How often are flights from London to Thera delayed?

Historically, on average around 14% 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 97 minutes.

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.

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 2 per week as of August 2026. The most frequent departure day is Wed, with 100% of weekly flights leaving on this day.

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. Saturday has historically seen more delays on average compared to the rest of the week.

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

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

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

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 are updated daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 licence 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.

$188 Cheap Flights from London Heathrow Airport to Thera in 2026

Find the cheapest flights from London Heathrow Airport to Thera

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One-way

Last minute

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Cheap return flights

Enter your travel dates to find the best prices.

18:40 - 09:50LHR London Heathrow-JTR Thera Santorini

13h 10m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$317Multiple Airlines

Tue, 15 Sep - Tue, 29 Sep

06:00 - 20:10LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$339Multiple Airlines

Sun, 13 Sep - Tue, 29 Sep

06:00 - 20:00LHR London Heathrow-JTR Thera Santorini

12h 00m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$341Multiple Airlines

Mon, 14 Sep - Tue, 29 Sep

08:40 - 20:00LHR London Heathrow-JTR Thera Santorini

9h 20m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$344Multiple Airlines

Mon, 28 Sep - Tue, 6 Oct

06:00 - 20:10LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

20:55 - 07:55JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

$371SWISS

Sun, 11 Oct - Sun, 18 Oct

08:40 - 20:00LHR London Heathrow-JTR Thera Santorini

9h 20m1 stop Zurich

20:45 - 07:55JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

$374SWISS

Mon, 12 Oct - Mon, 19 Oct

06:00 - 20:10LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

20:55 - 07:55JTR Thera Santorini-LHR London Heathrow

13h 00m1 stop Zurich

$376SWISS

Sun, 11 Oct - Sun, 18 Oct

22:15 - 07:45LHR London Heathrow-JTR Thera Santorini

7h 30m1 stop Athens Eleftherios V.

22:00 - 21:10JTR Thera Santorini-LHR London Heathrow

25h 10m1 stop Athens Eleftherios V.

$387Aegean Airlines

Wed, 14 Oct - Fri, 16 Oct

06:00 - 20:00LHR London Heathrow-JTR Thera Santorini

12h 00m1 stop Zurich

20:45 - 07:55JTR Thera Santorini-LHR London Heathrow

13h 10m1 stop Zurich

$398SWISS

Mon, 7 Sep - Mon, 14 Sep

07:00 - 20:00LHR London Heathrow-JTR Thera Santorini

11h 00m2 stops Geneva Geneve-Cointrin Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$402Multiple Airlines

Mon, 14 Sep - Tue, 29 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

18:40 - 09:50LHR London Heathrow-JTR Thera Santorini

13h 10m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$423Multiple Airlines

Tue, 1 Sep - Sat, 5 Sep

06:00 - 20:10LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$424Multiple Airlines

Sun, 30 Aug - Sat, 5 Sep

20:05 - 09:50LHR London Heathrow-JTR Thera Santorini

11h 45m1 stop Zurich

20:55 - 21:30JTR Thera Santorini-LHR London Heathrow

26h 35m2 stops Zurich Geneva Geneve-Cointrin

$427SWISS

Tue, 1 Sep - Sun, 6 Sep

18:40 - 20:10LHR London Heathrow-JTR Thera Santorini

23h 30m1 stop Zurich

20:55 - 21:30JTR Thera Santorini-LHR London Heathrow

26h 35m2 stops Zurich Geneva Geneve-Cointrin

$428SWISS

Sat, 29 Aug - Sun, 6 Sep

06:00 - 20:10LHR London Heathrow-JTR Thera Santorini

12h 10m1 stop Zurich

21:40 - 08:20JTR Thera Santorini-LHR London Heathrow

12h 40m1 stop Vienna Intl

$455Multiple Airlines

Sun, 30 Aug - Sat, 5 Sep

12:10 - 20:00LHR London Heathrow-JTR Thera Santorini

5h 50m1 stop Zurich

20:45 - 16:35JTR Thera Santorini-LHR London Heathrow

21h 50m2 stops Zurich Geneva Geneve-Cointrin

$459SWISS

Mon, 31 Aug - Mon, 7 Sep

20:05 - 20:10LHR London Heathrow-JTR Thera Santorini

22h 05m1 stop Zurich

20:45 - 18:30JTR Thera Santorini-LHR London Heathrow

23h 45m2 stops Zurich Geneva Geneve-Cointrin

$460SWISS

Sat, 29 Aug - Mon, 7 Sep

07:00 - 20:00LHR London Heathrow-JTR Thera Santorini

11h 00m2 stops Geneva Geneve-Cointrin Zurich

20:55 - 21:30JTR Thera Santorini-LHR London Heathrow

26h 35m2 stops Zurich Geneva Geneve-Cointrin

$497SWISS

Mon, 31 Aug - Sun, 6 Sep

20:05 - 09:50LHR London Heathrow-JTR Thera Santorini

11h 45m1 stop Zurich

19:00 - 08:15JTR Thera Santorini-LHR London Heathrow

15h 15m2 stops Zurich Geneva Geneve-Cointrin

$504SWISS

Tue, 1 Sep - Fri, 4 Sep

19:15 - 20:10LHR London Heathrow-JTR Thera Santorini

22h 55m2 stops Geneva Geneve-Cointrin Zurich

20:55 - 21:30JTR Thera Santorini-LHR London Heathrow

26h 35m2 stops Zurich Geneva Geneve-Cointrin

$508SWISS

Sat, 29 Aug - Sun, 6 Sep

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British Airways flights from London Heathrow Airport to Thera

