$57 Cheap Flights from Dublin (DUB) to Cologne (CGN)

View $57 flight on Wed, Jul 16, 2025Opens in a new window

Popular airlines from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)

Cheap Flights from Dublin to Cologne (DUB-CGN)

Prices were available within the past 7 days and start at $57 for one-way flights and $64 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, Jul 23 - Wed, Jul 30
DUB
Dublin
CGN
Cologne
$64 Roundtrip, found 1 hour ago
$64
Roundtrip
found 1 hour ago
Select Ryanair flight, departing Wed, Jul 23 from Dublin to Cologne, returning Wed, Jul 30, priced at $64 found 1 hour ago
Ryanair
Wed, Aug 6 - Wed, Aug 20
DUB
Dublin
CGN
Cologne
$66 Roundtrip, found 7 hours ago
$66
Roundtrip
found 7 hours ago
Select Ryanair flight, departing Wed, Aug 6 from Dublin to Cologne, returning Wed, Aug 20, priced at $66 found 7 hours ago
Ryanair
Wed, Sep 10 - Sun, Sep 14
DUB
Dublin
CGN
Cologne
$79 Roundtrip, found 6 days ago
$79
Roundtrip
found 6 days ago
Select Ryanair flight, departing Wed, Sep 10 from Dublin to Cologne, returning Sun, Sep 14, priced at $79 found 6 days ago
Ryanair
Wed, Jul 30 - Wed, Aug 6
DUB
Dublin
CGN
Cologne
$108 Roundtrip, found 2 days ago
$108
Roundtrip
found 2 days ago
Select Ryanair flight, departing Wed, Jul 30 from Dublin to Cologne, returning Wed, Aug 6, priced at $108 found 2 days ago
Ryanair
Wed, Aug 13 - Wed, Aug 20
DUB
Dublin
CGN
Cologne
$110 Roundtrip, found 5 days ago
$110
Roundtrip
found 5 days ago
Select Ryanair flight, departing Wed, Aug 13 from Dublin to Cologne, returning Wed, Aug 20, priced at $110 found 5 days ago
Ryanair
Sun, Jul 20 - Wed, Jul 23
DUB
Dublin
CGN
Cologne
$119 Roundtrip, found 10 hours ago
$119
Roundtrip
found 10 hours ago
Select Ryanair flight, departing Sun, Jul 20 from Dublin to Cologne, returning Wed, Jul 23, priced at $119 found 10 hours ago
Ryanair
Thu, Oct 30 - Mon, Nov 3
DUB
Dublin
CGN
Cologne
$128 Roundtrip, found 2 days ago
$128
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Oct 30 from Dublin to Cologne, returning Mon, Nov 3, priced at $128 found 2 days ago
Lufthansa
Wed, Sep 3 - Mon, Sep 8
DUB
Dublin
CGN
Cologne
$188 Roundtrip, found 5 days ago
$188
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Sep 3 from Dublin to Cologne, returning Mon, Sep 8, priced at $188 found 5 days ago
British Airways
Wed, Sep 10 - Tue, Sep 16
DUB
Dublin
CGN
Cologne
$279 Roundtrip, found 5 days ago
$279
Roundtrip
found 5 days ago
Select British Airways flight, departing Wed, Sep 10 from Dublin to Cologne, returning Tue, Sep 16, priced at $279 found 5 days ago
Swiss International Air Lines
Mon, Sep 8 - Wed, Sep 24
DUB
Dublin
CGN
Cologne
$303 Roundtrip, found 3 hours ago
$303
Roundtrip
found 3 hours ago
Select Swiss International Air Lines flight, departing Mon, Sep 8 from Dublin to Cologne, returning Wed, Sep 24, priced at $303 found 3 hours ago

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 $403
CGN
Cologne - Bonn
CheapestClosest
Average driving time to city center14 min
Flights from $403
0
Flights from Dublin (DUB) to Cologne (CGN)
Origin airport
Dublin
Destination airport
Cologne - Bonn
Airlines serving
British Airways, Lufthansa, Ryanair, Swiss International Air Lines
Roundtrip price
$63
Distance
591 mi

Dublin to Cologne Flights

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

 

The best time to book a flight from Dublin to Cologne

Sunday is one of the best days to book for cheap flights from Dublin 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 Dublin 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 Dublin to Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $57 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 Dublin 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 Dublin 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.

 

Frequently asked questions

How much does a flight from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN) cost?
You can pick up cheap return fares starting at $66 from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN). 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 Ryanair flight leaving DUB on July 6 2025 and touching down at CGN. The price was last updated on July 4 2025 and has not changed since.
What is the cheapest month to fly from DUB to CGN?
The cheapest flights from DUB to CGN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DUB to CGN?
Journey from DUB to CGN with Ryanair. This carrier currently offers the cheapest one-way ticket for this route, starting from $41. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DUB on July 9 2025. Prices were last updated on July 4 2025 and have not changed since.
How many flights per day from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
On average, you can pick from 2 direct flights per week from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN). For greater flexibility, consider taking a flight with a layover. Just enter your details on Expedia and then set the filter tool to include one or two stops.
What are the most popular departure times for flights from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
More passengers fly between DUB and CGN at 6 AM than at any other point in the day. Prefer a quieter experience? Pick a flight outside the busiest times and you're likely to save on your ticket as well.
What day of the week has the most flights from DUB to CGN?
If you jet off on a Friday, you'll get the greatest range of choices for flights from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN).
What is the earliest flight from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
The first flight of the day departing from Dublin Airport (DUB) is at around 6:25AM UTC+0. Board this plane and you'll reach Cologne - Bonn Airport (CGN) at approximately 9:15AM UTC+1. The overall travel time is 1h 50m.
How long does it take to fly from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
Flights from DUB to CGN have an average travel time of 1 hour and 50 minutes. The distance between these two airports is 590 mi.
What is the best time to fly from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
To avoid possible delays on the Dublin Airport (DUB) to Cologne - Bonn Airport (CGN) route, aim to travel before 3 PM. Departures after this hour are 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.
What airports do you fly into for Cologne from Dublin Airport (DUB)?
You'll touch down at Duesseldorf Intl. Airport (DUS) or Cologne - Bonn Airport (CGN) when you travel to Cologne on a direct flight from Dublin Airport (DUB).
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN) last-minute?
Last-minute bookings from DUB to CGN are typically more expensive. For the lowest prices, start searching for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to find a cheap fare just before your departure.
Is it cheaper to book a DUB to CGN flight and hotel package?
Compared with arranging hotels and flights separately, booking a DUB to CGN flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to Cologne - Bonn Airport (CGN)?
In most instances, you can cancel or modify your DUB to CGN flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further information, head to our Customer Service portal.

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*Available to One Key members.