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Ontario

$454+ Cheap flights from Japan to Ontario (ONT)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — ONT
Aug 9 — Aug 161
Sun 8/9
Sun 8/16
1 adult, Economy
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Cheap flight deals from Japan to Ontario

Cheapest flights from Japan to Ontario
Explore the most affordable flight options available from Japan to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:10 pm
NRT
-
ONT
1 stop19h 00m
Multiple Airlines
Mon 8/3110:17 pm
ONT
-
NRT
2 stops29h 43m
Multiple Airlines
Deal found 7/10$852
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:30 pm
NRT
-
ONT
1 stop29h 32m
Multiple Airlines
Mon 8/319:31 am
ONT
-
NRT
1 stop35h 34m
Multiple Airlines
Deal found 7/9$1,038
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:40 am
NRT
-
ONT
2 stops46h 14m
Multiple Airlines
Tue 8/253:13 pm
ONT
-
NRT
1 stop36h 47m
Multiple Airlines
Deal found 7/6$1,039
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:40 pm
NRT
-
ONT
1 stop35h 00m
Multiple Airlines
Thu 8/278:48 am
ONT
-
NRT
1 stop19h 12m
Multiple Airlines
Deal found 7/7$1,122
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
HND
-
ONT
1 stop27h 40m
Multiple Airlines
Mon 8/318:48 am
ONT
-
HND
1 stop27h 37m
Multiple Airlines
Deal found 7/10$1,135
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/105:05 pm
NRT
-
ONT
2 stops20h 54m
United Airlines
Mon 9/145:00 am
ONT
-
NRT
1 stop17h 45m
United Airlines
Deal found 7/8$1,144
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/293:50 pm
HND
-
ONT
1 stop15h 21m
United Airlines
Sat 10/101:52 pm
ONT
-
HND
1 stop32h 03m
United Airlines
Deal found 7/8$1,144
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 8/245:05 pm
NRT
-
ONT
1 stop17h 06m
United Airlines
Tue 9/19:01 am
ONT
-
NRT
1 stop13h 59m
United Airlines
Deal found 7/10$1,145
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/83:50 pm
HND
-
ONT
1 stop14h 11m
United Airlines
Sat 9/125:00 am
ONT
-
HND
2 stops40h 55m
United Airlines
Deal found 7/9$1,145
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Mon 8/314:30 pm
NRT
-
ONT
1 stop20h 23m
United Airlines
Sun 9/66:08 am
ONT
-
NRT
1 stop16h 52m
United Airlines
Deal found 7/7$1,146
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Mon 8/313:50 pm
HND
-
ONT
1 stop18h 21m
United Airlines
Sun 9/61:18 pm
ONT
-
HND
2 stops32h 37m
United Airlines
Deal found 7/7$1,146
This United Airlines deal was found by Cheapflights users on 7/10. 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 9/135:05 pm
NRT
-
ONT
1 stop17h 06m
United Airlines
Sat 9/191:18 pm
ONT
-
NRT
2 stops33h 42m
United Airlines
Deal found 7/10$1,147

Find flight deals from Japan to Ontario

Keep the following information in mind while searching for Japan to Ontario flight deals. Data was last updated July 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$852
(Kiwi.com)

One-way from

$454
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$1,009
Provider with most accurate pricing for Tokyo (TYO)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tokyo (TYO)-Los Angeles flights.
Search Deals
From Japan to Ontario
Search Deals
One-way flight from Japan to Ontario
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($203 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Japan to Ontario 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 10, 2026.
Use the filters below to find and compare flights from Japan to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Tue 9/8

4:30 pm-8:53 pm

1 stop20h 23m

Ontario

Tue 9/15

6:08 am-3:00 pm

1 stop16h 52m

$1,144

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 10/1

4:30 pm-12:46 pm

1 stop36h 16m

Ontario

Sun 10/4

6:00 am-3:00 pm

1 stop17h 00m

$1,144

TokyoOntario

HND - ONT

HNDONT

Tokyo Haneda

Thu 9/10

3:50 pm-12:50 pm

2 stops37h 00m

Ontario

Mon 9/14

5:00 am-1:55 pm

2 stops40h 55m

$1,145

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 10/8

5:05 pm-3:22 pm

1 stop14h 17m

Ontario

Tue 10/13

4:07 pm-3:00 pm

1 stop30h 53m

$1,146
Quickest round-trip

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Wed 9/30

5:05 pm-3:22 pm

1 stop14h 17m

Ontario

Thu 10/15

9:25 am-3:00 pm

1 stop13h 35m

$1,148

TokyoOntario

HND - ONT

HNDONT

Tokyo Haneda

Wed 10/7

3:50 pm-10:23 am

1 stop34h 33m

Ontario

Sun 10/11

6:00 am-1:55 pm

1 stop15h 55m

$1,148

TokyoOntario

HND - ONT

HNDONT

Tokyo Haneda

Thu 9/24

3:50 pm-5:51 pm

1 stop18h 01m

Ontario

Fri 9/25

6:00 am-1:55 pm

1 stop15h 55m

$1,149

TokyoOntario

HND - ONT

HNDONT

Tokyo Haneda

Sun 11/22

6:25 pm-8:56 pm

2 stops19h 31m

Ontario

Sat 11/28

4:04 pm-2:50 pm

1 stop29h 46m

$1,152

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Mon 8/31

5:05 pm-8:01 pm

1 stop18h 56m

Ontario

Fri 9/4

6:08 am-3:00 pm

1 stop16h 52m

$1,167

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 10/8

9:20 am-5:12 pm

2 stops23h 52m

Ontario

Mon 10/12

6:20 am-9:05 pm

2 stops22h 45m

$1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Japan to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Japan 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 Japan to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Japan. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Japan to Ontario?

    There are many flights that can get you from Japan to Ontario in 20h 40m. Fly via United Airlines, Delta, or China Airlines to get the fastest option. Japan and Ontario are separated by a distance of 5759 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $97. Users have also found prices from $175 and $226 on American Airlines and United Airlines, respectively.

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

    When deciding which route to take from Japan to Ontario consider Tokyo Narita - Ontario, Tokyo Haneda - Ontario or Osaka Kansai Intl - Ontario as they are the most popular.

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

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

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

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

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

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

See more FAQs

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