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Cheap flights from Thera to London from £91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Thera to London departing on 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Thera to London

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:05 - 19:15
JTR
-
LHR
4h 10mdirect
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
£231British Airways
Thu, 23 Apr - Sun, 26 Apr
British Airways Logo
17:05 - 19:15
JTR
-
LHR
4h 10mdirect
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
£231British Airways
Thu, 23 Apr - Sun, 26 Apr
Multiple Airlines Logo
11:50 - 18:50
JTR
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
19:25 - 23:25
LHR
-
JTR
26h 00m
2 stops
£240Multiple Airlines
Fri, 1 May - Sun, 10 May
Multiple Airlines Logo
11:50 - 18:50
JTR
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
22:15 - 23:25
LHR
-
JTR
23h 10m
1 stop
£252Multiple Airlines
Fri, 1 May - Sun, 10 May
Multiple Airlines Logo
11:50 - 18:50
JTR
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
22:15 - 07:45
LHR
-
JTR
7h 30m
1 stop
£263Multiple Airlines
Fri, 1 May - Sun, 10 May
British Airways Logo
15:55 - 18:05
JTR
-
LHR
4h 10mdirect
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
£265British Airways
Sat, 25 Apr - Sun, 26 Apr
British Airways Logo
15:55 - 18:05
JTR
-
LHR
4h 10mdirect
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
£266British Airways
Sat, 25 Apr - Sun, 26 Apr
Aegean Airlines Logo
18:40 - 11:15
JTR
-
LHR
18h 35m
1 stop
Aegean Airlines Logo
22:15 - 06:35
LHR
-
JTR
6h 20m
1 stop
£271Aegean Airlines
Sun, 17 May - Sun, 24 May
Multiple Airlines Logo
09:45 - 17:55
JTR
-
LHR
10h 10m
1 stop
Multiple Airlines Logo
22:15 - 06:50
LHR
-
JTR
6h 35m
1 stop
£273Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
11:50 - 18:50
JTR
-
LHR
9h 00m
1 stop
Multiple Airlines Logo
22:15 - 07:55
LHR
-
JTR
7h 40m
1 stop
£276Multiple Airlines
Fri, 1 May - Sun, 10 May

British Airways flights from Thera to London Heathrow Airport

Our best British Airways deals on Thera to London Heathrow Airport flight tickets
British Airways
3 Apr
JTR15:05Thera Santorini
4h 10m
LHR17:15London Heathrow
12 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
£220
British Airways
23 Apr
JTR17:05Thera Santorini
4h 10m
LHR19:15London Heathrow
26 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
£231
British Airways
23 Apr
JTR17:05Thera Santorini
4h 10m
LHR19:15London Heathrow
26 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
£231

Aegean Airlines flights from Thera to London Heathrow Airport

Our best Aegean Airlines deals on Thera to London Heathrow Airport flight tickets
Aegean Airlines
17 May
JTR18:40Thera Santorini
18h 35m
1 stop
LHR11:15London Heathrow
24 May
LHR22:15London Heathrow
6h 20m
1 stop
JTR06:35Thera Santorini
£271
Aegean Airlines
13 May
JTR16:35Thera Santorini
6h 35m
1 stop
LHR21:10London Heathrow
20 May
LHR16:35London Heathrow
5h 50m
1 stop
JTR00:25Thera Santorini
£279
Aegean Airlines
3 May
JTR08:25Thera Santorini
9h 05m
1 stop
LHR15:30London Heathrow
10 May
LHR22:15London Heathrow
8h 25m
1 stop
JTR08:40Thera Santorini
£318

momondo Fare Finder

 
Customise your flight search to find flights from Thera to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 3 April 2026.
Use the filters below to find and compare flights from Thera to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 23/4

17:05-19:15

Nonstop4h 10m

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

£231

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 23/4

17:05-19:15

Nonstop4h 10m

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

£231

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 1/5

11:50-18:50

1 stop9h 00m

London Heathrow

Sun 10/5

19:25-23:25

2 stops26h 00m

£240

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 1/5

11:50-18:50

1 stop9h 00m

London Heathrow

Sun 10/5

22:15-23:25

1 stop23h 10m

£252

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 1/5

11:50-18:50

1 stop9h 00m

London Heathrow

Sun 10/5

22:15-07:45

1 stop7h 30m

£263

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sat 25/4

15:55-18:05

Nonstop4h 10m

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

£265

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sat 25/4

15:55-18:05

Nonstop4h 10m

London Heathrow

Sun 26/4

10:15-16:15

Nonstop4h 00m

£266

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sun 17/5

18:40-11:15

1 stop18h 35m

London Heathrow

Sun 24/5

22:15-06:35

1 stop6h 20m

£271

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Wed 29/4

09:45-17:55

1 stop10h 10m

London Heathrow

Wed 6/5

22:15-06:50

1 stop6h 35m

£273

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 1/5

11:50-18:50

1 stop9h 00m

London Heathrow

Sun 10/5

22:15-07:55

1 stop7h 40m

£276

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

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

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 cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Thera is on a Thursday. momondo users have found tickets for Thursday departures for as low as £121. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £232.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Thera to London Heathrow Airport in the afternoon for as low as £133. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £194 on average. Flights to London Heathrow Airport from Thera at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

There are 2 cabin classes available to choose from on Thera Santorini to London Heathrow 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 Thera to London Heathrow Airport flights?

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

When to book flights from Thera to London Heathrow Airport

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

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

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

Fastest flight time

4h 10m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The fastest flight from Thera to London Heathrow Airport takes 4h 10m
Direct flights go from Thera to London Heathrow Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..
Search flight deals

Frequently asked questions about flying from Thera to London Heathrow Airport

  • How far is Thera Santorini to London Heathrow by plane?

    The distance between Thera Santorini and London Heathrow is about 1639.2 mi. By plane, this route typically takes 4h 10m.

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

    Prices for flights from Thera Santorini Airport to London Heathrow Airport are updated daily.

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

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Slough
Maidstone
Northampton
Swindon
Southend-on-Sea
Wembley
Ipswich
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Poole
Dover
Folkestone

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to London from Thera with this policy.

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

momondo helps you find the best flight between Thera and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Thera to London 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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