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Cheap flights from Seoul to Ontario from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Ontario departing on 5/8. 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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0 bags

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Find the cheapest flights from Seoul to Los Angeles

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seoul to Los Angeles.
United Airlines Logo
4:50 pm - 10:45 pmICN-ONT
21h 55m1 stop
United Airlines Logo
6:00 am - 3:15 pmONT-ICN
17h 15m1 stop
$517United Airlines
Find Deal
Tue, Jun 3 - Tue, Oct 28
United Airlines Logo
4:50 pm - 8:53 pmICN-ONT
20h 03m2 stops
United Airlines Logo
6:00 am - 3:00 pmONT-ICN
17h 00m1 stop
$519United Airlines
Find Deal
Thu, May 8 - Mon, May 12
United Airlines Logo
11:30 am - 5:39 pmICN-ONT
22h 09m1 stop
United Airlines Logo
3:15 pm - 4:40 amONT-ICN
21h 25m1 stop
$527United Airlines
Find Deal
Wed, May 28 - Wed, Oct 29
Lufthansa Logo
4:50 pm - 2:25 pmICN-ONT
13h 35m1 stop
Lufthansa Logo
6:00 am - 3:00 pmONT-ICN
17h 00m1 stop
$759Lufthansa
Find Deal
Fri, May 9 - Tue, May 13
 Logo
4:40 pm - 9:25 pmICN-ONT
20h 45m1 stop
 Logo
6:00 am - 4:40 pmONT-ICN
18h 40m1 stop
Mon, May 19 - Wed, May 28
Hawaiian Airlines Logo
9:25 pm - 9:55 pmICN-ONT
16h 30m1 stop
Hawaiian Airlines Logo
9:50 am - 7:00 pmONT-ICN
17h 10m1 stop
$857Hawaiian Airlines
Find Deal
Fri, May 23 - Tue, May 27
China Airlines Logo
8:35 pm - 6:00 pmICN-ONT
37h 25m1 stop
China Airlines Logo
12:10 am - 7:35 pmONT-ICN
27h 25m1 stop
$859China Airlines
Find Deal
Mon, May 5 - Thu, May 8
China Airlines Logo
8:35 pm - 6:00 pmICN-ONT
37h 25m1 stop
China Airlines Logo
12:10 am - 7:35 pmONT-ICN
27h 25m1 stop
$860China Airlines
Find Deal
Wed, May 7 - Sat, May 10
Hawaiian Airlines Logo
9:25 pm - 9:50 pmICN-ONT
16h 25m1 stop
Hawaiian Airlines Logo
9:50 am - 7:00 pmONT-ICN
17h 10m1 stop
$900Hawaiian Airlines
Find Deal
Wed, May 14 - Sun, May 18
Lufthansa Logo
11:30 am - 12:24 pmICN-ONT
16h 54m1 stop
Lufthansa Logo
1:45 pm - 4:20 amONT-ICN
22h 35m1 stop
$941Lufthansa
Find Deal
Fri, May 9 - Wed, May 14

Hawaiian Airlines flights from Seoul to Ontario

Our best Hawaiian Airlines deals on Seoul to Ontario flight tickets
Hawaiian Airlines
May 23
ICN9:25 pmIncheon Intl
16h 30m
1 stop
ONT9:55 pmOntario
May 27
ONT9:50 amOntario
17h 10m
1 stop
ICN7:00 pmIncheon Intl
Hawaiian Airlines
May 14
ICN9:25 pmIncheon Intl
16h 25m
1 stop
ONT9:50 pmOntario
May 18
ONT9:50 amOntario
17h 10m
1 stop
ICN7:00 pmIncheon Intl
Hawaiian Airlines
May 23
ICN9:25 pmIncheon Intl
16h 30m
1 stop
ONT9:55 pmOntario
May 25
ONT9:50 amOntario
17h 10m
1 stop
ICN7:00 pmIncheon Intl

United Airlines flights from Seoul to Ontario

Our best United Airlines deals on Seoul to Ontario flight tickets
United Airlines
Jun 3
ICN4:50 pmIncheon Intl
21h 55m
1 stop
ONT10:45 pmOntario
Oct 28
ONT6:00 amOntario
17h 15m
1 stop
ICN3:15 pmIncheon Intl
United Airlines
May 8
ICN4:50 pmIncheon Intl
20h 03m
2 stops
ONT8:53 pmOntario
May 12
ONT6:00 amOntario
17h 00m
1 stop
ICN3:00 pmIncheon Intl
United Airlines
May 28
ICN11:30 amIncheon Intl
22h 09m
1 stop
ONT5:39 pmOntario
Oct 29
ONT3:15 pmOntario
21h 25m
1 stop
ICN4:40 amIncheon Intl

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Seoul 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 time of day to depart on your flight to Ontario?

In the morning is the cheapest time of day to fly from Seoul to Ontario when you can find flight prices for as low as $938. Flying to Ontario in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $938 on average. Flights to Ontario from Seoul in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Seoul to Ontario

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

Cheap Seoul to Ontario (SEL to ONT) flight deals and tips

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

Best Price Found

$432

Fastest flight time

13h 35m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Seoul in the past 72 hours is $432. The best round-trip flight deal from Seoul to Ontario found on momondo in the last 72 hours is $517.
The fastest flight from Seoul to Ontario takes 13h 35m
There are no direct flights from Seoul to Ontario. Popular non-direct route for this connection is Incheon Intl Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is Seoul to Ontario by plane?

    Seoul and Ontario are 5976.3 mi apart from one another. By plane, this route typically takes 13h 35m.

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

    Prices for flights from Seoul to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Seoul to Ontario Airport?

  • How old do you have to be to fly from Seoul to Ontario 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 Seoul to Ontario Airport.

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Seoul to Ontario

Compare and see reviews for airlines that fly from Seoul to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $596Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Seoul to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Ontario from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Seoul to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.


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