Cheap Flights from Cologne (CGN) to Athens (ATH)

Popular airlines from Cologne - Bonn Airport (CGN) to Athens Intl. Airport (ATH)

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Find the cheapest month to fly from Cologne (CGN) to Athens (ATH)

May is typically the cheapest month to fly

From $102 - $261 per traveler.

Graph displaying average flight prices per month

Alternative airports near Athens

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

Select flight to Eleftherios Venizelos ATH. Cheapest and Closest option available. Average driving time to city center is 28 minutes. Flights from $433
ATH
Eleftherios Venizelos
CheapestClosest
Average driving time to city center28 min
Flights from $433
Flights from Cologne (CGN) to Athens (ATH)
Origin airport
Cologne - Bonn
Destination airport
Eleftherios Venizelos
Airlines serving
Aegean, Austrian Airlines, British Airways, Eurowings, Lufthansa, Pegasus Airlines, Ryanair, Swiss International Air Lines, Turkish Airlines
Roundtrip price
$179
Distance
1215 mi
Average flight time
4 hours 3 mins

Cologne to Athens Flights

The cheapest times to fly from Cologne to Athens

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 Cologne to Athens are during the month of . You can find some of the cheapest flights from Cologne to Athens with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cologne to Athens

Sunday is one of the best days to book for cheap flights from Cologne to Athens: 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 Cologne to Athens

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 Cologne to Athens in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Cologne to Athens 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 Cologne to Athens 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.

 

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH) cost?
Cheap round-trip flights from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH) start at $179. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Eurowings flight leaving CGN on July 6 2025 and touching down at ATH. The price was last updated on July 4 2025 and has not changed since.
What is the cheapest month to fly from CGN to ATH?
Snag a cheap ticket by booking your direct flight from CGN to ATH in August. You can find a one-way Eurowings flight for $72 leaving on August 19 2025. This price is based on the cheapest direct flight found on Expedia for this route in the next 330 days. The price was last updated on July 4 2025 and remains unchanged.
Which airlines fly direct from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH)?
You can't catch a direct flight from Cologne (CGN-Cologne - Bonn) to Eleftherios Venizelos Airport (ATH). However, you can easily travel to Athens without any layovers by taking off from Duesseldorf Intl. Airport (DUS).
What is the cheapest airline that flies from CGN to ATH?
Jet off from CGN to ATH with Eurowings. This carrier currently has the cheapest one-way fare for this route, starting at $72. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from CGN on August 19 2025. Prices were last updated on July 4 2025 and have not changed since.
How many flights per day from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH)?
You'll have to book a flight with a layover if you're traveling from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from CGN to ATH?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH)?
Book a flight from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time 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 Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH) last-minute?
Booking your ticket from CGN to ATH just before your trip is generally more expensive. But if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a CGN to ATH flight and hotel package?
You can save money by booking a CGN to ATH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your preferred accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Eleftherios Venizelos Airport (ATH)?
You can usually cancel or reschedule your CGN to ATH flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.