Currently, October is the cheapest month in which you can book a flight from Seoul to Ontario (average of $237). Flying from Seoul to Ontario in June is currently the most expensive (average of $341). 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.

How recently were the Seoul to Ontario flight deals updated?

The Seoul to Ontario flight deals you see on this page were last updated on 5/4.

Can I find flights from Seoul to Ontario for under $600 on Cheapflights?

Yes, there are multiple flights from Seoul to Ontario for under $600. The cheapest flight booked recently is on United Airlines for just $580, but on average you can expect to pay $734.

Are there last-minute flights available from Seoul to Ontario for under $900?

There are currently 20+ open flights from Seoul to Ontario within the next 7 days for less than $900.

What airport do you fly into for flights to Ontario from Seoul?

If you book a flight to Ontario from Seoul, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Seoul to Ontario per day from 1 airline.

What does ICN to ONT mean?

This is defined as Incheon Intl Airport (ICN) and Ontario Airport (ONT). Codes like Ontario Airport are often used to just call airports uniquely.

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

The amount of baggage you can bring on your Seoul to Ontario 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 Seoul to Ontario with specific airlines?

Yes, Cheapflights allows you to browse and filter Seoul to Ontario 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 Seoul to Ontario that include hotel bookings?

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

How can I find direct flights from Seoul to Ontario?

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

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

Yes. Cheapflights offers flight deals from Seoul 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.

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

Many airlines flying from Seoul to Ontario 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 Seoul to Ontario?

Yes, you can often find last-minute deals on Seoul to Ontario 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.

Flights from Seoul, South Korea to Ontario, CA from $330

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How far in advance should I book a flight from Seoul to Ontario?

To save on the cost of your flight from Seoul to Ontario, book at least 59 days before your planned departure. Booking around this time can save you about 26% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,327 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,551.

What is the cheapest month to fly from Seoul to Ontario?

November is one of the best times of the year to fly to Ontario from Seoul. Prices for November average $1,179 per person but you can even find prices for as low as $541. The most expensive prices can be found in the month of August. Opting for a November flight can save you 34% on your journey compared to booking in August

When is the cheapest time to fly from Seoul to Ontario (SEL - ONT)?

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

Cheap United Airlines flights from Seoul to Ontario

Find some of the cheapest United Airlines flights traveling from Seoul to Ontario. It's recommended that users confirm their flight details before booking.

Wed 10/24:50 pmICN - ONT

2 stops35h 42mUnited Airlines

Wed 10/96:35 pmONT - ICN

1 stop28h 25mUnited Airlines

Deal found 5/3$580

Tue 10/2211:30 amICN - ONT

2 stops25h 02mUnited Airlines

Wed 10/236:20 pmONT - ICN

2 stops28h 40mUnited Airlines

Deal found 5/2$582

Tue 10/2211:30 amICN - ONT

2 stops25h 02mUnited Airlines

Wed 10/231:30 pmONT - ICN

2 stops22h 50mUnited Airlines

Deal found 5/3$588

Thu 9/2611:30 amICN - ONT

1 stop14h 28mUnited Airlines

Mon 10/76:35 pmONT - ICN

1 stop17h 45mUnited Airlines

Deal found 5/4$590

Fri 9/64:50 pmICN - ONT

1 stop17h 06mUnited Airlines

Sat 9/146:45 pmONT - ICN

1 stop17h 35mUnited Airlines

Deal found 5/3$640

Thu 9/2611:30 amICN - ONT

1 stop14h 28mUnited Airlines

Sun 10/66:35 pmONT - ICN

1 stop17h 45mUnited Airlines

Deal found 5/4$643

Sat 9/1411:30 amICN - ONT

1 stop14h 37mUnited Airlines

Tue 9/177:40 amONT - ICN

1 stop15h 20mUnited Airlines

Deal found 5/4$644

Sat 9/284:50 pmICN - ONT

1 stop22h 06mUnited Airlines

Wed 10/96:20 pmONT - ICN

2 stops28h 40mUnited Airlines

Deal found 5/4$649

Sat 9/284:50 pmICN - ONT

1 stop36h 17mUnited Airlines

Wed 10/91:55 pmONT - ICN

1 stop33h 05mUnited Airlines

Deal found 5/4$656

Cheap American Airlines flights from Seoul to Ontario

To aid your search, here are some of the cheapest American Airlines flights we've found from Seoul to Ontario. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Mon 6/35:25 pmICN - ONT

