Cheap Flights from Kos to Istanbul

Cheapest flights from Kos to Istanbul

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Kos to Istanbul. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$117

Aegean Airlines

1 transfer

13h 35m

10/27/2025

The cheapest one-way flight from Kos to Istanbul departs on 10/27/2025, is operated by Aegean Airlines and costs $117

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Kos to Istanbul

The fastest flight

12h 55m

Fastest flight from Kos to Istanbul takes 12h 55m

Direct flights

No direct flights

There are no direct flights on this route.

Distance

488km

Timezone difference

1h

The distance between Kos and Istanbul is 488km (303 miles). The time difference between Kos and Istanbul is 1h

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Kos to Istanbul by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Kos to Istanbul

October 2025

Lowest price

on average:

$168

Avg Price

Airlines operating on route

The route Kos — Istanbul is served by several airlines: Aegean Airlines and Sky Express. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $117 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.

Aegean Airlines

Starting at $117

Sky Express

Starting at $255

Direct Flights from Kos to Istanbul

A direct flight is the most convenient and comfortable way to fly from Kos to Istanbul, despite the fact that sometimes flights with transfers can cost significantly less.

There appear to be no direct flights from Kos to Istanbul at this time.... Well, or something went wrong on our side and we couldn't find anything

Schedule of direct flights from Kos to Istanbul

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Kos to Istanbul:

Unable to find information about the schedule of direct flights from

Kos airports overview

KGS

Kos Airport

Airlines flying to this airport

$117

Starting at

$180

on average

Istanbul airports overview

IST

Istanbul New Airport

Airlines flying to this airport

$117

Starting at

$169-26%

on average

SAW

Sabiha Gokcen International Airport

Airlines flying to this airport

$212

Starting at

$212

on average

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Kos to Istanbul?

The cheapest flight ticket from Kos to Istanbul according to data for the last 48 hours costs $117

When is the best time to buy air tickets on the route Kos — Istanbul?

Often the best time to buy tickets from Kos to Istanbul is 2 months before departure.

When is the cheapest time of year to fly from Kos to Istanbul?

Based on statistics over the past years, the lowest prices for flights from Kos to Istanbul can be found flying in these months: October.

How long does it take to fly from Kos to Istanbul?

The fastest flights from Kos to Istanbul start from 12 hours 55 minutes in the air.

Which airline can fly direct from Kos to Istanbul?

The following airlines operate direct flights on the route Kos — Istanbul:

Special offers and sales on air tickets from Kos to Istanbul

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Kos to Istanbul

Alternative routes

Athens ➜ Istanbul•Eskisehir ➜ Istanbul•Istanbul ➜ Istanbul•Izmir ➜ Istanbul•Konya ➜ Istanbul•Kutahya ➜ Istanbul•Tekirdag ➜ Istanbul•Bursa ➜ Istanbul•Kos ➜ Bucharest•Kos ➜ Constanta•Kos ➜ Eskisehir•Kos ➜ Izmir•Kos ➜ Kutahya•Kos ➜ Plovdiv•Kos ➜ Tekirdag•Kos ➜ Varna•Kos ➜ Bursa

•••••••••••••••••••

Cheapest one way flight

$117

Aegean Airlines

1 transfer

13h 35m

10/27/2025

The cheapest one-way flight from Kos to Istanbul departs on 10/27/2025, is operated by Aegean Airlines and costs $117

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Kos to Istanbul

The fastest flight