App
Customer Support
USD
Find Bookings
Trip.com
>
Flights
>
Flights to South Korea
>
Flights to Chungcheongbuk-do
>
Flights to Cheongju
>
Los Angeles to Cheongju flight
>
Ontario International Airport to Cheongju flight
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

Cheap Flights from Ontario International Airport to Cheongju

Search for flights from Ontario International Airport to Cheongju and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
      • ONT10:45 pm
        23h 15m
        1 stop
        CJJ03:00 pm
        Ontario - Cheongju|Wed, Feb 19|China Airlines
        $731$1,110
        34% OFF
        34% OFF
        $1,110$731

        Choose China Airlines flights from Ontario to Cheongju. The one-way connecting flight with China Airlines departs from Ontario International Airport on Wed, Feb 19, arriving at Cheong Ju International Airport. One-way Prices start from $731 including taxes and charges.

      • ONT10:45 pm
        23h 15m
        1 stop
        CJJ03:00 pm
        Ontario - Cheongju|Tue, Feb 4|China Airlines
        $821$1,110
        26% OFF
        26% OFF
        $1,110$821

        Choose China Airlines flights from Ontario to Cheongju. The one-way connecting flight with China Airlines departs from Ontario International Airport on Tue, Feb 4, arriving at Cheong Ju International Airport. One-way Prices start from $821 including taxes and charges.

      • ONT10:45 pm
        23h 15m
        1 stop
        CJJ03:00 pm
        Ontario - Cheongju|Fri, Feb 7|China Airlines
        $1,033$1,110
        7% OFF
        7% OFF
        $1,110$1,033

        Choose China Airlines flights from Ontario to Cheongju. The one-way connecting flight with China Airlines departs from Ontario International Airport on Fri, Feb 7, arriving at Cheong Ju International Airport. One-way Prices start from $1,033 including taxes and charges.

      • ONT01:00 pm
        3h 5m
        Nonstop
        CJJ02:00 pm
        Los Angeles - Cheongju|Fri, Feb 7|China Airlines
        Find More Flights
        Find More Flights

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

Flight Info of Flights from Ontario International Airport to Cheongju

Cheapest nonstop flight price$455
Off-season for travelMarch
Peak season for travelDecember

FAQs for Ontario International Airport to Cheongju Flights

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

    • The distance from Cheong Ju International Airport to downtown is about 8 km. It takes about 20 minutes by taxi.

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.