1 stop18h 43mAmerican Airlines

Wed 6/1211:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/2$668

Thu 6/205:25 pmICN - ONT

1 stop20h 44mAmerican Airlines

Thu 6/2711:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$876

Wed 10/25:25 pmICN - ONT

1 stop20h 17mAmerican Airlines

Wed 10/911:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$887

Sat 9/145:25 pmICN - ONT

1 stop22h 01mAmerican Airlines

Mon 9/3011:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$930

Sat 10/265:25 pmICN - ONT

1 stop20h 17mAmerican Airlines

Tue 11/511:59 pmONT - ICN

1 stop23h 26mAmerican Airlines

Deal found 5/4$937

Sat 6/15:25 pmICN - ONT

1 stop22h 31mAmerican Airlines

Tue 6/1111:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$978

Thu 9/265:25 pmICN - ONT

2 stops20h 19mAmerican Airlines

Sun 10/611:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/4$995

Sat 10/195:25 pmICN - ONT

1 stop20h 17mAmerican Airlines

Sat 10/2611:00 pmONT - ICN

2 stops25h 25mAmerican Airlines

Deal found 5/3$1,007

Wed 5/85:25 pmICN - ONT

1 stop18h 43mAmerican Airlines

Sat 5/1111:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$1,051

Cheap Seoul to Ontario flights in May & June 2024

These are some of the most attractive deals on flights from Seoul to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.

Sun 5/54:50 pmICN - ONT

2 stops35h 50mUnited Airlines

Thu 5/96:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$643

Mon 6/35:25 pmICN - ONT

1 stop18h 43mAmerican Airlines

Wed 6/1211:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/2$668

Thu 6/134:50 pmICN - ONT

1 stop21h 37mUnited Airlines

Mon 6/246:25 pmONT - ICN

2 stops28h 35mUnited Airlines

Deal found 5/4$805

Thu 5/911:30 amICN - ONT

1 stop14h 31mUnited Airlines

Mon 5/136:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$809

Fri 5/104:50 pmICN - ONT

1 stop33h 11mUnited Airlines

Mon 5/136:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$822

Fri 5/104:50 pmICN - ONT

2 stops35h 50mUnited Airlines

Mon 5/136:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$833

Tue 5/2811:30 amICN - ONT

2 stops21h 58mUnited Airlines

Fri 12/276:42 pmONT - ICN

1 stop28h 33mUnited Airlines

Deal found 5/4$856

Fri 5/104:50 pmICN - ONT

1 stop33h 11mUnited Airlines

Tue 5/141:36 pmONT - ICN

2 stops33h 24mUnited Airlines

Deal found 5/3$872

Thu 6/205:25 pmICN - ONT

1 stop20h 44mAmerican Airlines

Thu 6/2711:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$876

Seoul to Ontario 2024 flight deals

These are some of the most attractive deals on flights from Seoul to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.

Wed 10/24:50 pmICN - ONT

2 stops35h 42mUnited Airlines

Wed 10/96:35 pmONT - ICN

1 stop28h 25mUnited Airlines

Deal found 5/3$580

Tue 10/2211:30 amICN - ONT

2 stops25h 02mUnited Airlines

Wed 10/236:20 pmONT - ICN

2 stops28h 40mUnited Airlines

Deal found 5/2$582

Tue 10/2211:30 amICN - ONT

2 stops25h 02mUnited Airlines

Wed 10/231:30 pmONT - ICN

2 stops22h 50mUnited Airlines

Deal found 5/3$588

Thu 9/2611:30 amICN - ONT

1 stop14h 28mUnited Airlines

Mon 10/76:35 pmONT - ICN

1 stop17h 45mUnited Airlines

Deal found 5/4$590

Fri 9/64:50 pmICN - ONT

1 stop17h 06mUnited Airlines

Sat 9/146:45 pmONT - ICN

1 stop17h 35mUnited Airlines

Deal found 5/3$640

Sun 5/54:50 pmICN - ONT

2 stops35h 50mUnited Airlines

Thu 5/96:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$643

Sat 9/1411:30 amICN - ONT

1 stop14h 37mUnited Airlines

Tue 9/177:40 amONT - ICN

1 stop15h 20mUnited Airlines

Deal found 5/4$644

Sat 9/284:50 pmICN - ONT

1 stop22h 06mUnited Airlines

Wed 10/96:20 pmONT - ICN

2 stops28h 40mUnited Airlines

Deal found 5/4$649

Sat 9/284:50 pmICN - ONT

1 stop36h 17mUnited Airlines

Wed 10/91:55 pmONT - ICN

1 stop33h 05mUnited Airlines

Deal found 5/4$656

Seoul to Ontario flights leaving soon

Have a look at some of the flights available from Seoul to Ontario departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

