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

Prices for flights from Osaka to Ontario Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$382 Cheap Flights from Osaka to Ontario in 2025/26

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Find the cheapest flights from Osaka to Los Angeles

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Cheap round-trip flights

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9:00 am - 1:56 pm

KIX

ONT

21h 56m2 stops

3:30 pm - 8:45 pm

ONT

KIX

36h 15m2 stops

$761Korean Air

Thu, Feb 5 - Wed, Feb 18

1:25 pm - 5:05 pm

KIX

ONT

19h 40m1 stop

11:10 pm - 12:15 pm

ONT

KIX

21h 05m1 stop

$775STARLUX Airlines

Mon, Apr 20 - Mon, Apr 27

6:35 pm - 10:53 pm

KIX

ONT

21h 18m1 stop

6:00 am - 4:40 pm

ONT

KIX

17h 40m1 stop

$794United Airlines

Wed, Jan 28 - Sun, Feb 1

7:05 pm - 6:00 pm

KIX

ONT

38h 55m1 stop

12:10 am - 12:00 pm

ONT

KIX

19h 50m1 stop

$806China Airlines

Wed, Apr 1 - Mon, Apr 20

12:45 pm - 5:50 pm

KIX

ONT

21h 05m1 stop

12:10 am - 6:05 pm

ONT

KIX

25h 55m1 stop

$808China Airlines

Mon, Mar 23 - Tue, Mar 31

6:35 pm - 5:43 pm

KIX

ONT

16h 08m1 stop

6:00 am - 4:40 pm

ONT

KIX

17h 40m1 stop

$827United Airlines

Sun, Feb 1 - Thu, Feb 5

2:40 pm - 3:08 pm

ITM

ONT

17h 28m2 stops

6:00 am - 7:55 pm

ONT

ITM

20h 55m2 stops

$1,042Multiple Airlines

Sun, Feb 1 - Thu, Feb 5

2:40 pm - 11:56 pm

ITM

ONT

26h 16m2 stops

6:00 am - 7:55 pm

ONT

ITM

20h 55m2 stops

$1,045Multiple Airlines

Sun, Feb 1 - Thu, Feb 5

7:25 am - 5:22 pm

ITM

ONT

26h 57m2 stops

11:59 pm - 11:45 am

ONT

ITM

42h 46m2 stops

$1,374American Airlines

Sun, Feb 1 - Thu, Feb 5

7:25 am - 5:45 pm

ITM

ONT

26h 20m2 stops

11:01 am - 5:35 pm

ONT

ITM

38h 34m2 stops

$1,727American Airlines

Sun, Apr 26 - Sat, May 9

Korean Air flights from Osaka to Ontario

Our best Korean Air deals on Osaka to Ontario flight tickets

Korean Air

Feb 5

KIX9:00 amOsaka Kansai Intl

21h 56m

2 stops

ONT1:56 pmOntario

Feb 18

ONT3:30 pmOntario

36h 15m

2 stops

KIX8:45 pmOsaka Kansai Intl

$761

Find similar

Korean Air

Apr 26

KIX6:20 pmOsaka Kansai Intl

38h 56m

2 stops

ONT5:16 pmOntario

May 9

ONT7:00 amOntario

42h 05m

2 stops

KIX5:05 pmOsaka Kansai Intl

$1,355

Find similar

Korean Air

Apr 25

KIX9:05 amOsaka Kansai Intl

24h 11m

2 stops

ONT5:16 pmOntario

May 9

ONT7:00 amOntario

22h 00m

2 stops

KIX9:00 pmOsaka Kansai Intl

$1,406

Find similar

STARLUX Airlines flights from Osaka to Ontario

Our best STARLUX Airlines deals on Osaka to Ontario flight tickets

STARLUX Airlines

Apr 20

KIX1:25 pmOsaka Kansai Intl

19h 40m

1 stop

ONT5:05 pmOntario

Apr 27

ONT11:10 pmOntario

21h 05m

1 stop

KIX12:15 pmOsaka Kansai Intl

$775

Find similar

STARLUX Airlines

Mar 4

KIX2:00 pmOsaka Kansai Intl

18h 50m

1 stop

ONT3:50 pmOntario

Mar 11

ONT10:45 pmOntario

20h 25m

1 stop

KIX11:10 amOsaka Kansai Intl

$798

Find similar

STARLUX Airlines

Dec 20

KIX12:20 pmOsaka Kansai Intl

20h 30m

1 stop

ONT3:50 pmOntario

May 9

ONT11:10 pmOntario

22h 50m

1 stop

KIX2:00 pmOsaka Kansai Intl

$830

