 35m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 10
KIX4:55 pmOsaka Kansai Intl
13h 36m
1 stop
BOI3:31 pmBoise Air Term. Gowen Fld
$1,092
United Airlines
Sep 1
BOI8:15 amBoise Air Term. Gowen Fld
15h 35m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 8
KIX9:20 amOsaka Kansai Intl
26h 59m
2 stops
BOI9:19 pmBoise Air Term. Gowen Fld
$1,094
United Airlines
Aug 25
BOI5:40 pmBoise Air Term. Gowen Fld
30h 10m
2 stops
KIX2:50 pmOsaka Kansai Intl
Sep 10
KIX4:55 pmOsaka Kansai Intl
19h 42m
2 stops
BOI9:37 pmBoise Air Term. Gowen Fld
$1,096

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 May 15, 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
Quickest round-trip

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 7/9

6:30 am-2:50 pm

1 stop17h 20m

Osaka Kansai Intl

Tue 7/14

4:55 pm-4:44 pm

1 stop14h 49m

$1,389

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/18

10:35 am-2:50 pm

1 stop37h 15m

Osaka Kansai Intl

Wed 7/29

9:20 am-4:44 pm

2 stops22h 24m

$1,392

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 7/9

5:46 pm-2:50 pm

2 stops30h 04m

Osaka Kansai Intl

Tue 7/14

4:55 pm-11:55 pm

1 stop22h 00m

$1,393

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/18

5:46 pm-2:50 pm

2 stops30h 04m

Osaka Kansai Intl

Wed 7/29

9:20 am-4:44 pm

2 stops22h 24m

$1,403

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/18

7:05 pm-2:50 pm

1 stop28h 45m

Osaka Kansai Intl

Wed 7/29

9:20 am-4:44 pm

2 stops22h 24m

$1,405

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 7/9

5:46 pm-2:50 pm

2 stops30h 04m

Osaka Kansai Intl

Tue 7/14

4:55 pm-10:05 pm

2 stops20h 10m

$1,473

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 7/9

8:03 am-2:00 pm

3 stops62h 57m

Osaka Kansai Intl

Tue 7/14

6:55 pm-10:45 pm

2 stops42h 50m

$1,540

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/4

11:42 am-5:25 pm

2 stops38h 43m

Osaka Kansai Intl

Wed 7/8

2:45 pm-10:45 pm

3 stops47h 00m

$1,647

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/4

11:42 am-5:25 pm

2 stops38h 43m

Osaka Kansai Intl

Wed 7/8

2:45 pm-10:45 pm

3 stops47h 00m

$1,648

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sat 7/4

10:00 am-10:00 pm

2 stops21h 00m

Osaka Kansai Intl

Wed 7/8

5:45 pm-10:45 pm

1 stop20h 00m

$1,687

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

Can stopping save me money on Boise to Osaka Kansai Intl Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Boise to Osaka Kansai Intl Airport flight.

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 20m

Direct flights

None
The fastest flight from Boise to Osaka Kansai Intl Airport takes 17h 20m
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.
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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 20m.

  • 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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