CA $277 Cheap Flights from Madrid (MAD) to Kos (KGS)

View CA $277 flight on Wed, Sep. 3, 2025Opens in a new window

Popular airlines from Adolfo Suarez Madrid-Barajas Airport (MAD) to Kos (KGS-Kos Island Intl.)

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Cheap flights from Madrid (MAD) to Kos (KGS)

Prices were available within the past 7 days and start at CA $277 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from Madrid to Kos (MAD - KGS) route information
Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
Kos Island Intl.
Distance
2664 km

Madrid to Kos Flights

The easy way to book your flights from Madrid to Kos 

With Expedia, it’s simple to find and book flights to Kos from Madrid whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Kos Island Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Madrid to Kos today, tomorrow, or this week.  

 

Save dollars with cheap flights from Adolfo Suárez Madrid-Barajas, MAD to Kos Island Intl., KGS 

Sort your search results by price to find great deals on your flight from Madrid to Kos—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kos from Madrid currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Kos  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Kos from Madrid 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Kos with Expedia today.

Frequently asked questions

How much is a flight from MAD to Kos Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Adolfo Suarez Madrid-Barajas Airport (MAD) to KGS was . Fares this good don't last forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Madrid–Barajas Airport to KGS?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from MAD to Kos Island Intl. Airport (KGS) that have flexible change policies?
Flights from MAD to Kos Island Intl. Airport (KGS) offering flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to cover the fare difference, without any additional fees to worry about.
How many hours is the flight from Madrid Airport to Kos Island Intl. Airport (KGS)?
Lasting around 4 hours and 29 minutes, the flight between Adolfo Suarez Madrid-Barajas Airport (MAD) and Kos Airport is a good opportunity to do some last-minute planning. Why not use this time to organize your itinerary in Kos?
How far is the flight from Madrid–Barajas Airport to KGS?
You'll be in the air for a while, as the flight distance between Madrid and Kos is 2,700 kilometres. Put together a playlist of your favourite tunes before leaving home to keep yourself entertained during your journey.
Which airlines fly direct from Madrid–Barajas Airport to KGS?
Unfortunately, there are no airlines that fly directly between Madrid–Barajas Airport and KGS. You'll have to book a flight with at least one stop.
Are Adolfo Suarez Madrid-Barajas Airport (MAD) to Kos Airport flight tickets cheaper when they're purchased at the last minute?
Tickets from Adolfo Suarez Madrid-Barajas Airport (MAD) to KGS are available up to 12 months prior to departure on Expedia. And although you may nab a fantastic last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

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