ONT - PUS

$505 Find Cheap Flights from Ontario to Busan - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,136
Typical prices: $884-$1,003
STARLUX Airlines
Sat 1/20Sat 2/17
ONT - PUS • 1 stop
Cheapest one-way
$505
Typical prices: $500-$556
Multiple Airlines
Tue 10/30
ONT - PUS • 2 stops
Nonstop flights
There are currently no direct flights between Ontario and Busan. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Ontario to Busan (ONT-PUS)

 

Cheap flights from Ontario to Busan with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Wed, Jan 20 - Wed, Feb 17
STARLUX Airlines Logo
9:45 pm - 11:30 amONT  Ontario-PUS Busan Gimhae
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
20h 25m1 stop Taipei City Taiwan Taoyuan Intl
$1,136STARLUX Airlines
Mon, Nov 2 - Fri, Nov 6
STARLUX Airlines Logo
9:45 pm - 11:30 amONT  Ontario-PUS Busan Gimhae
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
20h 25m1 stop Taipei City Taiwan Taoyuan Intl
$1,136STARLUX Airlines
Wed, Jan 13 - Wed, Jan 27
STARLUX Airlines Logo
9:45 pm - 11:30 amONT  Ontario-PUS Busan Gimhae
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
20h 25m1 stop Taipei City Taiwan Taoyuan Intl
$1,139STARLUX Airlines
Wed, Jan 20 - Wed, Feb 17
STARLUX Airlines Logo
9:45 pm - 11:30 amONT  Ontario-PUS Busan Gimhae
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
20h 25m1 stop Taipei City Taiwan Taoyuan Intl
$1,139STARLUX Airlines
Sun, Nov 1 - Tue, Nov 24
Delta Logo
6:00 pm - 7:35 pmONT  Ontario-PUS Busan Gimhae
32h 35m2 stops Seattle/Tacoma Intl Incheon Intl
Delta Logo
10:25 am - 11:00 pmPUS  Busan Gimhae-ONT Ontario
29h 35m2 stops Incheon Intl Seattle/Tacoma Intl
$1,142Delta
Fri, Oct 30 - Tue, Nov 24
China Airlines Logo
11:50 pm - 10:50 amONT  Ontario-PUS Busan Gimhae
19h 00m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:10 am - 5:05 pmPUS  Busan Gimhae-ONT Ontario
23h 55m1 stop Taipei City Taiwan Taoyuan Intl
$1,146China Airlines
Sun, Nov 1 - Tue, Nov 24
China Airlines Logo
10:50 pm - 10:50 amONT  Ontario-PUS Busan Gimhae
19h 00m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:10 am - 5:05 pmPUS  Busan Gimhae-ONT Ontario
23h 55m1 stop Taipei City Taiwan Taoyuan Intl
$1,146China Airlines
Sun, Mar 28 - Sat, Apr 17
China Airlines Logo
12:10 am - 11:15 amONT  Ontario-PUS Busan Gimhae
19h 05m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:30 am - 6:00 pmPUS  Busan Gimhae-ONT Ontario
23h 30m1 stop Taipei City Taiwan Taoyuan Intl
$1,150China Airlines
Wed, Jan 20 - Wed, Feb 17
STARLUX Airlines Logo
9:45 pm - 11:30 amONT  Ontario-PUS Busan Gimhae
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
20h 25m1 stop Taipei City Taiwan Taoyuan Intl
$1,158STARLUX Airlines
Fri, Oct 30 - Tue, Nov 24
Multiple Airlines Logo
12:01 pm - 8:35 amONT  Ontario-PUS Busan Gimhae
28h 34m2 stops San Francisco Incheon Intl
Multiple Airlines Logo
9:50 pm - 3:55 pmPUS  Busan Gimhae-ONT Ontario
35h 05m1 stop Taipei City Taiwan Taoyuan Intl
$1,164Multiple Airlines

Price, demand and travel trends for Ontario to Busan flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Ontario to Busan?

Round-trip flights from Ontario to Busan typically range from $884 to $1,003. The lowest price found in the past 5 days was $1,136, on STARLUX Airlines.

What's the cheapest day of the week to fly from Ontario to Busan?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Ontario to Busan. It’s 5% cheaper than the average day, while Thursday is the most expensive, with prices 74% higher.

Key details for Ontario to Busan flights

Low season

February

Cheapest flight

$505
One-way flight from Ontario to Busan

When to book flights from Ontario to Busan

Are your dates flexible? Find out the best times to travel from Ontario to Busan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Busan flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Ontario to Busan?

    Only Economy Class is available on flights from Ontario to Busan.

  • How long is a flight from Ontario to Busan?

    A nonstop flight from Ontario to Busan takes 00m, covering 6,004 miles.

  • Do I need a passport to fly from Ontario to Busan?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Ontario to Busan flight?

    Round-trip flights from Ontario to Busan range from $884 to $1,003, with an average of $920 over the past 12 months. Anything below $884 counts as a good deal.

  • Have flight prices from Ontario to Busan changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,136 to $10,110. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Ontario to Busan looking right now?

    One-way fares from Ontario to Busan are currently higher than usual. Average one-way flight prices are about $783, which is 55% above the typical average for this route.

  • What car rental options are available at Busan Gimhae Airport (PUS)?

    Busan Gimhae Airport (PUS) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:

    • Hi Rent
    • Yesaway
    • GREEN MOTION
    • LOTTE rent-a-car
    • Avis

  • Which airports can I use when flying from Ontario to Busan?

    Flights from Ontario to Busan usually depart from Ontario (ONT) and arrive at Busan Gimhae (PUS).

  • Which airports do connecting flights from Ontario to Busan pass through?

    Most connecting flights from Ontario to Busan pass through Taipei City Taiwan Taoyuan Intl (TPE), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Ontario to Busan?

    Yes. Flexible dates can save you up to 45% on flights from Ontario to Busan. Monday is the cheapest departure day at $883 round-trip on average, while Thursday is the most expensive at $1,601, a difference of $718.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Ontario and Busan?

    Busan is 16 hours ahead of Ontario (Korean Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Busan?

    Some of the most popular sights in Busan are Haeundae Beach, Gwangalli Beach and Songdo Beach. These are among the most viewed places in Busan on KAYAK.

Your guide to booking Ontario to Busan flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Thursday. On this route, Monday flights average $883, about $718 less than Thursday fares (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Ontario to Busan trip for April. Fares historically average $894 round-trip in that month - typically $1,137 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Busan Gimhae Airport.

    • Hotel Airport

More options for your flight from Ontario to Busan

Complete your trip to Busan with a hotel stay or car rental