Cheap flights to Kos – Compare and Save

— KGS
18 Jun — 25 Jun1
1 adult
1 adult, Economy, 0 bags

Flights to Kos in 2026

Find the latest flights to Kos in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 19 May 2026.

Return from

£102

One-way from

£30

Popular in

May

Cheapest in

April

Average price

£343

Good round-trip deal

£88 or less

Good one-way deal

£133 or less
Ryanair
  • Ryanair
  • 5/7-14/7
  • 3 total stops
  • 39h 40m total
  • London to Kos
Ryanair
  • Ryanair
  • 5/7
  • Nonstop
  • 3h 50m total
  • London to Kos
Highest demand for flights based on searches. 9% potential increase in price.
Cheapest flight prices on average. 5% potential price decrease (£12 potential savings vs. average return price).
Average for return flights in May 2026
Price to beat on a round-trip flight from London to Kos.
Price to beat on a one-way flight from London to Kos.

Find flight deals to Kos

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Cheapest flights to Kos
Explore the most affordable flight options available to Kos. Find the lowest fares based on data from user searches, with prices last updated on 19 May 2026.

Sun 5/706:00
STN
-
KGS
1 stop13h 30m
Ryanair
Tue 14/718:50
KGS
-
STN
2 stops26h 10m
Ryanair
Deal found 15/5£102
Thu 18/606:20
LTN
-
KGS
2 stops13h 05m
Ryanair
Tue 30/618:50
KGS
-
LTN
1 stop7h 05m
Ryanair
Deal found 15/5£102
Sun 14/618:05
STN
-
KGS
2 stops20h 20m
Ryanair
Tue 23/614:50
KGS
-
STN
2 stops18h 45m
Ryanair
Deal found 19/5£103
Sun 7/620:50
LTN
-
KGS
2 stops24h 40m
Multiple Airlines
Tue 23/618:50
KGS
-
LTN
1 stop7h 05m
Multiple Airlines
Deal found 17/5£103
Wed 10/618:00
STN
-
KGS
2 stops25h 25m
Ryanair
Wed 24/623:25
KGS
-
STN
2 stops16h 40m
Ryanair
Deal found 19/5£104
Mon 15/621:50
LTN
-
KGS
2 stops18h 35m
Multiple Airlines
Thu 18/612:05
KGS
-
LTN
2 stops18h 50m
Multiple Airlines
Deal found 16/5£104
Wed 1/720:35
LTN
-
KGS
1 stop16h 50m
Multiple Airlines
Wed 8/723:25
KGS
-
LTN
2 stops16h 55m
Multiple Airlines
Deal found 15/5£104
Mon 15/621:50
LTN
-
KGS
2 stops18h 35m
Multiple Airlines
Thu 18/617:15
KGS
-
LTN
1 stop17h 15m
Multiple Airlines
Deal found 16/5£105
Thu 4/617:25
STN
-
KGS
Nonstop3h 45m
Multiple Airlines
Thu 11/623:55
KGS
-
STN
Nonstop4h 10m
Multiple Airlines
Deal found 17/5£106
Sun 14/621:50
LTN
-
KGS
2 stops22h 45m
Multiple Airlines
Tue 23/618:50
KGS
-
LTN
1 stop7h 05m
Multiple Airlines
Deal found 18/5£106
Tue 30/605:55
STN
-
KGS
1 stop6h 30m
Ryanair
Sun 12/722:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 15/5£107
Sun 21/608:30
LTN
-
KGS
2 stops11h 00m
Multiple Airlines
Tue 23/618:50
KGS
-
LTN
1 stop7h 05m
Multiple Airlines
Deal found 18/5£107

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