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Cheap flights from Incheon Intl Airport to Ontario from C$ 507

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — YYZ
27 Apr — 4 May1
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 28 March 2026.

Sat 23/58:45 p.m.
ICN
-
YYZ
2 stops26h 00m
WestJet
Sun 24/510:20 p.m.
YYZ
-
ICN
2 stops31h 25m
WestJet
Deal found 26/3C$ 1,216
Sat 23/58:45 p.m.
ICN
-
YYZ
2 stops24h 15m
WestJet
Fri 29/56:30 p.m.
YYZ
-
ICN
1 stop35h 15m
WestJet
Deal found 26/3C$ 1,223
Sat 23/58:45 p.m.
ICN
-
YUL
1 stop23h 20m
WestJet
Wed 27/57:15 a.m.
YUL
-
ICN
1 stop22h 30m
WestJet
Deal found 26/3C$ 1,237
Wed 1/76:00 p.m.
ICN
-
YTZ
2 stops33h 39m
Air Canada
Thu 23/78:30 a.m.
YTZ
-
ICN
1 stop18h 55m
Air Canada
Deal found 23/3C$ 1,263
Fri 15/58:45 p.m.
ICN
-
YYZ
1 stop17h 20m
WestJet
Mon 25/512:00 p.m.
YYZ
-
ICN
1 stop17h 45m
WestJet
Deal found 26/3C$ 1,288
Fri 15/58:45 p.m.
ICN
-
YYZ
2 stops51h 15m
WestJet
Sun 31/512:00 p.m.
YYZ
-
ICN
1 stop17h 45m
WestJet
Deal found 26/3C$ 1,291
Fri 15/58:45 p.m.
ICN
-
YYZ
1 stop16h 25m
WestJet
Tue 26/511:10 p.m.
YYZ
-
ICN
2 stops30h 35m
WestJet
Deal found 26/3C$ 1,292
Fri 22/58:45 p.m.
ICN
-
YUL
1 stop16h 00m
WestJet
Wed 27/55:30 p.m.
YUL
-
ICN
1 stop36h 15m
WestJet
Deal found 26/3C$ 1,294
Fri 22/58:45 p.m.
ICN
-
YYZ
1 stop16h 25m
WestJet
Mon 25/59:00 a.m.
YYZ
-
ICN
1 stop20h 45m
WestJet
Deal found 26/3C$ 1,298
Sun 28/66:00 p.m.
ICN
-
YTZ
2 stops33h 39m
Air Canada
Fri 24/76:30 p.m.
YTZ
-
ICN
1 stop32h 55m
Air Canada
Deal found 23/3C$ 1,303
Tue 8/98:45 p.m.
ICN
-
YKF
1 stop36h 05m
WestJet
Thu 17/98:40 p.m.
YKF
-
ICN
1 stop33h 05m
WestJet
Deal found 23/3C$ 1,310
Sun 17/58:45 p.m.
ICN
-
YKF
1 stop36h 05m
WestJet
Sun 24/58:40 p.m.
YKF
-
ICN
1 stop33h 05m
WestJet
Deal found 28/3C$ 1,314

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 28 March 2026.

Round-trip from

C$ 1,216

One-way from

C$ 507

Popular in

October

Cheapest in

April

Average price

C$ 1,705

Good round-trip deal

C$ 1,460 or less

Good one-way deal

C$ 1,142 or less
WestJet
  • WestJet
  • 23/5-24/5
  • 4 total stops
  • 57h 25m total
  • Incheon to Ontario
Search Deals
WestJet
  • WestJet
  • 20/6
  • 1 total stop
  • 32h 45m total
  • Incheon to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 201 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 28 March 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 - YQT

ICNYQT

Incheon Intl

Mon 11/5

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

2 stops35h 00m

Thunder Bay

Wed 13/5

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

2 stops34h 25m

C$ 1,384

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Sat 27/6

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Fri 24/7

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

1 stop33h 05m

C$ 1,546

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Fri 18/9

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Sat 26/9

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

1 stop33h 05m

C$ 1,581

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Tue 23/6

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Thu 25/6

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

1 stop33h 05m

C$ 1,588

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Tue 26/5

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Thu 10/9

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

1 stop33h 05m

C$ 1,592

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Sat 20/6

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Sat 15/8

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

1 stop33h 05m

C$ 1,595

IncheonToronto

ICN - YKF

ICNYKF

Incheon Intl

Thu 11/6

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

1 stop36h 05m

Toronto Region of Waterloo Intl

Thu 18/6

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

1 stop33h 05m

C$ 1,603

IncheonMontreal

ICN - YUL

ICNYUL

Incheon Intl

Thu 30/4

4:50 p.m.-4:45 p.m.

1 stop36h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

5:40 p.m.-4:20 a.m.

1 stop21h 40m

C$ 1,624

IncheonToronto

ICN - YYZ

ICNYYZ

Incheon Intl

Mon 3/8

8:05 p.m.-5:50 a.m.

2 stops22h 45m

Toronto Pearson Intl

Thu 20/8

6:35 p.m.-11:30 a.m.

2 stops27h 55m

C$ 1,626

IncheonOttawa

ICN - YOW

ICNYOW

Incheon Intl

Tue 30/6

6:00 p.m.-9:24 a.m.

1 stop28h 24m

Ottawa

Mon 30/11

5:35 p.m.-5:10 p.m.

2 stops33h 35m

C$ 1,632

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/3

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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Region of Ontario (average of C$ 642). Flying from Incheon Intl Airport to Region of Ontario in June is currently the most expensive (average of C$ 1,436). 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 28 March 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.

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

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 28 March 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
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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
1,203 reviews
Korean Air
8.4
Very good
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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
507 reviews
Korean Air
8.4
Very good
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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
3,303 reviews
Korean Air
8.4
Very good
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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
11,520 reviews
Korean Air
8.4
Very good
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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
10,853 reviews
Korean Air
8.4
Very good
1,203 reviews
Check prices

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Overall

8.4

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 28h 24m. The distance from Incheon Intl Airport to Region of Ontario is about 10541 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$ 425 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 686 and EVA Air from C$ 793 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 (81%), Air Canada (64%), Asiana Airlines (64%).

  • 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$ 1,015. While the most popular route (Incheon Intl - Toronto Pearson Intl) can be booked for C$ 1,338 on average, our data indicates C$ 1,936 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Region of Ontario (average of C$ 642). Flying from Incheon Intl Airport to Region of Ontario in June is currently the most expensive (average of C$ 1,436). 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 28 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 1,183AverageC$ 1,475FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 1,334AverageC$ 1,523FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestC$ 1,569AverageC$ 2,201FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Asiana AirlinesCheapestC$ 1,579AverageC$ 2,345FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
American AirlinesCheapestC$ 1,585AverageC$ 1,598FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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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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