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 36% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 21 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

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

China Airlines, STARLUX Airlines, and Alaska Airlines are the most popular carriers operating 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 November 2026, there are 5 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.

$198 Cheap Flights from Ontario to Japan in 2026/27

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.

5:57 pm - 7:30 pmONT Ontario-HND Tokyo Haneda

32h 33m2 stops Portland Honolulu

8:05 pm - 10:01 amHND Tokyo Haneda-ONT Ontario

30h 56m2 stops Honolulu Portland

$456Multiple Airlines

Mon, Jan 25 - Tue, Feb 2

8:03 am - 6:45 pmONT Ontario-KIX Osaka Kansai Intl

17h 42m1 stop Honolulu

8:45 pm - 11:59 pmKIX Osaka Kansai Intl-ONT Ontario

20h 14m1 stop Honolulu

$484Multiple Airlines

Tue, Dec 1 - Thu, Dec 17

7:00 am - 2:35 pmONT Ontario-HND Tokyo Haneda

14h 35m1 stop Seattle/Tacoma Intl

4:50 pm - 10:59 pmHND Tokyo Haneda-ONT Ontario

23h 09m1 stop Seattle/Tacoma Intl

$823Delta

Wed, Dec 2 - Wed, Dec 16

7:00 am - 2:35 pmONT Ontario-HND Tokyo Haneda

14h 35m1 stop Seattle/Tacoma Intl

4:50 pm - 4:22 pmHND Tokyo Haneda-ONT Ontario

16h 32m2 stops Seattle/Tacoma Intl Salt Lake City

$827Delta

Wed, Dec 2 - Wed, Dec 16

9:20 am - 5:05 amONT Ontario-HND Tokyo Haneda

26h 45m2 stops Phoenix Sky Harbor Intl Los Angeles

6:00 pm - 6:10 pmHND Tokyo Haneda-ONT Ontario

17h 10m2 stops Los Angeles Phoenix Sky Harbor Intl

$879American Airlines

Tue, Dec 1 - Fri, Dec 11

6:20 am - 5:05 amONT Ontario-HND Tokyo Haneda

29h 45m2 stops Phoenix Sky Harbor Intl Los Angeles

1:05 pm - 3:29 pmHND Tokyo Haneda-ONT Ontario

19h 24m2 stops Los Angeles Phoenix Sky Harbor Intl

$883American Airlines

Tue, Jan 12 - Fri, Jan 22

7:25 am - 2:50 pmONT Ontario-HND Tokyo Haneda

14h 25m1 stop San Francisco

9:50 pm - 12:19 pmHND Tokyo Haneda-ONT Ontario

31h 29m2 stops Vancouver Intl San Francisco

$909United Airlines

Tue, Jan 26 - Tue, Feb 2

7:25 am - 2:50 pmONT Ontario-HND Tokyo Haneda

14h 25m1 stop San Francisco

9:50 pm - 12:19 pmHND Tokyo Haneda-ONT Ontario

31h 29m2 stops Vancouver Intl San Francisco

$909United Airlines

Mon, Jan 25 - Tue, Feb 2

10:50 pm - 1:20 pmONT Ontario-KIX Osaka Kansai Intl

21h 30m1 stop Taipei City Taiwan Taoyuan Intl

2:30 pm - 5:05 pmKIX Osaka Kansai Intl-ONT Ontario

19h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,042China Airlines

Thu, Jan 14 - Sat, Jan 23

12:10 am - 12:00 pmONT Ontario-KIX Osaka Kansai Intl

19h 50m1 stop Taipei City Taiwan Taoyuan Intl

1:10 pm - 6:00 pmKIX Osaka Kansai Intl-ONT Ontario

20h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,059China Airlines

Sun, Apr 11 - Thu, Apr 15

Cheap last minute flights

Enter your travel dates to find the best prices.

