Cheap flights to Kos – Compare and Save

— KGS
4 May — 11 May1
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 4 April 2026.

Return from

£110

One-way from

£20

Popular in

August

Cheapest in

April

Average price

£144

Good round-trip deal

£133 or less

Good one-way deal

£114 or less
Ryanair
  • Ryanair
  • 1/6-5/6
  • 2 total stops
  • 20h 10m total
  • London to Kos
Ryanair
  • Ryanair
  • 15/4
  • Nonstop
  • 3h 50m total
  • London to Kos
Highest demand for flights based on searches. 7% potential increase in price (£21 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£10 potential savings vs. average return price).
Average for return flights in April 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 4 April 2026.

Mon 1/606:20
STN
-
KGS
1 stop8h 05m
Ryanair
Fri 5/610:00
KGS
-
STN
1 stop12h 05m
Ryanair
Deal found 4/4£110
Wed 10/614:30
STN
-
KGS
1 stop6h 30m
Ryanair
Thu 18/616:00
KGS
-
STN
1 stop10h 10m
Ryanair
Deal found 4/4£111
Sun 12/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Wed 15/414:55
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 3/4£112
Sun 31/515:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Mon 8/623:00
KGS
-
STN
2 stops20h 15m
Ryanair
Deal found 1/4£113
Mon 1/605:55
STN
-
KGS
1 stop14h 40m
Ryanair
Mon 8/623:00
KGS
-
STN
1 stop13h 20m
Ryanair
Deal found 31/3£113
Mon 8/606:20
STN
-
KGS
1 stop8h 05m
Ryanair
Thu 18/616:00
KGS
-
STN
1 stop10h 10m
Ryanair
Deal found 4/4£114
Sun 21/621:50
LTN
-
KGS
2 stops22h 45m
Multiple Airlines
Wed 24/617:40
KGS
-
LTN
2 stops20h 45m
Multiple Airlines
Deal found 3/4£114
Wed 17/605:55
STN
-
KGS
1 stop15h 05m
Ryanair
Thu 25/616:00
KGS
-
STN
1 stop10h 10m
Ryanair
Deal found 3/4£116
Sun 19/415:55
STN
-
KGS
Nonstop3h 50m
Multiple Airlines
Sun 26/414:05
KGS
-
STN
2 stops19h 15m
Multiple Airlines
Deal found 3/4£116
Sun 21/621:50
LTN
-
KGS
2 stops22h 45m
Multiple Airlines
Wed 24/617:40
KGS
-
LTN
2 stops22h 20m
Multiple Airlines
Deal found 3/4£116
Wed 10/614:30
STN
-
KGS
1 stop6h 30m
Ryanair
Tue 23/614:50
KGS
-
STN
1 stop8h 45m
Ryanair
Deal found 4/4£117
Sun 21/621:50
LTN
-
KGS
2 stops22h 45m
Multiple Airlines
Thu 25/616:00
KGS
-
LTN
2 stops21h 55m
Multiple Airlines
Deal found 3/4£119

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