What is the cheapest airline that flies from Ontario to Japan?

China Airlines, Delta, and United Airlines are the most popular carriers operating from Ontario to Japan

What airlines fly to Japan?

ANA, Japan Airlines and Singapore Airlines are the top three most popular airlines that fly to Japan from Ontario according to our data. ANA is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 22 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Japan?

Prices for flights from Ontario Airport to Japan were last updated today.

How many operators does momondo search for flights from Ontario Airport to Japan?

As of August 2026, there are 4 operators available to choose from for flights from Ontario Airport to Japan.

How old do you have to be to fly from Ontario Airport to Japan?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Japan.

What documentation or ID do you need to fly to Japan?

The travel and health documents required for your trip to Japan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Japan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$288 Cheap Flights from Ontario to Japan in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Japan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:48 am - 8:00 pm

ONT

NRT

19h 12m

1 stop

7:10 pm - 10:10 pm

NRT

ONT

19h 00m

1 stop

$810Multiple Airlines

Mon, Aug 24 - Wed, Aug 26

8:48 am - 8:00 pm

ONT

NRT

19h 12m

1 stop

11:30 am - 7:01 pm

NRT

ONT

23h 31m

1 stop

$857Multiple Airlines

Mon, Aug 24 - Wed, Sep 2

12:45 am - 12:00 pm

ONT

KIX

19h 15m

1 stop

2:30 pm - 5:05 pm

KIX

ONT

19h 35m

1 stop

$973China Airlines

Sun, Sep 6 - Tue, Nov 3

12:10 am - 12:50 pm

ONT

KIX

20h 40m

1 stop

1:10 pm - 6:00 pm

KIX

ONT

20h 50m

1 stop

$973China Airlines

Tue, Sep 29 - Sun, Oct 11

6:20 am - 2:20 pm

ONT

HND

16h 00m

1 stop

4:20 pm - 5:19 pm

HND

ONT

16h 59m

1 stop

$1,114Delta

Wed, Aug 26 - Fri, Sep 11

6:20 am - 2:20 pm

ONT

HND

16h 00m

1 stop

4:20 pm - 5:19 pm

HND

ONT

16h 59m

1 stop

$1,114Delta

Tue, Aug 25 - Fri, Sep 11

6:08 am - 1:55 pm

ONT

HND

15h 47m

1 stop

3:50 pm - 2:01 pm

HND

ONT

14h 11m

1 stop

$1,120United Airlines

Tue, Aug 25 - Tue, Sep 15

6:08 am - 1:55 pm

ONT

HND

15h 47m

1 stop

3:50 pm - 6:16 pm

HND

ONT

18h 26m

1 stop

$1,120United Airlines

Tue, Aug 25 - Wed, Sep 16

6:15 am - 5:25 pm

ONT

HND

19h 10m

2 stops

11:55 am - 6:15 pm

HND

ONT

22h 20m

2 stops

$1,124American Airlines

Tue, Aug 25 - Tue, Sep 1

6:15 am - 5:25 pm

ONT

HND

19h 10m

2 stops

4:30 pm - 6:47 pm

HND

ONT

18h 17m

1 stop

$1,124American Airlines

Tue, Aug 25 - Tue, Sep 1

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China Airlines flights from Ontario to Japan

