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Cheap flights from Boise to Osaka from $368

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 11/18. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:45 am - 4:40 pmBOI-KIX
16h 55m1 stop
United Airlines Logo
6:35 pm - 4:10 pmKIX-BOI
13h 35m1 stop
$711United Airlines
Find Deal
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
7:45 am - 4:40 pmBOI-KIX
16h 55m1 stop
United Airlines Logo
8:20 am - 4:10 pmKIX-BOI
23h 50m2 stops
$713United Airlines
Find Deal
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
7:45 am - 7:25 pmBOI-KIX
19h 40m2 stops
United Airlines Logo
8:20 am - 4:10 pmKIX-BOI
23h 50m2 stops
$720United Airlines
Find Deal
Thu, Jan 29 - Mon, Feb 2
ANA Logo
7:45 am - 6:55 pmBOI-ITM
19h 10m2 stops
ANA Logo
12:00 pm - 4:10 pmITM-BOI
20h 10m2 stops
$733ANA
Find Deal
Thu, Jan 29 - Mon, Feb 2
ANA Logo
8:20 am - 5:05 pmBOI-ITM
17h 45m2 stops
ANA Logo
2:05 pm - 4:49 pmITM-BOI
17h 44m2 stops
$959ANA
Find Deal
Mon, Apr 20 - Fri, Apr 24
STARLUX Airlines Logo
6:00 pm - 12:15 pmBOI-KIX
27h 15m2 stops
STARLUX Airlines Logo
3:10 pm - 10:21 pmKIX-BOI
22h 11m2 stops
$1,006STARLUX Airlines
Find Deal
Mon, Apr 20 - Fri, Apr 24
Japan Airlines Logo
7:00 am - 7:55 pmBOI-ITM
20h 55m2 stops
Japan Airlines Logo
2:40 pm - 4:20 pmITM-BOI
17h 40m2 stops
$1,043Japan Airlines
Find Deal
Sun, Feb 15 - Fri, Feb 20
Multiple Airlines Logo
8:20 am - 2:50 pmBOI-KIX
15h 30m1 stop
Multiple Airlines Logo
5:00 pm - 4:15 pmKIX-BOI
38h 15m2 stops
$1,260Multiple Airlines
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Mon, Apr 20 - Fri, Apr 24
Multiple Airlines Logo
9:00 am - 8:25 amBOI-KIX
56h 25m3 stops
Multiple Airlines Logo
6:55 pm - 10:21 pmKIX-BOI
42h 26m2 stops
$2,663Multiple Airlines
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Mon, Apr 20 - Fri, Apr 24
Japan Airlines Logo
10:00 am - 7:55 pmBOI-ITM
17h 55m2 stops
Japan Airlines Logo
2:40 pm - 3:22 pmITM-BOI
16h 42m2 stops
$3,828Japan Airlines
Find Deal
Fri, Dec 12 - Mon, Jan 5

United Airlines flights from Boise to Osaka

Our best United Airlines deals on Boise to Osaka flight tickets
United Airlines
Jan 29
BOI7:45 amBoise Air Term. Gowen Fld
16h 55m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 2
KIX6:35 pmOsaka Kansai Intl
13h 35m
1 stop
BOI4:10 pmBoise Air Term. Gowen Fld
$711
Find similar
United Airlines
Jan 29
BOI7:45 amBoise Air Term. Gowen Fld
16h 55m
1 stop
KIX4:40 pmOsaka Kansai Intl
Feb 2
KIX8:20 amOsaka Kansai Intl
23h 50m
2 stops
BOI4:10 pmBoise Air Term. Gowen Fld
$713
Find similar
United Airlines
Jan 29
BOI7:45 amBoise Air Term. Gowen Fld
19h 40m
2 stops
KIX7:25 pmOsaka Kansai Intl
Feb 2
KIX8:20 amOsaka Kansai Intl
23h 50m
2 stops
BOI4:10 pmBoise Air Term. Gowen Fld
$720
Find similar

