Seoul

$391+ Cheap flights from Ontario (ONT) to Seoul (SEL)

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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SEL
nov. 5 — nov. 121
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Cheap flight deals from Ontario to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Seoul (SEL). 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 octubre 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

September

Round-trip from

$718
(Trip.com)

One-way from

$391
(Trip.com)
Provider with most accurate pricing for Ontario-Seoul (SEL) flight deals.
Provider most trusted by Cheapflights users for Ontario-Seoul (SEL) flights.
High demand for flights, 28% potential price rise
Best time to find cheap flights, 21% potential price drop
From Ontario to Seoul (SEL)
One-way flight from Ontario to Seoul (SEL)

Find flight deals from Ontario to Seoul

Cheapest flights from Ontario to Seoul
Explore the most affordable flight options available from Ontario to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 31, 2024.

This Trip.com deal was found by Cheapflights users on 10/30. 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. 11/236:52 pmONT - ICN
1 stop32h 38mMultiple Airlines
lun. 12/96:55 pmICN - ONT
1 stop16h 05mMultiple Airlines
Deal found 10/30$718
This lastminute.com deal was found by Cheapflights users on 10/31. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/1610:05 amONT - ICN
1 stop40h 20mHawaiian Airlines
mié. 11/209:25 pmICN - ONT
1 stop17h 45mHawaiian Airlines
Deal found 10/31$921
This Gurufare deal was found by Cheapflights users on 10/31. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/46:15 amONT - ICN
1 stop16h 40mKorean Air
jue. 11/214:10 pmICN - ONT
1 stop17h 35mKorean Air
Deal found 10/31$1,069
This Delta deal was found by Cheapflights users on 10/30. 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.
jue. 11/145:00 pmONT - ICN
2 stops30h 15mDelta
mié. 11/208:05 pmICN - ONT
2 stops33h 06mDelta
Deal found 10/30$1,119
This oojo deal was found by Cheapflights users on 10/29. 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.
dom. 11/2410:45 pmONT - ICN
1 stop27h 30mChina Airlines
mar. 12/38:15 pmICN - ONT
1 stop37h 35mChina Airlines
Deal found 10/29$1,129
This United Airlines deal was found by Cheapflights users on 10/30. 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.
jue. 10/313:15 pmONT - ICN
1 stop21h 25mUnited Airlines
mié. 11/1312:45 pmICN - ONT
1 stop17h 15mUnited Airlines
Deal found 10/30$1,182
This American Airlines deal was found by Cheapflights users on 10/30. 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.
dom. 12/112:59 amONT - ICN
1 stop22h 46mAmerican Airlines
lun. 12/236:50 pmICN - ONT
1 stop22h 07mAmerican Airlines
Deal found 10/30$1,260
This United deal was found by Cheapflights users on 10/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/136:00 amONT - GMP
2 stops23h 25mMultiple Airlines
jue. 11/218:40 amGMP - ONT
2 stops21h 20mMultiple Airlines
Deal found 10/31$1,668
This Gurufare deal was found by Cheapflights users on 10/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/86:00 amONT - GMP
2 stops23h 20mJapan Airlines
dom. 12/2912:05 pmGMP - ONT
2 stops22h 04mJapan Airlines
Deal found 10/29$2,002

Find flights from Ontario to Seoul within your budget

Customize your flight search to find flights from Ontario to Seoul 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 2,570,725 searches. Data last updated octubre 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioIncheon

