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How to find the cheapest flight from
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
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Cheap flights from Cardiff to London
Return
Economy
The best prices from Cardiff to London are usually found in July or April, booked 21 days in advance, depart on a Tuesday or Monday and return on a Thursday
How to find the cheapest flight from
Cardiff (CWL) to London (LON)
All the information you need to plan the best CWL to LON flight in 2021: compare Cardiff to London flight prices with the expected peak season, weather and rainfall in London.
|
CWL - LON Price
|
£90 - £215
|
|
LON Temperature
|
9 - 23 °C
|
|
LON Rainfall
|
35 - 71 mm
|
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Popular in August High demand for flights, 35% potential price rise |
|
Cheapest in July Best time to find cheap flights, 36% potential price drop |
|
Round-trip from £90 From Cardiff to London |
|
One-way from £33 One-way flight from Cardiff to London |
What is the cheapest day to fly return from Cardiff to London?
Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 79% on your flight compared to booking on days when demand is much higher.
How far in advance should I book a flight from Cardiff to London?
To save up to 37% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Cardiff to London from £82 1-2 weeks out and tickets from £99 for flights departing within the next 72 hours.
What is the cheapest month to fly from Cardiff to London?
Our data shows that March tends to be the cheapest month to fly to London from Cardiff. Users have commonly found prices around £75 for the month, but tickets can be as low as £47. Due to multiple factors, prepare for potentially higher prices in December.
When is the cheapest time to fly from Cardiff to London (CWL - LON)?
It’s typically best to fly out from Cardiff to London in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.
Cardiff to London 2021 flight deals
Cheap flights to London from Cardiff found for this year
2 Oct - 3 Oct
£154pp
CWL
Cardiff Cardiff-Wales Arpt
KLM
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
1 STOP
CWL
Cardiff Cardiff-Wales Arpt
One-way flights to London from Cardiff
The cheapest one-way flights from Cardiff to London
15:25 - 09:40
Ryanair
1 stop
18h 15m
CWL - STN
£34
Gotogate
13:05 - 15:30
Ryanair
1 stop
26h 25m
CWL - SEN
£36
Gotogate
14:35 - 19:45
Ryanair
1 stop
29h 10m
CWL - STN
£49
Gotogate
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Cardiff</span> to <span class="emphasized">London</span> flights.
Alternative routes for Cardiff to London
See prices for flight routes from nearby airports that may be better suited for you.
Cardiff to Bristol
from £154 pp
Destination information for London
Things to know before you go - useful duration and weather info for your trip from Cardiff to London.
Average temperature for April in London
15.0 °C
Avg rainfall for April in London
43.0 mm
Airports servicing London
Top 3 airlines flying from Cardiff to London
The chart below displays the airlines Cheapflights users travelling from Cardiff to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2021.
Hourly flight availability from Cardiff to London
See what time of day planes typically take off from Cardiff towards London.
| Morning 6 AM to midday | 61% of flight departures |
| Early morning Midnight to 6 AM | 39% of flight departures |
| Afternoon Midday to 6 PM | 0% of flight departures |
| Evening 6 PM to midnight | 0% of flight departures |
Midnight
6 AM
Noon
6 PM