$294 Cheap Swiss International Air Lines flights Zagreb (ZAG) to Kos (KGS)

Landing cheap one-way SWISS flights from ZAG to KGS from $294 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $371 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for return or one-way flights to Kos in December or February. You could find lower fares with SWISS during these quieter months.

Check for SWISS flights from ZAG to KGS about one month before you want to leave. The most affordable time to book an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class and itinerary, the best day to book international airfare is usually Sunday. Friday is often the most expensive. Passengers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when looking for direct SWISS flights from ZAG to KGS. You’ll also be able to compare other airlines servicing the same direct trip.

Filter your results by “Early Morning” and “Morning” to find the earliest flights from ZAG to KGS. Leaving early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Kos Island Intl. Airport (KGS) is the main Kos hub for SWISS flights from Zagreb Airport (ZAG).

SWISS allows passengers to bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches on standard economy flights from ZAG to KGS. Additionally, you can take 1 cabin bag in the cabin. This carry-on luggage must not exceed 22 inches x 21 inches x 5 inches and be no heavier than 17 lb. Baggage rules can differ based on the cabin class and fare type, so check your booking or SWISS’s website to avoid any additional fees at the airport.

Traveling from ZAG to KGS with SWISS comes with a range of perks, such as a 4-star airline rating and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Swiss Miles & More points you can earn with SWISS.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You can usually cancel or modify your flight, although there may be additional fees if you booked more than 24 hours ago. Want to keep your options open? Make use of our “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you have to alter your plans. To make modifications, go to “Trips,” select your flight and click on “Manage Booking” for more details.