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Cheap flights from London to Thera from $236

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Santorini

Enter your travel dates to find the best prices.

Cheapest flights from London to Santorini
Explore the most affordable flight options available from London to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Fri 24/408:15
LHR
-
JTR
Nonstop3h 50m
British Airways
Fri 1/515:05
JTR
-
LHR
Nonstop4h 10m
British Airways
Deal found 12/4$434
Wed 27/515:20
LHR
-
JTR
2 stops14h 35m
Multiple Airlines
Wed 3/615:25
JTR
-
LHR
2 stops18h 30m
Multiple Airlines
Deal found 12/4$474
Tue 21/720:05
LHR
-
JTR
1 stop11h 55m
Multiple Airlines
Sat 25/721:40
JTR
-
LHR
1 stop12h 40m
Multiple Airlines
Deal found 16/4$478
Fri 24/408:15
LHR
-
JTR
Nonstop3h 50m
British Airways
Mon 27/414:45
JTR
-
LHR
Nonstop4h 10m
British Airways
Deal found 13/4$484
Sat 9/522:15
LHR
-
JTR
1 stop8h 25m
Aegean Airlines
Tue 12/516:35
JTR
-
LHR
1 stop6h 35m
Aegean Airlines
Deal found 15/4$506
Sun 21/622:15
LHR
-
JTR
1 stop8h 25m
Aegean Airlines
Thu 25/616:35
JTR
-
LHR
1 stop6h 35m
Aegean Airlines
Deal found 15/4$548
Mon 15/619:00
LHR
-
JTR
1 stop11h 40m
Aegean Airlines
Mon 22/622:00
JTR
-
LHR
1 stop15h 15m
Aegean Airlines
Deal found 13/4$553
Sat 11/711:30
LHR
-
JTR
Nonstop4h 00m
British Airways
Sat 18/715:55
JTR
-
LHR
Nonstop4h 10m
British Airways
Deal found 13/4$558

Find flight deals from London to Santorini

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Santorini (JTR). 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 17 April 2026.

Round-trip from

$436

One-way from

$236

Popular in

December

Cheapest in

November

Average price

$350
British Airways
  • British Airways
  • 27/4-1/5
  • Nonstop
  • 8h 00m total
  • London to Thera
Search Deals
Aegean Airlines
  • Aegean Airlines
  • 2/10
  • 1 total stop
  • 7h 30m total
  • London to Thera
Search Deals
High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 7% potential price decrease ($43 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Santorini 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 647,157 searches. Data last updated 17 April 2026.
Use the filters below to find and compare flights from London to Thera that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 27/4

08:05-13:55

Nonstop3h 50m

Thera Santorini

Fri 1/5

15:05-17:15

Nonstop4h 10m

$436

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 21/6

22:15-08:40

1 stop8h 25m

Thera Santorini

Thu 25/6

16:35-21:10

1 stop6h 35m

$551

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 11/7

11:30-17:30

Nonstop4h 00m

Thera Santorini

Sat 18/7

15:55-18:05

Nonstop4h 10m

$558

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 8/7

22:15-07:45

1 stop7h 30m

Thera Santorini

Sun 12/7

06:00-11:15

1 stop7h 15m

$671

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 5/6

22:15-10:55

1 stop10h 40m

Thera Santorini

Tue 9/6

17:45-11:15

2 stops19h 30m

$704

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 10/8

08:05-13:55

Nonstop3h 50m

Thera Santorini

Mon 17/8

14:45-16:55

Nonstop4h 10m

$715

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 2/7

22:15-08:40

1 stop8h 25m

Thera Santorini

Tue 7/7

06:00-11:15

1 stop7h 15m

$726
Fastest return journey

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 21/7

08:00-13:50

Nonstop3h 50m

Thera Santorini

Sat 25/7

18:30-20:35

Nonstop4h 05m

$736

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 8/6

19:00-00:25

1 stop27h 25m

Thera Santorini

Wed 10/6

18:40-15:30

1 stop22h 50m

$751

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 5/8

10:20-16:20

Nonstop4h 00m

Thera Santorini

Mon 10/8

17:25-19:35

Nonstop4h 10m

$754

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from London to Santorini

Have a flexible travel schedule? Discover the best time to fly to Santorini from London 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 London to Thera

How far ahead should I book a flight from London to Thera?

Use this chart to determine the optimal time to book a return flight from London to Santorini. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from London to Thera, you should look to book at least 64 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to Thera?

Currently, October is the cheapest month in which you can book a flight from London to Thera (average of $56). Flying from London to Thera in July is currently the most expensive (average of $1,377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from London to Santorini. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Thera as you normally would.

How much does it cost for a return flight from London to Thera?

How often are flights from London to Thera delayed?

About 21% of weekly flights between London and Thera have experienced delays in the past year, with the average delay time being 110 minutes.

What is the most punctual flight time for London to Thera flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Thera flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from London to Santorini. 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 Thera from London?

    For a flight from London to Thera, you will be flying into Santorini. Thera Santorini (JTR) is just 4.6 km from the centre vof the city. Santorini is the only Thera airport and it handles 0 inbound flights from London per day. 0 airlines have flights to Thera Santorini from London on a regular basis.

  • How long is the flight from London to Thera?

    Departing from London to Thera will take you 3h 50m. The distance from London to Thera is about 2643 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from London to Thera?

    Currently, October is the cheapest month in which you can book a flight from London to Thera (average of $56). Flying from London to Thera in July is currently the most expensive (average of $1,377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Firostefani

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Santorini by adding a car hire and/or hotel booking to your travel itinerary.
Rhodes car hire

Fly with Cheapflights

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

When you search for this flight from London to Santorini, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Santorini for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Santorini flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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