ANA flights from Boise to Osaka

Our best ANA deals on Boise to Osaka flight tickets
ANA
Jan 29
BOI7:45 amBoise Air Term. Gowen Fld
19h 10m
2 stops
ITM6:55 pmOsaka Itami
Feb 2
ITM12:00 pmOsaka Itami
20h 10m
2 stops
BOI4:10 pmBoise Air Term. Gowen Fld
$733
Find similar
ANA
Apr 20
BOI8:20 amBoise Air Term. Gowen Fld
17h 45m
2 stops
ITM5:05 pmOsaka Itami
Apr 24
ITM2:05 pmOsaka Itami
17h 44m
2 stops
BOI4:49 pmBoise Air Term. Gowen Fld
$959
Find similar
ANA
Apr 20
BOI8:20 amBoise Air Term. Gowen Fld
15h 30m
1 stop
KIX2:50 pmOsaka Kansai Intl
Apr 24
KIX8:30 amOsaka Kansai Intl
47h 19m
2 stops
BOI4:49 pmBoise Air Term. Gowen Fld
$967
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 7, 2025.
Use the filters below to find and compare flights from Boise to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Mon 2/2

6:35 pm-4:10 pm

1 stop13h 35m

$711

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-4:40 pm

1 stop16h 55m

Osaka Kansai Intl

Mon 2/2

8:20 am-4:10 pm

2 stops23h 50m

$713

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-7:25 pm

2 stops19h 40m

Osaka Kansai Intl

Mon 2/2

8:20 am-4:10 pm

2 stops23h 50m

$720

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Thu 1/29

7:45 am-6:55 pm

2 stops19h 10m

Osaka Itami

Mon 2/2

12:00 pm-4:10 pm

2 stops20h 10m

$733

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Mon 4/20

8:20 am-5:05 pm

2 stops17h 45m

Osaka Itami

Fri 4/24

2:05 pm-4:49 pm

2 stops17h 44m

$959

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 4/20

6:00 pm-12:15 pm

2 stops27h 15m

Osaka Kansai Intl

Fri 4/24

3:10 pm-10:21 pm

2 stops22h 11m

$1,006

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Sun 2/15

7:00 am-7:55 pm

2 stops20h 55m

Osaka Itami

Fri 2/20

2:40 pm-4:20 pm

2 stops17h 40m

$1,043

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 4/20

8:20 am-2:50 pm

1 stop15h 30m

Osaka Kansai Intl

Fri 4/24

5:00 pm-4:15 pm

2 stops38h 15m

$1,260

BoiseOsaka

BOI - KIX

BOIKIX

Boise Air Term. Gowen Fld

Mon 4/20

9:00 am-8:25 am

3 stops56h 25m

Osaka Kansai Intl

Fri 4/24

6:55 pm-10:21 pm

2 stops42h 26m

$2,663

BoiseOsaka

BOI - ITM

BOIITM

Boise Air Term. Gowen Fld

Fri 12/12

10:00 am-7:55 pm

2 stops17h 55m

Osaka Itami

Mon 1/5

2:40 pm-3:22 pm

2 stops16h 42m

$3,828

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

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 day to depart on your flight to Osaka?

According to our data, Monday is the cheapest day to fly to Osaka from Boise. The lowest ticket price found for a Monday departure recently was $1,476. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Osaka for around $2,367.

When to book flights from Boise to Osaka

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

Cheap Boise to Osaka (BOI to OSA) flight deals and tips

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

Direct flights

None
There are no direct flights from Boise to Osaka. There are no popular flight routes from Boise to Osaka.
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  • How far is Boise Air Term. Gowen Fld to Osaka by plane?

    Osaka is 5395.5 mi away from Boise Air Term. Gowen Fld. Flights usually cover this in 15h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Boise Air Term. Gowen Fld Airport to Osaka are updated daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Osaka?

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

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

    The required travel and health documents for your Osaka trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Boise to Osaka

Compare and see reviews for airlines that fly from Boise to Osaka with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $597Free CancellationRating
7.4
9,007 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
Nishinomiya

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Osaka from Boise.

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

Yes. All flights to Osaka from Boise on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Of course. momondo tracks the price of Boise to Osaka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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
Osaka Itami Airport
Osaka Kansai Intl Airport