Cheap flights from London to Santiago de Compostela from £18

If you’re not able to fly to Santiago de Compostela in May, then June is your next best option. Flight prices from London to Santiago de Compostela during June average around £15.

The cheapest day to depart on your flight to Santiago de Compostela is on a Tuesday when prices can be found for as low as £109. 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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to Santiago de Compostela on Sunday is £151.

In the evening is the cheapest time of day to fly from London to Santiago de Compostela when you can find flight prices for as low as £99. Flying to Santiago de Compostela in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around £135. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from London Stansted to Santiago de Compostela for the best London - Santiago de Compostela flight prices

You are more likely to see cheaper flights to Santiago de Compostela from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago de Compostela for around £121 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago de Compostela from London for as low as £65 on momondo.

No. A direct flight is the cheapest option for a flight between London to Santiago de Compostela.

As of May 2026, prices for London to Santiago de Compostela flights are approximately 57% more expensive when compared to flights at the same time last year.

Ryanair, Vueling, and easyJet are the most popular carriers operating from London to Santiago de Compostela

Vueling, Ryanair and Iberia are the top three most popular airlines that fly to Santiago de Compostela from London according to our data. Vueling is the first choice among our users, with 71% of people opting to fly with this airline when travelling to Santiago de Compostela. Keep in mind that there are 5 different airlines that fly to Santiago de Compostela on a routine basis, so you have a few additional options to choose from.