Cheapest one-way flights from London to Madrid in March from $102

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

One-Way flights

09 Mar British Airways direct
10 Mar British Airways direct
04 Mar British Airways direct
11 Mar British Airways direct
12 Mar British Airways direct
06 Mar British Airways direct
24 Mar British Airways direct
03 Mar KLM
02 Mar KLM
05 Mar British Airways direct

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

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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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