BOI - KIX

$618 Find Cheap Flights from Boise to Osaka - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,112
Typical prices: $771-$994
United Airlines
Fri 1/12Sat 1/27
BOI - KIX • 1 stop
Cheapest one-way
$618
Typical prices: $539-$810
ANA
Fri 12/7
BOI - KIX • 1 stop
When to travel
February
Cheapest • 25% price drop
April
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to Osaka Kansai Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boise to Kansai Intl (BOI-KIX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boise to Kansai Intl

Tue, Jan 12 - Wed, Jan 27
United Airlines Logo
6:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
18h 25m1 stop San Francisco
United Airlines Logo
6:35 pm - 11:59 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
21h 24m1 stop San Francisco
$1,112United Airlines
Tue, Jan 12 - Fri, Jan 29
United Airlines Logo
8:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
16h 25m1 stop San Francisco
United Airlines Logo
6:35 pm - 9:15 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
18h 40m1 stop San Francisco
$1,112United Airlines
Tue, Jan 12 - Wed, Jan 27
United Airlines Logo
8:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
16h 25m1 stop San Francisco
United Airlines Logo
3:20 pm - 7:16 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
19h 56m2 stops Tokyo Haneda San Francisco
$1,115United Airlines
Tue, Jan 12 - Thu, Jan 28
United Airlines Logo
8:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
16h 25m1 stop San Francisco
United Airlines Logo
3:20 pm - 11:59 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
24h 39m2 stops Tokyo Haneda San Francisco
$1,115United Airlines
Tue, Jan 12 - Fri, Jan 29
United Airlines Logo
6:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
18h 25m1 stop San Francisco
United Airlines Logo
3:20 pm - 9:15 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
21h 55m2 stops Tokyo Haneda San Francisco
$1,115United Airlines
Tue, Jan 12 - Tue, Jan 26
United Airlines Logo
6:20 am - 4:45 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
18h 25m1 stop San Francisco
United Airlines Logo
3:20 pm - 11:59 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
24h 39m2 stops Tokyo Haneda San Francisco
$1,115United Airlines
Sun, Jan 10 - Wed, Jan 27
Delta Logo
10:38 am - 10:45 amBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
32h 07m2 stops Seattle/Tacoma Intl Incheon Intl
Delta Logo
2:15 am - 4:00 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
29h 45m2 stops Incheon Intl Seattle/Tacoma Intl
$1,126Delta
Sun, Jan 10 - Tue, Jan 26
Delta Logo
10:38 am - 10:45 amBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
32h 07m2 stops Seattle/Tacoma Intl Incheon Intl
Delta Logo
9:00 am - 4:00 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
23h 00m2 stops Incheon Intl Seattle/Tacoma Intl
$1,126Delta
Sat, Jan 9 - Wed, Jan 27
Delta Logo
10:38 am - 10:40 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
20h 02m2 stops Seattle/Tacoma Intl Incheon Intl
Delta Logo
2:15 am - 4:00 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
29h 45m2 stops Incheon Intl Seattle/Tacoma Intl
$1,182Delta
Mon, Jan 11 - Sun, Jan 17
Delta Logo
6:00 am - 10:40 pmBOI  Boise Air Term. Gowen Fld-KIX Osaka Kansai Intl
24h 40m2 stops Salt Lake City Incheon Intl
Delta Logo
2:15 am - 8:17 pmKIX  Osaka Kansai Intl-BOI Boise Air Term. Gowen Fld
34h 02m2 stops Incheon Intl Seattle/Tacoma Intl
$1,182Delta
Booking Insights

Price, demand and travel trends for Boise to Osaka Kansai Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Boise to Osaka Kansai Intl Airport with more confidence.

How much is a round-trip flight from Boise to Osaka Kansai Intl Airport?

Round-trip flights from Boise to Osaka Kansai Intl Airport start at $1,112. Prices are above average for this route right now, with typical round-trip fares ranging from $771 to $994. The lowest price found in the past 5 days was $1,112 on United Airlines.

What's the cheapest day of the week to fly from Boise to Osaka Kansai Intl Airport?

Sunday is the cheapest day of the week to fly from Boise to Osaka Kansai Intl Airport, it is 21% cheaper than the average day. Friday is the most expensive day with flight prices 246% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Boise to Osaka Kansai Intl Airport flights

Low season

November

Cheapest flight

$618
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 5% increase in price.
Flight from Boise to Osaka Kansai Intl Airport

When to book flights from Boise to Kansai Intl

Are your dates flexible? Find out the best times to travel from Boise to Kansai Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boise to Osaka Kansai Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Boise to Osaka Kansai Intl Airport?

    Flights from Boise to Osaka Kansai Intl Airport usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Osaka Kansai Intl (KIX).

  • What cabin classes can I book on flights from Boise to Osaka Kansai Intl Airport?

    Two cabin classes are available on flights from Boise to Osaka Kansai Intl Airport:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Boise to Osaka Kansai Intl Airport pass through?

    Most connecting flights from Boise to Osaka Kansai Intl Airport pass through San Francisco (SFO), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Boise to Osaka Kansai Intl Airport?

    On the Boise to Osaka Kansai Intl Airport route, being flexible with your departure day can save you up to 77%. Sunday is the cheapest day at $752 round-trip on average, while Friday is the most expensive at $3,264: a $2,512 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Osaka Kansai Intl Airport?

    Some of the most popular sights in Osaka Kansai Intl Airport are Namba Train Station, Universal Studios Japan and Dotonbori Glico Man Sign. These are among the most viewed places in Osaka Kansai Intl Airport on KAYAK.

  • Do I need a passport to fly from Boise to Osaka Kansai Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Boise to Osaka Kansai Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,112 to $7,200. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Boise to Osaka Kansai Intl Airport looking right now?

    One-way fares from Boise to Osaka Kansai Intl Airport are currently higher than usual. Average one-way flight prices are about $659, which is 13% above the typical average for this route.

  • What is the time difference between Boise and Osaka Kansai Intl Airport?

    Osaka Kansai Intl Airport is 15 hours ahead of Boise (Japan Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Osaka Kansai Intl Airport (KIX)?

    Osaka Kansai Intl Airport (KIX) hosts 5 major car rental companies, with daily rates starting from around $11 for economy cars. Top options include:
    · Yesaway
    · CG Car Rental
    · KuMa Rental Car
    · IX Rental
    · HM Rent a Car

  • How much should I expect to pay for a Boise to Osaka Kansai Intl Airport flight?

    Round-trip flights from Boise to Osaka Kansai Intl Airport range from $771 to $994, with an average of $943 over the past 12 months. Anything below $771 counts as a good deal.

Your guide to booking Boise to Osaka Kansai Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Friday. On this route, Sunday flights average $752 - about $2,512 less than Friday (77% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boise to Osaka Kansai Intl Airport trip for February. Fares historically average $706 round-trip in that month - typically $2,558 less than the most expensive month, which is March (based on the last 12 months).

Everything you need to know for your flight from Boise to Kansai Intl

Information on your arrival and departure airports

Boise (BOI)
Kansai Intl (KIX)