Earn point on your loyalty program!arrow arc left

Cheap flights from London (LCY) to Cardiff (CWL)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from London (LCY) to Cardiff (CWL)

How to find the cheapest flight from London (LCY) to Cardiff (CWL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Cardiff (CWL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Cardiff (CWL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from London to Cardiff in August , September 2026

27 Aug - 10 Sep $ 709.00
LCY
London
Aer Lingus
1 STOPS
CWL
Cardiff
CWL
Cardiff
Aer Lingus
1 STOPS
LCY
London
Pick dates
24 Aug - 25 Sep $ 728.00
LCY
London
Aer Lingus
2 STOPS
CWL
Cardiff
CWL
Cardiff
Aer Lingus
1 STOPS
LCY
London
Pick dates
25 Aug - 10 Sep $ 1,044.00
LCY
London
Aer Lingus
1 STOPS
CWL
Cardiff
CWL
Cardiff
Aer Lingus
1 STOPS
LCY
London
Pick dates

Last minute flights from London to Cardiff

24 Aug - 01 Sep $ 847.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
CWL
Cardiff
CWL
Cardiff
KLM Royal Dutch Airlines
3 STOPS
LCY
London
Pick dates
24 Aug - 01 Sep $ 866.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
CWL
Cardiff
CWL
Cardiff
KLM Royal Dutch Airlines
3 STOPS
LCY
London
Pick dates
24 Aug - 01 Sep $ 886.00
LCY
London
KLM Royal Dutch Airlines
2 STOPS
CWL
Cardiff
CWL
Cardiff
KLM Royal Dutch Airlines
3 STOPS
LCY
London
Pick dates

One-way flights to Cardiff from London

12:25 PM - 10:15 AM
Aer Lingus
1 Stops
23h 5m
LCY - CWL
$ 397
Kiwi
Pick dates
8:15 PM - 10:15 AM
TUI Airways
2 Stops
15h 25m
LCY - CWL
$ 407
Kiwi
Pick dates
6:55 PM - 10:15 AM
Aer Lingus
1 Stops
16h 35m
LCY - CWL
$ 472
Kiwi
Pick dates

How to find the cheapest flight from London (LCY) to Cardiff (CWL)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Cardiff (CWL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from London (LCY) to Cardiff (CWL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.