Cheap flights from Ontario (ONT) to Busan (PUS) from $836

This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
ONT — PUS
Sep 26 — Oct 31

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

Find a great deal and save up to 11% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Busan within the next two weeks, with the cheapest ticket starting at $1,477.

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

The best pricing can be found in the month of November. Prices to Busan from Ontario average $1,633. You can even find prices in November for less than $1,633, as users have found deals to Busan from as low as $1,065. The month of June appears to be one of the more expensive times to travel to Busan from Ontario. Flying in the targeted month can save you up to 31%.

When is the cheapest time to fly from Ontario to Busan (ONT - PUS)?

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

Cheap China Airlines flights from Ontario to Busan

Cheap Ontario to Busan flights in September & October 2023

The best prices found for ONT to PUS flights for September, October

Ontario to Busan 2023 flight deals

Cheap flights to Busan from Ontario found for this year

Ontario to Busan flights leaving soon

Late deals on return flights to Busan from Ontario, departing today and this week

One-way flights to Busan from Ontario

The cheapest one-way flights from Ontario to Busan

Find flights from Ontario to Busan within your budget

Use the slider to find flights from Ontario to Busan that fit your budget.

Fly from

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Fly to

Any airport

Budget

$1,092 - $1,653

Route

Depart

Return

Price

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Sun 3/17

1 stop19h 05m

Busan Gimhae

Thu 3/28

1 stop21h 45m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Mon 10/9

1 stop19h 05m

Busan Gimhae

Wed 10/25

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Fri 10/13

1 stop19h 05m

Busan Gimhae

Wed 10/25

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Mon 10/9

1 stop19h 05m

Busan Gimhae

Thu 10/26

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Wed 10/11

1 stop19h 05m

Busan Gimhae

Wed 10/25

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Thu 10/12

1 stop19h 05m

Busan Gimhae

Wed 10/25

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Mon 10/9

1 stop19h 05m

Busan Gimhae

Tue 10/24

1 stop21h 50m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Tue 3/19

1 stop19h 05m

Busan Gimhae

Sun 3/31

1 stop22h 05m

OntarioBusan Gimhae

ONT - PUS

ONTPUS

Ontario

Thu 10/12

1 stop27h 45m

Busan Gimhae

Wed 10/25

1 stop21h 50m

Flights are sorted by cheapest first

Deals found on 9/21

Reviews of airlines servicing Busan

China Airlines
8.3
Very good
123 reviews

Food

8.1

Comfort

8.1

Boarding

8.3

Crew

8.5

Entertainment

8.3

Overall

8.3

Reviews

1 / 10

I love everything except for the chair, its a bit small. Also regarding with the seat reservation too, i requested to reserve and willing to pay extra charge for it but they said it’s all taken but when the day of flight, there were seats available in the leg room

China Airlines
8.3
Very good
123 reviews
China Airlines
8.3
Very good
123 reviews

Food

8.1

Comfort

8.1

Boarding

8.3

Crew

8.5

Entertainment

8.3

Overall

8.3

Reviews

1 / 10

I love everything except for the chair, its a bit small. Also regarding with the seat reservation too, i requested to reserve and willing to pay extra charge for it but they said it’s all taken but when the day of flight, there were seats available in the leg room

Japan Airlines
8.2
Very good
401 reviews
China Airlines
8.3
Very good
123 reviews

Food

8.1

Comfort

8.1

Boarding

8.3

Crew

8.5

Entertainment

8.3

Overall

8.3

Reviews

1 / 10

I love everything except for the chair, its a bit small. Also regarding with the seat reservation too, i requested to reserve and willing to pay extra charge for it but they said it’s all taken but when the day of flight, there were seats available in the leg room

Related info for your journey

Useful info, stats and facts about Ontario to Busan flights.

Can I find flights from Ontario to Busan for under $1,100 on Cheapflights?

Yes, there are multiple flights from Ontario to Busan for under $1,100. The cheapest flight booked recently is on China Airlines for just $1,092, but on average you can expect to pay $1,406.

Are there last-minute flights available from Ontario to Busan for under $1,800?

There are currently 1+ open flights from Ontario to Busan within the next 7 days for less than $1,800.

What does ONT to PUS mean?

This is defined as Ontario Airport (ONT) and Busan Gimhae Airport (PUS). Codes like Busan Gimhae Airport are often used to just call airports uniquely.

Other flights from Ontario

Alternative routes for Ontario to Busan

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

Top airline flying from Ontario to Busan

The chart below displays the airlines Cheapflights users traveling from Ontario to Busan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$1,028Average$1,405FlexibilityNo cancel feeOn-time70%
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