Cheap Flights from London to Syros Island from $453

Compare London to Syros Island flight deals

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Flight deals from London to Syros Island

Looking for a cheap last-minute deal or the best return flight from London to Syros Island Airport? If you want to travel next month, return fares start from $694. Find the lowest prices on one-way and return tickets right here.

Syros.$453 per passenger.Departing Sun, 1 Nov, returning Wed, 11 Nov.Return flight with SKY express.Outbound indirect flight with SKY express, departs from London Gatwick on Sun, 1 Nov, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Wed, 11 Nov, arriving in London Gatwick.Price includes taxes and charges.From $453, select.

Syros.$613 per passenger.Departing Sat, 19 Sep, returning Fri, 2 Oct.Return flight with easyJet and SKY express.Outbound indirect flight with easyJet, departs from London Gatwick on Sat, 19 Sep, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Fri, 2 Oct, arriving in London Gatwick.Price includes taxes and charges.From $613, select.

Syros.$627 per passenger.Departing Thu, 8 Oct, returning Sun, 11 Oct.Return flight with easyJet and SKY express.Outbound indirect flight with easyJet, departs from London Gatwick on Thu, 8 Oct, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Sun, 11 Oct, arriving in London Gatwick.Price includes taxes and charges.From $627, select.

Syros.$631 per passenger.Departing Sat, 12 Sep, returning Sun, 20 Sep.Return flight with Ryanair and SKY express.Outbound indirect flight with Ryanair, departs from London Stansted on Sat, 12 Sep, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Sun, 20 Sep, arriving in London Stansted.Price includes taxes and charges.From $631, select.

Syros.$694 per passenger.Departing Sun, 12 Jul, returning Tue, 21 Jul.Return flight with Ryanair and SKY express.Outbound indirect flight with Ryanair, departs from London Stansted on Sun, 12 Jul, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Tue, 21 Jul, arriving in London Stansted.Price includes taxes and charges.From $694, select.

Syros.$755 per passenger.Departing Sun, 28 Jun, returning Fri, 3 Jul.Return flight with Ryanair and SKY express.Outbound indirect flight with Ryanair, departs from London Stansted on Sun, 28 Jun, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Fri, 3 Jul, arriving in London Stansted.Price includes taxes and charges.From $755, select.

Syros.$760 per passenger.Departing Sun, 21 Jun, returning Tue, 23 Jun.Return flight with Ryanair and SKY express.Outbound indirect flight with Ryanair, departs from London Stansted on Sun, 21 Jun, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Tue, 23 Jun, arriving in London Stansted.Price includes taxes and charges.From $760, select.

Syros.$793 per passenger.Departing Sun, 30 Aug, returning Wed, 9 Sep.Return flight with easyJet and SKY express.Outbound indirect flight with easyJet, departs from London Gatwick on Sun, 30 Aug, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Wed, 9 Sep, arriving in London Gatwick.Price includes taxes and charges.From $793, select.

Syros.$798 per passenger.Departing Thu, 20 Aug, returning Mon, 24 Aug.Return flight with easyJet and SKY express.Outbound indirect flight with easyJet, departs from London Gatwick on Thu, 20 Aug, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Mon, 24 Aug, arriving in London Gatwick.Price includes taxes and charges.From $798, select.

Syros.$889 per passenger.Departing Mon, 3 Aug, returning Sun, 4 Oct.Return flight with easyJet and SKY express.Outbound indirect flight with easyJet, departs from London Gatwick on Mon, 3 Aug, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Sun, 4 Oct, arriving in London Gatwick.Price includes taxes and charges.From $889, select.

Syros.$950 per passenger.Departing Thu, 30 Jul, returning Wed, 5 Aug.Return flight with Ryanair and SKY express.Outbound indirect flight with Ryanair, departs from London Stansted on Thu, 30 Jul, arriving in Syros Island.Inbound indirect flight with SKY express, departs from Syros Island on Wed, 5 Aug, arriving in London Stansted.Price includes taxes and charges.From $950, select.

Find the cheapest month to fly from London to Syros Island

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Syros Island flights are currently cheapest in November.

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London to Syros: Flight information

The things to know before you go.

Cheapest flight found	$451
Cheapest month to fly	November

Finding cheap flights from London to Syros Island: Frequently asked questions

How much are return flights from London to Syros Island?

The best price we found for a return flight from London to Syros Island is $451. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from London to Syros Island?

Currently, there are no airlines that fly direct from London to Syros Island. But we found flights with one stop from $453.

How many flights are there a week from London to Syros Island?

As of June 2026, there are no flights flying from London to Syros Island.

When is the cheapest time to fly from London to Syros Island?

The cheapest month to fly from London to Syros Island is usually November.

Which upcoming date is cheapest to fly from London to Syros Island Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Syros Island Airport on Sunday, 1 November 2026.

Can I get a direct flight from London to Syros Island Airport?

No airlines currently offer direct flights between London and Syros Island Airport. Most routes have one or more stops.

How can I find the best flight deal to Syros Island?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Syros Island but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Syros?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Syros is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from London to Syros Island with?

The cheapest airline that flies to Syros Island is SKY express .

Flying from London to Syros Island Airport (JSY): What you need to know

To ensure you catch your flight from London to JSY, leave plenty of time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.
If you're heading away during a major holiday or other peak period, give yourself extra time. Arrive two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

Airports in London

London Heathrow Airport (LHR)

LHR is about 31 kilometres from central London. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 55 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 1 hour.
Searching for a convenient hotel near London Heathrow Airport? If you're catching an early flight from London to Syros Island Airport, these stays will have you sleeping just around the corner from the terminal:
Of all flights departing from London Heathrow Airport, 68.18% touch down on time at their destination.

London Gatwick Airport (LGW)

LGW is about 80 kilometres from central London. It takes 1 hour 20 minutes or so to get to the airport by car from the city centre. Public transport takes approximately 30 minutes.
Get your holiday started early with an additional night away from home. Before catching your London to JSY flight, unwind in one of these hotels near London Gatwick Airport:
69.26% of flights departing London Gatwick Airport make it to their destination as expected.

Stansted Airport (STN)

The trip to STN from the centre of London is around 1 hour 25 minutes by public transport. If you're going by car, it'll take you roughly 1 hour to cover the 64 kilometres or so.
Relax in bed for a little longer and still make your London to Syros Island Airport flight with plenty of time to spare. These hotels near Stansted Airport make departure day effortless if you're jetting off early:
The on-time performance record of STN is 64.73%. In simpler terms, that's how often flights from this airport arrive within the expected time frame.

About Syros Island Airport (JSY)

If you have a late flight from London to Syros Island Airport, nothing tops the convenience of staying close to the terminal. Pick up your luggage at baggage claim and then be showered and resting soon after at one of these hotels near JSY:

How to find the cheapest flights from London to Syros Island Airport (JSY)

The cheapest price we've found for a one-way ticket from London to Syros Island Airport is $255. For a return flight on this route, the best price is $453. Depending on the availability and when you book, these fares could change.
Booking in advance is often the key to finding a cheap flight from London to JSY. Prices tend to rise as demand increases, so the closer you get to departure, the more expensive your ticket may be.
If you're flexible with your trip dates, try using the 'Whole month' search tool. It'll show you the cheapest price across each month when searching for your London to Syros Island Airport ticket.
Bag the best deal on a flight from London to Syros Island Airport with the help of the filters. Pick your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best.'