Our cheapest offers for flights from London to Kos

Here you can compare cheap flights from London (LON) to Kos (KGS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Kos. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
London Kos	Outbound 31/01/26 1 Stopover (ATH) FR9284, GQ0220 18h 35min	Return 03/02/26 1 Stopover (ATH) GQ0225, FR0052 28h 05min	Ryanair, Sky Express	?	£144
London Kos Please note: transfer for connecting flight	Outbound 31/01/26 1 Stopover (ATH) FR9284, GQ0220 18h 35min	Return 03/02/26 2 Stopovers (ATH, TIA) A30221, A30972, RK8291 17h 20min	Ryanair, Sky Express		£164
Best option London Kos	Outbound 31/01/26 1 Stopover (ATH) A30609, A30222 11h 50min	Return 03/02/26 1 Stopover (ATH) A30223, A30608 10h 40min	Aegean Airlines		£208
London Kos	Outbound 20/03/26 2 Stopovers (ZRH, ATH) LX0433, LX1838, A30226 23h 25min	Return 17/04/26 2 Stopovers (ATH, ZRH) A30221, LX1839, LX0432 37h 50min	Swiss International Air Lines, Aegean Airlines		£349
London Kos	Outbound 31/01/26 1 Stopover (ATH) FR0015, GQ0224 10h 35min	Return 03/02/26 2 Stopovers (JKL, ATH) GQ0070, GQ0031, FR0052 15h 30min	Ryanair, Sky Express		£169
London Kos	Outbound 31/01/26 1 Stopover (ATH) A30609, A30222 11h 50min	Return 03/02/26 1 Stopover (ATH) A30221, A30608 14h 40min	Aegean Airlines		£189
London Kos	Outbound 31/01/26 1 Stopover (ATH) A30601, A30222 21h 50min	Return 03/02/26 1 Stopover (ATH) A30227, A30604 23h 20min	Aegean Airlines		£192
London Kos	Outbound 31/01/26 2 Stopovers (LCA, ATH) U26337, A30911, A30222 25h 40min	Return 03/02/26 2 Stopovers (JKL, ATH) GQ0070, GQ0031, U28182 33h 05min	easyJet, Aegean Airlines	?	£202
London Kos	Outbound 20/03/26 1 Stopover (ATH) U26405, GQ0224 30h 20min	Return 17/04/26 1 Stopover (ATH) A30221, GQ0700 08h 35min	easyJet, Sky Express	?	£211
London Kos	Outbound 31/01/26 1 Stopover (ATH) A30609, A30222 11h 50min	Return 03/02/26 1 Stopover (ATH) A30221, A30604 11h 20min	Aegean Airlines	?	£228

Important flight information

Flight information: London - Kos

Outbound and return from	143,60 £
Distance	2698 km
Departure airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport	Airport Kos (KGS)
Destination country	Flights to Greece

Alternative routes to Greece

Flight London - Athens from 41 £
Flight London - Corfu from 75 £
Flight London - Kefalonia Kefallinia from 204 £
Flight London - Chania from 107 £
Flight London - Heraklion from 130 £
Flight London - Thessaloniki from 80 £
Flight London - Zakynthos from 281 £
Flight London - Rhodes from 99 £
Flight London - Mykonos from 180 £
Flight London - Santorini from 190 £

Alternative flights to Kos

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