App
Customer Support
MYR
Find Bookings
Trip.com
>
Cheap Flights
>
South Korea
>
Seoul
>
Flights from Ontario to Seoul
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Flights from Ontario to Seoul Starting at MYR 1,645

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • ONT08:26
        20h 4m
        1 stop
        ICN20:30
        Mon, Mar 10|Ontario - Seoul|Frontier Airlines
        MYR 1,645MYR 2,248
        27% OFF
        27% OFF
        MYR 2,248MYR 1,645

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Mon, Mar 10, arriving at Incheon International Airport. One-way Prices start from MYR 1,645 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Sun, Feb 16|Ontario - Seoul|Frontier Airlines
        MYR 1,667MYR 2,248
        26% OFF
        26% OFF
        MYR 2,248MYR 1,667

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Sun, Feb 16, arriving at Incheon International Airport. One-way Prices start from MYR 1,667 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Mon, Feb 24|Ontario - Seoul|Frontier Airlines
        MYR 1,672MYR 2,248
        26% OFF
        26% OFF
        MYR 2,248MYR 1,672

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Mon, Feb 24, arriving at Incheon International Airport. One-way Prices start from MYR 1,672 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Sun, Feb 23|Ontario - Seoul|Frontier Airlines
        MYR 1,673
        MYR 1,673

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Sun, Feb 23, arriving at Incheon International Airport. One-way Prices start from MYR 1,673 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Mon, Mar 3|Ontario - Seoul|Frontier Airlines
        MYR 1,675
        MYR 1,675

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Mon, Mar 3, arriving at Incheon International Airport. One-way Prices start from MYR 1,675 including taxes and charges.

      • ONT08:26
        19h 24m
        1 stop
        ICN19:50
        Mon, Mar 31|Ontario - Seoul|Frontier Airlines
        MYR 1,676
        MYR 1,676

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Mon, Mar 31, arriving at Incheon International Airport. One-way Prices start from MYR 1,676 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Fri, Feb 21|Ontario - Seoul|Frontier Airlines
        MYR 1,683
        MYR 1,683

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Fri, Feb 21, arriving at Incheon International Airport. One-way Prices start from MYR 1,683 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Fri, Feb 28|Ontario - Seoul|Frontier Airlines
        MYR 1,687
        MYR 1,687

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Fri, Feb 28, arriving at Incheon International Airport. One-way Prices start from MYR 1,687 including taxes and charges.

      • ONT08:26
        20h 4m
        1 stop
        ICN20:30
        Mon, Mar 17|Ontario - Seoul|Frontier Airlines
        MYR 1,693
        MYR 1,693

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Mon, Mar 17, arriving at Incheon International Airport. One-way Prices start from MYR 1,693 including taxes and charges.

      • ONT08:26
        19h 4m
        1 stop
        ICN20:30
        Fri, Mar 7|Ontario - Seoul|Frontier Airlines
        MYR 1,709
        MYR 1,709

        Choose Frontier Airlines flights from Ontario to Seoul. The one-way connecting flight with Frontier Airlines departs from Ontario International Airport on Fri, Mar 7, arriving at Incheon International Airport. One-way Prices start from MYR 1,709 including taxes and charges.

      • ONT01:00 pm
        3h 5m
        Nonstop
        SEL02:00 pm
        Sat, Feb 22|Ontario - Seoul|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Los Angeles to Seoul flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA277

    United Airlines

    06:00

    ONT

    1.4h

    07:27

    SFO

    SMTWTFS
    Search

  2. OZ211

    Asiana Airlines

    23:30

    SFO

    13.0h

    04:30

    ICN

    SMTWTFS

  3. UA277

    United Airlines

    06:00

    ONT

    1.4h

    07:27

    SFO

    SMTWTFS
    Search

  4. YP112

    Air Premia

    15:00

    SFO

    12.8h

    19:50

    ICN

    S-T-T-S

  5. UA277

    United Airlines

    06:00

    ONT

    1.4h

    07:27

    SFO

    SMTWTFS
    Search

  6. OZ215

    Asiana Airlines

    12:50

    SFO

    12.8h

    17:40

    ICN

    S-T-T--

  7. F92677

    Frontier Airlines

    08:24

    ONT

    1.6h

    10:02

    SFO

    SMTWTFS
    Search

  8. YP112

    Air Premia

    15:00

    SFO

    12.8h

    19:50

    ICN

    S-T-T-S

  9. HA079

    Hawaiian Airlines

    09:50

    ONT

    5.9h

    12:45

    HNL

    SMTWTFS
    Search

  10. HA459

    Hawaiian Airlines

    13:45

    HNL

    10.3h

    19:00

    ICN

    -M-WTFS

  11. UA5559

    United Airlines

    13:00

    ONT

    1.7h

    14:44

    SFO

    ---W---
    Search

  12. YP112

    Air Premia

    15:00

    SFO

    12.8h

    19:50

    ICN

    S-T-T-S

  13. UA5660

    United Airlines

    15:30

    ONT

    1.7h

    17:12

    SFO

    SMTWTFS
    Search

  14. YP112

    Air Premia

    15:00

    SFO

    12.8h

    19:50

    ICN

    S-T-T-S

  15. UA5394

    United Airlines

    19:40

    ONT

    1.6h

    21:13

    SFO

    SMTWTFS
    Search

  16. YP112

    Air Premia

    15:00

    SFO

    12.8h

    19:50

    ICN

    S-T-T-S
Find more flights and airlines

Find the best time to fly from Ontario to Seoul

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • When are flight tickets from Ontario (ONT) to Seoul (SEL) the cheapest?

    Airlines adjust prices for flights from Ontario to Seoul based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Ontario (ONT) to Seoul (SEL) cost?

    According to Trip.com's data, the lowest price is around MYR 4,662.

  • What is the transportation method from the main airport to downtown in Seoul?

    • The distance from Incheon International Airport to downtown is about 48 km. It takes about 1 hour by taxi.
    • The distance from Gimpo International Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

How to find a cheap flight from Ontario to Seoul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ontario to Seoul. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Ontario to Seoul

Cheapest nonstop flight priceMYR 1,644
Cheapest round-trip ticket priceMYR 3,280
Off-season for travelNovember
Peak season for travelAugust
Flight distance13,172.61 km
Popular airlineDelta Air Lines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.