Cheap flights from Ontario to Osaka from $431
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Osaka departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Ontario to Osaka Kansai Intl Airport
Our best American Airlines deals on Ontario to Osaka Kansai Intl Airport flight tickets
Delta flights from Ontario to Osaka Kansai Intl Airport
Our best Delta deals on Ontario to Osaka Kansai Intl Airport flight tickets
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How to get the cheapest flight ticket from Ontario to Osaka Kansai Intl Airport
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 day to depart on your flight to Osaka Kansai Intl Airport?
The cheapest day to depart from Ontario to Osaka Kansai Intl Airport is on a Tuesday. Travelers who choose to depart for Osaka Kansai Intl Airport on a Tuesday will often find tickets for as low as $813. Flights from Ontario to Osaka Kansai Intl Airport on a Thursday will generally be more expensive and average around $963. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Osaka Kansai Intl Airport?
Our data shows that the cheapest Ontario to Osaka Kansai Intl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Osaka Kansai Intl Airport in the afternoon for as low as $834. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,127 on average. Flights to Osaka Kansai Intl Airport from Ontario in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest airline that flies from Ontario to Osaka Kansai Intl?
Korean Air, Delta, and United Airlines are the most popular carriers operating from Ontario to Osaka Kansai Intl
What airlines fly to Osaka Kansai Intl Airport?
Japan Airlines, ANA and Asiana Airlines are the top three most popular airlines that fly to Osaka Kansai Intl Airport from Ontario according to our data. Japan Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Osaka Kansai Intl Airport. Keep in mind that there are 13 different airlines that fly to Osaka Kansai Intl Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Osaka Kansai Intl Airport
Cheap Ontario to Osaka Kansai Intl Airport (ONT to KIX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Osaka Kansai Intl Airport
How far is Ontario to Osaka Kansai Intl by plane?
Ontario and Osaka Kansai Intl are 5755.8 mi apart from one another. A reasonable flight in good conditions will take 16h 36m.
When did momondo last update prices for flights from Ontario Airport to Osaka Kansai Intl Airport?
Prices for flights from Ontario Airport to Osaka Kansai Intl Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Osaka Kansai Intl Airport?
As of June 2025, there are 2 operators available to choose from for flights from Ontario Airport to Osaka Kansai Intl Airport.
How old do you have to be to fly from Ontario Airport to Osaka Kansai Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Osaka Kansai Intl Airport.
What documentation or ID do you need to fly to Osaka Kansai Intl Airport?
The travel and health documents required for your trip to Osaka Kansai Intl Airport 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 Osaka Kansai Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Osaka Kansai Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Ontario to Osaka Kansai Intl Airport is China Airlines, representing 63% of all bookings. The subsequent popular airline is United Airlines at 37%.
Best airlines flying from Ontario to Osaka Kansai Intl Airport
Compare and see reviews for airlines that fly from Ontario to Osaka Kansai Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $826 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $1,039 | Free Cancellation | Rating 8.3 740 reviews |
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Why should I use momondo to find a flight deal from Ontario to Osaka?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Osaka for you.
Can I find flights from Ontario to Osaka with flexible booking policies on momondo?
Yes. All flights to Osaka from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ontario to Osaka?
Once you have performed a search for Ontario to Osaka 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 Osaka right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Osaka, momondo offers a useful price alert feature which will track prices for flights to Osaka from Ontario and alert you when they change.