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Cheap flights from Kos to London from £19

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
KGS — LON
25 Apr — 2 May1
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 26 March 2026.

Sun 19/422:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Wed 22/408:35
STN
-
KGS
Nonstop3h 50m
Ryanair
Deal found 22/3£40
Sun 29/322:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Sun 5/415:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Deal found 21/3£46
Sun 5/422:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Sun 12/415:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Deal found 25/3£52
Sun 29/319:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Sun 5/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Deal found 21/3£111
Sun 19/422:10
KGS
-
STN
Nonstop4h 10m
Multiple Airlines
Wed 22/418:25
STN
-
KGS
2 stops28h 10m
Multiple Airlines
Deal found 21/3£114
Sun 5/408:35
KGS
-
STN
1 stop9h 45m
Multiple Airlines
Sun 12/415:55
STN
-
KGS
Nonstop3h 50m
Multiple Airlines
Deal found 25/3£117
Sun 29/322:25
KGS
-
STN
2 stops25h 00m
Multiple Airlines
Sun 5/415:55
STN
-
KGS
Nonstop3h 50m
Multiple Airlines
Deal found 21/3£117
Sun 5/419:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Sun 12/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Deal found 25/3£120
Mon 1/623:55
KGS
-
LGW
2 stops52h 00m
Multiple Airlines
Tue 30/615:00
LGW
-
KGS
Nonstop4h 05m
Multiple Airlines
Deal found 24/3£122
Sun 5/408:35
KGS
-
LGW
1 stop7h 40m
Multiple Airlines
Sun 12/412:20
LGW
-
KGS
Nonstop4h 05m
Multiple Airlines
Deal found 25/3£166
Sun 29/308:35
KGS
-
LGW
1 stop6h 05m
Multiple Airlines
Sun 5/412:20
LGW
-
KGS
Nonstop4h 05m
Multiple Airlines
Deal found 21/3£187
Thu 23/422:05
KGS
-
LGW
Nonstop4h 15m
easyJet
Thu 30/415:10
LGW
-
KGS
Nonstop4h 05m
easyJet
Deal found 21/3£189

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 26 March 2026.

Round-trip from

£40

One-way from

£19
Ryanair
  • Ryanair
  • 19/4-22/4
  • Nonstop
  • 8h 00m total
  • Kos to London
Search Deals
Ryanair
  • Ryanair
  • 22/4
  • Nonstop
  • 4h 10m total
  • Kos to London
Search Deals

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 26 March 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
Fastest return journey

KosLondon

KGS - STN

KGSSTN

Kos

Sun 19/4

22:10-00:20

Nonstop4h 10m

London Stansted

Wed 22/4

08:35-14:25

Nonstop3h 50m

£43

KosLondon

KGS - STN

KGSSTN

Kos

Sun 5/4

22:10-00:20

Nonstop4h 10m

London Stansted

Sun 12/4

15:55-21:45

Nonstop3h 50m

£52

KosLondon

KGS - STN

KGSSTN

Kos

Sun 19/4

14:05-09:00

2 stops20h 55m

London Stansted

Wed 22/4

08:35-14:25

Nonstop3h 50m

£114

KosLondon

KGS - STN

KGSSTN

Kos

Sun 5/4

08:35-16:20

1 stop9h 45m

London Stansted

Sun 12/4

15:55-21:45

Nonstop3h 50m

£117

KosLondon

KGS - LGW

KGSLGW

Kos

Mon 1/6

23:55-01:55

2 stops52h 00m

London Gatwick

Tue 30/6

15:00-21:05

Nonstop4h 05m

£122

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 23/4

22:05-00:20

Nonstop4h 15m

London Gatwick

Thu 30/4

15:10-21:15

Nonstop4h 05m

£189

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 23/4

22:05-00:20

Nonstop4h 15m

London Gatwick

Sun 26/4

12:20-18:25

Nonstop4h 05m

£244

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 13/8

22:05-00:20

Nonstop4h 15m

London Gatwick

Thu 3/9

15:10-21:15

Nonstop4h 05m

£256

KosLondon

KGS - LGW

KGSLGW

Kos

Mon 10/8

12:00-22:05

1 stop12h 05m

London Gatwick

Fri 14/8

05:50-17:30

1 stop9h 40m

£257

KosLondon

KGS - LGW

KGSLGW

Kos

Thu 23/4

08:35-12:40

1 stop6h 05m

London Gatwick

Thu 30/4

15:10-21:15

Nonstop4h 05m

£273

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 44 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 26 March 2026.

A simple way to save on the total cost of your ticket is to fly from Kos to London at midday. If you’re flexible enough to do this you can expect to save up to 40% 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 are 0 daily outbound flights 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 10m. Ryanair provides one of the quickest options available for as low as £43. The distance from Kos to London is about 1670 mi. All flights are typically direct.

  • 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 £28 on Jet2. Other airlines that offer cheap prices include easyJet from £38 and TUI Airways from £60 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

Travelling to a place near London?

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Watford
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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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