What is the cheapest airline that flies from Idaho to Osaka?

Korean Air and STARLUX Airlines are the most popular carriers operating from Idaho to Osaka

When did momondo last update prices for flights from Idaho to Osaka?

Prices for flights from Idaho to Osaka are refreshed on a daily basis.

How many operators does momondo search for flights from Idaho to Osaka?

As of February 2026, there is 1 operator available to choose from for flights from Idaho to Osaka.

How old do you have to be to fly from Idaho to Osaka?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Osaka.

What documentation or ID do you need to fly to Osaka?

The travel and health documents required for your trip to Osaka 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$414 Cheap Flights from Idaho to Osaka in 2026

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Find the cheapest flights from Idaho to Osaka

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7:05 am - 8:45 pm

BOI

KIX

22h 40m

2 stops

2:00 pm - 9:35 pm

KIX

BOI

22h 35m

2 stops

$978Korean Air

Mon, Mar 9 - Wed, Mar 25

7:05 am - 10:45 am

BOI

KIX

36h 40m

2 stops

2:00 pm - 9:35 pm

KIX

BOI

22h 35m

2 stops

$986Korean Air

Sun, Mar 8 - Wed, Mar 25

12:59 pm - 6:10 pm

BOI

ITM

38h 11m

2 stops

1:00 pm - 4:49 pm

ITM

BOI

18h 49m

2 stops

$1,051United Airlines

Sun, Mar 8 - Wed, Mar 25

7:00 am - 2:50 pm

BOI

KIX

40h 50m

2 stops

4:55 pm - 9:49 am

KIX

BOI

31h 54m

2 stops

$1,082United Airlines

Wed, Jul 1 - Fri, Jul 10

6:00 pm - 12:50 pm

BOI

KIX

27h 50m

2 stops

1:25 pm - 11:56 pm

KIX

BOI

25h 31m

2 stops

$1,086STARLUX Airlines

Mon, Mar 9 - Tue, Mar 31

6:00 pm - 11:10 am

BOI

KIX

26h 10m

2 stops

12:20 pm - 10:57 pm

KIX

BOI

25h 37m

2 stops

$1,116STARLUX Airlines

Mon, Mar 9 - Thu, Mar 26

8:39 am - 4:40 pm

BOI

KIX

17h 01m

1 stop

7:00 pm - 4:49 pm

KIX

BOI

36h 49m

2 stops

$1,215ANA

Tue, Mar 10 - Tue, Mar 24

9:52 am - 7:50 pm

BOI

ITM

18h 58m

2 stops

7:25 am - 12:42 pm

ITM

BOI

20h 17m

2 stops

$1,322Multiple Airlines

Mon, Mar 9 - Tue, Mar 31

8:16 am - 6:45 pm

BOI

ITM

19h 29m

2 stops

7:05 am - 12:25 pm

ITM

BOI

20h 20m

2 stops

$1,375Multiple Airlines

Mon, Mar 9 - Tue, Mar 31

9:26 am - 8:05 am

BOI

ITM

31h 39m

2 stops

4:40 pm - 3:24 pm

ITM

BOI

37h 44m

2 stops

$1,768ANA

Sun, Apr 5 - Sun, Apr 12

STARLUX Airlines flights from Idaho to Osaka

Our best STARLUX Airlines deals on Idaho to Osaka flight tickets

STARLUX Airlines

Mar 9

BOI6:00 pmBoise Air Term. Gowen Fld

27h 50m

2 stops

KIX12:50 pmOsaka Kansai Intl

Mar 31

KIX1:25 pmOsaka Kansai Intl

25h 31m

2 stops

BOI11:56 pmBoise Air Term. Gowen Fld

$1,086

STARLUX Airlines

Mar 9

BOI6:00 pmBoise Air Term. Gowen Fld

26h 10m

2 stops

KIX11:10 amOsaka Kansai Intl

Mar 26

KIX12:20 pmOsaka Kansai Intl

25h 37m

2 stops

BOI10:57 pmBoise Air Term. Gowen Fld

$1,116

STARLUX Airlines

Mar 10

BOI6:00 pmBoise Air Term. Gowen Fld

26h 10m

2 stops

KIX11:10 amOsaka Kansai Intl

Mar 26

KIX12:20 pmOsaka Kansai Intl

26h 36m

2 stops

BOI11:56 pmBoise Air Term. Gowen Fld

$1,136

United Airlines flights from Idaho to Osaka

Our best United Airlines deals on Idaho to Osaka flight tickets

United Airlines

Feb 22

BOI8:41 amBoise Air Term. Gowen Fld

15h 59m

1 stop

KIX4:40 pmOsaka Kansai Intl

Feb 26

KIX6:35 pmOsaka Kansai Intl

18h 36m

1 stop

BOI9:11 pmBoise Air Term. Gowen Fld

$712

United Airlines

Feb 22

BOI8:41 amBoise Air Term. Gowen Fld

15h 59m

1 stop

KIX4:40 pmOsaka Kansai Intl

Feb 26

KIX6:35 pmOsaka Kansai Intl

18h 20m

2 stops

BOI8:55 pmBoise Air Term. Gowen Fld

$716

United Airlines

Feb 22

BOI10:53 amBoise Air Term. Gowen Fld

37h 47m

1 stop

KIX4:40 pmOsaka Kansai Intl

Feb 26

KIX6:35 pmOsaka Kansai Intl

18h 36m

1 stop

BOI9:11 pmBoise Air Term. Gowen Fld

$718

Fly from

Fly to

Route

Depart

Return

Price

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 3/9

7:05 am-8:45 pm

2 stops22h 40m

Osaka Kansai Intl

Wed 3/25

2:00 pm-9:35 pm

2 stops22h 35m

$978

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Sun 3/8

7:05 am-10:45 am

2 stops36h 40m

Osaka Kansai Intl

Wed 3/25

2:00 pm-9:35 pm

2 stops22h 35m

$986

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Sun 3/8

12:59 pm-6:10 pm

2 stops38h 11m

Osaka Itami

Wed 3/25

1:00 pm-4:49 pm

2 stops18h 49m

$1,051

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Wed 7/1

7:00 am-2:50 pm

2 stops40h 50m

Osaka Kansai Intl

