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Cheap flights from Idaho to Osaka from $911

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Osaka departing on 3/29. 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 Idaho to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:40 pm - 8:45 pm
BOI
-
KIX
33h 05m
2 stops
Delta Logo
9:05 am - 10:58 pm
KIX
-
BOI
28h 53m
2 stops
$915Delta
Wed, Apr 29 - Sat, May 9
ANA Logo
8:15 am - 2:50 pm
BOI
-
KIX
15h 35m
1 stop
ANA Logo
4:55 pm - 4:48 pm
KIX
-
BOI
14h 53m
1 stop
$958ANA
Sun, Sep 13 - Wed, Sep 23
United Airlines Logo
6:23 am - 2:50 pm
BOI
-
KIX
17h 27m
1 stop
United Airlines Logo
4:55 pm - 11:50 pm
KIX
-
BOI
21h 55m
1 stop
$964United Airlines
Mon, Sep 7 - Wed, Sep 9
United Airlines Logo
8:15 am - 2:50 pm
BOI
-
KIX
15h 35m
1 stop
United Airlines Logo
9:20 am - 9:19 pm
KIX
-
BOI
26h 59m
2 stops
$966United Airlines
Mon, Sep 7 - Wed, Sep 9
United Airlines Logo
8:15 am - 2:50 pm
BOI
-
KIX
15h 35m
1 stop
United Airlines Logo
9:20 am - 4:48 pm
KIX
-
BOI
22h 28m
2 stops
$968United Airlines
Mon, Sep 7 - Fri, Sep 18
United Airlines Logo
8:15 am - 7:50 pm
BOI
-
KIX
20h 35m
2 stops
United Airlines Logo
9:20 am - 4:48 pm
KIX
-
BOI
22h 28m
2 stops
$973United Airlines
Mon, Sep 7 - Wed, Sep 9
United Airlines Logo
8:15 am - 7:50 pm
BOI
-
KIX
20h 35m
2 stops
United Airlines Logo
9:20 am - 4:48 pm
KIX
-
BOI
22h 28m
2 stops
$974United Airlines
Mon, Sep 7 - Fri, Sep 18
United Airlines Logo
7:01 pm - 7:50 pm
BOI
-
KIX
33h 49m
2 stops
United Airlines Logo
4:55 pm - 9:43 am
KIX
-
BOI
31h 48m
2 stops
$982United Airlines
Sun, Sep 13 - Wed, Sep 23
United Airlines Logo
6:15 am - 2:50 pm
BOI
-
KIX
17h 35m
1 stop
United Airlines Logo
4:55 pm - 3:26 pm
KIX
-
BOI
13h 31m
1 stop
$1,004United Airlines
Wed, Apr 29 - Sat, May 9
United Airlines Logo
6:15 am - 2:50 pm
BOI
-
KIX
17h 35m
1 stop
United Airlines Logo
4:55 pm - 9:54 am
KIX
-
BOI
31h 59m
2 stops
$1,009United Airlines
Wed, Apr 29 - Sat, May 9

Delta flights from Idaho to Osaka Kansai Intl Airport

Our best Delta deals on Idaho to Osaka Kansai Intl Airport flight tickets
Delta
Apr 29
BOI8:40 pmBoise Air Term. Gowen Fld
33h 05m
2 stops
KIX8:45 pmOsaka Kansai Intl
May 9
KIX9:05 amOsaka Kansai Intl
28h 53m
2 stops
BOI10:58 pmBoise Air Term. Gowen Fld
$915
Delta
Apr 29
BOI8:40 pmBoise Air Term. Gowen Fld
33h 05m
2 stops
KIX8:45 pmOsaka Kansai Intl
May 8
KIX2:15 amOsaka Kansai Intl
35h 43m
2 stops
BOI10:58 pmBoise Air Term. Gowen Fld
$1,015
Delta
May 24
BOI6:00 pmBoise Air Term. Gowen Fld
35h 45m
2 stops
KIX8:45 pmOsaka Kansai Intl
Jun 5
KIX2:15 amOsaka Kansai Intl
34h 56m
2 stops
BOI10:11 pmBoise Air Term. Gowen Fld
$1,484