Fri 5/104:50 pmICN - ONT

1 stop33h 11mUnited Airlines

Tue 5/141:36 pmONT - ICN

2 stops33h 24mUnited Airlines

Deal found 5/3$872

Mon 5/64:50 pmICN - ONT

1 stop22h 14mUnited Airlines

Tue 5/211:36 pmONT - ICN

2 stops33h 24mUnited Airlines

Deal found 5/3$881

Sun 5/54:50 pmICN - ONT

1 stop22h 18mUnited Airlines

Sun 5/125:15 amONT - ICN

2 stops31h 05mUnited Airlines

Deal found 5/3$973

Wed 5/84:50 pmICN - ONT

1 stop33h 11mUnited Airlines

Sun 5/126:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/3$1,006

Mon 5/134:50 pmICN - ONT

1 stop22h 14mUnited Airlines

Sun 5/265:15 amONT - ICN

2 stops31h 05mUnited Airlines

Deal found 5/4$1,016

Thu 5/911:30 amICN - ONT

1 stop27h 34mUnited Airlines

Sun 5/126:00 amONT - ICN

1 stop30h 20mUnited Airlines

Deal found 5/4$1,027

Wed 5/85:25 pmICN - ONT

1 stop18h 43mAmerican Airlines

Sat 5/1111:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/3$1,051

Wed 5/85:25 pmICN - ONT

1 stop18h 43mAmerican Airlines

Sat 5/1111:59 pmONT - ICN

1 stop23h 16mAmerican Airlines

Deal found 5/4$1,059

Wed 5/84:50 pmICN - ONT

2 stops20h 03mUnited Airlines

Sun 5/125:15 amONT - ICN

2 stops31h 05mUnited Airlines

Deal found 5/3$1,083

One-way flights to Ontario from Seoul

Users in need of a one-way flight from Seoul to Ontario can choose from these deals. Users in need of a round-trip flight from Seoul to Ontario instead should update the search form at the top of page.

Wed 9/1811:30 amICN - ONT

2 stops21h 52mUnited Airlines

Deal found 5/3$330

Fri 5/174:50 pmICN - ONT

2 stops35h 50mUnited Airlines

Deal found 5/3$333

Thu 5/94:50 pmICN - ONT

1 stop22h 14mUnited Airlines

Deal found 5/3$334

Fri 5/244:50 pmICN - ONT

1 stop23h 19mUnited Airlines

Deal found 5/2$335

Thu 10/1011:30 amICN - ONT

2 stops25h 02mUnited Airlines

Deal found 5/4$336

Mon 5/134:50 pmICN - ONT

1 stop22h 14mUnited Airlines

Deal found 5/4$337

Wed 5/2911:30 amICN - ONT

2 stops25h 18mUnited Airlines

Deal found 5/3$339

Mon 5/1311:30 amICN - ONT

2 stops25h 23mUnited Airlines

Deal found 5/4$342

Fri 5/244:50 pmICN - ONT

2 stops35h 43mUnited Airlines

Deal found 5/2$353

Find flights from Seoul to Ontario within your budget

Fly from

Fly to

Budget

$580 - $1,217

Route

Depart

Return

Price

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Wed 10/2

2 stops35h 42m

Ontario

Wed 10/9

1 stop28h 25m

$580

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Tue 10/22

2 stops25h 02m

Ontario

Wed 10/23

2 stops28h 40m

$582

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Tue 10/22

2 stops25h 02m

Ontario

Wed 10/23

2 stops22h 50m

$588

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Thu 9/26

1 stop14h 28m

Ontario

Mon 10/7

1 stop17h 45m

$590

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Fri 9/6

1 stop17h 06m

Ontario

Sat 9/14

1 stop17h 35m

$640

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Mon 6/3

1 stop18h 43m

Ontario

Wed 6/12

1 stop23h 16m

$668

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Sat 10/19

1 stop37h 15m

Ontario

Fri 10/25

1 stop19h 10m

$951

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Mon 6/3

1 stop16h 20m

Ontario

Tue 6/4

1 stop17h 20m

$1,127

Incheon IntlOntario

ICN - ONT

ICNONT

Incheon Intl

Thu 5/16

2 stops33h 20m

Ontario

Mon 5/20

2 stops31h 05m

$1,217

Flights are sorted by cheapest first

Deals found on 5/3

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown United Airlines, American Airlines and China Airlines from Seoul to Ontario. 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

