Find flights
When to book
Airlines
FAQs

Cheap flights from Cardiff to Bonn from £103

CWL — FRA
19 Sep — 26 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Bonn

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Bonn

Fri 4/922:45 -
1 stop12h 25m
Tue 8/910:15 -
1 stop13h 35m
Deal found 19/8£152
Fri 4/922:45 -
1 stop12h 25m
Thu 10/913:30 -
1 stop9h 55m
Deal found 17/8£153
Tue 22/923:15 -
1 stop9h 30m
Thu 24/913:30 -
1 stop9h 55m
Deal found 18/8£175
Wed 30/923:50 -
2 stops15h 25m
Wed 7/1006:40 -
2 stops17h 45m
Deal found 16/8£192
Fri 2/1007:45 -
2 stops8h 55m
Mon 5/1009:10 -
1 stop13h 35m
Deal found 16/8£208

Find flight deals from Cardiff to Bonn

Round-trip from

£152

One-way from

£103

Popular in

May

Cheapest in

February

Average price

£339
4/9-8/9
  • 4/9-8/9
  • 2 total stops
  • 26h 00m total
  • Cardiff to Bonn
Search Deals
23/9
  • 23/9
  • 2 total stops
  • 15h 25m total
  • Cardiff to Bonn
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to Bonn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Fri 4/9

22:45-12:10

1 stop12h 25m

Duesseldorf Intl

Tue 8/9

10:15-22:50

1 stop13h 35m

£152
Fastest return journey

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Tue 22/9

23:15-09:45

1 stop9h 30m

Duesseldorf Intl

Thu 24/9

13:30-22:25

1 stop9h 55m

£175

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Wed 30/9

23:50-09:45

1 stop8h 55m

Duesseldorf Intl

Wed 7/10

06:40-23:25

2 stops17h 45m

£188

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Fri 4/9

22:45-13:55

2 stops14h 10m

Duesseldorf Intl

Thu 10/9

08:15-22:25

2 stops15h 10m

£214

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Tue 22/12

17:30-22:10

1 stop3h 40m

Duesseldorf Intl

Sun 27/12

14:30-09:50

1 stop20h 20m

£244
Cheapest one-way

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Thu 24/9

22:50-17:30

1 stop17h 40m

£105
Fastest single journey

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Tue 22/9

16:15-07:40

2 stops14h 25m

£123

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Wed 23/9

12:00-08:35

3 stops19h 35m

£154

CardiffDüsseldorf

CWL Cardiff Wales - DUS Duesseldorf Intl

CWLDUS

Cardiff Wales

Tue 25/8

23:15-17:45

2 stops17h 30m

£166

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Sorted by cheapest first

Best time to book a flight from Cardiff to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn from Cardiff with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Bonn

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bonn

Read through reviews of airlines operating flights from Cardiff to Bonn, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,560 reviews
Check prices

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,560 reviews
KLM
7.8
Good
1,560 reviews
Check prices

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

  • What airport do you fly from for flights from Cardiff to Bonn?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to Bonn. On average, Cardiff Wales has 0 outbound flights to Bonn per day from 1 airline. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • Can I find deals for flights from Cardiff to Bonn that include hotel bookings?

    Yes. In addition to deals on Cardiff to Bonn flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Bonn?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Bonn.

  • Can I find deals for business class flights from Cardiff to Bonn?

    Yes. Cheapflights offers flight deals from Cardiff to Bonn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to Bonn

AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£233Average£289FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Cardiff to Bonn?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bonn from Cardiff today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Bonn?

Cheapflights helps you find that perfect flight to Bonn from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Bonn with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Bonn flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Cardiff to Bonn become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Bonn from Cardiff today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.