Our best British Airways deals on London Heathrow Airport to Thera flight tickets

British Airways

10 Oct

LHR10:15London Heathrow

4h 00m

JTR16:15Thera Santorini

17 Oct

JTR17:05Thera Santorini

4h 10m

LHR19:15London Heathrow

$512

British Airways

6 Oct

LHR08:00London Heathrow

3h 50m

JTR13:50Thera Santorini

12 Oct

JTR17:25Thera Santorini

4h 10m

LHR19:35London Heathrow

$529

British Airways

6 Oct

LHR08:00London Heathrow

3h 50m

JTR13:50Thera Santorini

12 Oct

JTR17:25Thera Santorini

4h 10m

LHR19:35London Heathrow

$533

SWISS flights from London Heathrow Airport to Thera

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

SWISS

11 Oct

LHR06:00London Heathrow

12h 10m

1 stop

JTR20:10Thera Santorini

18 Oct

JTR20:55Thera Santorini

13h 00m

1 stop

LHR07:55London Heathrow

$371

SWISS

12 Oct

LHR08:40London Heathrow

9h 20m

1 stop

JTR20:00Thera Santorini

19 Oct

JTR20:45Thera Santorini

13h 10m

1 stop

LHR07:55London Heathrow

$374

SWISS

11 Oct

LHR06:00London Heathrow

12h 10m

1 stop

JTR20:10Thera Santorini

18 Oct

JTR20:55Thera Santorini

13h 00m

1 stop

LHR07:55London Heathrow

$376

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 return flight

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Tue 15/9

18:40-09:50

1 stop13h 10m

Thera Santorini

Tue 29/9

21:40-08:20

1 stop12h 40m

$317

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 13/9

06:00-20:10

1 stop12h 10m

Thera Santorini

Tue 29/9

21:40-08:20

1 stop12h 40m

$339

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 14/9

06:00-20:00

1 stop12h 00m

Thera Santorini

Tue 29/9

21:40-08:20

1 stop12h 40m

$341

Fastest return journey

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 28/9

08:40-20:00

1 stop9h 20m

Thera Santorini

Tue 6/10

21:40-08:20

1 stop12h 40m

$344

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

06:00-20:10

1 stop12h 10m

Thera Santorini

Sun 18/10

20:55-07:55

1 stop13h 00m

$371

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 12/10

08:40-20:00

1 stop9h 20m

Thera Santorini

Mon 19/10

20:45-07:55

1 stop13h 10m

$374

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Sun 11/10

06:00-20:10

1 stop12h 10m

Thera Santorini

Sun 18/10

20:55-07:55

1 stop13h 00m

$376

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Wed 14/10

22:15-07:45

1 stop7h 30m

Thera Santorini

Fri 16/10

22:00-21:10

1 stop25h 10m

$387

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 7/9

06:00-20:00

1 stop12h 00m

Thera Santorini

Mon 14/9

20:45-07:55

1 stop13h 10m

$398

LondonThera

LHR London Heathrow - JTR Thera Santorini

LHRJTR

London Heathrow

Mon 14/9

07:00-20:00

2 stops11h 00m

Thera Santorini

Tue 29/9

21:40-08:20

1 stop12h 40m

$402

Flights are sorted by cheapest return 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 $570 to $888.
The lowest price recently found on this route was $317.

What is the cheapest month to fly to Thera?

If you’re not able to fly to Thera in February, then March is your next best option. Flight prices from London Heathrow Airport to Thera during March average around $497.

What is the cheapest London Heathrow to Thera Santorini flight route?

Fly from London Heathrow to Thera Santorini for the best London Heathrow - Thera Santorini flight prices

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 $628 when searching weeks before you fly. 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 $552 on momondo.

What cabin class options are available on London Heathrow Airport to Thera flights?

There is only 1 cabin class available to choose from on London Heathrow Airport to Thera flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Thera flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Thera.

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 return 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	$188
Fastest flight time	9h 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 $188. The best return flight deal from London Heathrow Airport to Thera found on momondo in the last 72 hours is $317.

The fastest flight from London Heathrow Airport to Thera takes 9h 50m

Direct flights go from London Heathrow Airport to Thera on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..

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. In terms of flight time, this usually takes a little over 9h 50m.
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 are updated daily.
How old do you have to be to fly from London Heathrow Airport to Thera Santorini Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 licence 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?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Thera is Airbus A320neo, representing 37.05% of all bookings. The subsequent popular models are Airbus A320-100/200 at 32.73%, Boeing 737-800 Passenger/BBJ2 (winglets) at 8.45%, and Airbus A321neo at 5.94%.

Oia

Firostefani

Ios

Kamari

Imerovigli

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Thera . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for London to Thera flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Thera from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of London to Thera flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from London Heathrow Airport to Thera from $188

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 7/9. 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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British Airways flights from London Heathrow Airport to Thera

Our best British Airways deals on London Heathrow Airport to Thera flight tickets

SWISS flights from London Heathrow Airport to Thera

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

momondo Fare Finder

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?

What is the cheapest London Heathrow to Thera Santorini flight route?

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

What cabin class options are available on London Heathrow Airport to Thera flights?

Can stopping save me money on London Heathrow Airport to Thera flights?

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 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

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

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