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Cheap flights from London to Thera from $168

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 to Thera departing on 27/8. 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

Find the cheapest flights from London to Thera

Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
20:05 - 10:00
LHR
-
JTR
11h 55m
1 stop
SWISS Logo
20:45 - 07:55
JTR
-
LHR
13h 10m
1 stop
$313SWISS
Tue, 18 Aug - Mon, 24 Aug
SWISS Logo
20:05 - 10:00
LHR
-
JTR
11h 55m
1 stop
SWISS Logo
20:45 - 13:40
JTR
-
LHR
18h 55m
2 stops
$353SWISS
Tue, 18 Aug - Mon, 24 Aug
SWISS Logo
20:05 - 20:10
LHR
-
JTR
22h 05m
1 stop
SWISS Logo
20:45 - 21:30
JTR
-
LHR
26h 45m
2 stops
$371SWISS
Sat, 12 Sep - Mon, 14 Sep
SWISS Logo
20:05 - 10:00
LHR
-
JTR
11h 55m
1 stop
SWISS Logo
20:55 - 07:55
JTR
-
LHR
13h 00m
1 stop
$374SWISS
Tue, 18 Aug - Sun, 23 Aug
SWISS Logo
17:15 - 15:00
LHR
-
JTR
19h 45m
1 stop
SWISS Logo
20:45 - 13:40
JTR
-
LHR
18h 55m
2 stops
$383SWISS
Fri, 21 Aug - Mon, 24 Aug
SWISS Logo
17:15 - 15:00
LHR
-
JTR
19h 45m
1 stop
SWISS Logo
20:45 - 13:40
JTR
-
LHR
18h 55m
2 stops
$384SWISS
Fri, 21 Aug - Mon, 24 Aug
SWISS Logo
17:15 - 20:10
LHR
-
JTR
48h 55m
2 stops
SWISS Logo
20:45 - 07:55
JTR
-
LHR
13h 10m
1 stop
$386SWISS
Fri, 11 Sep - Mon, 21 Sep
SWISS Logo
14:25 - 09:50
LHR
-
JTR
41h 25m
2 stops
SWISS Logo
20:45 - 07:55
JTR
-
LHR
13h 10m
1 stop
$387SWISS
Mon, 7 Sep - Mon, 14 Sep
SWISS Logo
18:40 - 15:00
LHR
-
JTR
18h 20m
2 stops
SWISS Logo
20:45 - 07:55
JTR
-
LHR
13h 10m
1 stop
$399SWISS
Fri, 28 Aug - Mon, 7 Sep
SWISS Logo
19:15 - 18:10
LHR
-
JTR
44h 55m
2 stops
SWISS Logo
20:45 - 07:55
JTR
-
LHR
13h 10m
1 stop
$400SWISS
Wed, 19 Aug - Mon, 24 Aug

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SWISS flights from London to Thera

Our best SWISS deals on London to Thera flight tickets
SWISS
18 Aug
LHR20:05London Heathrow
11h 55m
1 stop
JTR10:00Thera Santorini
24 Aug
JTR20:45Thera Santorini
13h 10m
1 stop
LHR07:55London Heathrow
$312
SWISS
18 Aug
LHR20:05London Heathrow
11h 55m
1 stop
JTR10:00Thera Santorini
24 Aug
JTR20:45Thera Santorini
18h 55m
2 stops
LHR13:40London Heathrow
$353
SWISS
12 Sept
LHR20:05London Heathrow
22h 05m
1 stop
JTR20:10Thera Santorini
14 Sept
JTR20:45Thera Santorini
26h 45m
2 stops
LHR21:30London Heathrow
$371

British Airways flights from London to Thera

Our best British Airways deals on London to Thera flight tickets
British Airways
5 Aug
LHR10:20London Heathrow
4h 00m
JTR16:20Thera Santorini
8 Aug
JTR17:05Thera Santorini
4h 10m
LHR19:15London Heathrow
$459
British Airways
5 Aug
LHR10:20London Heathrow
4h 00m
JTR16:20Thera Santorini
8 Aug
JTR18:30Thera Santorini
4h 05m
LHR20:35London Heathrow
$486
British Airways
10 Aug
LHR10:25London Heathrow
4h 00m
JTR16:25Thera Santorini
17 Aug
JTR14:45Thera Santorini
4h 10m
LHR16:55London Heathrow
$516

momondo Fare Finder

 
Customise your flight search to find flights from London 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 29 July 2026.
Use the filters below to find and compare flights from London to Thera that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 18/8

20:05-10:00

1 stop11h 55m

Thera Santorini

Mon 24/8

20:45-07:55

1 stop13h 10m

$312

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 18/8

20:05-10:00

1 stop11h 55m

Thera Santorini

Mon 24/8

20:45-13:40

2 stops18h 55m

$353

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 12/9

20:05-20:10

1 stop22h 05m

Thera Santorini

Mon 14/9

20:45-21:30

2 stops26h 45m

$371
Fastest return journey

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 18/8

20:05-10:00

1 stop11h 55m

Thera Santorini

Sun 23/8

20:55-07:55

1 stop13h 00m

$374

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 21/8

17:15-15:00

1 stop19h 45m

Thera Santorini

Mon 24/8

20:45-13:40

2 stops18h 55m

$383

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 21/8

17:15-15:00

1 stop19h 45m

Thera Santorini

Mon 24/8

20:45-13:40

2 stops18h 55m

$384

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 11/9

17:15-20:10

2 stops48h 55m

Thera Santorini

Mon 21/9

20:45-07:55

1 stop13h 10m

$386

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 7/9

14:25-09:50

2 stops41h 25m

Thera Santorini

Mon 14/9

20:45-07:55

1 stop13h 10m

$387

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 28/8

18:40-15:00

2 stops18h 20m

Thera Santorini

Mon 7/9

20:45-07:55

1 stop13h 10m

$399

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 19/8

19:15-18:10

2 stops44h 55m

Thera Santorini

Mon 24/8

20:45-07:55

1 stop13h 10m

$400

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 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 and Thera?

Prices are currently low for flights on this route.

Typical prices usually range from $377 to $690.
The lowest price recently found on this route was $312.

What is the cheapest month to fly to Thera?

If you’re not able to fly to Thera in January, then November is your next best option. Flight prices from London to Thera during November average around $354.

What is the cheapest London to Thera Santorini flight route?

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

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

You are more likely to see cheaper flights to Thera from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Thera for around $644 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 for as low as $569 on momondo.

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

There is only 1 cabin class available to choose from on London 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 to Thera flights?

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

How have London to Thera flight prices changed over time?

When to book flights from London to Thera

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

Cheap London to Thera (LON to JTR) flight deals and tips

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

Best price found

$302

Fastest flight time

3h 50m

Direct flights

Every day

Airports in Thera

1 airport
The best one-way flight to Thera from London in the past 72 hours is $302. The best return flight deal from London to Thera found on momondo in the last 72 hours is $441.
The fastest flight from London to Thera takes 3h 50m
Direct flights go from London to Thera every day.
There is 1 airport in Thera. From London there are direct flights to Thera Santorini (JTR).
Search flight deals

Frequently asked questions about flying from London to Thera

  • How far is London to Thera Santorini by plane?

    The distance between London and Thera Santorini is about 2619.7 km. Flights usually cover this in 3h 50m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The required travel and health documents for your Thera Santorini Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Thera Santorini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Travelling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
Firostefani
Ios
Imerovigli
Kamari

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. All flights to Thera from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for London to Thera flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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