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

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

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

According to our data, British Airways have had the least number of 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 which experiences the fewest number of delays on this flight route. Thursday 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?

British Airways is the most popular carrier operating from London Heathrow to Thera Santorini

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.

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 many operators does momondo search for flights from London Heathrow Airport to Thera Santorini Airport?

There are 2 operators available for flights from London Heathrow Airport to Thera Santorini Airport as of December 2025.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Thera Santorini Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thera Santorini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$157 Cheap Flights from London Heathrow Airport to Thera in 2025/26

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 $415 to $765. The lowest price recently found on this route was $254.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London Heathrow Airport to Thera

Round-trip

One-way

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 pm - 6:50 am

LHR

JTR

6h 35m1 stop

2:45 pm - 9:15 pm

JTR

LHR

8h 30m1 stop

$254Aegean Airlines

Mon, Jan 19 - Fri, Jan 23

8:05 pm - 9:50 am

LHR

JTR

11h 45m1 stop

7:35 pm - 10:40 am

JTR

LHR

17h 05m2 stops

$259Multiple Airlines

Tue, May 19 - Sat, May 23

10:15 am - 4:10 pm

LHR

JTR

3h 55mnonstop

5:05 pm - 7:15 pm

JTR

LHR

4h 10mnonstop

$297British Airways

Sun, Apr 19 - Thu, Apr 23

10:15 am - 4:10 pm

LHR

JTR

3h 55mnonstop

5:05 pm - 7:15 pm

JTR

LHR

4h 10mnonstop

$298British Airways

Sun, Apr 19 - Thu, Apr 23

10:15 am - 4:10 pm

LHR

JTR

3h 55mnonstop

5:05 pm - 7:15 pm

JTR

LHR

4h 10mnonstop

$299British Airways

Sun, Apr 19 - Thu, Apr 23

10:15 pm - 7:40 am

LHR

JTR

7h 25m1 stop

11:55 am - 5:55 pm

JTR

LHR

8h 00m1 stop

$331Aegean Airlines

Mon, Feb 9 - Sun, Feb 15

10:15 pm - 11:15 am

LHR

JTR

11h 00m1 stop

8:10 am - 3:30 pm

JTR

LHR

9h 20m1 stop

$332Aegean Airlines

Mon, Feb 9 - Sun, Feb 15

10:15 pm - 6:50 am

LHR

JTR

6h 35m1 stop

6:00 am - 5:20 pm

JTR

LHR

13h 20m2 stops

$339Multiple Airlines

Mon, Jan 19 - Fri, Jan 23

10:15 pm - 6:35 am

LHR

JTR

6h 20m1 stop

9:20 am - 3:30 pm

JTR

LHR

8h 10m1 stop

$363Aegean Airlines

Sun, May 10 - Sun, May 17

4:35 pm - 12:15 am

LHR

JTR

5h 40m1 stop

7:15 am - 11:15 am

JTR

LHR

6h 00m1 stop

$365Aegean Airlines

Sun, May 10 - Sun, May 17

SWISS flights from London Heathrow Airport to Thera

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

SWISS

May 4

LHR7:00 amLondon Heathrow

48h 50m

2 stops

JTR9:50 amThera Santorini

May 10

JTR8:55 pmThera Santorini

13h 00m

1 stop

LHR7:55 amLondon Heathrow

$291

Find similar

SWISS

May 6

LHR7:15 pmLondon Heathrow

45h 55m

2 stops

JTR7:10 pmThera Santorini

May 10

JTR8:55 pmThera Santorini

13h 00m

1 stop

LHR7:55 amLondon Heathrow

$376

Find similar

SWISS

May 19

LHR7:00 amLondon Heathrow

24h 50m

2 stops

JTR9:50 amThera Santorini

May 22

JTR8:00 pmThera Santorini

22h 35m

2 stops

LHR4:35 pmLondon Heathrow

$516

Find similar

British Airways flights from London Heathrow Airport to Thera

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

British Airways

Apr 19

LHR10:15 amLondon Heathrow

3h 55m

JTR4:10 pmThera Santorini

Apr 23

JTR5:05 pmThera Santorini

4h 10m

LHR7:15 pmLondon Heathrow

$297

Find similar

British Airways

Apr 19

LHR10:15 amLondon Heathrow

3h 55m

JTR4:10 pmThera Santorini

Apr 23

JTR5:05 pmThera Santorini

4h 10m

LHR7:15 pmLondon Heathrow

$298

Find similar

British Airways

Apr 19

LHR10:15 amLondon Heathrow

3h 55m

JTR4:10 pmThera Santorini

Apr 23

JTR5:05 pmThera Santorini

4h 10m

LHR7:15 pmLondon Heathrow

$299

Find similar

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

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/19

10:15 pm-6:50 am

1 stop6h 35m

Thera Santorini

Fri 1/23

2:45 pm-9:15 pm

1 stop8h 30m

$254

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 5/19

8:05 pm-9:50 am

1 stop11h 45m

Thera Santorini

Sat 5/23

7:35 pm-10:40 am

2 stops17h 05m

$259

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 4/19

10:15 am-4:10 pm

Nonstop3h 55m

Thera Santorini

Thu 4/23

5:05 pm-7:15 pm

Nonstop4h 10m

$297

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 4/19

10:15 am-4:10 pm

Nonstop3h 55m

Thera Santorini

Thu 4/23

5:05 pm-7:15 pm

Nonstop4h 10m

$298

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 4/19

10:15 am-4:10 pm

Nonstop3h 55m

Thera Santorini

Thu 4/23

5:05 pm-7:15 pm

Nonstop4h 10m

$299

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 2/9

10:15 pm-7:40 am

1 stop7h 25m

Thera Santorini

Sun 2/15

11:55 am-5:55 pm

1 stop8h 00m

$331

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 2/9

10:15 pm-11:15 am

1 stop11h 00m

Thera Santorini

Sun 2/15

8:10 am-3:30 pm

1 stop9h 20m

$332

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/19

10:15 pm-6:50 am

1 stop6h 35m

Thera Santorini

Fri 1/23

6:00 am-5:20 pm

2 stops13h 20m

$339

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 5/10

10:15 pm-6:35 am

1 stop6h 20m

Thera Santorini

Sun 5/17

9:20 am-3:30 pm

1 stop8h 10m

$363

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 5/10

4:35 pm-12:15 am

1 stop5h 40m

Thera Santorini

Sun 5/17

7:15 am-11:15 am

1 stop6h 00m

$365

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

