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Incheon Intl

$407+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ICN
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
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 diciembre 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$857
(Kiwi.com)

One-way from

$407
(Trip.com)

Popular in

May

Cheapest in

August

Average price

$1,374
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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From Ontario to Incheon Intl
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One-way flight from Ontario to Incheon Intl
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High demand for flights, 17% potential price rise
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Best time to find cheap flights, 4% potential price drop
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Average for round-trip flights in December 2024
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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 diciembre 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
vie. 12/276:30 pmONT - ICN
2 stops28h 45mUnited Airlines
mar. 12/316:00 pmICN - ONT
1 stop22h 00mUnited Airlines
Deal found 12/17$1,398
This Gotogate deal was found by Cheapflights users on 12/17. 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.
mar. 12/3110:45 pmONT - ICN
1 stop19h 35mChina Airlines
mar. 1/78:15 pmICN - ONT
1 stop37h 35mChina Airlines
Deal found 12/17$1,511
This Trip.com deal was found by Cheapflights users on 12/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2810:45 pmONT - ICN
1 stop19h 35mMultiple Airlines
vie. 1/101:35 pmICN - ONT
1 stop14h 58mMultiple Airlines
Deal found 12/18$1,634
This ScholarTrip deal was found by Cheapflights users on 12/17. 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.
mar. 12/317:00 amONT - ICN
1 stop15h 55mKorean Air
dom. 1/124:10 pmICN - ONT
1 stop16h 15mKorean Air
Deal found 12/17$1,663
This oojo deal was found by Cheapflights users on 12/16. 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.
vie. 12/278:52 pmONT - ICN
2 stops51h 23mQatar Airways
vie. 1/177:40 pmICN - ONT
2 stops39h 33mQatar Airways
Deal found 12/16$2,179
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/287:00 amONT - ICN
1 stop15h 55mDelta
sáb. 1/48:05 pmICN - ONT
1 stop19h 37mDelta
Deal found 12/17$2,534

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 2,558,603 searches. Data last updated diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioIncheon

ONT - ICN

ONTICN

Ontario

vie. 1/17

6:00 am-11:35 am

2 stops36h 35m

Incheon Intl

dom. 1/26

6:55 pm-11:24 pm

1 stop45h 29m

$857

OntarioIncheon

ONT - ICN

ONTICN

Ontario

dom. 2/9

11:59 pm-4:45 pm

1 stop23h 46m

Incheon Intl

mar. 2/25

6:50 pm-10:16 pm

1 stop20h 26m

$920

OntarioIncheon

ONT - ICN

ONTICN

Ontario

dom. 3/9

8:20 am-7:25 pm

1 stop19h 05m

Incheon Intl

lun. 3/10

9:25 pm-9:05 pm

1 stop15h 40m

$968

OntarioIncheon

ONT - ICN

ONTICN

Ontario

lun. 3/31

12:10 am-7:35 pm

1 stop27h 25m

Incheon Intl

mié. 4/16

12:35 pm-6:00 pm

1 stop21h 25m

$1,052

OntarioIncheon

ONT - ICN

ONTICN

Ontario

lun. 3/17

5:40 am-3:55 pm

1 stop18h 15m

Incheon Intl

lun. 3/31

4:40 pm-4:28 pm

1 stop15h 48m

$1,112

OntarioIncheon

ONT - ICN

ONTICN

Ontario

jue. 3/6

6:00 am-4:15 pm

1 stop17h 15m

Incheon Intl

mié. 3/26

11:45 am-9:54 am

1 stop14h 09m

$1,239

OntarioIncheon

ONT - ICN

ONTICN

Ontario

sáb. 5/17

7:00 am-4:40 pm

1 stop17h 40m

Incheon Intl

lun. 6/30

7:40 pm-11:43 pm

1 stop20h 03m

$1,369

OntarioIncheon

ONT - ICN

ONTICN

Ontario

lun. 1/13

6:45 am-8:30 pm

1 stop20h 45m

$407

OntarioIncheon

ONT - ICN

ONTICN

Ontario

dom. 3/9

8:20 am-7:25 pm

1 stop19h 05m

$507

OntarioIncheon

ONT - ICN

ONTICN

Ontario

sáb. 3/22

11:59 pm-3:55 pm

1 stop23h 56m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 18 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice 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 $1,086). Flying from Ontario to Incheon Intl Airport in June is currently the most expensive (average of $1,729). 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 diciembre 18, 2024.

It’s typically best to fly out from Ontario to Incheon Intl Airport at noon. Doing so could potentially save you 17% 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 diciembre 18, 2024.
Read through reviews of airlines operating flights from Ontario to Seoul, such as Hawaiian Airlines, China Airlines and Korean Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very good
1,018 reviews
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.3
Very good
754 reviews
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,604 reviews
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Hawaiian Airlines
7.9
Good
2,295 reviews
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,798 reviews
Korean Air
8.4
Very good
1,018 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 ($920), Hawaiian Airlines ($968), and China Airlines ($1,052) offers the cheapest pricing from Ontario to Incheon Intl Airport. These flights start at 25% 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?

    $507 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 $515 and $610, 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 $1,086). Flying from Ontario to Incheon Intl Airport in June is currently the most expensive (average of $1,729). 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 2,558,603 searches. Data last updated diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$962Average$1,080FlexibilityNo cancel feeOn-time70%
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