How much should you expect to spend for a flight from London Heathrow to Syros?

Flight prices from London to Syros Island change depending on demand and time of booking.

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

Planning flights between London and Syros Island? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in London: 6 airports are listed in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Syros Island: Only Syros Island is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Customize your flight from London Heathrow to Syros

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about Greece? You might also consider: Athens, Crete, Kerkyra, Thessaloniki, Thira.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.