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Cheap flights from London Heathrow Airport to Thera from $290

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 15/6. 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

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Find the cheapest flights from London Heathrow Airport to Thera

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
British Airways Logo
15:05 - 17:15
JTR
-
LHR
4h 10mdirect
$421British Airways
Sun, 19 Apr - Fri, 24 Apr
Multiple Airlines Logo
20:05 - 10:00
LHR
-
JTR
11h 55m
1 stop
Multiple Airlines Logo
21:40 - 08:20
JTR
-
LHR
12h 40m
1 stop
$424Multiple Airlines
Tue, 11 Aug - Tue, 25 Aug
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
British Airways Logo
15:05 - 17:15
JTR
-
LHR
4h 10mdirect
$435British Airways
Sun, 19 Apr - Fri, 24 Apr
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
British Airways Logo
15:05 - 17:15
JTR
-
LHR
4h 10mdirect
$458British Airways
Sun, 12 Apr - Fri, 17 Apr
Aegean Airlines Logo
22:15 - 07:35
LHR
-
JTR
7h 20m
1 stop
Aegean Airlines Logo
08:15 - 15:30
JTR
-
LHR
9h 15m
1 stop
$459Aegean Airlines
Fri, 13 Mar - Thu, 19 Mar
British Airways Logo
10:15 - 16:15
LHR
-
JTR
4h 00mdirect
British Airways Logo
14:45 - 16:55
JTR
-
LHR
4h 10mdirect
$497British Airways
Sun, 12 Apr - Mon, 20 Apr
Aegean Airlines Logo
19:00 - 07:40
LHR
-
JTR
10h 40m
1 stop
Aegean Airlines Logo
08:15 - 15:30
JTR
-
LHR
9h 15m
1 stop
$499Aegean Airlines
Thu, 12 Mar - Thu, 19 Mar
British Airways Logo
08:05 - 13:55
LHR
-
JTR
3h 50mdirect
British Airways Logo
18:30 - 20:35
JTR
-
LHR
4h 05mdirect
$515British Airways
Mon, 29 Jun - Sat, 4 Jul
British Airways Logo
08:05 - 13:55
LHR
-
JTR
3h 50mdirect
British Airways Logo
18:30 - 20:35
JTR
-
LHR
4h 05mdirect
$517British Airways
Mon, 29 Jun - Sat, 4 Jul
Aegean Airlines Logo
22:15 - 07:40
LHR
-
JTR
7h 25m
1 stop
Aegean Airlines Logo
14:45 - 21:15
JTR
-
LHR
8h 30m
1 stop
$520Aegean Airlines
Mon, 9 Mar - Mon, 16 Mar

British Airways flights from London Heathrow Airport to Thera

Our best British Airways deals on London Heathrow Airport to Thera flight tickets
British Airways
19 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
24 Apr
JTR15:05Thera Santorini
4h 10m
LHR17:15London Heathrow
$421
British Airways
19 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
24 Apr
JTR15:05Thera Santorini
4h 10m
LHR17:15London Heathrow
$435
British Airways
12 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
17 Apr
JTR15:05Thera Santorini
4h 10m
LHR17:15London Heathrow
$458

Aegean Airlines flights from London Heathrow Airport to Thera

Our best Aegean Airlines deals on London Heathrow Airport to Thera flight tickets
Aegean Airlines
13 Mar
LHR22:15London Heathrow
7h 20m
1 stop
JTR07:35Thera Santorini
19 Mar
JTR08:15Thera Santorini
9h 15m
1 stop
LHR15:30London Heathrow
$459
Aegean Airlines
12 Mar
LHR19:00London Heathrow
10h 40m
1 stop
JTR07:40Thera Santorini
19 Mar
JTR08:15Thera Santorini
9h 15m
1 stop
LHR15:30London Heathrow
$499
Aegean Airlines
9 Mar
LHR22:15London Heathrow
7h 25m
1 stop
JTR07:40Thera Santorini
16 Mar
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$520

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Thera 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 78,305 searches. Data last updated 17 February 2026.
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

Sun 19/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Fri 24/4

15:05-17:15

Nonstop4h 10m

$421

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 11/8

20:05-10:00

1 stop11h 55m

Thera Santorini

Tue 25/8

21:40-08:20

1 stop12h 40m

$424

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

$435

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 12/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Fri 17/4

15:05-17:15

Nonstop4h 10m

$458

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 13/3

22:15-07:35

1 stop7h 20m

Thera Santorini

Thu 19/3

08:15-15:30

1 stop9h 15m

$459

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 12/4

10:15-16:15

Nonstop4h 00m

Thera Santorini

Mon 20/4

14:45-16:55

Nonstop4h 10m

$497

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 12/3

19:00-07:40

1 stop10h 40m

Thera Santorini

Thu 19/3

08:15-15:30

1 stop9h 15m

$499

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 29/6

08:05-13:55

Nonstop3h 50m

Thera Santorini

Sat 4/7

18:30-20:35

Nonstop4h 05m

$515

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 29/6

08:05-13:55

Nonstop3h 50m

Thera Santorini

Sat 4/7

18:30-20:35

Nonstop4h 05m

$517

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/3

22:15-07:40

1 stop7h 25m

Thera Santorini

Mon 16/3

14:45-21:15

1 stop8h 30m

$520

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $382. The most expensive day to fly to Thera is Sunday, with ticket prices averaging around $801.

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 $531 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 $435 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

14h 35m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Thera

1 airport
The fastest flight from London Heathrow Airport to Thera takes 14h 35m
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

  • 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 14h 35m.

  • 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?

Travelling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
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.

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