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Cheap flights from London Heathrow Airport to Thera from C$ 221

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JTR
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Santorini

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 5 November 2025.

Round-trip from

C$ 362

One-way from

C$ 221

Popular in

December

Cheapest in

January

Average price

C$ 484
Aegean Airlines
  • Aegean Airlines
  • 1/12-9/12
  • 2 total stops
  • 15h 55m total
  • London to Thera
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British Airways
  • British Airways
  • 4/5
  • Nonstop
  • 3h 50m total
  • London to Thera
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Heathrow to Santorini

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Santorini
Explore the most affordable flight options available from Heathrow to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Mon 1/1210:15 p.m.LHR - JTR
1 stop7h 25mAegean Airlines
Tue 9/122:45 p.m.JTR - LHR
1 stop8h 30mAegean Airlines
Deal found 5/11C$ 362

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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 5 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Thera that are best for you.

Fly from

Heathrow

Fly to

Santorini

Route

Depart

Return

Price

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/12

10:15 p.m.-7:40 a.m.

1 stop7h 25m

Thera Santorini

Tue 9/12

2:45 p.m.-9:15 p.m.

1 stop8h 30m

C$ 362

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 28/2

10:15 p.m.-7:40 a.m.

1 stop7h 25m

Thera Santorini

Fri 6/3

2:45 p.m.-9:15 p.m.

1 stop8h 30m

C$ 394

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 28/4

9:00 a.m.-7:15 p.m.

1 stop8h 15m

Thera Santorini

Sat 2/5

7:35 p.m.-8:15 a.m.

1 stop14h 40m

C$ 460

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/2

10:15 p.m.-11:15 a.m.

1 stop11h 00m

Thera Santorini

Sun 15/2

8:10 a.m.-3:30 p.m.

1 stop9h 20m

C$ 462

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/3

4:35 p.m.-7:40 a.m.

1 stop13h 05m

Thera Santorini

Mon 16/3

12:25 p.m.-5:55 p.m.

1 stop7h 30m

C$ 462

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 13/2

10:15 p.m.-7:40 a.m.

1 stop7h 25m

Thera Santorini

Mon 16/2

2:45 p.m.-9:15 p.m.

1 stop8h 30m

C$ 498

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 23/3

7:00 p.m.-7:35 a.m.

1 stop10h 35m

Thera Santorini

Fri 27/3

2:45 p.m.-9:15 p.m.

1 stop8h 30m

C$ 505

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 4/5

8:10 a.m.-2:00 p.m.

Nonstop3h 50m

C$ 221

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 20/4

8:10 a.m.-2:00 p.m.

Nonstop3h 50m

C$ 238

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 4/5

12:15 p.m.-12:15 a.m.

1 stop10h 00m

C$ 314

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Best time to book a flight from Heathrow to Santorini

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

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Santorini. Price data was last updated on 31 October 2025.

The best time to book flights from London Heathrow Airport to Thera is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thera (average of C$ 238). Flying from London Heathrow Airport to Thera in November is currently the most expensive (average of C$ 387). 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 LHR to JTR?

Find hourly flight availability from Heathrow 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 5 November 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Most people fly into Thera Santorini (JTR) if they book a flight to Thera from London Heathrow. On average, Santorini has 0 inbound flights from London Heathrow 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 Heathrow Airport to Thera?

    There are many flights that can get you from London Heathrow Airport to Thera in 7h 25m. Fly via Aegean Airlines or Lufthansa to get the fastest option. There are 2643 km between London Heathrow Airport and Thera. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Thera?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thera (average of C$ 238). Flying from London Heathrow Airport to Thera in November is currently the most expensive (average of C$ 387). 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
Pyrgos Kallistis

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Complete your trip

Complete your trip to Santorini by adding a car rental and/or hotel reservation to your travel itinerary.
Rhodes car rentals

Fly with Cheapflights

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

Cheapflights makes it easy to find Heathrow 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 Heathrow to Santorini?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Santorini for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Heathrow to Santorini 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 Heathrow to Santorini become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santorini from Heathrow today and book when prices fit your budget.

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