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Thu 2/5

9:00 am-1:56 pm

2 stops21h 56m

Ontario

Wed 2/18

3:30 pm-8:45 pm

2 stops36h 15m

$761

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Mon 4/20

1:25 pm-5:05 pm

1 stop19h 40m

Ontario

Mon 4/27

11:10 pm-12:15 pm

1 stop21h 05m

$775

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Wed 1/28

6:35 pm-10:53 pm

1 stop21h 18m

Ontario

Sun 2/1

6:00 am-4:40 pm

1 stop17h 40m

$794

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Wed 4/1

7:05 pm-6:00 pm

1 stop38h 55m

Ontario

Mon 4/20

12:10 am-12:00 pm

1 stop19h 50m

$806

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Mon 3/23

12:45 pm-5:50 pm

1 stop21h 05m

Ontario

Tue 3/31

12:10 am-6:05 pm

1 stop25h 55m

$808

OsakaOntario

KIX - ONT

KIXONT

Osaka Kansai Intl

Sun 2/1

6:35 pm-5:43 pm

1 stop16h 08m

Ontario

Thu 2/5

6:00 am-4:40 pm

1 stop17h 40m

$827

OsakaOntario

ITM - ONT

ITMONT

Osaka Itami

Sun 2/1

2:40 pm-3:08 pm

2 stops17h 28m

Ontario

Thu 2/5

6:00 am-7:55 pm

2 stops20h 55m

$1,042

OsakaOntario

ITM - ONT

ITMONT

Osaka Itami

Sun 2/1

2:40 pm-11:56 pm

2 stops26h 16m

Ontario

Thu 2/5

6:00 am-7:55 pm

2 stops20h 55m

$1,045

OsakaOntario

ITM - ONT

ITMONT

Osaka Itami

Sun 2/1

7:25 am-5:22 pm

2 stops26h 57m

Ontario

Thu 2/5

11:59 pm-11:45 am

2 stops42h 46m

$1,374

OsakaOntario

ITM - ONT

ITMONT

Osaka Itami

Sun 4/26

7:25 am-5:45 pm

2 stops26h 20m

Ontario

Sat 5/9

11:01 am-5:35 pm

2 stops38h 34m

$1,727

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 Osaka to Ontario

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

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

Delta and Korean Air are the most popular carriers operating from Osaka to Ontario

What airlines fly to Ontario?

Asiana Airlines, Japan Airlines and EVA Air are the top three most popular airlines that fly to Ontario from Osaka according to our data. Asiana Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 3 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Osaka to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Osaka to Ontario (OSA to ONT) flight deals and tips

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

Fastest flight time	16h 08m
Direct flights	None

The fastest flight from Osaka to Ontario takes 16h 08m

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

Search flight deals

How far is Osaka to Ontario by plane?
There are 5733.7 mi between Osaka and Ontario. In terms of flight time, this usually takes a little over 16h 08m.
When did momondo last update prices for flights from Osaka to Ontario Airport?
Prices for flights from Osaka to Ontario Airport refresh daily.
How old do you have to be to fly from Osaka to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Osaka to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

momondo does allow users to show only those flights to Ontario from Osaka which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Osaka.

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

Yes momondo offers price alerts on flights to Ontario from Osaka. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.