9:55 am - 7:30 pmONT Ontario-HND Tokyo Haneda

16h 35m1 stop Honolulu

8:05 pm - 9:18 pmHND Tokyo Haneda-ONT Ontario

18h 13m1 stop Honolulu

$520Multiple Airlines

Wed, Nov 4 - Thu, Feb 4

9:55 am - 5:15 pmONT Ontario-HND Tokyo Haneda

38h 20m1 stop Honolulu

8:05 pm - 10:43 pmHND Tokyo Haneda-ONT Ontario

19h 38m1 stop Honolulu

$706Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

6:20 am - 3:05 pmONT Ontario-HND Tokyo Haneda

15h 45m1 stop Seattle/Tacoma Intl

4:25 pm - 5:16 pmHND Tokyo Haneda-ONT Ontario

17h 51m1 stop Seattle/Tacoma Intl

$1,115Delta

Wed, Nov 4 - Tue, Nov 17

6:20 am - 3:05 pmONT Ontario-HND Tokyo Haneda

15h 45m1 stop Seattle/Tacoma Intl

4:25 pm - 5:16 pmHND Tokyo Haneda-ONT Ontario

17h 51m1 stop Seattle/Tacoma Intl

$1,124Delta

Wed, Nov 4 - Wed, Nov 11

4:51 pm - 5:05 amONT Ontario-HND Tokyo Haneda

19h 14m2 stops Phoenix Sky Harbor Intl Los Angeles

8:25 pm - 11:59 pmHND Tokyo Haneda-ONT Ontario

20h 34m1 stop Dallas/Fort Worth

$1,127American Airlines

Wed, Nov 4 - Thu, Nov 19

12:42 pm - 5:05 amONT Ontario-HND Tokyo Haneda

23h 23m2 stops Dallas/Fort Worth Los Angeles

6:00 pm - 6:10 pmHND Tokyo Haneda-ONT Ontario

17h 10m2 stops Los Angeles Phoenix Sky Harbor Intl

$1,127American Airlines

Wed, Nov 4 - Wed, Nov 18

10:50 pm - 1:20 pmONT Ontario-KIX Osaka Kansai Intl

21h 30m1 stop Taipei City Taiwan Taoyuan Intl

2:30 pm - 5:05 pmKIX Osaka Kansai Intl-ONT Ontario

19h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,134China Airlines

Sun, Nov 8 - Tue, Nov 17

10:50 pm - 11:35 amONT Ontario-KIX Osaka Kansai Intl

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

12:45 pm - 5:05 pmKIX Osaka Kansai Intl-ONT Ontario

21h 20m1 stop Taipei City Taiwan Taoyuan Intl

$1,134China Airlines

Sun, Nov 8 - Thu, Nov 12

6:00 am - 2:50 pmONT Ontario-HND Tokyo Haneda

15h 50m1 stop San Francisco

9:50 pm - 8:15 pmHND Tokyo Haneda-ONT Ontario

39h 25m2 stops Vancouver Intl San Francisco

$1,150United Airlines

Wed, Nov 4 - Thu, Nov 19

6:00 am - 2:50 pmONT Ontario-HND Tokyo Haneda

15h 50m1 stop San Francisco

9:50 pm - 12:29 pmHND Tokyo Haneda-ONT Ontario

31h 39m2 stops Vancouver Intl San Francisco

$1,150United Airlines

Wed, Nov 4 - Tue, Nov 17

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American Airlines flights from Ontario to Japan

