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Cheap flights from London to Thera from $246

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
27 Feb — 6 Mar1
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 28 January 2026.

Tue 30/620:05
LHR
-
JTR
1 stop11h 45m
SWISS
Wed 8/710:40
JTR
-
LHR
1 stop9h 10m
SWISS
Deal found 25/1$367
Tue 23/620:05
LHR
-
JTR
1 stop11h 45m
SWISS
Sat 27/615:45
JTR
-
LHR
2 stops18h 10m
SWISS
Deal found 26/1$399
Thu 7/520:05
LHR
-
JTR
1 stop21h 05m
SWISS
Sun 10/520:55
JTR
-
LHR
2 stops18h 45m
SWISS
Deal found 25/1$404
Thu 25/620:05
LHR
-
JTR
1 stop20h 05m
SWISS
Mon 29/620:45
JTR
-
LHR
1 stop13h 10m
SWISS
Deal found 27/1$412
Mon 20/408:05
LHR
-
JTR
Nonstop3h 50m
British Airways
Fri 24/415:05
JTR
-
LHR
Nonstop4h 10m
British Airways
Deal found 26/1$426
Fri 8/508:40
LHR
-
JTR
1 stop8h 30m
SWISS
Wed 13/510:40
JTR
-
LHR
1 stop7h 45m
SWISS
Deal found 26/1$430
Fri 17/408:15
LHR
-
JTR
Nonstop3h 50m
British Airways
Fri 24/415:05
JTR
-
LHR
Nonstop4h 10m
British Airways
Deal found 26/1$442
Sat 28/222:15
LHR
-
JTR
1 stop14h 00m
Aegean Airlines
Fri 6/311:55
JTR
-
LHR
1 stop5h 35m
Aegean Airlines
Deal found 26/1$459
Thu 25/620:05
LHR
-
JTR
1 stop20h 05m
SWISS
Wed 1/712:45
JTR
-
LHR
1 stop10h 45m
SWISS
Deal found 27/1$462
Sat 31/116:35
LHR
-
JTR
1 stop16h 20m
Aegean Airlines
Mon 2/211:55
JTR
-
LHR
1 stop11h 20m
Aegean Airlines
Deal found 26/1$465
Fri 13/316:35
LHR
-
JTR
1 stop13h 00m
Aegean Airlines
Fri 20/318:30
JTR
-
LHR
1 stop28h 45m
Aegean Airlines
Deal found 26/1$466

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 28 January 2026.

Round-trip from

$367

One-way from

$246

Popular in

December

Cheapest in

November

Average price

$351
SWISS
  • SWISS
  • 30/6-8/7
  • 2 total stops
  • 20h 55m total
  • London to Thera
Search Deals
British Airways
  • British Airways
  • 20/4
  • Nonstop
  • 3h 50m total
  • London to Thera
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 28 January 2026.
Use the filters below to find and compare flights from London to Thera that are best for you.

Fly from

London

Fly to

Santorini

Route

Depart

Return

Price

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 30/6

20:05-09:50

1 stop11h 45m

Thera Santorini

Wed 8/7

10:40-17:50

1 stop9h 10m

$367

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 28/2

22:15-14:15

1 stop14h 00m

Thera Santorini

Fri 6/3

11:55-15:30

1 stop5h 35m

$459

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 2/6

18:40-09:50

1 stop13h 10m

Thera Santorini

Sat 6/6

21:40-08:20

1 stop12h 40m

$489

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 3/5

10:15-16:15

Nonstop4h 00m

Thera Santorini

Sat 9/5

15:55-18:05

Nonstop4h 10m

$504

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 7/5

14:25-19:10

2 stops26h 45m

Thera Santorini

Sun 10/5

20:55-18:30

2 stops23h 35m

$505

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 23/5

20:05-20:10

1 stop22h 05m

Thera Santorini

Fri 29/5

20:00-08:15

2 stops38h 15m

$525

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 2/3

22:15-11:15

1 stop11h 00m

Thera Santorini

Tue 10/3

08:10-15:30

1 stop9h 20m

$548

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 10/3

22:15-11:15

1 stop11h 00m

Thera Santorini

Mon 16/3

06:00-11:10

1 stop7h 10m

$551

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 24/2

22:15-14:15

1 stop14h 00m

Thera Santorini

Tue 3/3

11:55-17:55

1 stop8h 00m

$570

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 2/5

10:15-16:15

Nonstop4h 00m

Thera Santorini

Sat 9/5

15:55-18:05

Nonstop4h 10m

$576

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 20 results
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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 23 January 2026.

To ensure you get the cheapest price possible for a flight from London to Thera, you should look to book at least 35 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.

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 13% 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 11h 45m. The distance from London to Thera is about 2643 km.

  • 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.

See more FAQs

Travelling to a place near Thera?

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

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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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