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?

The cheapest month to fly to Thera from London Heathrow Airport is in February. Flight prices, which tend to average around $266, are often lower during this time because this is during the off-season. If you don’t want to visit Thera in February, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $285.

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

On average, the least expensive day to fly to Thera from London Heathrow Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $260. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $368. These prices are subject to change though, so be sure to set up a Price Alert for flights to Thera.

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

According to our data, the cheapest time of day to fly to Thera is at noon. momondo users have found flights departing from London Heathrow Airport to Thera at noon for as low as $248. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $304.

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 $386 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 $305 on momondo.

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

There are 3 cabin classes 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 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

Fastest flight time	3h 55m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Thera	1 airport

The fastest flight from London Heathrow Airport to Thera takes 3h 55m

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 near Thera: Thera Santorini (JTR)

Search flight deals

How far is London Heathrow to Thera Santorini by plane?
The distance between London Heathrow and Thera Santorini is about 1639.2 mi. 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 were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Thera Santorini Airport?
There are 2 operators available for flights from London Heathrow Airport to Thera Santorini Airport as of December 2025.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Thera Santorini Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thera Santorini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
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 35.59% of all bookings. The subsequent popular models are Airbus A320 (sharklets) at 18.22%, Airbus A320-100/200 at 18.22%, and Airbus A321-100/200 at 17.37%.
What is the most popular airline from London Heathrow Airport to Thera?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Heathrow Airport to Thera is British Airways (75% of total bookings). The next most popular airline is Aegean Airlines (25%).

Best airlines flying from London Heathrow Airport to Thera

Compare and see reviews for airlines that fly from London Heathrow Airport to Thera with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $252	Free Cancellation	Rating 6.7 7,562 reviews		Search British Airways flights
Aegean Airlines	PriceFrom $285	Free Cancellation	Rating 8.1 829 reviews		Search Aegean Airlines flights

Oia

Imerovigli

Kamari

Ios

Pyrgos Kallistis

Firostefani

Perissa

Megalochori

Karterados

Mylopotas

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Thera for you.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Thera.

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

Price alerts on flights to Thera from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 1/3

Sat 1/10

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Greece

Cheap flights from London Heathrow Airport to Thera from $158

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 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London Heathrow Airport to Thera

Cheap round-trip flights

Cheap one-way flights

Cheap direct flights

SWISS flights from London Heathrow Airport to Thera

Our best SWISS 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

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

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 day to depart on your flight to Thera?

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

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?

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

There are 3 cabin classes 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.

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

British Airways is the most popular carrier operating from London Heathrow to Thera Santorini

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.

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

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

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

Sunday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

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

How far is London Heathrow to Thera Santorini by plane?

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

How many operators does momondo search for flights from London Heathrow Airport to Thera Santorini Airport?

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

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

What is the most popular plane model from London Heathrow Airport to Thera?

What is the most popular airline from London Heathrow Airport to Thera?

Best airlines flying from London Heathrow Airport to Thera

Compare and see reviews for airlines that fly from London Heathrow Airport to Thera with momondo

Traveling to a place near Thera?

Why use momondo?

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

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

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

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

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