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

Korean Air

8.6

Very good

1,186 reviews

Korean Air

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

Japan Airlines

8.3

Very good

1,486 reviews

Korean Air

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

China Airlines

8.3

Very good

944 reviews

Korean Air

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

Hawaiian Airlines

8.0

Very good

2,320 reviews

Korean Air

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

American Airlines

7.3

Good

14,728 reviews

Korean Air

8.6

Very good

1,186 reviews

Check prices

Reviews

1 / 10

Young happy helpful cabin staff. Clean aircraft. No complaints. Very impressive

Related info for your journey

What airport do you fly into for flights to Ontario from Seoul?
If you book a flight to Ontario from Seoul, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Seoul to Ontario per day from 1 airline.
Can I find flights from Seoul to Ontario for under $600 on Cheapflights?
Yes, there are multiple flights from Seoul to Ontario for under $600. The cheapest flight booked recently is on United Airlines for just $580, but on average you can expect to pay $734.
Are there last-minute flights available from Seoul to Ontario for under $900?
There are currently 20+ open flights from Seoul to Ontario within the next 7 days for less than $900.
What does ICN to ONT mean?
This is defined as Incheon Intl Airport (ICN) and Ontario Airport (ONT). Codes like Ontario Airport are often used to just call airports uniquely.
Can I find deals for flights from Seoul to Ontario that include extra baggage allowance?
The amount of baggage you can bring on your Seoul to Ontario 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 Seoul to Ontario with specific airlines?
Yes, Cheapflights allows you to browse and filter Seoul to Ontario 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 Seoul to Ontario that include hotel bookings?
Yes. In addition to deals on Seoul to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seoul to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Ontario.
Can I find deals for business class flights from Seoul to Ontario?
Yes. Cheapflights offers flight deals from Seoul 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.
Can I find deals for flights from Seoul to Ontario that allow pets onboard?
Many airlines flying from Seoul to Ontario 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 Seoul to Ontario?
Yes, you can often find last-minute deals on Seoul to Ontario 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 Seoul to Ontario flight deals updated?
The Seoul to Ontario flight deals you see on this page were last updated on 5/4.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seoul to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

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Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 4, 2024.

Top airline flying from Seoul to Ontario

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$728	Average$816	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Seoul to Ontario?

When you search for this flight from Seoul to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Seoul to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Seoul.

Can Cheapflights find flights from Seoul to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Seoul? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seoul to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Seoul to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Seoul (SEL) to Ontario (ONT) from $330

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

How far in advance should I book a flight from Seoul to Ontario?

What is the cheapest month to fly from Seoul to Ontario?

When is the cheapest time to fly from Seoul to Ontario (SEL - ONT)?

Cheap United Airlines flights from Seoul to Ontario

Find some of the cheapest United Airlines flights traveling from Seoul to Ontario. It's recommended that users confirm their flight details before booking.

Cheap American Airlines flights from Seoul to Ontario

To aid your search, here are some of the cheapest American Airlines flights we've found from Seoul to Ontario. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Cheap Seoul to Ontario flights in May & June 2024

Find cheap flight options from Seoul to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 4, 2024.

These are some of the most attractive deals on flights from Seoul to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.

Seoul to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Seoul and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.

These are some of the most attractive deals on flights from Seoul to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.

Seoul to Ontario flights leaving soon

Have a look at some of the flights available from Seoul to Ontario departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Ontario from Seoul

Users in need of a one-way flight from Seoul to Ontario can choose from these deals. Users in need of a round-trip flight from Seoul to Ontario instead should update the search form at the top of page.

Find flights from Seoul to Ontario within your budget

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 May 4, 2024.

Read reviews from past customers who have flown United Airlines, American Airlines and China Airlines from Seoul to Ontario. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seoul to Ontario. 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 into for flights to Ontario from Seoul?

Can I find flights from Seoul to Ontario for under $600 on Cheapflights?

Are there last-minute flights available from Seoul to Ontario for under $900?

What does ICN to ONT mean?

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

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

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

How can I find direct flights from Seoul to Ontario?

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

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

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

How recently were the Seoul to Ontario flight deals updated?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seoul to OntarioSee prices for flight routes from nearby airports that may be better suited for you.

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Seoul to Ontario

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Seoul to Ontario by cabin class

Find flights from Seoul to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seoul to Ontario?

Why should you use Cheapflights to find cheap flight tickets from Seoul to Ontario?

Can Cheapflights find flights from Seoul to Ontario with no change fees?

Can Cheapflights notify me if prices for flights from Seoul to Ontario become cheaper?

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Alternative routes for Seoul to Ontario
See prices for flight routes from nearby airports that may be better suited for you.