Our best China Airlines deals on Ontario to Japan flight tickets

China Airlines

Aug 5

ONT12:45 amOntario

17h 10m

1 stop

FUK9:55 amFukuoka

Aug 27

FUK9:00 pmFukuoka

37h 40m

1 stop

ONT6:40 pmOntario

$965

China Airlines

Jan 17

ONT10:50 pmOntario

27h 35m

1 stop

OKA7:25 pmOkinawa Naha

Jan 21

OKA11:55 amOkinawa Naha

22h 10m

1 stop

ONT5:05 pmOntario

$967

China Airlines

Aug 16

ONT12:45 amOntario

27h 15m

1 stop

FUK8:00 pmFukuoka

Aug 20

FUK11:00 amFukuoka

23h 40m

1 stop

ONT6:40 pmOntario

$973

Delta flights from Ontario to Japan

Our best Delta deals on Ontario to Japan flight tickets

Delta

Aug 17

ONT6:20 amOntario

16h 00m

1 stop

HND2:20 pmTokyo Haneda

Sep 1

HND4:20 pmTokyo Haneda

17h 01m

1 stop

ONT5:21 pmOntario

$1,114

Delta

Aug 24

ONT5:05 pmOntario

29h 15m

2 stops

HND2:20 pmTokyo Haneda

Sep 24

HND4:20 pmTokyo Haneda

32h 42m

2 stops

ONT9:02 amOntario

$1,118

Delta

Aug 17

ONT1:06 pmOntario

33h 14m

2 stops

HND2:20 pmTokyo Haneda

Sep 1

HND4:20 pmTokyo Haneda

17h 01m

1 stop

ONT5:21 pmOntario

$1,119

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 8/24

8:48 am-8:00 pm

1 stop19h 12m

Tokyo Narita

Wed 8/26

7:10 pm-10:10 pm

1 stop19h 00m

$810

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Mon 8/24

8:48 am-8:00 pm

1 stop19h 12m

Tokyo Narita

Wed 9/2

11:30 am-7:01 pm

1 stop23h 31m

$857

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Sun 9/6

12:45 am-12:00 pm

1 stop19h 15m

Osaka Kansai Intl

Tue 11/3

2:30 pm-5:05 pm

1 stop19h 35m

$973

OntarioOsaka

ONT - KIX

ONTKIX

Ontario

Tue 9/29

12:10 am-12:50 pm

1 stop20h 40m

Osaka Kansai Intl

Sun 10/11

1:10 pm-6:00 pm

1 stop20h 50m

$973

OntarioTokyo

ONT - HND

ONTHND

Ontario

Wed 8/26

6:20 am-2:20 pm

1 stop16h 00m

Tokyo Haneda

Fri 9/11

4:20 pm-5:19 pm

1 stop16h 59m

$1,114

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 8/25

6:20 am-2:20 pm

1 stop16h 00m

Tokyo Haneda

Fri 9/11

4:20 pm-5:19 pm

1 stop16h 59m

$1,114

Quickest round-trip

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 8/25

6:08 am-1:55 pm

1 stop15h 47m

Tokyo Haneda

Tue 9/15

3:50 pm-2:01 pm

1 stop14h 11m

$1,120

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 8/25

6:08 am-1:55 pm

1 stop15h 47m

Tokyo Haneda

Wed 9/16

3:50 pm-6:16 pm

1 stop18h 26m

$1,120

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 8/25

6:15 am-5:25 pm

2 stops19h 10m

Tokyo Haneda

Tue 9/1

11:55 am-6:15 pm

2 stops22h 20m

$1,124

OntarioTokyo

ONT - HND

ONTHND

Ontario

Tue 8/25

6:15 am-5:25 pm

2 stops19h 10m

Tokyo Haneda

Tue 9/1

4:30 pm-6:47 pm

1 stop18h 17m

$1,124

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Japan?

The month of August is, on average, the cheapest month to fly to Japan from Ontario, with most prices found around $778. If you aren’t able to travel to Japan during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $782.

Can stopping save me money on Ontario to Japan flights?

You could potentially save up to 12% on your flight if you consider stops on a Ontario to Japan flight.

Cheap Ontario to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Japan

Fastest flight time	13h 55m
Direct flights	None

The fastest flight from Ontario to Japan takes 13h 55m

There are no direct flights from Ontario to Japan. There are no popular flight routes from Ontario to Japan.

Search flight deals

Frequently asked questions about flying from Ontario to Japan

When did momondo last update prices for flights from Ontario Airport to Japan?
Prices for flights from Ontario Airport to Japan were last updated today.
How many operators does momondo search for flights from Ontario Airport to Japan?
As of August 2026, there are 4 operators available to choose from for flights from Ontario Airport to Japan.
How old do you have to be to fly from Ontario Airport to Japan?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Japan.
What documentation or ID do you need to fly to Japan?
The travel and health documents required for your trip to Japan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Japan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Japan

Compare and see reviews for airlines that fly from Ontario to Japan with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $783	Free Cancellation	Rating 7.1 11,847 reviews	Search American Airlines flights
United Airlines	PriceFrom $829	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
China Airlines	PriceFrom $834	Free Cancellation	Rating 8.3 838 reviews	Search China Airlines flights
Delta	PriceFrom $1,038	Free Cancellation	Rating 7.8 8,482 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Japan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Japan from Ontario.

Can I find flights from Ontario to Japan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Japan from Ontario with this policy.

How can momondo help me find flights from Ontario to Japan?

Once you have performed a search for Ontario to Japan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Japan right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Japan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Japan and let you know when they change.