$140 Cheap Flights from Bucharest (OTP) to Cologne (CGN)

View $140 flight on Mon, Mar 16, 2026Opens in a new window

Popular airlines from Henri Coanda Intl. Airport (OTP) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Bucharest to Cologne (OTP-CGN)

Prices were available within the past 7 days and start at $140 for one-way flights and $215 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Jun 12 - Mon, Jun 15
OTP
Bucharest
CGN
Cologne
$215 Roundtrip, found 18 hours ago
$215
Roundtrip
found 18 hours ago
Select Lufthansa flight, departing Fri, Jun 12 from Bucharest to Cologne, returning Mon, Jun 15, priced at $215 found 18 hours ago
Lufthansa
Fri, Jun 12 - Mon, Jun 15
OTP
Bucharest
CGN
Cologne
$223 Roundtrip, found 18 hours ago
$223
Roundtrip
found 18 hours ago
Select Lufthansa flight, departing Fri, Jun 12 from Bucharest to Cologne, returning Mon, Jun 15, priced at $223 found 18 hours ago
Lufthansa
Sat, Apr 25 - Sat, May 2
OTP
Bucharest
CGN
Cologne
$233 Roundtrip, found 9 hours ago
$233
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Sat, Apr 25 from Bucharest to Cologne, returning Sat, May 2, priced at $233 found 9 hours ago
Lufthansa
Sat, Apr 25 - Sat, May 2
OTP
Bucharest
CGN
Cologne
$240 Roundtrip, found 9 hours ago
$240
Roundtrip
found 9 hours ago
Select Lufthansa flight, departing Sat, Apr 25 from Bucharest to Cologne, returning Sat, May 2, priced at $240 found 9 hours ago
Lufthansa
Sun, Apr 19 - Sun, Apr 26
OTP
Bucharest
CGN
Cologne
$244 Roundtrip, found 6 days ago
$244
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Apr 19 from Bucharest to Cologne, returning Sun, Apr 26, priced at $244 found 6 days ago
Austrian Airlines
Sun, Apr 19 - Sun, Apr 26
OTP
Bucharest
CGN
Cologne
$245 Roundtrip, found 6 days ago
$245
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Sun, Apr 19 from Bucharest to Cologne, returning Sun, Apr 26, priced at $245 found 6 days ago
Lufthansa
Fri, Jun 12 - Mon, Jun 15
OTP
Bucharest
CGN
Cologne
$247 Roundtrip, found 18 hours ago
$247
Roundtrip
found 18 hours ago
Select Lufthansa flight, departing Fri, Jun 12 from Bucharest to Cologne, returning Mon, Jun 15, priced at $247 found 18 hours ago
Swiss International Air Lines
Mon, Jun 22 - Tue, Jul 7
OTP
Bucharest
CGN
Cologne
$357 Roundtrip, found 3 days ago
$357
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, Jun 22 from Bucharest to Cologne, returning Tue, Jul 7, priced at $357 found 3 days ago
Pegasus Airlines
Fri, Jun 12 - Mon, Jun 15
OTP
Bucharest
CGN
Cologne
$362 Roundtrip, found 18 hours ago
$362
Roundtrip
found 18 hours ago
Select Pegasus Airlines flight, departing Fri, Jun 12 from Bucharest to Cologne, returning Mon, Jun 15, priced at $362 found 18 hours ago
Turkish Airlines
Sat, Apr 25 - Sat, May 2
OTP
Bucharest
CGN
Cologne
$403 Roundtrip, found 9 hours ago
$403
Roundtrip
found 9 hours ago
Select Turkish Airlines flight, departing Sat, Apr 25 from Bucharest to Cologne, returning Sat, May 2, priced at $403 found 9 hours ago

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Frequently asked questions

How much does a flight from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) cost?
You can find cheap one-way flights from $140 and cheap return flights from $215 Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) with Expedia. One-way flights usually range from $248 to $738. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
The cheapest month to fly from OTP to CGN is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
Enter OTP to CGN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
Lufthansa, Austrian Airlines and Aegean are just some of the carriers that fly from Bucharest (OTP) to Cologne (CGN). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
To find a cheap flight from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
The earliest flight from Henri Coanda International Airport (OTP) in Bucharest to Cologne Bonn Airport (CGN) typically departs at around 5:35 AM. This seasonal service is available in November, allowing you to make the most of your time in Cologne. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
The busiest day for flights from Henri Coanda Intl. (OTP) to Cologne - Bonn (CGN) is a Tuesday, with around 21 flights. This gives you plenty of options for your travel plans. Major airlines on this route include Lufthansa, Tarom-Romanian Air Transport, and Austrian Airlines.
What are the most popular departure times for flights from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
The most popular departure times for flights from Bucharest (OTP) to Cologne (CGN) are in the early morning, from 6am to 9am. About 29% of passengers prefer this time window. Many major carriers, including TAROM, Austrian Airlines and Lufthansa, offer flights during this window. This timing works well because it allows you to arrive in Cologne with plenty of time to enjoy the day.
How long does it take to fly from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
Direct flights from OTP to CGN usually take about 3 hours, traveling roughly 980 miles. If you opt for a connecting flight, expect to add around 6 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
Select the "Business class" and "First class" filters when looking for OTP to CGN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) flight with Expedia?
It's easy to earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cologne from Henri Coanda Intl. (OTP)?
From Henri Coanda Intl. (OTP), you can fly into Cologne - Bonn (CGN) to reach Cologne. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Franz Josef Strauss Intl. (MUC), Eleftherios Venizelos (ATH) before reaching Cologne. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) at the last minute?
Typically, booking a last minute flight from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) flight and hotel package?
Securing a Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) Cologne Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn)?
If you booked your Bucharest (OTP-Henri Coanda Intl.) to Cologne (CGN-Cologne - Bonn) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. 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

0
Origin airport
Henri Coanda Intl.
Destination airport
Cologne - Bonn
Airlines serving
AJET, Austrian Airlines, Lufthansa, Pegasus Airlines, Swiss International Air Lines, Turkish Airlines
Roundtrip price
$214
Distance
979 mi

Book with confidence

Bucharest to Cologne Flights

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

 

The best time to book a flight from Bucharest to Cologne

Sunday is one of the best days to book for cheap flights from Bucharest 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 Bucharest 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 Bucharest to Cologne in 2026. You can also book with separate airlines for your outbound and return journeys, from $140 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 Bucharest 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 Bucharest 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.

 

Bucharest to Cologne Flights

*Flight schedules are subject to change.

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