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$407+ Cheap flights from Ontario (ONT) to South Korea

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 South Korea

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to South Korea (KR0). 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.

Round-trip from

$857
(Kiwi.com)

One-way from

$407
(Trip.com)
From Ontario to South Korea
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One-way flight from Ontario to South Korea
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Find flight deals from Ontario to South Korea

Cheapest flights from Ontario to South Korea
Explore the most affordable flight options available from Ontario to South Korea. 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 KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/267:00 amONT - TAE
2 stops19h 45mKorean Air
sáb. 12/287:40 amTAE - ONT
2 stops26h 47mKorean Air
Deal found 12/18$2,086
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/267:00 amONT - PUS
2 stops32h 05mKorean Air
sáb. 12/284:10 pmPUS - ONT
2 stops18h 17mKorean Air
Deal found 12/18$2,087
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 Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/237:00 amONT - CJU
2 stops21h 55mKorean Air
mié. 1/19:25 amCJU - ONT
2 stops27h 50mKorean Air
Deal found 12/17$2,276
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
This China 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2210:45 pmONT - PUS
1 stop27h 00mChina Airlines
dom. 12/2911:55 amPUS - ONT
1 stop21h 55mChina Airlines
Deal found 12/17$4,005

Find flights from Ontario to South Korea within your budget

Customize your flight search to find flights from Ontario to South Korea 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

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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

OntarioBusan

ONT - PUS

ONTPUS

Ontario

lun. 2/24

10:45 pm-6:45 pm

1 stop27h 00m

Busan Gimhae

jue. 3/6

11:55 am-4:50 pm

1 stop21h 55m

$1,113

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

OntarioBusan

ONT - PUS

ONTPUS

Ontario

mié. 1/15

6:00 am-8:45 pm

2 stops21h 45m

Busan Gimhae

mié. 1/22

12:10 pm-3:25 pm

2 stops20h 15m

$1,262

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

mar. 1/14

6:00 am-6:35 pm

2 stops43h 35m

Seoul Gimpo Intl

mar. 1/21

7:50 pm-8:13 pm

2 stops41h 23m

$1,338

OntarioBusan

ONT - PUS

ONTPUS

Ontario

sáb. 4/26

12:10 am-7:55 pm

1 stop27h 45m

Busan Gimhae

jue. 5/22

12:15 pm-6:00 pm

1 stop21h 45m

$1,351

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 32 results
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Best time to book a flight from Ontario to South Korea

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

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

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

Currently, October is the cheapest month in which you can book a flight from Ontario to South Korea (average of $1,086). Flying from Ontario to South Korea 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 KR?

Find hourly flight availability from Ontario to South Korea. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to South Korea as you normally would.

Rainfall in South Korea by month

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

In terms of precipitation, rainfall in South Korea 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 South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

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

If weather is an important factor for your trip to South Korea, 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 South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated diciembre 18, 2024.
Get a feel of what it's like to fly with Hawaiian Airlines, China Airlines and Korean Air from Ontario to South Korea by reading reviews from past customers. In addition to providing an overall rating, 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

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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.

Japan Airlines
8.3
Very good
1,443 reviews
Korean Air
8.4
Very good
1,018 reviews

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

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 South Korea. 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 South Korea?

    If you book a flight to South Korea from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    The cheapest airlines for a one-way flight from Ontario to South Korea are Hawaiian Airlines ($507), American Airlines ($515), and Korean Air ($610).

  • What are the most popular routes from Ontario to South Korea?

    While some choose either Ontario - Seoul Gimpo Intl or Ontario - Busan Gimhae, Ontario - Incheon Intl is the most popular route from Ontario to South Korea.

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

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

  • How can I find direct flights from Ontario to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Ontario to South Korea 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 South Korea?

    Currently, October is the cheapest month in which you can book a flight from Ontario to South Korea (average of $1,086). Flying from Ontario to South Korea 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.

See more FAQs

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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 South Korea

Discover the top airline that operate flights from Ontario to South Korea. 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$984Average$1,091FlexibilityNo cancel feeOn-time70%
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