Cheap Flights from St. Louis (STL) to Kos (KGS)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Kos (KGS-Kos Island Intl.)

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Frequently asked questions

Is it cheaper to buy a plane ticket from STL to Kos Island Intl. Airport (KGS) last minute?
Being a spontaneous soul is a fantastic way to travel around, but it's not necessarily the best way to score a cheap fare. Think about booking your Lambert-St. Louis Intl. Airport (STL) to KGS trip in advance instead of waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you arrive in KGS!
What airports do you fly into for Kos from St. Louis?
From St. Louis, you can travel to Kos through Kos Island Intl. Airport (KGS), Kalymnos Island National Airport (JKL) and Leros Island Airport (LRS). Research which airport is best for you before making your decision. If you pick Kos Island Intl. Airport (KGS), it's roughly 21 kilometers southwest of the city center. Use the money you save when booking your journey with Expedia to tour the city's top sights, such as Tigaki Beach and Asklepion.
Can I change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Kos Airport?
Expedia makes it easy to make amendments to your Lambert Field to KGS trip yourself. Just go to the Expedia Trips portal and choose "change flight." Search for new flights and choose the one that works with your new plans. You'll see an estimate of flight change fees that may apply. You can also visit our Customer Service portal to chat to our Virtual Agent and quickly get answers to all your questions.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Kos Island Intl.
Distance
9397 km

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