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Cheap flights from Incheon Intl Airport to Ontario from C$ 500

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — YYZ
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Incheon Intl to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to Ontario
Explore the most affordable flight options available from Incheon Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 August 2026.

Mon 5/108:45 p.m. -
2 stops27h 15m
Wed 21/109:00 p.m. -
3 stops32h 45m
Deal found 10/8C$ 1,028
Mon 5/108:45 p.m. -
2 stops27h 15m
Wed 21/1011:10 p.m. -
2 stops30h 35m
Deal found 10/8C$ 1,032
Thu 15/108:45 p.m. -
2 stops27h 15m
Fri 23/1011:10 p.m. -
2 stops30h 35m
Deal found 11/8C$ 1,041
Mon 5/108:45 p.m. -
2 stops27h 15m
Sun 18/108:15 a.m. -
2 stops45h 30m
Deal found 10/8C$ 1,050
Mon 19/108:45 p.m. -
2 stops27h 15m
Thu 22/1011:10 p.m. -
2 stops30h 35m
Deal found 9/8C$ 1,055
Fri 16/108:45 p.m. -
2 stops27h 15m
Fri 23/1011:10 p.m. -
2 stops30h 35m
Deal found 11/8C$ 1,060
Tue 6/108:45 p.m. -
2 stops27h 15m
Fri 23/1011:10 p.m. -
2 stops30h 35m
Deal found 11/8C$ 1,062
Mon 12/108:45 p.m. -
2 stops27h 15m
Mon 19/1010:30 p.m. -
2 stops55h 15m
Deal found 11/8C$ 1,063
Sun 11/108:45 p.m. -
2 stops27h 15m
Sun 18/108:15 a.m. -
2 stops45h 30m
Deal found 8/8C$ 1,064
Thu 8/108:45 p.m. -
2 stops27h 15m
Sun 18/1010:30 p.m. -
2 stops31h 15m
Deal found 10/8C$ 1,066
Thu 15/108:45 p.m. -
2 stops35h 00m
Sun 18/107:20 p.m. -
2 stops34h 25m
Deal found 10/8C$ 1,073
Mon 12/108:45 p.m. -
2 stops34h 35m
Sun 18/108:00 p.m. -
1 stop33h 45m
Deal found 12/8C$ 1,099

Find flight deals from Incheon Intl to Ontario

Keep the following information in mind while searching for Incheon Intl to Ontario flight deals. Data was last updated 13 August 2026.

Round-trip from

C$ 1,028

One-way from

C$ 500

Popular in

October

Cheapest in

April

Average price

C$ 2,191

Good round-trip deal

C$ 2,174 or less

Good one-way deal

C$ 1,170 or less
5/10-21/10
  • 5/10-21/10
  • 5 total stops
  • 60h 00m total
  • Incheon to Ontario
Search Deals
WestJet
  • WestJet
  • 20/10
  • 2 total stops
  • 27h 15m total
  • Incheon to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Ontario.
Search Deals
Price to beat on a one-way flight from Incheon Intl to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 13 August 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonThunder Bay

ICN Incheon Intl - YQT Thunder Bay

ICNYQT

Incheon Intl

Thu 15/10

8:45 p.m.-6:45 p.m.

2 stops35h 00m

Thunder Bay

Sun 18/10

7:20 p.m.-6:45 p.m.

2 stops34h 25m

C$ 1,073

IncheonOttawa

ICN Incheon Intl - YOW Ottawa

ICNYOW

Incheon Intl

Fri 23/10

9:05 p.m.-4:20 p.m.

1 stop32h 15m

Ottawa

Sat 31/10

6:00 a.m.-6:45 p.m.

1 stop23h 45m

C$ 1,411

IncheonToronto

ICN Incheon Intl - YKF Toronto Region of Waterloo Intl

ICNYKF

Incheon Intl

Thu 10/9

8:45 p.m.-7:50 p.m.

1 stop36h 05m

Toronto Region of Waterloo Intl

Tue 15/9

8:40 p.m.-6:45 p.m.

1 stop33h 05m

C$ 1,500

IncheonToronto

ICN Incheon Intl - YYZ Toronto Pearson Intl

ICNYYZ

Incheon Intl

Fri 27/11

11:40 a.m.-8:20 p.m.

1 stop22h 40m

Toronto Pearson Intl

Wed 21/4

1:45 a.m.-6:45 p.m.

1 stop28h 00m

C$ 1,535

IncheonToronto

ICN Incheon Intl - YYZ Toronto Pearson Intl

ICNYYZ

Incheon Intl

Tue 1/12

8:15 p.m.-6:14 a.m.

2 stops23h 59m

Toronto Pearson Intl

Mon 14/12

8:20 p.m.-11:20 a.m.

2 stops25h 00m

C$ 1,548

IncheonToronto

ICN Incheon Intl - YYZ Toronto Pearson Intl

ICNYYZ

Incheon Intl

Wed 30/9

8:35 p.m.-9:00 a.m.

