Cheap Flights to Kos from $332

Schedule your trip for August if you want to get a good price on your fare. It's the cheapest month to fly to Kos. Try to avoid traveling during busy periods such as major public holidays or events.

If you'd prefer to fly to Kos nonstop, check out all the options by selecting "Direct flights only" when browsing for trips on Expedia.

To snag cheap flights to Kos, book early or travel during the off-season months of December and January. Like another tip? Leave on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Set up price tracking on the Expedia app and you'll get notified as soon as your fares drop.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

While booking in advance is typically the best way to save money, don't worry if your Kos getaway is last minute. You can still find cheap flights to Kos, especially if your plans have a little wiggle room. Try changing your trip dates, looking at different ticket types or jetting out of another hub.

For some of the best deals on domestic journeys, book your flight to Kos 28 days ahead of your travel dates. For international flights, search for your ticket between two and four months in advance. This boosts your chances of securing the departure dates and seats you want.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Sundays are typically the best day to book a cheap flight to Kos, with savings of about 8% on average compared to Fridays. If you decide to buy tickets on a Friday, expect to pay more as this is typically the most expensive day.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

When you're flying to Kos, the main airport to touch down at is Kos Island Intl. Airport (KGS). You can also head for nearby hubs like Kalymnos Island National Airport (JKL), Leros Island Airport (LRS) or Astypalaia Island National Airport (JTY). Another good option to consider when you fly to Kos is Diagoras Airport (RHO).

Book a Kos, South Aegean flight and hotel package deal on Expedia, and you can make significant savings. It's easy to bundle your hotel and flight, and you can also add tours and car rentals to create your own personalized Kos getaway. Plus, nothing beats the convenience of booking everything in one place.

You can usually change or cancel your flight to Kos within 24 hours of booking. However, keep in mind that some fares are non-refundable. In those cases, you may receive credit for future travel instead of a direct refund. It's important to check the airline's terms and conditions in your itinerary for specific details. Use Expedia's "No cancel fee" or "Changes included" filters when you search to secure cheap flights to Kos with flexible change policies. For additional information, head to our Customer Service Portal.