Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Seoul from $435

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 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Ontario to Seoul

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Seoul that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Seoul.

Cheap last minute flights

Planning a quick getaway from Ontario to Seoul? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seoul, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Seoul

Find recent round-trip train or bus tickets from Ontario to Seoul.

All round-trip flight deals to Seoul

The cheapest plane tickets to Seoul found on KAYAK recently.
7:47 pm - 8:30 pmONT-ICN
31h 43m1 stop
6:55 pm - 9:34 amICN-ONT
31h 39m1 stop
Sun, Dec 29 - Wed, Feb 12
7:47 pm - 8:30 pmONT-ICN
31h 43m1 stop
6:55 pm - 9:34 amICN-ONT
31h 39m1 stop
Thu, Jan 2 - Wed, Feb 12
11:59 pm - 4:45 pmONT-ICN
23h 46m1 stop
5:50 pm - 8:16 pmICN-ONT
18h 26m1 stop
$952American Airlines
Find Deal
Sun, Mar 2 - Wed, Mar 19
12:48 pm - 4:45 pmONT-ICN
34h 57m2 stops
6:50 pm - 10:00 pmICN-ONT
20h 10m1 stop
$957American Airlines
Find Deal
Mon, Jan 20 - Wed, Feb 19
9:45 am - 7:25 pmONT-ICN
40h 40m1 stop
9:25 pm - 9:50 pmICN-ONT
17h 25m1 stop
$960Hawaiian Airlines
Find Deal
Sat, Feb 15 - Wed, Feb 26
9:45 am - 7:25 pmONT-ICN
40h 40m1 stop
9:25 pm - 9:50 pmICN-ONT
17h 25m1 stop
$973Hawaiian Airlines
Find Deal
Mon, Feb 10 - Mon, Mar 3
6:00 am - 3:55 pmONT-ICN
16h 55m1 stop
4:40 pm - 5:14 pmICN-ONT
16h 34m1 stop
$1,069Korean Air
Find Deal
Wed, Feb 5 - Wed, Apr 30
12:10 am - 7:45 pmONT-ICN
27h 35m1 stop
12:35 pm - 6:05 pmICN-ONT
21h 30m1 stop
$1,079China Airlines
Find Deal
Mon, May 12 - Tue, Jun 17
5:40 am - 4:15 pmONT-ICN
18h 35m1 stop
4:10 pm - 10:40 pmICN-ONT
22h 30m1 stop
$1,098Korean Air
Find Deal
Mon, Mar 10 - Wed, Mar 19
11:45 pm - 11:20 amONT-ICN
19h 35m1 stop
12:35 pm - 6:05 pmICN-ONT
21h 30m1 stop
$1,100China Airlines
Find Deal
Mon, Mar 24 - Tue, Apr 8
7:47 pm - 8:30 pmONT-ICN
31h 43m1 stop
Thu, Jan 2
6:52 pm - 8:30 pmONT-ICN
32h 38m1 stop
Thu, Nov 28
9:45 am - 7:25 pmONT-ICN
40h 40m1 stop
$510Hawaiian Airlines
Find Deal
Wed, Feb 5
9:45 am - 7:25 pmONT-ICN
40h 40m1 stop
$520Hawaiian Airlines
Find Deal
Sat, Feb 15
11:59 pm - 3:15 pmONT-ICN
23h 16m1 stop
$553American Airlines
Find Deal
Mon, Apr 14
4:25 pm - 4:45 pmONT-ICN
31h 20m2 stops
$556American Airlines
Find Deal
Wed, Nov 27
6:00 am - 3:55 pmONT-ICN
16h 55m1 stop
$594Korean Air
Find Deal
Mon, Feb 10
6:00 am - 4:15 pmONT-ICN
17h 15m1 stop
$610Korean Air
Find Deal
Fri, Jan 10
11:45 pm - 11:20 amONT-ICN
19h 35m1 stop
$705China Airlines
Find Deal
Sun, Mar 23
10:45 pm - 7:15 pmONT-ICN
27h 30m1 stop
$709China Airlines
Find Deal
Thu, Feb 6
5:40 am - 4:15 pmONT-ICN
17h 35m1 stop
4:10 pm - 4:45 pmICN-ONT
17h 35m1 stop
$1,098Korean Air
Find Deal
Mon, Nov 25 - Wed, Nov 27
10:05 am - 7:25 pmONT-ICN
40h 20m1 stop
9:25 pm - 10:10 pmICN-ONT
17h 45m1 stop
$1,192Hawaiian Airlines
Find Deal
Mon, Nov 25 - Sat, Dec 7
10:45 pm - 7:15 pmONT-ICN
27h 30m1 stop
12:25 pm - 4:50 pmICN-ONT
21h 25m1 stop
$1,341China Airlines
Find Deal
Mon, Nov 25 - Sun, Dec 8
6:00 am - 4:15 pmONT-ICN
17h 15m1 stop
6:00 pm - 5:43 pmICN-ONT
16h 43m1 stop
$1,437United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 2
6:00 am - 4:15 pmONT-ICN
17h 15m1 stop
6:00 pm - 2:34 pmICN-ONT
13h 34m1 stop
$1,438United Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
10:45 pm - 7:15 pmONT-ICN
27h 30m1 stop
12:25 pm - 4:50 pmICN-ONT
21h 25m1 stop
$1,458China Airlines
Find Deal
Mon, Nov 25 - Thu, Jan 16
2:53 pm - 5:15 pmONT-ICN
33h 22m2 stops
12:20 am - 5:21 pmICN-ONT
34h 01m2 stops
$2,225Qatar Airways
Find Deal
Sun, Nov 24 - Fri, Dec 6
10:43 am - 5:15 pmONT-ICN
37h 32m2 stops
12:20 am - 9:04 pmICN-ONT
37h 44m2 stops
$2,366Qatar Airways
Find Deal
Mon, Nov 25 - Fri, Dec 6
6:00 am - 10:20 pmONT-ICN
23h 20m2 stops
12:40 pm - 1:00 pmICN-ONT
17h 20m2 stops
$3,611
Find Deal
Mon, Nov 25 - Fri, Nov 29
6:00 am - 10:20 pmONT-ICN
23h 20m2 stops
12:40 pm - 1:00 pmICN-ONT
17h 20m2 stops
$6,269
Find Deal
Fri, Nov 22 - Tue, Nov 26

