73€ Find Cheap Flights from Frankfurt Airport to Kos – Compare and Save

3 airlines operate flights between Frankfurt am Main Airport and Kos. The airlines offering direct flights on this route include:

• Condor
• TUI fly
• Discover Airlines

Flights from Frankfurt am Main Airport to Kos usually depart from Frankfurt am Main (FRA) and arrive at Kos (KGS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Condor: a cabin bag and a checked bag in Economy class
• TUI fly: a cabin bag and a checked bag in Economy class
• Discover Airlines: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Two cabin classes are available on flights from Frankfurt am Main Airport to Kos:

• Economy class
• Business Class

On this route, direct flights are cheaper than stopover options on average. Direct fares average 357 € return, compared with 372 € via a stopover through Athens Eleftherios V. (ATH).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge 21 €–86 € for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A320 (sharklets) family is used most often on this route, operated mainly by Discover Airlines and Lufthansa. Other aircraft seen on the route include Boeing 737-800 Passenger/BBJ2 (winglets) variants.

Connecting flights from Frankfurt am Main Airport to Kos most commonly pass through:

• Athens Eleftherios V. (ATH) – 93% of one-stop connections
• Zurich (ZRH) – 7% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 15% on the Frankfurt am Main Airport to Kos route. Thursday is the cheapest departure day at 327 € return on average, while Wednesday is the most expensive at 382 €, a difference of 55 €. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Frankfurt am Main Airport to Kos route, 17% of flights were delayed in the past 3 months, with delays averaging 1 hour 46 minutes.

Morning is the busiest departure period on Frankfurt am Main Airport to Kos flights, with 100% leaving in that window. Afternoon departures account for 0%, Evening flights for 0%, and Night flights for 0%.

These are the earliest and latest flight times available from Frankfurt am Main Airport to Kos:

• Earliest: departs at 4:45 and lands at 7:51
• Latest: departs at 15:00 and lands at 18:06.

The flight takes about 3h 06m.

Last-minute fares on this route (booked within 2 weeks of departure) run 17% below the route average of 356 €. Booking late can sometimes save money on this route, but inventory is limited.

A direct flight from Frankfurt am Main Airport to Kos takes 3h 06m, covering 3.359 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 213 € to 1.310 €. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Frankfurt am Main Airport to Kos are currently lower than usual. Average one-way flight prices are about 111 €, which is 36% below the typical average for this route.

Discover Airlines is slightly above the route average for timely arrivals, while TUI fly has a lower on-time arrival rate. On-time arrival rates on Frankfurt am Main Airport to Kos flights are:

• Discover Airlines: 87% on time
• TUI fly: 85% on time
• Condor: 77% on time

On average, flights on this route are punctual 83% of the time.

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Athens Eleftherios V. (ATH) gives the shortest average 1-stop total travel time of 5h 57m, compared to 6h 07m via Zurich (ZRH).

Kos is 1 hour ahead of Frankfurt am Main Airport (Eastern European Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

Kos Airport (KGS) hosts 5 major car hire companies, with daily rates starting from around 8 € for economy cars. Top options include:
• ABBYCAR
• Exer Rent a Car
• Caldera
• Europcar
• Alma Car Hire

Return flights from Frankfurt am Main Airport to Kos range from 274 € to 441 €, with an average of 356 € over the past 12 months. Anything below 274 € counts as a good deal.