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$440+ Cheap flights from Ontario (ONT) to Tokyo (TYO)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Find cheap flights from Ontario to Tokyo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Ontario to Tokyo are usually found in February or October, booked 27 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Ontario to Tokyo

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Tokyo (TYO). 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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$880
(American Airlines)

One-way from

$440
(Justfly.com)

Popular in

December

Cheapest in

February

Average price

$1,079
Provider with most accurate pricing for Ontario-Tokyo (TYO) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Tokyo (TYO) flights.
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From Ontario to Tokyo (TYO)
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One-way flight from Ontario to Tokyo (TYO)
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Highest demand for flights based on searches. 12% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Ontario to Tokyo

Cheapest flights from Ontario to Tokyo
Explore the most affordable flight options available from Ontario to Tokyo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This eDestinos deal was found by Cheapflights users on 4/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:00 amONT - NRT
2 stops22h 05mKorean Air
Mon 9/229:20 amNRT - ONT
2 stops29h 22mKorean Air
Deal found 4/30$812
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 5/312:59 amONT - NRT
2 stops45h 21mMultiple Airlines
Thu 5/89:30 pmNRT - ONT
1 stop28h 32mMultiple Airlines
Deal found 4/30$842
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/86:38 amONT - HND
1 stop17h 17mAmerican Airlines
Wed 9/174:30 pmHND - ONT
1 stop21h 26mAmerican Airlines
Deal found 4/30$880
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/811:59 pmONT - NRT
1 stop23h 01mAmerican Airlines
Wed 9/176:30 pmNRT - ONT
1 stop19h 26mAmerican Airlines
Deal found 4/30$882
This Delta deal was found by Cheapflights users on 4/30. 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.
Sun 5/45:45 amONT - HND
1 stop16h 15mDelta
Tue 5/204:05 pmHND - ONT
1 stop14h 10mDelta
Deal found 4/30$886
This KAYAK deal was found by Cheapflights users on 4/30. 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.
Tue 11/187:00 amONT - HND
2 stops22h 50mKorean Air
Tue 11/252:00 amHND - ONT
2 stops32h 17mKorean Air
Deal found 4/30$896
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 9/56:36 pmONT - HND
2 stops32h 24mUnited Airlines
Tue 9/169:55 pmHND - ONT
2 stops30h 18mUnited Airlines
Deal found 4/29$908
This United Airlines deal was found by Cheapflights users on 4/30. 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 11/196:00 amONT - NRT
1 stop16h 00mUnited Airlines
Fri 12/58:25 pmNRT - ONT
2 stops20h 45mUnited Airlines
Deal found 4/30$937
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 9/108:35 amONT - HND
1 stop18h 55mHawaiian Airlines
Thu 9/258:15 pmHND - ONT
1 stop16h 55mHawaiian Airlines
Deal found 4/29$946
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:00 amONT - NRT
1 stop18h 00mAlaska Airlines
Wed 9/246:25 pmNRT - ONT
1 stop16h 03mAlaska Airlines
Deal found 4/30$948
This Gotogate deal was found by Cheapflights users on 4/30. 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.
Wed 9/2411:10 pmONT - NRT
1 stop28h 15mSTARLUX Airlines
Fri 10/32:10 pmNRT - ONT
1 stop18h 55mSTARLUX Airlines
Deal found 4/30$982
This lastminute.com deal was found by Cheapflights users on 4/30. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amONT - NRT
1 stop17h 00mHawaiian Airlines
Fri 12/56:25 pmNRT - ONT
1 stop21h 12mHawaiian Airlines
Deal found 4/30$993

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Tokyo 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 May 1, 2025.
Use the filters below to find and compare flights from Ontario to Tokyo that are best for you.

