Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Kos (KGS-Kos Island Intl.)

Cheap Flights from Montreal to Kos (YUL-KGS)

Prices were available within the past 7 days and start at $988 for one-way flights and $1,335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,335 Roundtrip, found 2 days ago
$1,335
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,335 found 2 days ago
Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,478 Roundtrip, found 2 days ago
$1,478
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,478 found 2 days ago
Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,545 Roundtrip, found 2 days ago
$1,545
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,545 found 2 days ago
Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,678 Roundtrip, found 2 days ago
$1,678
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,678 found 2 days ago
Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,691 Roundtrip, found 2 days ago
$1,691
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,691 found 2 days ago
Air Canada
Sun, Dec 21 - Sat, Jan 10
YUL
Montreal
KGS
Kos
$1,717 Roundtrip, found 6 days ago
$1,717
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Dec 21 from Montreal to Kos, returning Sat, Jan 10, priced at $1,717 found 6 days ago
Air Canada
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$1,891 Roundtrip, found 2 days ago
$1,891
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $1,891 found 2 days ago
Emirates
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$2,260 Roundtrip, found 2 days ago
$2,260
Roundtrip
found 2 days ago
Select Emirates flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $2,260 found 2 days ago
Emirates
Fri, Dec 26 - Sat, Jan 17
YUL
Montreal
KGS
Kos
$3,432 Roundtrip, found 2 days ago
$3,432
Roundtrip
found 2 days ago
Select Emirates flight, departing Fri, Dec 26 from Montreal to Kos, returning Sat, Jan 17, priced at $3,432 found 2 days ago

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS) cost?
Get a cheap one-way flight from $988 or cheap return flight from $1,335 from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS)?
Planning your getaway for December is a great way to save, as it's the cheapest month for flights between YUL and KGS. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YUL to KGS. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS)?
You'll have to book a flight with a layover if you're traveling from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from YUL to KGS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS)?
Select a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS) last-minute?
Waiting until right before your break to book a flight from YUL to KGS often results in higher prices. While it's possible to find some last-minute offers, they're not always guaranteed. Keep your travel schedule open for the best chance of landing a bargain.
Is it cheaper to book a YUL to KGS flight and hotel package?
Compared with arranging hotels and flights separately, booking a YUL to KGS flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Kos Island Intl. Airport (KGS)?
In most cases, you can cancel or reschedule your YUL to KGS flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Kos Island Intl.
Roundtrip price
$1,335
Distance
4923 mi

Book with confidence

Montreal to Kos Flights

The cheapest times to fly from Montreal to Kos

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Montreal to Kos are during the month of December. You can find some of the cheapest flights from Montreal to Kos with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montreal to Kos

Sunday is one of the best days to book for cheap flights from Montreal to Kos: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Montreal to Kos

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Montreal to Kos in 2025. You can also book with separate airlines for your outbound and return journeys, from $988 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Montreal to Kos flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Montreal to Kos airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Montreal to Kos Flights

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*Available to One Key members.