What's the cheapest day to fly in December?

We don't have enough real fare data for December to identify a cheapest weekday.

Is December a good time to visit Cardiff?

Check the real weather data above for Cardiff in December — we don't have crowd or event data to add beyond that.

Should I book now or wait?

There's no reliable way to predict whether a specific fare will rise or fall. If the real December fares above already fit your budget, booking removes the risk of the price changing.

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Search London → Cardiff in December

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Flights from London to Cardiff in December

Planning a trip from London to Cardiff in December? Find the best flights and seasonal tips. Flight time: 44m.

Flying in December

Cardiff typically sees daytime highs around 10°C and overnight lows around 6°C in December, based on the last 3 years. Expect roughly 161 mm of rain across the month.

Nearby airports

Near London

London City Airport (LCY)36 km
London Gatwick Airport (LGW)41 km
London Luton Airport (LTN)45 km

Near Cardiff

Bristol International Airport (BRS)43 km
Exeter International Airport (EXT)74 km

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More about this route

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FAQs — London to Cardiff in December

We don't have real fare data for December on this route yet — use the search box above for live prices.