Cheap flights from London Heathrow Airport to Santiago de Compostela from £28

If you’re not able to fly to Santiago de Compostela in November, then January is your next best option. Flight prices from London Heathrow Airport to Santiago de Compostela during January average around £54.

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 £127. 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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to Santiago de Compostela on Thursday is £164.

In the evening is the cheapest time of day to fly from London Heathrow Airport to Santiago de Compostela when you can find flight prices for as low as £109. 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 £158. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Santiago de Compostela from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago de Compostela for around £130 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 Heathrow Airport for as low as £78 on momondo.

There is only 1 cabin class available to choose from on London Heathrow Airport to Santiago de Compostela flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Vueling is the most popular carrier operating from London Heathrow to Santiago de Compostela

Vueling, Iberia and British Airways are the top three most popular airlines that fly to Santiago de Compostela from London Heathrow Airport according to our data. Vueling is the first choice among our users, with 79% of people opting to fly with this airline when travelling to Santiago de Compostela. Keep in mind that there are 3 different airlines that fly to Santiago de Compostela on a routine basis, so you have a few additional options to choose from.

As of June 2026, 2 flights take off from London Heathrow Airport and land in Santiago de Compostela each day. The most common flight departure time for this route is 18:00, with 100% of daily flights taking off in the evening.

18 flights are operational weekly from London Heathrow Airport to Santiago de Compostela as of June 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.