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Incheon Intl

$420+ Cheap flights from Ontario (ONT) to Incheon Intl (ICN)

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ICN
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Ontario to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

May

Cheapest in

August

Round-trip from

$812
(Kiwi.com)

One-way from

$420
(Trip.com)
Provider with most accurate pricing for Ontario-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Ontario-Incheon Intl flights.
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High demand for flights, 31% potential price rise
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Best time to find cheap flights, 70% potential price drop
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From Ontario to Incheon Intl
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One-way flight from Ontario to Incheon Intl
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Find flight deals from Ontario to Incheon Intl

Cheapest flights from Ontario to Incheon Intl
Explore the most affordable flight options available from Ontario to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/87:05 amONT - ICN
1 stop20h 25mMultiple Airlines
Mon 12/166:55 pmICN - ONT
2 stops58h 44mMultiple Airlines
Deal found 11/19$812
This Booking.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/3010:05 amONT - ICN
1 stop40h 20mHawaiian Airlines
Fri 12/139:25 pmICN - ONT
1 stop17h 45mHawaiian Airlines
Deal found 11/20$1,062
This ScholarTrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/205:40 amONT - ICN
1 stop17h 15mKorean Air
Wed 11/274:10 pmICN - ONT
1 stop17h 35mKorean Air
Deal found 11/19$1,069
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/256:00 amONT - ICN
1 stop17h 15mUnited Airlines
Thu 1/96:00 pmICN - ONT
1 stop16h 57mUnited Airlines
Deal found 11/19$1,190
This Gotogate deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2910:45 pmONT - ICN
1 stop19h 35mChina Airlines
Thu 12/128:15 pmICN - ONT
1 stop37h 35mChina Airlines
Deal found 11/20$1,334
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:53 pmONT - ICN
2 stops34h 52mAmerican Airlines
Tue 6/175:25 pmICN - ONT
2 stops31h 12mAmerican Airlines
Deal found 11/20$1,534
This oojo deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:00 amONT - ICN
2 stops42h 15mQatar Airways
Fri 12/1312:20 amICN - ONT
2 stops37h 44mQatar Airways
Deal found 11/20$1,763
This Justfly.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/153:20 pmONT - ICN
2 stops30h 55mAir Canada
Fri 1/314:55 pmICN - ONT
2 stops18h 02mAir Canada
Deal found 11/19$1,872

Find flights from Ontario to Incheon Intl within your budget

Customize your flight search to find flights from Ontario to Incheon Intl 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Sun 12/8

7:05 am-8:30 pm

1 stop20h 25m

Incheon Intl

Mon 12/16

6:55 pm-12:39 pm

2 stops58h 44m

$812

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Thu 1/30

11:59 pm-4:45 pm

1 stop23h 46m

Incheon Intl

Sun 2/9

6:50 pm-11:58 pm

1 stop22h 08m

$952

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Sat 3/1

9:45 am-7:25 pm

1 stop40h 40m

Incheon Intl

Mon 3/17

9:25 pm-9:05 pm

1 stop15h 40m

$969

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Tue 3/25

5:40 am-3:55 pm

1 stop18h 15m

Incheon Intl

Tue 4/15

4:40 pm-5:14 pm

1 stop16h 34m

$1,069

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Mon 5/12

12:10 am-7:45 pm

1 stop27h 35m

Incheon Intl

Tue 6/17

12:35 pm-6:05 pm

1 stop21h 30m

$1,079

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Mon 1/20

6:00 am-4:15 pm

1 stop17h 15m

Incheon Intl

Wed 2/19

8:05 pm-10:32 pm

1 stop19h 27m

$1,090

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Thu 1/9

6:38 pm-5:40 am

1 stop18h 02m

Incheon Intl

Tue 1/14

6:00 pm-6:04 pm

1 stop17h 04m

$1,190

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Mon 11/25

6:52 pm-5:30 am

1 stop17h 38m

$420

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Thu 2/27

9:45 am-7:25 pm

1 stop40h 40m

$521

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Wed 11/27

4:25 pm-4:45 pm

2 stops31h 20m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 16 results
1
2

Compare providers for flights from Ontario to Incheon Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Incheon Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
FlightsMojoPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Ontario 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.

Travel insights for flights from Ontario to Incheon Intl

Get recent, data-driven insights about flights from Ontario to Incheon Intl including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Incheon Intl Airport (average of $1,102). Flying from Ontario to Incheon Intl Airport in June is currently the most expensive (average of $1,708). 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 ONT to ICN?

Find hourly flight availability from Ontario to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

It’s typically best to fly out from Ontario to Incheon Intl Airport at noon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated November 20, 2024.
Read through reviews of airlines operating flights from Ontario to Seoul, such as Hawaiian Airlines, Korean Air and China Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,024 reviews
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

China Airlines
8.3
Very good
778 reviews
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Delta
8.0
Very good
8,756 reviews
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Hawaiian Airlines
7.9
Good
2,287 reviews
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Qatar Airways
7.5
Good
3,831 reviews
Korean Air
8.5
Very good
1,024 reviews

Overall

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Incheon Intl?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Incheon Intl. 1 airline have flights from Ontario to Incheon Intl on a regular basis. Booking flights from Ontario to Incheon Intl should not be difficult; the airport handles an average of 0 outbound flights to Incheon Intl per day.

  • What are the cheapest airlines flying from Ontario to Incheon Intl Airport round-trip?

    According to our current data, American Airlines ($952), Hawaiian Airlines ($969), and Korean Air ($1,069) offers the cheapest pricing from Ontario to Incheon Intl Airport. These flights start at 22% lower than the current average price 3 months from now.

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

    $521 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on American Airlines and Korean Air, with prices starting from $556 and $594, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Incheon Intl 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 Ontario to Incheon Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Incheon Intl Airport (average of $1,102). Flying from Ontario to Incheon Intl Airport in June is currently the most expensive (average of $1,708). 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.

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Alternative routes for Ontario to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Incheon Intl

Discover the top airline that operate flights from Ontario to Incheon Intl. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$984Average$1,091FlexibilityNo cancel feeOn-time70%
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