Cheap flights from Madrid to London from $18 MAD, XTI → LCY, LGW, LHR, LTN, SEN, STN

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $34 to $51.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 5-night return fares leaving within 3 days of 28 Nov to compare.

Every date we hold

761 fares on 38 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $44.

Found recently, and the cheapest we hold

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $17 to $21.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 1 other departure date within 3 days of 19 Dec, and it is not cheaper.

Every date we hold

136 fares on 16 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $18.

Return

Fares 30 to 59 days before departure were typically 34% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Fares 30 to 59 days before departure were typically 60% lower than 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Madrid to London?

The cheapest return found recently is $44 with Ryanair, 28 Nov to 3 Dec, found 2 days ago. The cheapest return fare on each of 38 departure dates is usually $63 to $110.

How much is a one-way flight from Madrid to London?

The cheapest one-way found recently is $18 with Ryanair, 19 Dec, found 2 days ago. The cheapest one-way fare on each of 16 departure dates is usually $23 to $40.

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

November 2026 is the cheapest month for a return, from $44, 28 Nov to 3 Dec, found 2 days ago. December 2026 is the cheapest month for a one-way, from $18, 14 Dec, found 4 days ago.

Every date in November 2026

Every date in December 2026

How far ahead should I book a flight from Madrid to London?

In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 34% lower than 0 to 6 days before departure. One-way fares 30 to 59 days before departure were typically 60% lower than 0 to 6 days before departure.

Is there a direct flight from Madrid to London?

Yes, the cheapest nonstop return found recently is $44 with Ryanair, 28 Nov to 3 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $18 with Ryanair, 19 Dec, found 2 days ago.

How long is the flight from Madrid to London?

The cheapest nonstop one-way found recently, with Ryanair on 19 Dec, takes 2 h 30 min from Adolfo Suarez Madrid-Barajas Airport (MAD) to Stansted Airport (STN).

Which airlines have the cheapest flights from Madrid to London?

Between 14 Nov and 19 Apr 2027, Ryanair has the cheapest return on 18 of the 38 departure dates we hold, Wizz Air Malta on 7 and easyJet on 4. Between 14 Nov and 16 May 2027, Ryanair has the cheapest one-way on 8 of the 16 departure dates we hold, Wizz Air Malta on 5 and easyJet on 2.