2 stops25h 25m

Toronto Pearson Intl

Tue 27/10

8:20 p.m.-11:20 a.m.

2 stops26h 00m

C$ 1,549

IncheonToronto

ICN Incheon Intl - YYZ Toronto Pearson Intl

ICNYYZ

Incheon Intl

Mon 7/12

8:15 p.m.-7:02 a.m.

2 stops24h 47m

Toronto Pearson Intl

Sun 13/12

5:40 p.m.-11:20 a.m.

2 stops27h 40m

C$ 1,551

IncheonToronto

ICN Incheon Intl - YYZ Toronto Pearson Intl

ICNYYZ

Incheon Intl

Fri 30/10

12:30 p.m.-7:02 a.m.

2 stops31h 32m

Toronto Pearson Intl

Mon 30/11

8:20 p.m.-11:20 a.m.

2 stops25h 00m

C$ 1,557

IncheonToronto

ICN Incheon Intl - YKF Toronto Region of Waterloo Intl

ICNYKF

Incheon Intl

Tue 15/9

8:45 p.m.-7:50 p.m.

1 stop36h 05m

Toronto Region of Waterloo Intl

Wed 14/10

8:40 p.m.-6:45 p.m.

1 stop33h 05m

C$ 1,564

IncheonToronto

ICN Incheon Intl - YKF Toronto Region of Waterloo Intl

ICNYKF

Incheon Intl

Sat 12/9

8:45 p.m.-7:50 p.m.

1 stop36h 05m

Toronto Region of Waterloo Intl

Sat 19/9

8:40 p.m.-6:45 p.m.

1 stop33h 05m

C$ 1,569

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Incheon Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Ontario

What is the cheapest month to book a flight from Incheon Intl Airport to Region of Ontario?

Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Region of Ontario (average of C$ 1,429). Flying from Incheon Intl Airport to Region of Ontario in November is currently the most expensive (average of C$ 2,371). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ICN to ON?

Find hourly flight availability from Incheon Intl to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 August 2026.

When flying from Incheon Intl Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Incheon Intl Airport to Region of Ontario

Explore weekly flight availability from Incheon Intl to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 August 2026.

The most flights from ICN to CAON are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Incheon Intl Airport to Region of Ontario?

Airfare is below average for this route at the moment.
Incheon Intl Airport to Region of Ontario flights typically cost between C$ 2,039 and C$ 2,399 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,028 on Multiple Airlines (5 Oct-21 Oct).

How far ahead should I book a flight from Incheon Intl Airport to Region of Ontario?

The best time to book flights from Incheon Intl Airport to Region of Ontario is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 13 August 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andWestJet from Incheon Intl Airport to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
556 reviews
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
WestJet
7.2
Good
3,433 reviews
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
American Airlines
7.1
Good
11,923 reviews
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
11,466 reviews
Korean Air
8.4
Very good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Incheon Intl Airport to Region of Ontario?

    Departing from Incheon Intl Airport to Region of Ontario will take you 22h 40m. The distance from Incheon Intl Airport to Region of Ontario is about 10612 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 427 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 684 and Asiana Airlines from C$ 726 one-way.

  • What are the most popular routes from Incheon Intl Airport to Region of Ontario?

    Most travellers choose Incheon Intl - Toronto Pearson Intl, Incheon Intl - Toronto Island or Incheon Intl - Montreal Pierre Elliott Trudeau Intl when deciding on the best route from Incheon Intl Airport to Region of Ontario.

  • What are the most reliable airlines from Incheon Intl Airport to Region of Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Incheon Intl Airport to Region of Ontario on time: Korean Air (93%), WestJet (87%), Air Canada (81%).

  • What are the cheapest flights from Incheon Intl Airport to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for C$ 1,148. While the most popular route (Incheon Intl - Toronto Pearson Intl) can be booked for C$ 1,028 on average, our data indicates C$ 1,673 when flying from Incheon Intl Airport to Region of Ontario.

  • Can I find deals for flights from Incheon Intl to Ontario that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Ontario.

  • Can I find deals for business class flights from Incheon Intl to Ontario?

    Yes. Cheapflights offers flight deals from Incheon Intl to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Region of Ontario?

    Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Region of Ontario (average of C$ 1,429). Flying from Incheon Intl Airport to Region of Ontario in November is currently the most expensive (average of C$ 2,371). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Incheon Intl to Ontario

Discover the top 5 airlines that operate flights from Incheon Intl to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 13 August 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 1,369AverageC$ 2,369FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 1,371AverageC$ 1,518FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestC$ 1,577AverageC$ 2,115FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Asiana AirlinesCheapestC$ 1,585AverageC$ 2,397FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
American AirlinesCheapestC$ 1,592AverageC$ 1,605FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Incheon Intl to Ontario?

Deals for Incheon Intl to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Incheon Intl to Ontario.

Can Cheapflights find flights from Incheon Intl to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Incheon Intl to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Incheon Intl to Ontario become cheaper?

Yes! Start tracking prices for Incheon Intl to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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