American Airlines flights from Ontario to Seoul

Our best American Airlines deals on Ontario to Seoul flight tickets
American Airlines
Mar 2
ONT11:59 pmOntario
23h 46m
1 stop
ICN4:45 pmIncheon Intl
Mar 19
ICN5:50 pmIncheon Intl
18h 26m
1 stop
ONT8:16 pmOntario
American Airlines
Jan 20
ONT12:48 pmOntario
34h 57m
2 stops
ICN4:45 pmIncheon Intl
Feb 19
ICN6:50 pmIncheon Intl
20h 10m
1 stop
ONT10:00 pmOntario
American Airlines
Jan 21
ONT10:56 amOntario
36h 49m
1 stop
ICN4:45 pmIncheon Intl
Jan 30
ICN6:50 pmIncheon Intl
22h 08m
1 stop
ONT11:58 pmOntario

Hawaiian Airlines flights from Ontario to Seoul

Our best Hawaiian Airlines deals on Ontario to Seoul flight tickets
Hawaiian Airlines
Feb 15
ONT9:45 amOntario
40h 40m
1 stop
ICN7:25 pmIncheon Intl
Feb 26
ICN9:25 pmIncheon Intl
17h 25m
1 stop
ONT9:50 pmOntario
Hawaiian Airlines
Feb 10
ONT9:45 amOntario
40h 40m
1 stop
ICN7:25 pmIncheon Intl
Mar 3
ICN9:25 pmIncheon Intl
17h 25m
1 stop
ONT9:50 pmOntario
Hawaiian Airlines
Jan 16
ONT9:35 amOntario
40h 50m
1 stop
ICN7:25 pmIncheon Intl
Feb 5
ICN9:25 pmIncheon Intl
17h 25m
1 stop
ONT9:50 pmOntario

See travel insights to Seoul from

How to get the cheapest flight ticket from Ontario to Seoul

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 Seoul?

The month of October is another great option to travel to Seoul, with average flight prices from Ontario averaging around $1,017.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Tuesday is the cheapest day to fly to Seoul from Ontario. The lowest ticket price found for a Tuesday departure recently was $1,105. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,283.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Ontario at noon is the least expensive time of day to depart. momondo users have found prices as low as $878 when looking at flights departing at noon. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,297 per ticket.

How far in advance should I book a flight to Seoul?

Most flyers found that booking tickets 6 days in advance of their planned departure date is the best time to get cheap flights to Seoul. During this timeframe, flight prices are around $1,206. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $737.

Can stopping save me money on Ontario to Seoul flights?

You could potentially save up to 2% on your flight if you consider stops on a Ontario to Seoul flight.

When to book flights from Ontario to Seoul

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

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

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

Best Price Found

$435

Fastest flight time

15h 55m

Direct flights

None

Airports in Seoul

2 airports
The best one-way flight to Seoul from Ontario in the past 72 hours is $435. The best round-trip flight deal from Ontario to Seoul found on momondo in the last 72 hours is $851.
The fastest flight from Ontario to Seoul takes 15h 55m
There are no direct flights from Ontario to Seoul. Popular non-direct routes for this connection are Ontario Airport - Incheon Intl Airport and Ontario Airport - Seoul Gimpo Intl Airport.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

  • How far is Ontario to Seoul by plane?

    Seoul is 5976.3 mi away from Ontario. By plane, this route typically takes 16h 02m.

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

    Prices for flights from Ontario Airport to Seoul are updated daily.

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

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

    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 Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The necessary travel and health documents for your Seoul 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.


Best airlines flying from Ontario to Seoul

Compare and see reviews for airlines that fly from Ontario to Seoul with momondo
Airline
Rating
Free Cancellation
Price
China AirlinesPriceFrom $984Free CancellationRating
8.2
776 reviews
Search China Airlines flights

Why use momondo?

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

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 Seoul for you.

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?

Once you have performed a search for Ontario to Seoul 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 Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 11/26
Tue 12/3
Email me momondo's favorite deals

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul