How many flights depart from London Heathrow Airport to Thera on average per day?

1 flights are operational daily from London Heathrow Airport to Thera as of September 2026. The most popular departure time for this route is 8:00a.m., with 100% of flights per day taking off at noon.

How often are flights from London to Thera delayed?

Historically, on average around 13% of flights between London and Thera have experienced a delay on any given week. The average delay length over the past 12 months has been 101 minutes.

What is the cheapest airline that flies from London Heathrow to Thera Santorini?

SWISS, Lufthansa, and Aegean Airlines are the most popular carriers operating from London Heathrow to Thera Santorini

How many flights depart from London Heathrow Airport to Thera on average per week?

The number of flights available between London Heathrow Airport and Thera is 10 per week as of September 2026. The most frequent departure day is Sat, with 40% of weekly flights leaving on this day.

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

According to our data, British Airways has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from London Heathrow Airport to Thera Santorini Airport?

Prices for flights from London Heathrow Airport to Thera Santorini Airport were last updated today.

How old do you have to be to fly from London Heathrow Airport to Thera Santorini Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Thera Santorini Airport.

What documentation or ID do you need to fly to Thera Santorini Airport?

The necessary travel and health documents for your Thera Santorini Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 157 Cheap Flights from London Heathrow Airport to Thera in 2026/27

Find the cheapest flights from London Heathrow Airport to Thera

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 292SWISS

Sun, 11 Oct - Sun, 18 Oct

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 293SWISS

Sun, 11 Oct - Sun, 18 Oct

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 307SWISS

Sun, 11 Oct - Sun, 18 Oct

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 308SWISS

Sun, 11 Oct - Sun, 18 Oct

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 313SWISS

Sun, 11 Oct - Sun, 18 Oct

6:00 a.m. - 8:00 p.m.LHR London Heathrow-JTR Thera Santorini

12h 00m1 stop Zurich

8:45 p.m. - 5:50 p.m.JTR Thera Santorini-LHR London Heathrow

23h 05m1 stop Zurich

C$ 333SWISS

Mon, 5 Oct - Mon, 12 Oct

8:55 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

33h 15m2 stops Geneva Geneve-Cointrin Zurich

8:45 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

C$ 339SWISS

Sat, 17 Oct - Mon, 19 Oct

8:40 a.m. - 6:10 p.m.LHR London Heathrow-JTR Thera Santorini

7h 30m1 stop Zurich

8:45 p.m. - 1:40 p.m.JTR Thera Santorini-LHR London Heathrow

18h 55m2 stops Zurich Geneva Geneve-Cointrin

C$ 339SWISS

Fri, 16 Oct - Mon, 19 Oct

12:15 p.m. - 10:25 p.m.LHR London Heathrow-JTR Thera Santorini

8h 10m1 stop Athens Eleftherios V.

8:15 a.m. - 9:15 p.m.JTR Thera Santorini-LHR London Heathrow

15h 00m1 stop Athens Eleftherios V.

C$ 458Aegean Airlines

Mon, 11 Jan - Sat, 16 Jan

8:05 a.m. - 1:55 p.m.LHR London Heathrow-JTR Thera Santorini

3h 50mdirect

5:05 p.m. - 7:15 p.m.JTR Thera Santorini-LHR London Heathrow

4h 10mdirect

C$ 499British Airways

Mon, 19 Oct - Thu, 22 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:45 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

C$ 421SWISS

Sun, 20 Sep - Mon, 28 Sep

7:15 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

46h 55m2 stops Geneva Geneve-Cointrin Zurich

8:45 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

C$ 467SWISS

Fri, 18 Sep - Mon, 21 Sep

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 492SWISS

Sun, 20 Sep - Sun, 27 Sep

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 496SWISS

Sun, 20 Sep - Sun, 27 Sep

6:40 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

23h 30m1 stop Zurich

8:55 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

C$ 522SWISS

Sat, 19 Sep - Sun, 27 Sep

6:40 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

23h 30m1 stop Zurich

8:55 p.m. - 6:30 p.m.JTR Thera Santorini-LHR London Heathrow

23h 35m2 stops Zurich Geneva Geneve-Cointrin

C$ 527SWISS

Sat, 19 Sep - Sun, 27 Sep

8:05 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

22h 05m1 stop Zurich

8:45 p.m. - 4:35 p.m.JTR Thera Santorini-LHR London Heathrow

21h 50m2 stops Zurich Geneva Geneve-Cointrin

C$ 527SWISS

Sat, 19 Sep - Mon, 28 Sep

7:15 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

46h 55m2 stops Geneva Geneve-Cointrin Zurich

8:45 p.m. - 6:30 p.m.JTR Thera Santorini-LHR London Heathrow

23h 45m2 stops Zurich Geneva Geneve-Cointrin

C$ 535SWISS

Fri, 18 Sep - Mon, 21 Sep

7:15 p.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

46h 55m2 stops Geneva Geneve-Cointrin Zurich

8:45 p.m. - 7:55 a.m.JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

C$ 536SWISS

Fri, 18 Sep - Mon, 28 Sep

6:00 a.m. - 8:10 p.m.LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

9:40 p.m. - 8:20 a.m.JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

C$ 545Multiple Airlines

Sun, 20 Sep - Tue, 29 Sep

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SWISS flights from London Heathrow Airport to Thera

Our best SWISS deals on London Heathrow Airport to Thera flight tickets

SWISS

11 Oct

LHR6:00 a.m.London Heathrow

12h 10m

1 stop

JTR8:10 p.m.Thera Santorini

18 Oct

JTR8:55 p.m.Thera Santorini

13h 00m

1 stop

LHR7:55 a.m.London Heathrow

C$ 292

SWISS

11 Oct

LHR6:00 a.m.London Heathrow

12h 10m

1 stop

JTR8:10 p.m.Thera Santorini

18 Oct

JTR8:55 p.m.Thera Santorini

13h 00m

1 stop

LHR7:55 a.m.London Heathrow

C$ 293

SWISS

11 Oct

LHR6:00 a.m.London Heathrow

12h 10m

1 stop

JTR8:10 p.m.Thera Santorini

18 Oct

JTR8:55 p.m.Thera Santorini

13h 00m

1 stop

LHR7:55 a.m.London Heathrow

C$ 307

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport 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

Sun 11/10

6:00 a.m.-8:10 p.m.

1 stop12h 10m

Thera Santorini

Sun 18/10

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

1 stop13h 00m

C$ 292

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

6:00 a.m.-8:10 p.m.

1 stop12h 10m

Thera Santorini

Sun 18/10

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

1 stop13h 00m

C$ 293

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

6:00 a.m.-8:10 p.m.

1 stop12h 10m

Thera Santorini

Sun 18/10

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

1 stop13h 00m

C$ 307

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

6:00 a.m.-8:10 p.m.

1 stop12h 10m

Thera Santorini

Sun 18/10

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

1 stop13h 00m

C$ 308

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

6:00 a.m.-8:10 p.m.

1 stop12h 10m

Thera Santorini

Sun 18/10

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

1 stop13h 00m

C$ 313

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 5/10

6:00 a.m.-8:00 p.m.

1 stop12h 00m

Thera Santorini

Mon 12/10

8:45 p.m.-5:50 p.m.

1 stop23h 05m

C$ 333

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sat 17/10

8:55 a.m.-8:10 p.m.

2 stops33h 15m

Thera Santorini

Mon 19/10

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

1 stop13h 10m

C$ 339

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Fri 16/10

8:40 a.m.-6:10 p.m.

1 stop7h 30m

Thera Santorini

Mon 19/10

8:45 p.m.-1:40 p.m.

2 stops18h 55m

C$ 339

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 11/1

12:15 p.m.-10:25 p.m.

1 stop8h 10m

Thera Santorini

Sat 16/1

8:15 a.m.-9:15 p.m.

1 stop15h 00m

C$ 458

Quickest round-trip

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 19/10

8:05 a.m.-1:55 p.m.

Nonstop3h 50m

Thera Santorini

Thu 22/10

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

Nonstop4h 10m

C$ 499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Thera

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between London Heathrow Airport and Thera?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 563 to C$ 875.
The lowest price recently found on this route was C$ 292.

What is the cheapest month to fly to Thera?

The month of February is, on average, the cheapest month to fly to Thera from London Heathrow Airport, with most prices found around C$ 363. If you don’t want to visit Thera in February, then you should wait until March to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of C$ 496.

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

You are more likely to see cheaper flights to Thera from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Thera for around C$ 621 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thera from London Heathrow Airport for as low as C$ 552 on momondo.

When to book flights from London Heathrow Airport to Thera

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Thera according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London Heathrow Airport to Thera (LHR to JTR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Thera

Best price found	C$ 157
Fastest flight time	3h 50m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Thera	1 airport

The best one-way flight to Thera from London Heathrow Airport in the past 72 hours is C$ 157. The best round-trip flight deal from London Heathrow Airport to Thera found on momondo in the last 72 hours is C$ 292.

The fastest flight from London Heathrow Airport to Thera takes 3h 50m

Direct flights go from London Heathrow Airport to Thera on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is British Airways.

There is 1 airport in Thera. From London Heathrow Airport there are direct flights to Thera Santorini (JTR).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Thera

How far is London Heathrow to Thera Santorini by plane?
The straight-line distance from London Heathrow to Thera Santorini is 2638.1 km. Flights usually cover this in 3h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Thera Santorini Airport?
Prices for flights from London Heathrow Airport to Thera Santorini Airport were last updated today.
How old do you have to be to fly from London Heathrow Airport to Thera Santorini Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Thera Santorini Airport.
What documentation or ID do you need to fly to Thera Santorini Airport?
The necessary travel and health documents for your Thera Santorini Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Thera?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Thera is Airbus A320neo (36.51% of total bookings). The next most popular plane models are Airbus A320-100/200 (33.06%), Boeing 737-800 Passenger/BBJ2 (winglets) (7.30%), and Airbus A321neo (6.69%).

Oia

Karterados

Imerovigli

Perissa

Megalochori

Firostefani

Ios

Why use momondo?

Why should I use momondo to find a flight deal from London to Thera?

Finding the right flight to Thera from London is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Thera quick and easy, saving you time and money.

Can I find flights from London to Thera with flexible booking policies on momondo?

Yes. All flights to Thera from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Thera?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Thera from London.

I’m not ready to book a flight from London to Thera right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Thera flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from London Heathrow Airport to Thera from C$ 157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Thera departing on 30/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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SWISS flights from London Heathrow Airport to Thera

Our best SWISS deals on London Heathrow Airport to Thera flight tickets

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Use the filters below to find and compare flights from London Heathrow Airport to Thera that are best for you.

See travel insights to Thera from

How to get the cheapest flight ticket from London Heathrow Airport to Thera

What is the typical price of a round-trip flight between London Heathrow Airport and Thera?

What is the cheapest month to fly to Thera?

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

What is the cheapest airline that flies from London Heathrow to Thera Santorini?

How often are flights from London to Thera delayed?

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

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

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

How many flights depart from London Heathrow Airport to Thera on average per day?

How many flights depart from London Heathrow Airport to Thera on average per week?

When to book flights from London Heathrow Airport to Thera

Cheap London Heathrow Airport to Thera (LHR to JTR) flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Thera

Frequently asked questions about flying from London Heathrow Airport to Thera

Travelling to a place near Thera?

Why use momondo?

An easier way to manage your Thera trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Greece

Airports servicing South Aegean

Cabin classes currently available on flights to Thera

List of cabin classes available on flights landing in Thera. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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