$377 Find Cheap Flights from Seoul to Ontario

App

Help

USD

Search Bookings

Trip.com

Flights

Flights to United States

Flights to Ontario

Flights from Seoul to Ontario

Hotels in Ontario

Worldwide Coverage

Flights to over 5,000 cities

One-stop Service Guarantee

Price guaranteed upon confirmed payment, booking guaranteed once tickets issued

Secure Payment

Convenient & reliable booking and payment system

Find cheap flights from Seoul to Ontario starting at $377.

Book one-way or return flights from Seoul to Ontario from as little as $377. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Seoul to Ontario? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Seoul to Ontario. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Seoul to Ontario

View airlines operating flights from Seoul to Ontario. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

ZIPAIR

From $371

Air Premia

From $377

Hawaiian Airlines

From $450

American Airlines

From $499

Jin Air

From $535

Air Seoul

From $548

China Airlines

From $560

Cebu Pacific Air

From $567

Peach Aviation

From $579

Eastar Jet

From $580

ANA airlines

Find more flights and airlines

Find cheap flights from Seoul to Ontario by different airports

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Seoul to Ontario.

Cheapest
ICN
12:55
33h 41m
2 transfer
ONT
06:36
Incheon International Airport - Ontario International Airport
Mon, Jun 10ZIPAIR
$371
GMP
07:55
24h 10m
2 transfer
ONT
16:05
Gimpo International Airport - Ontario International Airport
Mon, May 13Japan Airlines
$607
GMP
07:55
24h 10m
2 transfer
ONT
16:05
Gimpo International Airport - Ontario International Airport
Mon, May 13Japan Airlines
$607
Find More Flights

Frequently Asked Questions

When are flight tickets from Seoul (SEL) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from Seoul to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Seoul (SEL) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around $1,405.

How to find a cheap flight from Seoul to Ontario

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Ontario. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Seoul to Ontario Flight Information

Cheapest nonstop flight price	$376
Cheapest round-trip ticket price	$1,031
Off-season for travel	September
Peak season for travel	September
Flight distance	13,172.61km
Popular airline	China Airlines