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Kansai Intl

$409+ Cheap flights from Ontario (ONT) to Kansai Intl (KIX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KIX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Ontario to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Kansai Intl (KIX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$816
(Delta)

One-way from

$409
(Trip.com)

Popular in

July

Cheapest in

August

Average price

$1,825
From Ontario to Osaka Kansai Intl
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One-way flight from Ontario to Osaka Kansai Intl
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Highest demand for flights based on searches. 9% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Kansai Intl

Cheapest flights from Ontario to Kansai Intl
Explore the most affordable flight options available from Ontario to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:45 amONT - KIX
2 stops22h 15mDelta
Tue 10/2811:55 amKIX - ONT
2 stops26h 47mDelta
Deal found 7/2$816
This FlightHub deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:43 amONT - KIX
2 stops21h 17mKorean Air
Tue 11/1811:55 amKIX - ONT
2 stops22h 22mKorean Air
Deal found 7/2$818
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:00 amONT - KIX
1 stop16h 50mUnited Airlines
Tue 9/94:50 pmKIX - ONT
2 stops19h 53mUnited Airlines
Deal found 7/1$825
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:15 amONT - KIX
2 stops20h 30mAmerican Airlines
Sat 10/255:55 pmKIX - ONT
2 stops20h 47mAmerican Airlines
Deal found 7/2$848
This Hawaiian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:45 amONT - KIX
1 stop17h 00mHawaiian Airlines
Mon 11/248:45 pmKIX - ONT
1 stop18h 10mHawaiian Airlines
Deal found 7/1$930
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:45 amONT - KIX
1 stop20h 05mChina Airlines
Sat 9/201:10 pmKIX - ONT
1 stop20h 50mChina Airlines
Deal found 7/1$932

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Kansai Intl 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Ontario to Osaka Kansai Intl Airport that are best for you.

Fly from

Ontario

Fly to

Kansai Intl

Route

Depart

Return

Price

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Tue 10/21

6:45 am-9:00 pm

2 stops22h 15m

Osaka Kansai Intl

Tue 10/28

11:55 am-10:42 pm

2 stops26h 47m

$816

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Tue 11/11

6:43 am-9:00 pm

2 stops21h 17m

Osaka Kansai Intl

Tue 11/18

11:55 am-5:17 pm

2 stops22h 22m

$818

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sun 8/24

6:00 am-2:50 pm

1 stop16h 50m

Osaka Kansai Intl

Tue 9/9

4:50 pm-8:43 pm

2 stops19h 53m

$825

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Wed 10/15

6:15 am-6:45 pm

2 stops20h 30m

Osaka Kansai Intl

Sat 10/25

5:55 pm-10:42 pm

2 stops20h 47m

$848

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sun 10/26

9:45 am-6:45 pm

1 stop17h 00m

Osaka Kansai Intl

Mon 11/24

8:45 pm-9:55 pm

1 stop18h 10m

$930

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Thu 9/11

12:45 am-12:50 pm

1 stop20h 05m

Osaka Kansai Intl

Sat 9/20

1:10 pm-6:00 pm

1 stop20h 50m

$932

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Tue 8/26

6:00 am-10:15 pm

2 stops24h 15m

$409

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Wed 9/24

6:00 am-9:00 pm

2 stops23h 00m

$429

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Tue 11/4

6:45 am-5:00 pm

2 stops41h 15m

$452

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sun 8/3

6:31 pm-2:50 pm

2 stops28h 19m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 15 results
1
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Best time to book a flight from Ontario to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Osaka Kansai Intl Airport

What is the cheapest month to book a flight from Ontario to Osaka Kansai Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Ontario to Osaka Kansai Intl Airport (average of $884). Flying from Ontario to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,319). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to KIX?

Find hourly flight availability from Ontario to Kansai Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 6% on flights from Ontario to Osaka Kansai Intl Airport by exploring options for tickets in the morning.

Reviews of airlines servicing Kansai Intl

Get insights into the airlines that provide service to Kansai Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kansai Intl. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and Japan Airlines from Ontario to Osaka Kansai Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
189 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,101 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,503 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
747 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Alaska Airlines
8.0
Very good
10,000 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Crew

9.3

Food

8.9

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kansai Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Osaka Kansai Intl?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Osaka Kansai Intl. 2 airlines have flights from Ontario to Osaka Kansai Intl on a regular basis. Booking flights from Ontario to Osaka Kansai Intl should not be difficult; the airport handles an average of 0 outbound flights to Osaka Kansai Intl per day.

  • What are the cheapest airlines flying from Ontario to Osaka Kansai Intl Airport round-trip?

    Delta, at $816, was found to be the cheapest airline from Ontario to Osaka Kansai Intl Airport.Alternate airlines to your destination round-trip include Korean Air and United Airlines. These flights start at 35% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Osaka Kansai Intl Airport one-way?

    The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $409. However, be on the lookout for offers from Korean Air and Delta, as they are both options that can get you from Ontario to Osaka Kansai Intl Airport for a low price.

  • Can I find deals for flights from Ontario to Kansai Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to Kansai Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Kansai Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Kansai Intl.

  • Can I find deals for business class flights from Ontario to Kansai Intl?

    Yes. Cheapflights offers flight deals from Ontario to Kansai Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Osaka Kansai Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Osaka Kansai Intl Airport (average of $884). Flying from Ontario to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,319). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ontario?

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

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Alternative routes for Ontario to Kansai Intl

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Top 2 airlines flying from Ontario to Kansai Intl

Discover the top 2 airlines that operate flights from Ontario to Kansai Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$826Average$1,087FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$1,039Average$1,176FlexibilityNo cancel feeOn-time70%

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