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Cheap flights from London Southend Airport to Kos from £81

SEN — KGS
22 Sep — 29 Sep1
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

Mon 14/907:30 -
1 stop6h 55m
Mon 21/923:00 -
2 stops14h 20m
Deal found 22/8£178
Mon 14/907:30 -
1 stop6h 55m
Thu 17/916:40 -
1 stop6h 45m
Deal found 22/8£191
Sun 20/916:55 -
1 stop16h 30m
Sun 27/912:35 -
1 stop9h 00m
Deal found 21/8£328
Thu 24/907:20 -
1 stop8h 50m
Thu 1/1016:40 -
1 stop6h 45m
Deal found 22/8£342
Mon 24/807:30 -
1 stop6h 55m
Mon 31/810:55 -
1 stop10h 40m
Deal found 20/8£496
Sun 23/807:35 -
1 stop10h 45m
Sun 23/822:55 -
2 stops21h 55m
Deal found 21/8£811

Find flight deals from Southend to Kos

Round-trip from

£178

One-way from

£81

Popular in

May

Cheapest in

April

Average price

£311
14/9-21/9
  • 14/9-21/9
  • 3 total stops
  • 21h 15m total
  • London to Kos
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17/10
  • 17/10
  • 2 total stops
  • 26h 10m total
  • London to Kos
Search Deals
High demand for flights, 11% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Mon 14/9

07:30-16:25

1 stop6h 55m

Kos

Mon 21/9

23:00-11:20

2 stops14h 20m

£180
Fastest return journey

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Mon 14/9

07:30-16:25

1 stop6h 55m

Kos

Thu 17/9

16:40-21:25

1 stop6h 45m

£191

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Sun 20/9

16:55-11:25

1 stop16h 30m

Kos

Sun 27/9

12:35-19:35

1 stop9h 00m

£328

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Thu 24/9

07:20-18:10

1 stop8h 50m

Kos

Thu 1/10

16:40-21:25

1 stop6h 45m

£342
Cheapest one-way
Fastest single journey

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Mon 7/9

07:30-16:25

1 stop6h 55m

£81

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Tue 15/9

20:25-23:00

3 stops24h 35m

£92

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Tue 13/10

06:30-07:35

3 stops23h 05m

£111

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Sat 17/10

17:20-20:15

3 stops24h 55m

£125

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Fri 23/10

16:55-10:00

1 stop15h 05m

£134

LondonKos

SEN London Southend - KGS Kos

SENKGS

London Southend

Fri 2/10

16:55-21:10

1 stop26h 15m

£145

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 12 resultsSorted by cheapest first
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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

Related info for your journey

  • 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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