Cheap flights from Ontario to Seoul from $560
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 Seoul departing on 9/14. 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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China Airlines flights from Ontario to Incheon Intl Airport
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Alaska Airlines flights from Ontario to Incheon Intl Airport
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How to get the cheapest flight ticket from Ontario to Incheon 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 month to fly to Incheon Intl Airport?
The cheapest month to fly to Incheon Intl Airport from Ontario is in August. Flight prices, which tend to average around $799, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of August, then departing from Ontario during the month September is also very affordable. Most momondo users find prices during this month for around $961.
What is the cheapest day to depart on your flight to Incheon Intl Airport?
The cheapest day to depart from Ontario to Incheon Intl Airport is on a Monday when prices can be found for as low as $883. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,125. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.
What is the cheapest airline that flies from Ontario to Incheon Intl?
WestJet, Alaska Airlines, and China Airlines are the most popular carriers operating from Ontario to Incheon Intl
What airlines fly to Incheon Intl Airport?
AIR PREMIA, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Incheon Intl Airport from Ontario according to our data. AIR PREMIA is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 20 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Incheon Intl Airport
Cheap Ontario to Incheon Intl Airport (ONT to ICN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Incheon Intl Airport
How far is Ontario to Incheon Intl by plane?
The distance between Ontario and Incheon Intl is about 6003.0 mi. Flights usually cover this in 16h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ontario Airport to Incheon Intl Airport?
Prices for flights from Ontario Airport to Incheon Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Incheon Intl Airport?
As of May 2025, there are 2 operators available to choose from for flights from Ontario Airport to Incheon Intl Airport.
How old do you have to be to fly from Ontario Airport to Incheon Intl Airport?
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 Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The necessary travel and health documents for your Incheon Intl 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.
What is the most popular airline from Ontario to Incheon Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Ontario to Incheon Intl Airport is China Airlines, representing 57% of all bookings. The subsequent popular airline is Korean Air at 43%.
Best airlines flying from Ontario to Incheon Intl Airport
Compare and see reviews for airlines that fly from Ontario to Incheon Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $961 | Free Cancellation | Rating 8.3 732 reviews | |||
| PriceFrom $1,111 | Free Cancellation | Rating 8.4 1,069 reviews |
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Why should I use momondo to find a flight deal from Ontario to Seoul?
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 Seoul from Ontario.
Can I find flights from Ontario to Seoul with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seoul from Ontario which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Ontario to Seoul?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Seoul.
I’m not ready to book a flight from Ontario to Seoul right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ontario to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.