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Find cheap one-way flights from London to Kasos Island starting at US$295.

Whether you’re going for a one-way or round-trip to Kasos Island, we’ve got you covered! Check out these different flight options from London below.

  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

London to Kasos Island Flight time & Schedules

Flight info.
Departure
Arrival
Weekly Schedule
  1. A3607

    12:15

    LGW

    3.6h

    17:50

    ATH

    -MTWT--
  2. A3210

    17:20

    ATH

    1.0h

    18:20

    RHO

    SMTWTFS
  3. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  4. A3607

    12:15

    LGW

    3.6h

    17:50

    ATH

    -MTWT--
  5. A3218

    23:10

    ATH

    1.0h

    00:10

    RHO

    SMTWTFS
  6. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  7. U28183

    13:30

    LGW

    3.7h

    19:10

    ATH

    S---TF-
  8. A3218

    23:10

    ATH

    1.0h

    00:10

    RHO

    SMTWTFS
  9. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  10. GQ701

    13:35

    LGW

    3.6h

    19:10

    ATH

    SMTWTFS
  11. A3210

    17:20

    ATH

    1.0h

    18:20

    RHO

    SMTWTFS
  12. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  13. GQ701

    13:35

    LGW

    3.6h

    19:10

    ATH

    SMTWTFS
  14. A3218

    23:10

    ATH

    1.0h

    00:10

    RHO

    SMTWTFS
  15. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  16. W95745

    15:10

    LGW

    3.8h

    20:55

    ATH

    -M-W-F-
  17. A3210

    17:20

    ATH

    1.0h

    18:20

    RHO

    SMTWTFS
  18. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  19. A3605

    19:00

    LHR

    3.6h

    00:35

    ATH

    SMTWT-S
  20. A3218

    23:10

    ATH

    1.0h

    00:10

    RHO

    SMTWTFS
  21. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  22. BA634

    20:30

    LHR

    3.7h

    02:10

    ATH

    SMTWTFS
  23. A3210

    17:20

    ATH

    1.0h

    18:20

    RHO

    SMTWTFS
  24. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-
  25. A3609

    22:15

    LHR

    3.6h

    03:50

    ATH

    SMTWTFS
  26. A3210

    17:20

    ATH

    1.0h

    18:20

    RHO

    SMTWTFS
  27. A37094

    06:00

    RHO

    1.3h

    07:20

    KSJ

    -M-W-F-

When is the cheapest time to book flights from London to Kasos Island?

These price trend charts carefully monitor and predict how flight prices from London to Kasos Island will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from London (LON) to Kasos Island (KSJ) the cheapest?

    Airlines adjust prices for flights from London to Kasos Island based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from London (LON) to Kasos Island (KSJ) cost?

    According to Trip.com's data, the lowest price is around $397.
  • What is the transportation method from the main airport to downtown in Kasos Island?

    • The distance from Kasos Island Airport to downtown is about 2 km. It takes about 20 minutes by taxi.

How to find a cheap flight from London to Kasos Island

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Being flexible with your dates to get the cheapest London to Kasos Island ticket.
Tap "Date" on flight search bar to scan through the calender for London to Kasos Island airfare over next 6 months in 2025.
2
Compare cheap London to Kasos Island flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from London to Kasos Island.
3
Set up a Price Alert
By setting up a Price Alert for your London to Kasos Island route, you can easily track the price of your airline tickets from London to Kasos Island without manually checking every day.
4
Don't miss cheap London to Kasos Island flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from London to Kasos Island to get exclusive deals for you.

London to Kasos Island Flight Information

Off-season for travelFebruary
Peak season for travelOctober
Flight distance2,795.29 km
Popular airlineAegean Airlines