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Cheap flights from Cheongju to Ontario from C$ 2,532

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
CJJ — YYZ
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Cheongju to Ontario

Keep the following information in mind while searching for Cheongju to Ontario flight deals. Data was last updated 16 September 2025.

Popular in

October

Cheapest in

September

Average price

C$ 1,507
Highest demand for flights based on searches. 2% potential increase in price (C$ 56 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 51 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Cheongju to Ontario

Cheapest flights from Cheongju to Ontario
Explore the most affordable flight options available from Cheongju to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 17/97:40 p.m.CJJ - YYZ
2 stops51h 15mMultiple Airlines
Fri 19/93:30 p.m.YYZ - CJJ
1 stop26h 15mMultiple Airlines
Deal found 15/9C$ 2,532
Wed 17/95:20 p.m.CJJ - YYZ
2 stops29h 35mKorean Air
Fri 19/912:30 p.m.YYZ - CJJ
2 stops31h 00mKorean Air
Deal found 15/9C$ 2,705

Best time to book a flight from Cheongju to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Cheongju with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cheongju to Ontario

What is the cheapest month to book a flight from Cheongju to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Cheongju to Region of Ontario (average of C$ 169). Flying from Cheongju to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Related info for your journey

Find useful and relevant information for your journey from Cheongju 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 from for flights from Cheongju to Ontario?

    Located just 8.9 km from the city centre, Cheongju (CJJ) is the airport most travellers will use when flying to Ontario from Cheongju.

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

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

  • How can I find direct flights from Cheongju to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Cheongju 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.

  • What is the cheapest month to book a flight from Cheongju to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Cheongju to Region of Ontario (average of C$ 169). Flying from Cheongju to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

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