£22 Cheap Flights to Bonn - Rhein-Sieg

View £22 flight on Fri, 29 Aug 2025Opens in a new window

Featured airlines

Lufthansa
KLM
British Airways
Swiss International Air Lines
Air France
Aer Lingus
Eurowings
SAS
Austrian Airlines

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 25% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Bonn - Rhein-Sieg

Prices were available within the past 7 days and start at £22 for one-way flights and £44 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, 16 Jul - Sat, 19 Jul
MAN
Manchester
CGN
Cologne
£44 Return, just found
£44
Return
just found
Select Ryanair flight, departing Wed, 16 Jul from Manchester to Cologne, returning Sat, 19 Jul, priced at £44 just found
Ryanair
Mon, 25 Aug - Tue, 26 Aug
STN
London
CGN
Cologne
£47 Return, found 5 days ago
£47
Return
found 5 days ago
Select Ryanair flight, departing Mon, 25 Aug from London to Cologne, returning Tue, 26 Aug, priced at £47 found 5 days ago
Pegasus Airlines
Thu, 29 May - Thu, 5 Jun
SAW
Istanbul
CGN
Cologne
£85 Return, found 3 days ago
£85
Return
found 3 days ago
Select Pegasus Airlines flight, departing Thu, 29 May from Istanbul to Cologne, returning Thu, 5 Jun, priced at £85 found 3 days ago
Eurowings
Tue, 27 May - Sat, 31 May
EDI
Edinburgh
CGN
Cologne
£90 Return, found 1 day ago
£90
Return
found 1 day ago
Select Eurowings flight, departing Tue, 27 May from Edinburgh to Cologne, returning Sat, 31 May, priced at £90 found 1 day ago
Eurowings
Tue, 8 Jul - Wed, 9 Jul
LHR
London
CGN
Cologne
£95 Return, found 5 days ago
£95
Return
found 5 days ago
Select Eurowings flight, departing Tue, 8 Jul from London to Cologne, returning Wed, 9 Jul, priced at £95 found 5 days ago

Expedia flights to Bonn - Rhein-Sieg

Searching for cheap flights to Bonn - Rhein-Sieg? No travel company presents more choices than Expedia if you're looking to compare flights to Bonn - Rhein-Sieg. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to North Rhine-Westphalia. Expedia provides the cheapest flights to many destinations in North Rhine-Westphalia and you may find even greater savings if you combine your flight with a hotel stay in Bonn - Rhein-Sieg.

Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast.

Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Bonn - Rhein-Sieg for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Bonn - Rhein-Sieg flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price.

Frequently asked questions

How do I find cheap flights to Bonn - Rhein-Sieg that have flexible change policies?
At Expedia, we’ve been channeling our inner gymnast to offer you the most flexible airfares in town. Simply click on “No change fee” directly under the “Flexible change policies” heading to find your dream flight to Bonn - Rhein-Sieg.
Which airlines fly to Bonn - Rhein-Sieg?
Delta Air Lines is a leading air carrier servicing Bonn - Rhein-Sieg. Look up airfares to Duesseldorf Intl. Airport (DUS) and you’ll have 13 Delta Air Lines flights each month to pick from.
How can I find cheap tickets to Bonn - Rhein-Sieg?
In the last seven days, £44 was the lowest price for a flight to Bonn - Rhein-Sieg. If you want to save even more, book ahead of time and be flexible with your travel dates. Search for your trip to Bonn - Rhein-Sieg, then compare prices for nearby days by clicking on our “flexible dates” link.
How much is a flight to Bonn - Rhein-Sieg?
In the last seven days, round-trip airfares to Bonn - Rhein-Sieg sold for as little as £44 and reached a maximum cost of £95. For one-way trips departing from Manchester (MAN), the lowest amount paid during this same period was £22.
What are the most popular airports to fly into in Bonn - Rhein-Sieg?
Bonn - Rhein-Sieg’s main airport is Duesseldorf Intl. Airport (DUS). Get your next exciting adventure underway by securing a ticket on one of the 13 flights a month to this destination.
When is the cheapest time to fly to Bonn - Rhein-Sieg?
If you can be flexible with what date you travel to Bonn - Rhein-Sieg, fly out earlier in the week. The cheapest day to take off is usually Tuesday, followed closely by Monday. Saturday is typically the most expensive day, with lots of holiday makers preferring to take off on the weekend.
How much is a plane ticket to Bonn - Rhein-Sieg?
In the last seven days, flights to Bonn - Rhein-Sieg varied from £44 to £95.
What months are the cheapest to book a flight to Bonn - Rhein-Sieg?
To score a great deal to Bonn - Rhein-Sieg, try to book during the month of February when the prices are at their cheapest. When’s the most expensive time? In the United States, it’s the month of December.
Flights to Bonn - Rhein-Sieg information
Destination airport
Cologne - Bonn
Destination airport IATA code
CGN
Destination city name
Cologne
Return price
£44

Trending flights to Bonn - Rhein-Sieg

Prices were available within the past 7 days and start at £22 for one-way flights and £44 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, 16 Jul - Sat, 19 Jul
MAN
Manchester
CGN
Cologne
£44 Return, just found
£44
Return
just found
Select Ryanair flight, departing Wed, 16 Jul from Manchester to Cologne, returning Sat, 19 Jul, priced at £44 just found
*Available to Expedia members.