Cheapest one-way flights from London to Madrid in May from $112

AirHint found the following cheapest one-way flights from London (LCY) to Madrid (MAD) in May 2026 (see full year).

One-Way flights

12 May British Airways direct
05 May British Airways direct
19 May British Airways direct
26 May British Airways direct
13 May Vueling Airlines direct
27 May Luxair
09 May KLM
27 May British Airways direct
11 May KLM
06 May British Airways direct

Also check the deals for return flights from London to Madrid in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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