ICN - ONT

$404 Find Cheap Flights from Incheon to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Incheon to Ontario departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Ontario

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Incheon to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Incheon to Ontario, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$526
United Airlines
Thu 2/12Tue 2/24
ICN - ONT • 1 stop
Cheapest one-way
$404
Typical prices: $584-$1,608
Hawaiian Airlines
Sat 1/31
ICN - ONT • 1 stop
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We hope you love your trip to Ontario!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Incheon to Ontario (ICN-ONT)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Incheon to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Incheon to Ontario

Thu, Feb 12 - Tue, Feb 24
United Airlines Logo
12:45 pm - 12:38 pm
ICN
-
ONT
16h 53m
1 stop
United Airlines Logo
6:10 am - 4:15 pm
ONT
-
ICN
17h 05m
1 stop
$526United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
12:45 pm - 12:38 pm
ICN
-
ONT
16h 53m
1 stop
United Airlines Logo
1:53 pm - 4:15 pm
ONT
-
ICN
33h 22m
1 stop
$527United Airlines
Mon, Feb 23 - Sat, Feb 28
United Airlines Logo
12:45 pm - 12:43 pm
ICN
-
ONT
40h 58m
2 stops
United Airlines Logo
1:53 pm - 4:15 pm
ONT
-
ICN
33h 22m
1 stop
$528United Airlines
Sun, Mar 1 - Mon, Mar 2
United Airlines Logo
12:45 pm - 12:38 pm
ICN
-
ONT
16h 53m
1 stop
United Airlines Logo
5:00 am - 5:40 am
ONT
-
ICN
31h 40m
2 stops
$545United Airlines
Thu, Apr 23 - Thu, Apr 30
United Airlines Logo
11:30 am - 9:56 am
ICN
-
ONT
14h 26m
1 stop
United Airlines Logo
5:00 am - 4:20 am
ONT
-
ICN
31h 20m
2 stops
$547United Airlines
Sun, Mar 1 - Sat, Apr 25
Asiana Airlines Logo
12:45 pm - 12:38 pm
ICN
-
ONT
16h 53m
1 stop
Asiana Airlines Logo
6:00 am - 3:00 pm
ONT
-
ICN
17h 00m
1 stop
$556Asiana Airlines
Mon, Feb 9 - Thu, Feb 19
Hawaiian Airlines Logo
8:35 pm - 11:56 pm
ICN
-
ONT
20h 21m
1 stop
Hawaiian Airlines Logo
6:14 am - 6:35 pm
ONT
-
ICN
19h 21m
1 stop
$618Hawaiian Airlines
Thu, Apr 16 - Mon, Apr 20
Hawaiian Airlines Logo
8:35 pm - 9:39 am
ICN
-
ONT
29h 04m
1 stop
Hawaiian Airlines Logo
10:33 am - 6:35 pm
ONT
-
ICN
16h 02m
1 stop
$620Hawaiian Airlines
Fri, Apr 24 - Fri, May 1
Alaska Airlines Logo
7:35 pm - 7:05 pm
ICN
-
ONT
15h 30m
1 stop
Alaska Airlines Logo
3:26 pm - 5:30 pm
ONT
-
ICN
34h 04m
1 stop
$633Alaska Airlines
Tue, Feb 17 - Tue, Mar 3
Delta Logo
8:05 pm - 10:37 pm
ICN
-
ONT
19h 32m
1 stop
Delta Logo
7:30 am - 4:30 pm
ONT
-
ICN
16h 00m
1 stop
$635Delta
Booking Insights

KAYAK's insights & trends for Incheon to Ontario flights

Get data-powered insights and trends into flights from Incheon to Ontario to help you find the cheapest flights, the best time to fly and much more.

What is the most popular layover airport when flying from Incheon to Ontario?

Percentage of 1-stop round-trip flights from Incheon to Ontario chosen by KAYAK users via each layover airport in the last 12 months (only includes trips with the same layover airport on both legs).

San Francisco (SFO) is the top choice – 75% of KAYAK users who clicked on 1-stop flights from Incheon to Ontario picked an itinerary connecting there.

What is the cheapest layover airport when flying from Incheon to Ontario?

Average round-trip price for 1-stop flights from Incheon to Ontario clicked by KAYAK users in the last 12 months (only includes trips with the same layover airport on both legs).

Flights via Vancouver (YVR) offer the most affordable fares, with an average round-trip price of $660.

Which layover airport offers the shortest total travel time from Incheon to Ontario?

Shortest average total travel time for 1-stop one-way flights from Incheon to Ontario via different layover airports, based on KAYAK user data from the last 12 months.

Consider flying via San Francisco (SFO) for the shortest journey. The average one-way travel time for flights connecting there is 14h 55m.

Which layover airport has the quickest connection when flying from Incheon to Ontario?

Average layover duration at different layover airports for 1-stop one-way flights from Incheon to Ontario, based on KAYAK user data from the last 12 months.

If you prefer a quick connection, San Francisco (SFO) often has the shortest layovers from Incheon to Ontario, with an average of 2h 47m.

Find deals

Good to know

Cheapest flight$404
Flight from Incheon to Ontario

When to book flights from Incheon to Ontario

Are your dates flexible? Find out the best times to travel from Incheon to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Incheon to Ontario flights

  • What is the cheapest flight from Incheon Intl Airport to Ontario?

    In the last 3 days, the lowest price for a flight from Incheon Intl Airport to Ontario was $404 for a one-way ticket and $526 for a round-trip.

  • Do I need a passport to fly between Incheon and Ontario?

    Yes, you’ll need a passport to travel to Ontario from Incheon.

  • Which airports will I be using when flying from Incheon to Ontario?

    On your way to Ontario, you’ll fly out from Incheon Intl. You’ll be landing at Ontario.

  • Which aircraft models fly most regularly from Incheon to Ontario?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Incheon to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Incheon to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Incheon to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Incheon is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Incheon to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Incheon with another airline. Booking your flights between Incheon and ONT can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Incheon to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Incheon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Incheon to Ontario

Information on your arrival and departure airports

Incheon (ICN)
Ontario (ONT)