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$398+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYO
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Tokyo are usually found in February or October, booked 66 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 July 2, 2025.

Round-trip from

$774
(Kissandfly.com)

One-way from

$398
(Ovago)

Popular in

December

Cheapest in

February

Average price

$1,100
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. 13% potential increase in price ($154 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($56 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 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 July 2, 2025.

This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:00 amONT - HND
2 stops24h 50mKorean Air
Mon 9/82:00 amHND - ONT
2 stops36h 42mKorean Air
Deal found 7/2$774
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:10 amONT - NRT
2 stops18h 35mAmerican Airlines
Wed 9/176:10 pmNRT - ONT
2 stops20h 23mAmerican Airlines
Deal found 7/1$775
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/296:00 amONT - NRT
2 stops23h 05mKorean Air
Mon 10/68:55 pmNRT - ONT
2 stops36h 22mKorean Air
Deal found 7/1$779
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3011:40 amONT - HND
1 stop34h 35mDelta
Tue 9/24:05 pmHND - ONT
2 stops22h 35mDelta
Deal found 7/1$780
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:05 amONT - NRT
2 stops21h 30mDelta
Wed 9/102:00 pmNRT - ONT
2 stops24h 40mDelta
Deal found 7/1$782
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.
Tue 9/91:10 pmONT - HND
2 stops23h 35mAmerican Airlines
Thu 9/184:25 pmHND - ONT
2 stops17h 47mAmerican Airlines
Deal found 7/2$786
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:00 amONT - NRT
1 stop17h 30mJapan Airlines
Tue 9/95:45 pmNRT - ONT
1 stop16h 51mJapan Airlines
Deal found 7/1$789
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/211:42 pmONT - HND
1 stop22h 48mUnited Airlines
Tue 9/239:55 pmHND - ONT
2 stops35h 34mUnited Airlines
Deal found 7/2$791
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.
Sat 8/306:50 pmONT - NRT
1 stop27h 40mUnited Airlines
Tue 9/25:25 pmNRT - ONT
1 stop16h 12mUnited Airlines
Deal found 7/1$824
This ANA 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/76:00 amONT - NRT
1 stop17h 25mMultiple Airlines
Wed 9/105:00 pmNRT - ONT
1 stop16h 37mMultiple Airlines
Deal found 7/1$849
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:00 amONT - NRT
1 stop18h 00mAlaska Airlines
Wed 10/156:25 pmNRT - ONT
1 stop16h 08mAlaska Airlines
Deal found 7/2$852

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 July 2, 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 - HND

ONTHND

Ontario

Sun 8/24

6:00 am-10:50 pm

2 stops24h 50m

Tokyo Haneda

Mon 9/8

2:00 am-10:42 pm

2 stops36h 42m

$774

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 9/15

6:10 am-4:45 pm

2 stops18h 35m

Tokyo Narita

Wed 9/17

6:10 pm-10:33 pm

2 stops20h 23m

$775

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 9/29

6:00 am-9:05 pm

2 stops23h 05m

Tokyo Narita

Mon 10/6

8:55 pm-5:17 pm

2 stops36h 22m

$779

OntarioTokyo

ONT - HND

ONTHND

Ontario

Sat 8/30

11:40 am-2:15 pm

1 stop34h 35m

Tokyo Haneda

Tue 9/2

4:05 pm-10:40 pm

2 stops22h 35m

$780

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Tue 8/26

6:05 am-7:35 pm

2 stops21h 30m

Tokyo Narita

Wed 9/10

2:00 pm-10:40 pm

2 stops24h 40m

$782

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 9/9

1:10 pm-4:45 am

2 stops23h 35m

Tokyo Haneda

Thu 9/18

4:25 pm-6:12 pm

2 stops17h 47m

$786

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Fri 8/22

6:00 am-3:30 pm

1 stop17h 30m

Tokyo Narita

Tue 9/9

5:45 pm-6:36 pm

1 stop16h 51m

$789

OntarioTokyo

ONT - HND

ONTHND

Ontario

Sun 9/21

1:42 pm-4:30 am

1 stop22h 48m

Tokyo Haneda

Tue 9/23

9:55 pm-5:29 pm

2 stops35h 34m

$791

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sat 8/30

6:50 pm-2:30 pm

1 stop27h 40m

Tokyo Narita

Tue 9/2

5:25 pm-5:37 pm

1 stop16h 12m

$824

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Wed 9/17

6:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Tue 9/30

6:25 pm-6:36 pm

1 stop16h 11m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 27 results
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2
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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 June 27, 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 65 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, September is the cheapest month in which you can book a flight from Ontario to Tokyo (average of $837). 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 July 2, 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.

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 July 2, 2025.
See what other customers who have flown with Korean Air, Japan Airlines, and Alaska Airlines from Ontario to Tokyo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,101 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,505 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
10,000 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,983 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Hawaiian Airlines
7.8
Good
2,540 reviews
Korean Air
8.4
Very good
1,101 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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 Korean Air. Our recent data shows that you can find tickets from as low as $774 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $775 and $780 round-trip. Korean Air is 22% 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 Japan Airlines, which is currently one of the cheapest options available, starting at $398. Hawaiian Airlines flights start at $412 while deals on Korean Air start at $441 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, September is the cheapest month in which you can book a flight from Ontario to Tokyo (average of $837). 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
Karuizawa
Urayasu
Saitama
Numazu
Chiba
Hakone
Yokosuka
Odawara
Atami
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Yamanashi
Kawasaki
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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$1,224FlexibilityNo cancel feeOn-time69%
ZIPAIRCheapest$591Average$778FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$660Average$1,145FlexibilityNo cancel feeOn-time79%
ANACheapest$686Average$1,050FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$712Average$966FlexibilityNo cancel feeOn-time71%
DeltaCheapest$895Average$1,148FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$966Average$1,430FlexibilityNo cancel feeOn-time85%
China AirlinesCheapest$1,052Average$1,363FlexibilityNo cancel feeOn-time70%

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