Cheap flights from Madrid to London from $42

If you aren’t able to travel during the month of January, then book flights to London from Madrid during February instead. Flights to London in February, while not as cheap as those in January, still average around $152.

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $190. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Madrid to London for around $246.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as $132. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around $336.

Fly from Madrid Barajas to London Luton for the best Madrid Barajas - London flight prices

You are more likely to see cheaper flights to London from Madrid when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $317 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Madrid for as low as $196 on momondo.

There are 3 cabin classes available to choose from on Madrid Barajas to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Madrid to London.

As of March 2026, prices for Madrid to London flights are approximately 5% more expensive when compared to flights at the same time last year.

Historically, on average around 15% of flights between Madrid and London have experienced a delay on any given week. The average delay length over the past 12 months has been 115 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Iberia Express have had the fewest delays on this route over the last 12 months, with about 4% of their flights experiencing any sort of delay.

The number of flights available between Madrid and London is 84 per day as of March 2026. The most frequent departure time is 15:00, with 53% of daily flights leaving in the afternoon.

594 flights are operational weekly from Madrid to London as of March 2026. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.