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Cheap flights from London to Cardiff

One-way from £36, found by travellers in the last 7 days. Aviasales checks the live price.

Departure
Return
Prices for nearby dates
Wed, Oct 7£45Thu, Oct 8£47Fri, Oct 9£47Sat, Oct 10£36Sun, Oct 11£99Mon, Oct 12£54Tue, Oct 13£48Wed, Oct 14Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest
£36
Ryanair, flight FR 2715Found 4 days ago, 1 adult
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18:40LondonSat, Oct 10
Travel time 5h, 1 stopLGWCWL
23:40CardiffSat, Oct 10
£45
Ryanair, flight FR 339Found 6 days ago, 1 adult
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06:15LondonWed, Oct 7
Travel time 2h 20m, 1 stopLTNCWL
08:35CardiffWed, Oct 7
£47
Ryanair, flight FR 203Found 7 days ago, 1 adult
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13:15LondonTue, Oct 6
Travel time 2h 20m, 1 stopSTNCWL
15:35CardiffTue, Oct 6
£47
Ryanair, flight FR 117Found 6 days ago, 1 adult
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11:05LondonThu, Oct 8
Travel time 2h 25m, 1 stopLGWCWL
13:30CardiffThu, Oct 8
£47
Ryanair, flight FR 256Found 5 days ago, 1 adult
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22:50LondonFri, Oct 9
Travel time 2h 20m, 1 stopSTNCWL
01:10CardiffSat, Oct 10

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

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  • Flight delayed?Arrived 3+ hours late, cancelled at short notice or bumped? Up to £220 per person under UK261.
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Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234£1335£516£477£458£479£4710£3611£9912£5413£4814–15–16–17–18–19–20–21–22–23£7324–25–26–27–28–29£7530–31–

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24£9225–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–345678910111213141516171819202122232425262728293031
£47 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 10, £36.

Lowest fares by month

In the fares found this week, October has the lowest: from £36 one-way, against £169 in March 2027. Pick a month to see its cheapest date.

£0£100£200£36OctNovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October£36Sat, Oct 101 stop
November£92Tue, Nov 241 stop
December—
January 2027£156Mon, Jan 41 stop
February 2027—
March 2027£169Thu, Mar 41 stop
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Questions travellers ask

What is the cheapest month to fly from London to Cardiff?

In the fares found this week, October has the lowest: from £36 one-way, against £169 in March 2027.

Are there direct flights from London to Cardiff?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

Which day of the week is cheapest to fly?

In the fares we have, Tuesday departures are the cheapest, with a typical lowest fare of £48. Thursday is the priciest at about £75.

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