$124 Cheap Flights from Istanbul (IST) to Cologne (CGN)

View $124 flight on Tue, Dec 2, 2025Opens in a new window

Popular airlines from Istanbul Airport (IST) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Istanbul to Cologne (IST-CGN)

Prices were available within the past 7 days and start at $124 for one-way flights and $196 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Tue, Dec 16 - Wed, Dec 31
IST
Istanbul
CGN
Cologne
$196 Roundtrip, found 2 days ago
$196
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Dec 16 from Istanbul to Cologne, returning Wed, Dec 31, priced at $196 found 2 days ago
Air Serbia
Tue, Apr 7 - Sat, Apr 11
IST
Istanbul
CGN
Cologne
$265 Roundtrip, found 22 hours ago
$265
Roundtrip
found 22 hours ago
Select Air Serbia flight, departing Tue, Apr 7 from Istanbul to Cologne, returning Sat, Apr 11, priced at $265 found 22 hours ago
British Airways
Thu, Apr 9 - Sun, Apr 12
IST
Istanbul
CGN
Cologne
$662 Roundtrip, found 22 hours ago
$662
Roundtrip
found 22 hours ago
Select British Airways flight, departing Thu, Apr 9 from Istanbul to Cologne, returning Sun, Apr 12, priced at $662 found 22 hours ago
Aegean
Wed, May 20 - Tue, May 26
IST
Istanbul
CGN
Cologne
$937 Roundtrip, found 6 days ago
$937
Roundtrip
found 6 days ago
Select Aegean flight, departing Wed, May 20 from Istanbul to Cologne, returning Tue, May 26, priced at $937 found 6 days ago

Find the cheapest month to fly from Istanbul (IST) to Cologne (CGN)

March is typically the cheapest month to fly

From $65 - $245 per traveler.

Alternative airports near Cologne

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cologne - Bonn CGN. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $267
CGN
Cologne - Bonn
CheapestClosest
Average driving time to city center14 min
Flights from $267

Frequently asked questions

How much does a flight from Istanbul (IST) to Cologne - Bonn Airport (CGN) cost?
Lock in a cheap one-way flight from $124 or cheap return flight from $196 from Istanbul (IST) to Cologne - Bonn Airport (CGN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
The cheapest month to fly from IST to CGN is December, when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
Which airlines fly direct from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
Although Istanbul (IST) doesn't have any direct flights to Cologne - Bonn Airport (CGN), other airports have nonstop routes. Departing from Ataturk Intl. Airport (IST) will get you to Cologne without any layovers.
What is the cheapest airline that flies from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IST to CGN flight.
How many flights per day from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
There are no daily direct flights departing from Istanbul (IST) to Cologne - Bonn Airport (CGN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from IST to CGN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
Choose a flight from Istanbul (IST) to Cologne - Bonn Airport (CGN) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Istanbul (IST) to Cologne - Bonn Airport (CGN) last-minute?
Booking your ticket from IST to CGN just before your trip is usually more expensive. However, if there's some wiggle room with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an IST to CGN flight and hotel package?
Compared with arranging hotels and flights separately, booking an IST to CGN flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Istanbul (IST) to Cologne - Bonn Airport (CGN)?
If you reserved your IST to CGN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Istanbul
Destination airport
Cologne - Bonn
Airlines serving
Aegean, Air Serbia, British Airways, Lufthansa, Turkish Airlines
Roundtrip price
$195
Distance
1224 mi
Average flight time
2 hours 20 mins

Book with confidence

Istanbul to Cologne Flights

The cheapest times to fly from Istanbul to Cologne

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Istanbul to Cologne are during the month of December. You can find some of the cheapest flights from Istanbul to Cologne with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Istanbul to Cologne

Sunday is one of the best days to book for cheap flights from Istanbul to Cologne: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Istanbul to Cologne

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Istanbul to Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $124 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Istanbul to Cologne flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Istanbul to Cologne airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Istanbul to Cologne Flights

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*Available to One Key members.