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Cheap flights from London to Thera from C$ 173

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
9 Sep — 16 Sep1
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 10 August 2026.

Sat 3/106:00 a.m. -
1 stop12h 50m
Sat 10/109:40 p.m. -
1 stop12h 40m
Deal found 7/8C$ 355
Sat 5/98:05 p.m. -
1 stop22h 05m
Mon 14/98:45 p.m. -
1 stop13h 10m
Deal found 9/8C$ 373
Mon 28/97:00 a.m. -
2 stops11h 00m
Mon 5/108:45 p.m. -
1 stop13h 10m
Deal found 5/8C$ 394
Tue 15/92:25 p.m. -
2 stops17h 25m
Mon 21/98:45 p.m. -
1 stop13h 10m
Deal found 9/8C$ 396
Mon 31/87:15 p.m. -
2 stops36h 35m
Mon 7/98:45 p.m. -
1 stop13h 10m
Deal found 9/8C$ 407
Sat 12/96:40 p.m. -
1 stop23h 30m
Fri 18/97:00 p.m. -
2 stops39h 15m
Deal found 9/8C$ 419
Tue 11/88:05 p.m. -
1 stop11h 55m
Mon 17/88:45 p.m. -
1 stop13h 10m
Deal found 8/8C$ 421
Mon 12/107:00 a.m. -
2 stops11h 00m
Sun 18/108:55 p.m. -
1 stop13h 00m
Deal found 6/8C$ 424
Mon 17/812:10 p.m. -
1 stop5h 50m
Mon 24/88:45 p.m. -
2 stops18h 55m
Deal found 10/8C$ 425
Mon 12/107:00 a.m. -
2 stops11h 00m
Mon 19/108:45 p.m. -
1 stop13h 10m
Deal found 10/8C$ 428

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 10 August 2026.

Round-trip from

C$ 355

One-way from

C$ 173

Popular in

December

Cheapest in

November

Average price

C$ 482

Good one-way deal

C$ 340 or less
Austrian Airlines
  • Austrian Airlines
  • 3/10-10/10
  • 2 total stops
  • 25h 30m total
  • London to Thera
Search Deals
Vueling
  • Vueling
  • 8/9
  • 1 total stop
  • 15h 25m total
  • London to Thera
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a one-way flight from London (LON) to Thera Santorini.
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Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 10 August 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 round-trip

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 28/9

7:00 a.m.-8:00 p.m.

2 stops11h 00m

Thera Santorini

Mon 5/10

8:45 p.m.-7:55 a.m.

1 stop13h 10m

C$ 394

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Tue 13/10

8:55 a.m.-9:50 a.m.

2 stops22h 55m

Thera Santorini

Mon 19/10

8:45 p.m.-7:55 a.m.

1 stop13h 10m

C$ 428

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 5/10

8:25 p.m.-4:50 p.m.

2 stops18h 25m

Thera Santorini

Sat 10/10

9:40 p.m.-8:20 a.m.

1 stop12h 40m

C$ 524

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sat 29/8

7:15 p.m.-8:10 p.m.

2 stops22h 55m

Thera Santorini

Mon 31/8

8:45 p.m.-7:55 a.m.

1 stop13h 10m

C$ 535
Quickest round-trip

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

10:15 a.m.-4:15 p.m.

Nonstop4h 00m

Thera Santorini

Thu 15/10

5:05 p.m.-7:15 p.m.

Nonstop4h 10m

C$ 629

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Fri 4/9

5:15 p.m.-8:10 p.m.

2 stops48h 55m

Thera Santorini

Wed 9/9

10:40 a.m.-4:25 p.m.

1 stop7h 45m

C$ 629

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Tue 1/9

7:00 a.m.-9:50 a.m.

2 stops24h 50m

Thera Santorini

Sun 6/9

8:55 p.m.-9:30 p.m.

2 stops26h 35m

C$ 698

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sat 5/9

7:15 p.m.-8:10 p.m.

2 stops22h 55m

Thera Santorini

Wed 9/9

10:40 a.m.-9:30 p.m.

2 stops12h 50m

C$ 718

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 12/10

7:00 a.m.-8:00 p.m.

2 stops11h 00m

Thera Santorini

Fri 16/10

7:00 p.m.-6:30 p.m.

2 stops25h 30m

C$ 737

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Thu 24/9

5:15 p.m.-6:10 p.m.

2 stops22h 55m

Thera Santorini

Sun 27/9

8:55 p.m.-7:55 a.m.

1 stop13h 00m

C$ 744

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 round-trip 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

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

Currently, January is the cheapest month in which you can book a flight from London to Thera (average of C$ 340). Flying from London to Thera in December is currently the most expensive (average of C$ 829). 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 10 August 2026.

When flying from London to Thera, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from London to Thera?

Airfare is typical for this route at the moment.
London to Thera flights typically cost between C$ 353 and C$ 649 in October.
The cheapest round-trip price found within the last 5 days was C$ 355 on Austrian Airlines (3 Oct-10 Oct).

How often are flights from London to Thera delayed?

About 23% of weekly flights between London and Thera have experienced delays in the past year, with the average delay time being 115 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?

Monday tends to have the lowest number of delays on this route, whereas Tuesday 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 has had the lowest number of delays on this route, with just 14% of flights being delayed.

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

The price you pay for your flight from London to Thera may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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?

    Most people fly into Thera Santorini (JTR) if they book a flight to Thera from London. On average, Santorini has 1 inbound flight from London per day from 0 airlines. Thera Santorini is conveniently located just 4.6 km from Thera’s city centre.

  • How long is the flight from London to Thera?

    SWISS can get you from London to Thera in just under 11h. Your travel time can differ by up to . The distance between London and Thera is about 2643 km.

  • What are the cheapest flights from London to Thera?

    Looking at all options, your cheapest flight can be booked for C$ 334. While the most popular route (London Heathrow - Thera Santorini) can be booked for C$ 624 on average, our data indicates C$ 340 when flying from London to Thera.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from London to Thera (average of C$ 340). Flying from London to Thera in December is currently the most expensive (average of C$ 829). 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
Oia
Imerovigli
Pyrgos Kallistis

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Alternative routes for London to Santorini

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Santorini flights

Fly with Cheapflights

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

Cheapflights makes it easy to find London to Santorini 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 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?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Santorini, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for London to Santorini flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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