Cheap flights from London to Madrid from $42

The month of January is, on average, the cheapest month to fly to Madrid from London, with most prices found around $115. If you don’t want to visit Madrid in January, then you should wait until February to fly from London, when ticket prices are also cheap, with an average price of $145.

The cheapest day to depart on your flight to Madrid is on a Thursday when prices can be found for as low as $287. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Wednesday is $369.

Flying to Madrid from London at noon is the least expensive time of day to depart. momondo users have found prices as low as $189 when looking at flights departing at noon. Flights to Madrid are more costly in the evening, with an average ticket price of $627. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Madrid from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $216 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from London for as low as $164 on momondo.

There are 4 cabin classes available to choose from on London to Madrid 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 London to Madrid.

As of August 2026, prices for London to Madrid flights are approximately 57% cheaper when compared to flights at the same time last year.

easyJet and British Airways are the most popular carriers operating from London to Madrid Barajas

Iberia, British Airways and easyJet are the top three most popular airlines that fly to Madrid from London according to our data. Iberia is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 5 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between London and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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

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

According to our data, Iberia Express have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

The number of flights available between London and Madrid is 72 per day as of August 2026. The most frequent departure time is 5:00PM, with 40% of daily flights leaving at noon.

The number of flights available between London and Madrid is 506 per week as of August 2026. The most frequent departure day is Thu, with 17% of weekly flights leaving on this day.