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Flights from Ontario to Kos
Cheap flight deals from Ontario to Kos
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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ONT 13:3519h 5m2 stopsKGS 18:40Ontario - Kos | Wed, Apr 30 | United AirlinesKGS 20:4529h 45m1 stopsSIN 16:30Kos - Ontario | Sat, May 3 | Swiss AirlinesAED 8,392 AED 10,11117% OFF17% OFFAED 10,111 AED 8,392
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ONT 13:0017h 25m1 stopsKGS Invalid DateOntario - Kos | Wed, Apr 30 | Normal AirlineKGS 15:006hNonstopONT 16:00Kos - Ontario | Fri, May 2 | Normal AirlineFind More FlightsFind More Flights
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ONT 07:0026h 30m2 stopsKGS 19:30Ontario - Kos | Wed, Apr 30 | Virgin AtlanticAED 2,024 AED 3,33539% OFF39% OFFAED 3,335 AED 2,024
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ONT 07:0030h 55m2 stopsKGS 23:55Ontario - Kos | Tue, Apr 29 | Virgin AtlanticAED 2,176 AED 3,33535% OFF35% OFFAED 3,335 AED 2,176
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ONT 07:0026h 30m2 stopsKGS 19:30Ontario - Kos | Thu, May 1 | Delta Air LinesAED 2,334 AED 3,33530% OFF30% OFFAED 3,335 AED 2,334
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ONT 07:0030h 55m2 stopsKGS 23:55Ontario - Kos | Fri, May 2 | Delta Air LinesAED 2,33730% OFFAED 3,335 AED 2,337
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ONT 07:0524h 25m2 stopsKGS 17:30Ontario - Kos | Sat, May 17 | Delta Air LinesAED 2,51825% OFFAED 3,335 AED 2,518
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ONT 07:0528h 50m2 stopsKGS 21:55Ontario - Kos | Thu, May 15 | Delta Air LinesAED 2,58023% OFFAED 3,335 AED 2,580
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ONT 00:5931h 41m2 stopsKGS 18:40Ontario - Kos | Wed, Apr 30 | Frontier AirlinesAED 2,58123% OFFAED 3,335 AED 2,581
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ONT 07:0528h 50m2 stopsKGS 21:55Ontario - Kos | Fri, May 16 | Delta Air LinesAED 2,59222% OFFAED 3,335 AED 2,592
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ONT 07:0524h 25m2 stopsKGS 17:30Ontario - Kos | Sat, May 17 | Virgin AtlanticAED 2,70719% OFFAED 3,335 AED 2,707
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ONT 07:0528h 50m2 stopsKGS 21:55Ontario - Kos | Thu, May 15 | Virgin AtlanticAED 2,76817% OFFAED 3,335 AED 2,768
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ONT 13:0017h 25m1 stopsKGS Invalid DateOntario - Kos | Wed, Apr 30 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When are flight tickets from Ontario (ONT) to Kos (KGS) the cheapest?
Airlines adjust prices for flights from Ontario to Kos based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Ontario (ONT) to Kos (KGS) cost?
According to Trip.com's data, the lowest price is around AED 4,355. -
How many airports are there in Kos (KGS)?
There are 1 airport(s) near Kos (KGS): Kos Airport.
How to find a cheap flight from Ontario to Kos
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 Kos. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Ontario to Kos ticket.
Tap "Date" on flight search bar to get the calender for Ontario to Kos airfare over next 6 months in 2025.
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Don't miss cheap Ontario to Kos flight deals and promo codes.
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Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Ontario to Kos to get exclusive deals for you.
Flight Info | Ontario to Kos
Flight distance | 4,951.03 km |
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Popular airline | Delta Air Lines |
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