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Cheap flights from Kos to London from £34

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
KGS — LON
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kos to London

Enter your travel dates to find the best prices.

Cheapest flights from Kos to London
Explore the most affordable flight options available from Kos to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Mon 6/723:30
KGS
-
STN
Nonstop4h 10m
Multiple Airlines
Sun 12/715:55
STN
-
KGS
Nonstop3h 50m
Multiple Airlines
Deal found 5/7£80
Thu 9/713:20
KGS
-
STN
Nonstop4h 10m
Jet2
Wed 15/716:10
STN
-
KGS
Nonstop4h 00m
Jet2
Deal found 6/7£82
Thu 9/716:00
KGS
-
STN
1 stop10h 10m
Multiple Airlines
Wed 15/716:10
STN
-
KGS
Nonstop4h 00m
Multiple Airlines
Deal found 4/7£91
Thu 9/719:55
KGS
-
LGW
Nonstop4h 25m
Multiple Airlines
Wed 15/717:55
LGW
-
KGS
Nonstop3h 55m
Multiple Airlines
Deal found 6/7£97
Thu 9/713:20
KGS
-
STN
Nonstop4h 10m
Jet2
Thu 16/706:30
STN
-
KGS
Nonstop4h 00m
Jet2
Deal found 4/7£116
Thu 10/921:55
KGS
-
STN
1 stop10h 55m
Ryanair
Tue 15/905:55
STN
-
KGS
1 stop6h 30m
Ryanair
Deal found 5/7£117
Thu 9/719:55
KGS
-
LGW
Nonstop4h 25m
Jet2
Thu 16/712:55
LGW
-
KGS
Nonstop4h 05m
Jet2
Deal found 4/7£121
Mon 6/723:55
KGS
-
STN
2 stops33h 45m
Ryanair
Sun 12/715:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Deal found 5/7£121
Sun 5/700:10
KGS
-
LGW
Nonstop4h 05m
TUI Airways
Sun 12/717:15
LGW
-
KGS
Nonstop3h 55m
TUI Airways
Deal found 5/7£122
Tue 4/821:55
KGS
-
LGW
Nonstop4h 15m
easyJet
Tue 25/815:00
LGW
-
KGS
Nonstop4h 05m
easyJet
Deal found 6/7£124
Tue 4/814:50
KGS
-
LGW
2 stops19h 40m
Multiple Airlines
Tue 25/815:00
LGW
-
KGS
Nonstop4h 05m
Multiple Airlines
Deal found 4/7£127
Wed 29/723:25
KGS
-
STN
1 stop24h 15m
Ryanair
Sun 2/815:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Deal found 4/7£144

Find flight deals from Kos to London

Discover tips and strategies to find the most affordable flight options for your journey from Kos (KGS) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 July 2026.

Round-trip from

£117

One-way from

£34

Good one-way deal

£76 or less
Ryanair
  • Ryanair
  • 10/9-15/9
  • 2 total stops
  • 17h 25m total
  • Kos to London
Search Deals
Jet2
  • Jet2
  • 15/7
  • Nonstop
  • 4h 10m total
  • Kos to London
Search Deals
Price to beat on a one-way flight from Kos to London (LON).
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Kos to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 6 July 2026.
Use the filters below to find and compare flights from Kos to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KosLondon

KGS - STN

KGSSTN

Kos

Thu 10/9

21:55-06:50

1 stop10h 55m

London Stansted

Tue 15/9

05:55-14:25

1 stop6h 30m

£117

KosLondon

KGS - LGW

KGSLGW

Kos

Tue 4/8

21:55-00:10

Nonstop4h 15m

London Gatwick

Tue 25/8

15:00-21:05

Nonstop4h 05m

£124

KosLondon

KGS - STN

KGSSTN

Kos

Tue 18/8

00:15-08:35

1 stop10h 20m

London Stansted

Wed 26/8

14:30-23:00

1 stop6h 30m

£156

KosLondon

KGS - STN

KGSSTN

Kos

Wed 19/8

14:55-17:05

Nonstop4h 10m

London Stansted

Wed 26/8

10:50-23:00

1 stop10h 10m

£157

KosLondon

KGS - STN

KGSSTN

Kos

Thu 30/7

16:00-00:10

1 stop10h 10m

London Stansted

Sun 2/8

15:55-21:45

Nonstop3h 50m

£157
Fastest return journey

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 1/10

22:05-00:20

Nonstop4h 15m

London Gatwick

Mon 5/10

07:30-13:30

Nonstop4h 00m

£171

KosLondon

KGS - STN

KGSSTN

Kos

Wed 29/7

23:25-10:00

2 stops12h 35m

London Stansted

Sun 2/8

15:55-21:45

Nonstop3h 50m

£174

KosLondon

KGS - LGW

KGSLGW

Kos

Wed 19/8

14:55-17:10

Nonstop4h 15m

London Gatwick

Wed 26/8

20:25-16:20

1 stop17h 55m

£186

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 10/9

21:55-08:20

1 stop12h 25m

London Gatwick

Tue 15/9

18:20-10:50

1 stop14h 30m

£203

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 16/7

22:05-00:20

Nonstop4h 15m

London Gatwick

Sat 18/7

08:00-20:30

1 stop10h 30m

£214

Flights are sorted by cheapest return flights first.

Deals found on 4/7

Showing 1-10 of 45 resultsSorted by cheapest first
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Best time to book a flight from Kos to London

Have a flexible travel schedule? Discover the best time to fly to London from Kos with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kos to London

What is the cheapest time of day to fly from KGS to LON?

Find hourly flight availability from Kos to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 July 2026.

A simple way to save on the total cost of your ticket is to fly from Kos to London in the afternoon. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from Kos to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kos to London?

    Located just 12.8 mi from the city center, Kos is the airport most travelers will use when flying to London from Kos. Booking flights from Kos (KGS) to London should be relatively easy as there is 1 daily outbound flight to London from 0 different airlines.

  • How long is the flight from Kos to London?

    A quick flight from Kos to London can take about 4h 15m. Ryanair provides one of the quickest options available for as low as £124. The distance from Kos to London is about 1663 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kos to London one-way?

    One-way options have recently been found by users for as low as £58 on easyJet. Other airlines that offer cheap prices include TUI Airways from £60 and British Airways from £110 one-way.

  • What are the most popular routes from Kos to London?

    Most travelers choose Kos - London Gatwick, Kos - London Heathrow or Kos - London Stansted when deciding on the best route from Kos to London.

  • Can I find deals for flights from Kos to London that include hotel bookings?

    Yes. In addition to deals on Kos to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kos to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kos to London.

  • Can I find deals for business class flights from Kos to London?

    Yes. Cheapflights offers flight deals from Kos to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Kos to London?

Deals for Kos to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kos to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kos to London.

Can Cheapflights find flights from Kos to London with no change fees?

Yes, we can. To see specific flights from Kos to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Kos to London become cheaper?

Yes, Cheapflights offers price alerts on Kos to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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