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 97 minutes.

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 3 per week as of April 2026. The most frequent departure day is Sat, with 67% 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. Thursday has historically seen more delays on average compared to the rest of the week.

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 13% of their flights experiencing any sort of delay.

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.

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

Aegean Airlines and British Airways are the most popular carriers operating from London Heathrow to Thera Santorini

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.

$239 Cheap Flights from London Heathrow Airport to Thera in 2026

Q: 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 $859 to $417. The lowest price recently found on this route was $430.

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Find the cheapest flights from London Heathrow Airport to Thera

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

09:05 - 15:05

LHR

JTR

4h 00mdirect

17:05 - 19:15

JTR

LHR

4h 10mdirect

$430British Airways

Sat, 25 Apr - Sat, 2 May

08:15 - 14:05

LHR

JTR

3h 50mdirect

15:05 - 17:15

JTR

LHR

4h 10mdirect

$433British Airways

Fri, 24 Apr - Fri, 1 May

08:05 - 13:55

LHR

JTR

3h 50mdirect

17:05 - 19:15

JTR

LHR

4h 10mdirect

$442British Airways

Mon, 20 Apr - Thu, 23 Apr

08:15 - 14:05

LHR

JTR

3h 50mdirect

15:05 - 17:15

JTR

LHR

4h 10mdirect

$477British Airways

Fri, 24 Apr - Fri, 1 May

10:15 - 16:15

LHR

JTR

4h 00mdirect

15:05 - 17:15

JTR

LHR

4h 10mdirect

$484British Airways

Sun, 19 Apr - Fri, 24 Apr

10:15 - 16:15

LHR

JTR

4h 00mdirect

17:10 - 19:20

JTR

LHR

4h 10mdirect

$494British Airways

Sun, 26 Apr - Sun, 3 May

08:05 - 13:55

LHR

JTR

3h 50mdirect

15:55 - 18:05

JTR

LHR

4h 10mdirect

$503British Airways

Mon, 20 Apr - Sat, 25 Apr

09:05 - 15:05

LHR

JTR

4h 00mdirect

17:10 - 19:20

JTR

LHR

4h 10mdirect

$504British Airways

Sat, 25 Apr - Sun, 26 Apr

10:15 - 16:15

LHR

JTR

4h 00mdirect

17:10 - 19:20

JTR

LHR

4h 10mdirect

$532British Airways

Sun, 26 Apr - Sun, 3 May

08:15 - 14:05

LHR

JTR

3h 50mdirect

17:05 - 19:15

JTR

LHR

4h 10mdirect

$566British Airways

Fri, 8 May - Thu, 14 May

Aegean Airlines flights from London Heathrow Airport to Thera

Our best Aegean Airlines deals on London Heathrow Airport to Thera flight tickets

Aegean Airlines

15 May

LHR16:35London Heathrow

5h 50m

1 stop

JTR00:25Thera Santorini

22 May

JTR22:00Thera Santorini

15h 15m

1 stop

LHR11:15London Heathrow

$571

Aegean Airlines

11 May

LHR22:15London Heathrow

8h 25m

1 stop

JTR08:40Thera Santorini

15 May

JTR08:25Thera Santorini

9h 05m

1 stop

LHR15:30London Heathrow

$593

Aegean Airlines

11 May

LHR22:15London Heathrow

8h 25m

1 stop

JTR08:40Thera Santorini

15 May

JTR08:25Thera Santorini

9h 05m

1 stop

LHR15:30London Heathrow

$595

British Airways flights from London Heathrow Airport to Thera

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

British Airways

25 Apr

LHR09:05London Heathrow

4h 00m

JTR15:05Thera Santorini

2 May

JTR17:05Thera Santorini

4h 10m

LHR19:15London Heathrow

$430

British Airways

24 Apr

LHR08:15London Heathrow

3h 50m

JTR14:05Thera Santorini

1 May

JTR15:05Thera Santorini

4h 10m

LHR17:15London Heathrow

$433

British Airways

12 Apr

LHR10:15London Heathrow

4h 00m

JTR16:15Thera Santorini

24 Apr

JTR15:05Thera Santorini

4h 10m

LHR17:15London Heathrow

$440

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 - JTR

LHRJTR

London Heathrow

Sat 25/4

09:05-15:05

Nonstop4h 00m

Thera Santorini

Sat 2/5

17:05-19:15

Nonstop4h 10m

$430

Fastest return journey

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 24/4

08:15-14:05

Nonstop3h 50m

Thera Santorini

Fri 1/5

15:05-17:15

Nonstop4h 10m

$433

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 20/4

08:05-13:55

Nonstop3h 50m

Thera Santorini

Thu 23/4

17:05-19:15

Nonstop4h 10m

$442

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 24/4

08:15-14:05

Nonstop3h 50m

Thera Santorini

Fri 1/5

15:05-17:15

Nonstop4h 10m

$477

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 19/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Fri 24/4

15:05-17:15

Nonstop4h 10m

$484

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Sun 3/5

17:10-19:20

Nonstop4h 10m

$494

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 20/4

08:05-13:55

Nonstop3h 50m

Thera Santorini

Sat 25/4

15:55-18:05

Nonstop4h 10m

$503

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 25/4

09:05-15:05

Nonstop4h 00m

Thera Santorini

Sun 26/4

17:10-19:20

Nonstop4h 10m

$504

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Sun 3/5

17:10-19:20

Nonstop4h 10m

$532

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 8/5

08:15-14:05

Nonstop3h 50m

Thera Santorini

Thu 14/5

17:05-19:15

Nonstop4h 10m

$566

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?

What is the cheapest day to depart on your flight to Thera?

Our data shows that Wednesday is the least expensive day to fly to Thera. Tickets to fly out on this day can be as low as $392. The most expensive day to fly to Thera is Sunday, with ticket prices averaging around $822.

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 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 $564 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 $491 on momondo.

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

There is only 1 cabin class available to choose from on London Heathrow to Thera Santorini 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

Fastest flight time	3h 50m
Direct flights	Mon, Tue, Wed, Thu, Sat and Sun
Airports in Thera	1 airport

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, Thursday, 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 3h 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 38.85% of all bookings. The subsequent popular models are Airbus A320-100/200 at 31.92%, Airbus A320 (sharklets) at 10.77%, and Airbus A321-100/200 at 8.46%.

Kamari

Oia

Imerovigli

Firostefani

Ios

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.

An easier way to manage your Thera trip

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Cheap flights from London Heathrow Airport to Thera from $239

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 20/4. 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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Aegean Airlines flights from London Heathrow Airport to Thera

Our best Aegean Airlines deals on London Heathrow Airport to Thera flight tickets

British Airways flights from London Heathrow Airport to Thera

Our best British Airways 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 day to depart on your flight to Thera?

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

How far in advance should I book a flight to Thera?

What cabin class options are available on London Heathrow to Thera Santorini 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

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

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, organise 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.

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