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Cheap flights from Ontario to Kos from C$ 1,661

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — KGS
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Kos

Keep the following information in mind while searching for Ontario to Kos flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 1,661
26/10-3/11
  • 26/10-3/11
  • 4 total stops
  • 38h 45m total
  • Ontario to Kos
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Find flight deals from Ontario to Kos

Cheapest flights from Ontario to Kos
Explore the most affordable flight options available from Ontario to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Sun 26/107:15 p.m.YYZ - KGS
2 stops14h 30mMultiple Airlines
Mon 3/118:35 p.m.KGS - YYZ
2 stops24h 15mMultiple Airlines
Deal found 13/9C$ 1,661
Fri 10/104:35 p.m.YYZ - KGS
2 stops33h 35mMultiple Airlines
Mon 20/1011:00 a.m.KGS - YYZ
1 stop32h 50mMultiple Airlines
Deal found 13/9C$ 1,676
Fri 10/108:20 p.m.YYZ - KGS
2 stops16h 05mLufthansa
Mon 20/1012:40 p.m.KGS - YYZ
2 stops15h 59mLufthansa
Deal found 14/9C$ 1,970
Fri 10/108:20 p.m.YYZ - KGS
1 stop16h 05mMultiple Airlines
Sun 19/1011:50 a.m.KGS - YYZ
2 stops34h 05mMultiple Airlines
Deal found 13/9C$ 2,152
Fri 10/105:25 p.m.YTZ - KGS
2 stops38h 05mSWISS
Sun 19/103:15 p.m.KGS - YTZ
2 stops33h 30mSWISS
Deal found 13/9C$ 2,346

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Kos that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Ontario to Kos that are best for you.

Fly from

Ontario

Fly to

Kos

Route

Depart

Return

Price

TorontoKos

YYZ - KGS

YYZKGS

Toronto Pearson Intl

Fri 10/10

4:35 p.m.-9:10 a.m.

2 stops33h 35m

Kos

Mon 20/10

11:00 a.m.-12:50 p.m.

1 stop32h 50m

C$ 1,749

TorontoKos

YYZ - KGS

YYZKGS

Toronto Pearson Intl

Sun 26/10

5:00 p.m.-4:05 p.m.

2 stops17h 05m

Kos

Mon 3/11

12:40 p.m.-8:39 a.m.

2 stops26h 59m

C$ 1,793

TorontoKos

YYZ - KGS

YYZKGS

Toronto Pearson Intl

Fri 10/10

8:20 p.m.-7:25 p.m.

2 stops16h 05m

Kos

Mon 20/10

12:40 p.m.-9:39 p.m.

2 stops15h 59m

C$ 1,970

TorontoKos

YYZ - KGS

YYZKGS

Toronto Pearson Intl

Fri 10/10

8:20 p.m.-7:25 p.m.

1 stop16h 05m

Kos

Sun 19/10

11:50 a.m.-2:55 p.m.

2 stops34h 05m

C$ 2,169

TorontoKos

YTZ - KGS

YTZKGS

Toronto Island

Fri 10/10

5:25 p.m.-2:30 p.m.

2 stops38h 05m

Kos

Sun 19/10

3:15 p.m.-5:45 p.m.

2 stops33h 30m

C$ 2,346

MontrealKos

YUL - KGS

YULKGS

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

11:40 a.m.-4:05 p.m.

2 stops46h 25m

C$ 2,079

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Best time to book a flight from Ontario to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Ontario 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 Ontario to Kos
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kos. 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 into for flights to Kos from Ontario?

    Most people fly into Kos (KGS) if they book a flight to Kos from Ontario. Kos is conveniently located just 20.6 km from Kos’s city centre.

  • How long is the flight from Region of Ontario to Kos?

    Departing from Region of Ontario to Kos will take you 38h 05m. The distance from Region of Ontario to Kos is about 8399 km.

  • What are the most popular routes from Region of Ontario to Kos?

    The most popular flight routes from Region of Ontario to Kos are Toronto Pearson Intl - Kos, Toronto Island - Kos and Montreal Pierre Elliott Trudeau Intl - Kos.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Kos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Ontario to Kos

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

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How does Cheapflights help users find flights from Ontario to Kos?

When you search for this flight from Ontario to Kos, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Kos?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Kos by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Kos with no change fees?

Certainly. Search results for flights to Kos from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Kos become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kos from Ontario today and book when prices fit your budget.

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