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London to Madrid flights
One-way from $99 for the next 12 departure dates (cheapest Nov 22). Nonstop London to Madrid takes about 2h 20m. Compare cached fares, then open prefilled OTA searches.
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How it works
Route tip
Madrid and Barcelona price similarly from London; check both before booking. Early morning departures are cheapest.
When it is cheaper
January–March and November are cheapest; August is peak.
FAQ
How long is the flight from London to Madrid?
A nonstop flight takes about 2h 20m, covering roughly 1,244 km. Actual block time varies by airline, aircraft and winds, so check the specific schedule before booking.
When are London to Madrid flights cheapest?
The lowest cached one-way fare across the next 12 departure dates is $99 (departing Nov 22). January–March and November are cheapest; August is peak.
Which airports should I compare?
Departure: LHR (Heathrow); also check LGW, STN, LTN. Arrival: MAD (Barajas).
Are the prices on this page live?
No. The page and fare calendar use cached reference fares that can be delayed or change at any time. The booking site is the source of truth.
Can I book directly on this site?
No. We only prefill the search. Clicking through opens a third-party site where you confirm live prices and complete the booking.
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Page updated 2026-11-11