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$335+ Cheap flights from Ontario (ONT) to Japan

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FUK
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Ontario to Japan

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Japan (JP0). 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 December 18, 2024.

Round-trip from

$660
(American Airlines)

One-way from

$335
(Trip.com)
From Ontario to Japan
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One-way flight from Ontario to Japan
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Cheapest flights from Ontario to Japan
Explore the most affordable flight options available from Ontario to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/255:05 amONT - NRT
1 stop17h 40mUnited Airlines
Wed 1/154:50 pmNRT - ONT
1 stop18h 14mUnited Airlines
Deal found 12/17$715
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/316:00 amONT - HND
1 stop15h 50mUnited Airlines
Tue 1/284:25 pmHND - ONT
1 stop18h 39mUnited Airlines
Deal found 12/17$821
This United Airlines deal was found by Cheapflights users on 12/18. 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 12/296:00 amONT - KIX
1 stop17h 35mUnited Airlines
Mon 2/106:30 pmKIX - ONT
1 stop16h 27mUnited Airlines
Deal found 12/18$982
This United deal was found by Cheapflights users on 12/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:00 amONT - FUK
2 stops21h 55mMultiple Airlines
Tue 2/412:35 pmFUK - ONT
2 stops22h 29mMultiple Airlines
Deal found 12/18$1,054
This Japan Airlines deal was found by Cheapflights users on 12/17. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3112:36 pmONT - NRT
1 stop33h 54mMultiple Airlines
Tue 1/286:10 pmNRT - ONT
1 stop19h 03mMultiple Airlines
Deal found 12/17$1,197
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Mon 12/3010:45 pmONT - KIX
1 stop21h 35mChina Airlines
Fri 2/212:30 pmKIX - ONT
1 stop19h 20mChina Airlines
Deal found 12/17$1,310
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/297:00 amONT - NRT
2 stops21h 05mKorean Air
Tue 1/219:15 amNRT - ONT
2 stops23h 10mKorean Air
Deal found 12/17$1,318
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/297:00 amONT - HND
2 stops21h 35mKorean Air
Tue 1/219:45 amHND - ONT
2 stops22h 40mKorean Air
Deal found 12/17$1,337
This United deal was found by Cheapflights users on 12/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/291:57 pmONT - NGO
2 stops37h 33mMultiple Airlines
Thu 1/232:10 pmNGO - ONT
2 stops20h 47mMultiple Airlines
Deal found 12/17$1,344
This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3110:45 pmONT - NRT
1 stop21h 45mChina Airlines
Mon 1/67:40 pmNRT - ONT
1 stop38h 10mChina Airlines
Deal found 12/16$1,353
This oojo deal was found by Cheapflights users on 12/17. 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.
Sat 12/2810:45 pmONT - NGO
1 stop19h 20mChina Airlines
Fri 1/249:50 amNGO - ONT
1 stop24h 00mChina Airlines
Deal found 12/17$1,383
This Hawaiian Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/3110:05 amONT - HND
1 stop38h 05mHawaiian Airlines
Wed 1/159:20 pmHND - ONT
1 stop17h 20mHawaiian Airlines
Deal found 12/17$1,453

Find flights from Ontario to Japan within your budget

Customize your flight search to find flights from Ontario to Japan 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioTokyo

ONT - HND

ONTHND

Ontario

Sun 1/19

6:00 am-6:25 pm

1 stop19h 25m

Tokyo Haneda

Tue 2/4

6:00 pm-6:37 pm

1 stop17h 37m

$660

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sun 1/19

11:59 pm-3:30 pm

1 stop22h 31m

Tokyo Narita

Tue 2/4

5:10 pm-3:29 pm

2 stops15h 19m

$661

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Tue 1/28

6:00 am-3:40 pm

1 stop16h 40m

Tokyo Narita

Wed 2/19

6:10 pm-9:27 pm

1 stop20h 17m

$684

OntarioTokyo

ONT - HND

ONTHND

Ontario

Mon 2/10

6:00 am-3:20 pm

1 stop16h 20m

Tokyo Haneda

Thu 2/20

4:50 pm-3:25 pm

1 stop15h 35m

$707

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 1/13

6:45 am-7:55 pm

1 stop20h 10m

Tokyo Narita

Sat 1/25

9:25 pm-7:11 am

2 stops26h 46m

$708

OntarioTokyo

ONT - HND

ONTHND

Ontario

Wed 1/15

6:15 am-2:50 pm

1 stop15h 35m

Tokyo Haneda

Wed 2/5

4:25 pm-6:04 pm

1 stop18h 39m

$717

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sun 1/26

6:15 am-4:35 pm

1 stop17h 20m

Osaka Kansai Intl

Wed 2/12

6:30 pm-6:04 pm

1 stop16h 34m

$718

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Wed 1/15

5:10 am-3:45 pm

1 stop17h 35m

Tokyo Narita

Wed 2/5

5:30 pm-8:51 pm

1 stop20h 21m

$719

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sat 1/18

12:48 pm-6:50 pm

2 stops37h 02m

Osaka Kansai Intl

Sat 2/8

5:50 pm-10:45 pm

2 stops21h 55m

$731

OntarioOsaka

ONT - ITM

ONTITM

Ontario

Sun 1/26

6:00 am-7:55 pm

2 stops20h 55m

Osaka Itami

Wed 1/29

2:50 pm-8:13 pm

2 stops22h 23m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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.

Travel insights for flights from Ontario to Japan

Get recent, data-driven insights about flights from Ontario to Japan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Japan?

Currently, November is the cheapest month in which you can book a flight from Ontario to Japan (average of $924). Flying from Ontario to Japan in March is currently the most expensive (average of $1,268). 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 JP?

Find hourly flight availability from Ontario to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Japan as you normally would.

Rainfall in Japan by month

Plan your trip to Japan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

Plan your trip to Japan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Ontario to Japan, such as Korean Air, United Airlines and China Airlines. 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.
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very good
1,018 reviews
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,443 reviews
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.3
Very good
754 reviews
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,604 reviews
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Alaska Airlines
8.0
Very good
9,552 reviews
Korean Air
8.4
Very good
1,018 reviews

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Japan. 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 Japan?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Japan. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • What are the cheapest airlines to fly from Ontario to Japan one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $428. Japan Airlines flights start at $439 while deals on United Airlines start at $456 one-way.

  • What are the most popular routes from Ontario to Japan?

    The most popular flight routes from Ontario to Japan are Ontario - Tokyo Narita, Ontario - Tokyo Haneda and Ontario - Osaka Kansai Intl.

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

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

  • How can I find direct flights from Ontario to Japan?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Japan 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 Japan?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Japan (average of $924). Flying from Ontario to Japan in March is currently the most expensive (average of $1,268). 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.

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Top 7 airlines flying from Ontario to Japan

Discover the top 7 airlines that operate flights from Ontario to Japan. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
ZIPAIRCheapest$624Average$770FlexibilityNo cancel feeOn-timeN/A
ANACheapest$677Average$982FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$736Average$1,063FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$786Average$1,107FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$890Average$1,171FlexibilityNo cancel feeOn-time69%
DeltaCheapest$895Average$1,140FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$997Average$1,403FlexibilityNo cancel feeOn-time70%
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