ONT - ICN

ONTICN

Ontario

sáb. 11/23

6:52 pm-8:30 pm

1 stop32h 38m

$391

OntarioIncheon

ONT - ICN

ONTICN

Ontario

jue. 1/9

9:35 am-7:25 pm

1 stop40h 50m

$488

OntarioIncheon

ONT - ICN

ONTICN

Ontario

dom. 2/9

11:59 pm-4:45 pm

1 stop23h 46m

$554

OntarioIncheon

ONT - ICN

ONTICN

Ontario

mar. 11/5

6:15 am-3:55 pm

1 stop16h 40m

$594

OntarioIncheon

ONT - ICN

ONTICN

Ontario

mar. 11/5

6:15 am-4:15 pm

1 stop17h 00m

$608

OntarioIncheon

ONT - ICN

ONTICN

Ontario

mié. 1/29

5:10 am-5:40 am

2 stops31h 30m

$658

OntarioIncheon

ONT - ICN

ONTICN

Ontario

lun. 11/25

10:45 pm-7:15 pm

1 stop27h 30m

$664

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

jue. 12/5

6:00 am-10:55 am

2 stops35h 55m

$824

OntarioIncheon

ONT - ICN

ONTICN

Ontario

vie. 11/22

10:00 am-5:15 pm

2 stops38h 15m

$1,076

OntarioIncheon

ONT - ICN

ONTICN

Ontario

dom. 12/15

3:20 pm-3:15 pm

2 stops30h 55m

$1,114

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 21 results
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Compare providers for flights from Ontario to Seoul

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 Seoul in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy

*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-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Seoul 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-Seoul 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 Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

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

What is the cheapest month to book a flight from Ontario to Seoul?

Currently, October is the cheapest month in which you can book a flight from Ontario to Seoul (average of $1,161). Flying from Ontario to Seoul in June is currently the most expensive (average of $1,713). 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 SEL?

Find hourly flight availability from Ontario to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 31, 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Ontario to Seoul by exploring options for tickets at noon.

Rainfall in Seoul by month

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

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

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

If weather is an important factor for your trip to Seoul, 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 35.6 F).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated octubre 31, 2024.
Peruse reviews from past customers who have flown with Hawaiian Airlines, China Airlines and United Airlines from Ontario to Seoul to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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.

8.5
Very good
1,039 reviews
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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.

8.3
Very good
1,451 reviews
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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.

8.3
Very good
792 reviews
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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.

8.0
Very good
8,835 reviews
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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.

7.9
Good
2,303 reviews
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

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 Seoul. 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 Seoul?

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

  • Can I find flights from Ontario to Seoul for under $800 on Cheapflights?

    Yes, there are multiple flights from Ontario to Seoul for under $800. The cheapest flight booked recently is on Multiple Airlines for just $718, but on average you can expect to pay $1,172.

  • Are there last-minute flights available from Ontario to Seoul for under $1,000?

    There are currently 7+ open flights from Ontario to Seoul within the next 7 days for less than $1,000.

  • What are the cheapest airlines flying from Ontario to Seoul round-trip?

    According to our current data, Hawaiian Airlines ($921), Korean Air ($1,069), and China Airlines ($1,106) offers the cheapest pricing from Ontario to Seoul. Hawaiian Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Ontario to Seoul one-way?

    The cheapest airlines for a one-way flight from Ontario to Seoul are Hawaiian Airlines ($488), American Airlines ($554), and Korean Air ($594).

  • What does ONT to ICN mean?

    Ontario Airport is ONT and Incheon Intl Airport is ICN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Seoul Gimpo Intl Airport (GMP).

  • Can I find deals for flights from Ontario to Seoul that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Seoul flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Seoul with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Seoul flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Ontario to Seoul?

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

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

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

  • Can I find deals for flights from Ontario to Seoul that allow pets onboard?

    Many airlines flying from Ontario to Seoul offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Seoul?

    Yes, you can often find last-minute deals on Ontario to Seoul flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Seoul flight deals updated?

    The Ontario to Seoul flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Ontario to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Seoul (average of $1,161). Flying from Ontario to Seoul in June is currently the most expensive (average of $1,713). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ontario to Seoul

Discover the top airline that operate flights from Ontario to Seoul. 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 2,570,725 searches. Data last updated octubre 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$984Average$1,091FlexibilityNo cancel feeOn-time70%
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