Fly from

Ontario

Fly to

Tokyo

Route

Depart

Return

Price

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sat 5/3

12:59 am-2:20 pm

2 stops45h 21m

Tokyo Narita

Thu 5/8

9:30 pm-10:02 am

1 stop28h 32m

$842

OntarioTokyo

ONT - HND

ONTHND

Ontario

Mon 9/8

6:38 am-3:55 pm

1 stop17h 17m

Tokyo Haneda

Wed 9/17

4:30 pm-9:56 pm

1 stop21h 26m

$880

OntarioTokyo

ONT - HND

ONTHND

Ontario

Sun 5/11

6:00 am-2:00 pm

1 stop16h 00m

Tokyo Haneda

Wed 5/28

4:05 pm-2:15 pm

1 stop14h 10m

$894

OntarioTokyo

ONT - HND

ONTHND

Ontario

Thu 9/18

1:42 pm-4:30 am

1 stop22h 48m

Tokyo Haneda

Sun 9/28

9:55 pm-5:32 pm

2 stops35h 37m

$908

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Wed 5/14

6:00 am-9:05 pm

2 stops23h 05m

Tokyo Narita

Mon 5/26

8:55 pm-6:20 pm

2 stops37h 25m

$913

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 5/13

6:00 am-10:50 pm

2 stops24h 50m

Tokyo Haneda

Wed 5/28

8:25 am-6:20 pm

2 stops25h 55m

$922

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sun 7/13

6:15 am-4:45 pm

2 stops18h 30m

Tokyo Narita

Mon 7/21

5:45 pm-9:38 pm

2 stops19h 53m

$926

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 7/7

6:10 am-3:25 pm

1 stop17h 15m

Tokyo Narita

Fri 8/22

5:25 pm-5:37 pm

1 stop16h 12m

$939

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 10/21

9:50 am-7:25 pm

1 stop17h 35m

Tokyo Haneda

Tue 11/4

9:20 pm-9:55 pm

1 stop17h 35m

$971

OntarioTokyo

ONT - HND

ONTHND

Ontario

Mon 10/20

9:50 am-7:25 pm

1 stop17h 35m

Tokyo Haneda

Thu 10/30

8:05 pm-9:55 pm

1 stop17h 50m

$996

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 37 results
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Compare providers for flights from Ontario to Tokyo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Tokyo in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Tokyo flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Ontario-Tokyo flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Ontario-Tokyo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Tokyo flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Tokyo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Tokyo

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

How far ahead should I book a flight from Ontario to Tokyo?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Tokyo. Price data was last updated on April 25, 2025.

The price you pay for your flight from Ontario to Tokyo may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Tokyo (average of $843). Flying from Ontario to Tokyo in June is currently the most expensive (average of $1,218). 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 TYO?

Find hourly flight availability from Ontario to Tokyo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

It’s optimal to fly from Ontario to Tokyo at noon. By choosing this option you can save up to 5% on the cost of your flight, compared to a flight in the evening.

Rainfall in Tokyo by month

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

In terms of precipitation, rainfall in Tokyo 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 Tokyo when rainfall is around 2.0 in.

Temperature in Tokyo by month

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

If weather is an important factor for your trip to Tokyo, 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 Tokyo

Get insights into the airlines that provide service to Tokyo. 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 Tokyo. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air and Korean Air from Ontario to Tokyo by reading reviews from past customers. 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
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
161 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very good
1,186 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very good
1,069 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,464 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very good
732 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Overall

9.1

Entertainment

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Related info for your journey

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

    If you book a flight to Tokyo from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Tokyo per day from 8 different airlines.

  • What are the cheapest airlines flying from Ontario to Tokyo round-trip?

    Our cheapest airline available from Ontario to Tokyo is American Airlines. Our recent data shows that you can find tickets from as low as $880 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $894 and $908 round-trip. American Airlines is 14% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at $440. Delta flights start at $445 while deals on United Airlines start at $466 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Tokyo (average of $843). Flying from Ontario to Tokyo in June is currently the most expensive (average of $1,218). 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
Saitama
Urayasu
Numazu
Chiba
Hakone
Kawasaki
Odawara
Yamanouchi
Atami
Yamanashi
Sagamihara

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Top 8 airlines flying from Ontario to Tokyo

Discover the top 8 airlines that operate flights from Ontario to Tokyo. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$1,135FlexibilityNo cancel feeOn-time69%
ZIPAIRCheapest$591Average$778FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$683Average$1,068FlexibilityNo cancel feeOn-time79%
ANACheapest$686Average$1,051FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$712Average$964FlexibilityNo cancel feeOn-time71%
DeltaCheapest$895Average$1,148FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$966Average$1,430FlexibilityNo cancel feeOn-time85%
China AirlinesCheapest$1,000Average$1,357FlexibilityNo cancel feeOn-time70%

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