Our best American Airlines deals on Ontario to Japan flight tickets

American Airlines

Dec 3

ONT11:59 pmOntario

22h 31m

1 stop

NRT3:30 pmTokyo Narita

Dec 16

NRT5:30 pmTokyo Narita

18h 14m

1 stop

ONT6:44 pmOntario

$918

American Airlines

Nov 4

ONT4:51 pmOntario

19h 14m

2 stops

HND5:05 amTokyo Haneda

Nov 19

HND8:25 pmTokyo Haneda

20h 34m

1 stop

ONT11:59 pmOntario

$1,127

American Airlines

Nov 16

ONT4:51 pmOntario

19h 14m

2 stops

HND5:05 amTokyo Haneda

Nov 24

HND1:05 pmTokyo Haneda

23h 00m

2 stops

ONT7:05 pmOntario

$1,177

China Airlines flights from Ontario to Japan

Our best China Airlines deals on Ontario to Japan flight tickets

China Airlines

Feb 10

ONT10:50 pmOntario

19h 00m

1 stop

OKA10:50 amOkinawa Naha

Feb 24

OKA11:55 amOkinawa Naha

22h 10m

1 stop

ONT5:05 pmOntario

$1,067

China Airlines

Apr 11

ONT12:10 amOntario

17h 45m

1 stop

FUK9:55 amFukuoka

Apr 27

FUK11:00 amFukuoka

23h 00m

1 stop

ONT6:00 pmOntario

$1,071

China Airlines

Feb 9

ONT10:50 pmOntario

27h 45m

1 stop

FUK7:35 pmFukuoka

Mar 16

FUK11:00 amFukuoka

23h 05m

1 stop

ONT6:05 pmOntario

$1,076

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Mon 1/25

5:57 pm-7:30 pm

2 stops32h 33m

Tokyo Haneda

Tue 2/2

8:05 pm-10:01 am

2 stops30h 56m

$456

OntarioOsaka

ONT Ontario - KIX Osaka Kansai Intl

ONTKIX

Ontario

Tue 12/1

8:03 am-6:45 pm

1 stop17h 42m

Osaka Kansai Intl

Thu 12/17

8:45 pm-11:59 pm

1 stop20h 14m

$484

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Wed 12/2

7:00 am-2:35 pm

1 stop14h 35m

Tokyo Haneda

Wed 12/16

4:50 pm-10:59 pm

1 stop23h 09m

$823

Quickest round-trip

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Wed 12/2

7:00 am-2:35 pm

1 stop14h 35m

Tokyo Haneda

Wed 12/16

4:50 pm-4:22 pm

2 stops16h 32m

$827

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Tue 12/1

9:20 am-5:05 am

2 stops26h 45m

Tokyo Haneda

Fri 12/11

6:00 pm-6:10 pm

2 stops17h 10m

$879

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Tue 1/12

6:20 am-5:05 am

2 stops29h 45m

Tokyo Haneda

Fri 1/22

1:05 pm-3:29 pm

2 stops19h 24m

$883

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Tue 1/26

7:25 am-2:50 pm

1 stop14h 25m

Tokyo Haneda

Tue 2/2

9:50 pm-12:19 pm

2 stops31h 29m

$909

OntarioTokyo

ONT Ontario - HND Tokyo Haneda

ONTHND

Ontario

Mon 1/25

7:25 am-2:50 pm

1 stop14h 25m

Tokyo Haneda

Tue 2/2

9:50 pm-12:19 pm

2 stops31h 29m

$909

OntarioOsaka

ONT Ontario - KIX Osaka Kansai Intl

ONTKIX

Ontario

Thu 1/14

10:50 pm-1:20 pm

1 stop21h 30m

Osaka Kansai Intl

Sat 1/23

2:30 pm-5:05 pm

1 stop19h 35m

$1,042

OntarioOsaka

ONT Ontario - KIX Osaka Kansai Intl

ONTKIX

Ontario

Sun 4/11

12:10 am-12:00 pm

1 stop19h 50m

Osaka Kansai Intl

Thu 4/15

1:10 pm-6:00 pm

1 stop20h 50m

$1,059

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 $747. If you aren’t able to travel to Japan during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $880.

Can stopping save me money on Ontario to Japan flights?

You could potentially save up to 18% 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

Best Price Found	$198
Fastest flight time	14h 25m
Direct flights	None

The best one-way flight to Japan from Ontario in the past 72 hours is $198. The best round-trip flight deal from Ontario to Japan found on momondo in the last 72 hours is $456.

The fastest flight from Ontario to Japan takes 14h 25m

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 November 2026, there are 5 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 7.0 12,222 reviews	Search American Airlines flights
United Airlines	PriceFrom $829	Free Cancellation	Rating 7.3 10,463 reviews	Search United Airlines flights
China Airlines	PriceFrom $834	Free Cancellation	Rating 8.3 854 reviews	Search China Airlines flights
STARLUX Airlines	PriceFrom $1,056	Free Cancellation	Rating 8.8 410 reviews	Search STARLUX Airlines flights
Delta	PriceFrom $1,161	Free Cancellation	Rating 7.8 8,697 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.