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Cheap flights from London Southend Airport to Kos from £63

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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — KGS
12 Jun — 19 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to Kos

Enter your travel dates to find the best prices.

Cheapest flights from Southend to Kos
Explore the most affordable flight options available from Southend to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 May 2026.

Mon 8/607:30
SEN
-
KGS
1 stop6h 55m
Multiple Airlines
Fri 12/611:40
KGS
-
SEN
2 stops10h 30m
Multiple Airlines
Deal found 13/5£171
Sun 16/819:50
SEN
-
KGS
2 stops24h 45m
Multiple Airlines
Thu 27/816:40
KGS
-
SEN
1 stop6h 45m
Multiple Airlines
Deal found 13/5£213
Fri 29/520:40
SEN
-
KGS
3 stops25h 55m
Multiple Airlines
Mon 1/623:00
KGS
-
SEN
2 stops14h 20m
Multiple Airlines
Deal found 11/5£250
Fri 22/522:00
SEN
-
KGS
2 stops35h 05m
Multiple Airlines
Thu 28/520:35
KGS
-
SEN
1 stop25h 00m
Multiple Airlines
Deal found 11/5£540

Find flight deals from Southend to Kos

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) to Kos (KGS). 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 13 May 2026.

Round-trip from

£171

One-way from

£63

Popular in

May

Cheapest in

April

Average price

£340
8/6-12/6
  • 8/6-12/6
  • 3 total stops
  • 17h 25m total
  • London to Kos
Search Deals
22/6
  • 22/6
  • 1 total stop
  • 6h 55m total
  • London to Kos
Search Deals
High demand for flights, 10% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend to Kos 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 13 May 2026.
Use the filters below to find and compare flights from London Southend Airport to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonKos

SEN - KGS

SENKGS

London Southend

Mon 8/6

07:30-16:25

1 stop6h 55m

Kos

Fri 12/6

11:40-20:10

2 stops10h 30m

£171

LondonKos

SEN - KGS

SENKGS

London Southend

Sun 16/8

19:50-22:35

2 stops24h 45m

Kos

Thu 27/8

16:40-21:25

1 stop6h 45m

£213

LondonKos

SEN - KGS

SENKGS

London Southend

Fri 29/5

20:40-00:35

3 stops25h 55m

Kos

Mon 1/6

23:00-11:20

2 stops14h 20m

£250
Cheapest one-way
Fastest single journey

LondonKos

SEN - KGS

SENKGS

London Southend

Mon 22/6

07:30-16:25

1 stop6h 55m

£63

LondonKos

SEN - KGS

SENKGS

London Southend

Mon 31/8

07:30-16:25

1 stop6h 55m

£67

LondonKos

SEN - KGS

SENKGS

London Southend

Tue 9/6

20:25-23:00

2 stops24h 35m

£97

LondonKos

SEN - KGS

SENKGS

London Southend

Mon 27/7

07:30-16:25

1 stop6h 55m

£103

LondonKos

SEN - KGS

SENKGS

London Southend

Tue 1/9

06:30-10:50

2 stops26h 20m

£111

LondonKos

SEN - KGS

SENKGS

London Southend

Thu 11/6

16:35-10:55

2 stops16h 20m

£119

LondonKos

SEN - KGS

SENKGS

London Southend

Thu 2/7

06:30-08:50

3 stops24h 20m

£126

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Southend to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Southend 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.

Related info for your journey

Find useful and relevant information for your journey from Southend to Kos. 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 into for flights to Kos from London Southend?

    Kos (KGS), located 12.8 mi from the city center, is the airport you fly into when you book flights from London Southend to Kos. 0 airlines have flights to Kos from London Southend on a regular basis. Booking flights from London Southend to Kos should not be difficult; the airport handles an average of 0 inbound flights from London Southend per day.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southend to Kos 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 Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena

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Cheapflights makes it easy to find Southend to Kos flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Kos from Southend by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Southend to Kos 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 Southend to Kos become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kos from Southend today and book when prices fit your budget.

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