Fri 7/10

4:55 pm-9:49 am

2 stops31h 54m

$1,082

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 3/9

6:00 pm-12:50 pm

2 stops27h 50m

Osaka Kansai Intl

Tue 3/31

1:25 pm-11:56 pm

2 stops25h 31m

$1,086

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 3/9

6:00 pm-11:10 am

2 stops26h 10m

Osaka Kansai Intl

Thu 3/26

12:20 pm-10:57 pm

2 stops25h 37m

$1,116

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Tue 3/10

8:39 am-4:40 pm

1 stop17h 01m

Osaka Kansai Intl

Tue 3/24

7:00 pm-4:49 pm

2 stops36h 49m

$1,215

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Mon 3/9

9:52 am-7:50 pm

2 stops18h 58m

Osaka Itami

Tue 3/31

7:25 am-12:42 pm

2 stops20h 17m

$1,322

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Mon 3/9

8:16 am-6:45 pm

2 stops19h 29m

Osaka Itami

Tue 3/31

7:05 am-12:25 pm

2 stops20h 20m

$1,375

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Sun 4/5

9:26 am-8:05 am

2 stops31h 39m

Osaka Itami

Sun 4/12

4:40 pm-3:24 pm

2 stops37h 44m

$1,768

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Osaka

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

Prices

Airlines

Can stopping save me money on Idaho to Osaka flights?

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

Cheap Idaho to Osaka flight deals and tips

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

Fastest flight time	15h 59m
Direct flights	None

The fastest flight from Idaho to Osaka takes 15h 59m

There are no direct flights from Idaho to Osaka. There are no popular flight routes from Idaho to Osaka.

Search flight deals

When did momondo last update prices for flights from Idaho to Osaka?
Prices for flights from Idaho to Osaka are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho to Osaka?
As of February 2026, there is 1 operator available to choose from for flights from Idaho to Osaka.
How old do you have to be to fly from Idaho to Osaka?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Osaka.
What documentation or ID do you need to fly to Osaka?
The travel and health documents required for your trip to Osaka 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Osaka

Compare and see reviews for airlines that fly from Idaho to Osaka with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 9,289 reviews		Search United Airlines flights

Nara

Nishinomiya

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Osaka for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Osaka from Idaho.

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

If you are not ready to book a flight from Idaho 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.

An easier way to manage your Osaka trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in Osaka

Osaka Itami Airport

Osaka Kansai Intl Airport

Cheap flights from Idaho to Osaka from $414

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 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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STARLUX Airlines flights from Idaho to Osaka

Our best STARLUX Airlines deals on Idaho to Osaka flight tickets

United Airlines flights from Idaho to Osaka

Our best United Airlines deals on Idaho to Osaka flight tickets

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How to get the cheapest flight ticket from Idaho to Osaka

Can stopping save me money on Idaho to Osaka flights?

What is the cheapest airline that flies from Idaho to Osaka?

Cheap Idaho to Osaka flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Idaho to Osaka

Compare and see reviews for airlines that fly from Idaho to Osaka with momondo

Traveling to a place near Osaka?

Why use momondo?

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

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

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

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

An easier way to manage your Osaka trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka

Fly your favorite airline to Osaka

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Osaka

List of cabin classes available on flights landing in Osaka. Availability may vary depending on flight origin and airline.

Popular cities in Japan

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Idaho

According to popular flight searches on momondo this year

Complete your trip to Osaka

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According to popular flight searches on momondo this year