United Airlines flights from Idaho to Osaka Kansai Intl Airport

Our best United Airlines deals on Idaho to Osaka Kansai Intl Airport flight tickets
United Airlines
Sep 7
BOI6:23 amBoise Air Term. Gowen Fld
17h 27m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 9
KIX4:55 pmOsaka Kansai Intl
21h 55m
1 stop
BOI11:50 pmBoise Air Term. Gowen Fld
$964
United Airlines
Sep 7
BOI8:15 amBoise Air Term. Gowen Fld
15h 35m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 9
KIX9:20 amOsaka Kansai Intl
26h 59m
2 stops
BOI9:19 pmBoise Air Term. Gowen Fld
$966
United Airlines
Sep 7
BOI8:15 amBoise Air Term. Gowen Fld
15h 35m
1 stop
KIX2:50 pmOsaka Kansai Intl
Sep 18
KIX9:20 amOsaka Kansai Intl
22h 28m
2 stops
BOI4:48 pmBoise Air Term. Gowen Fld
$968

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 March 25, 2026.
Use the filters below to find and compare flights from Idaho 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

Wed 4/29

8:40 pm-8:45 pm

2 stops33h 05m

Osaka Kansai Intl

Sat 5/9

9:05 am-10:58 pm

2 stops28h 53m

$915
Quickest round-trip

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 9/13

8:15 am-2:50 pm

1 stop15h 35m

Osaka Kansai Intl

Wed 9/23

4:55 pm-4:48 pm

1 stop14h 53m

$958

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/7

6:23 am-2:50 pm

1 stop17h 27m

Osaka Kansai Intl

Wed 9/9

4:55 pm-11:50 pm

1 stop21h 55m

$964

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/7

8:15 am-2:50 pm

1 stop15h 35m

Osaka Kansai Intl

Wed 9/9

9:20 am-9:19 pm

2 stops26h 59m

$966

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/7

8:15 am-2:50 pm

1 stop15h 35m

Osaka Kansai Intl

Fri 9/18

9:20 am-4:48 pm

2 stops22h 28m

$968

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/7

8:15 am-7:50 pm

2 stops20h 35m

Osaka Kansai Intl

Wed 9/9

9:20 am-4:48 pm

2 stops22h 28m

$973

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 9/7

8:15 am-7:50 pm

2 stops20h 35m

Osaka Kansai Intl

Fri 9/18

9:20 am-4:48 pm

2 stops22h 28m

$974

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 9/13

7:01 pm-7:50 pm

2 stops33h 49m

Osaka Kansai Intl

Wed 9/23

4:55 pm-9:43 am

2 stops31h 48m

$982

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 4/29

6:15 am-2:50 pm

1 stop17h 35m

Osaka Kansai Intl

Sat 5/9

4:55 pm-3:26 pm

1 stop13h 31m

$1,004

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 4/29

6:15 am-2:50 pm

1 stop17h 35m

Osaka Kansai Intl

Sat 5/9

4:55 pm-9:54 am

2 stops31h 59m

$1,009

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 Idaho 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 Idaho to Osaka Kansai Intl Airport flights?

You could potentially save up to 52% on your flight if you consider stops on a Idaho to Osaka Kansai Intl Airport flight.

Cheap Idaho to Osaka Kansai Intl Airport flight deals and tips

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

Fastest flight time

17h 27m

Direct flights

None
The fastest flight from Idaho to Osaka Kansai Intl Airport takes 17h 27m
There are no direct flights from Idaho to Osaka Kansai Intl Airport. There are no popular flight routes from Idaho to Osaka Kansai Intl Airport.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Osaka Kansai Intl Airport?

    Prices for flights from Idaho to Osaka Kansai Intl Airport are updated daily.

  • How many operators does momondo search for flights from Idaho to Osaka Kansai Intl Airport?

  • How old do you have to be to fly from Idaho to Osaka Kansai Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho to Osaka Kansai Intl Airport.

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

    The travel and health documents you'll need for your trip to Osaka Kansai Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Osaka Kansai Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Osaka Kansai Intl Airport

Compare and see reviews for airlines that fly from Idaho to Osaka Kansai Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $597Free CancellationRating
7.4
9,477 reviews
Search United Airlines flights

Traveling to a place near Osaka?

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

Why use momondo?

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

Finding the right flight to Osaka from Idaho 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 Idaho to Osaka with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Osaka from Idaho with this policy.

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

momondo helps you find the best flight between Idaho and Osaka by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Idaho to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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