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Cheap flights from London to Thera from $190

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 14/6. 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 to Thera

Cheap return flights

Enter your travel dates to find the best prices.
Aegean Airlines Logo
22:15 - 11:15
LHR
-
JTR
11h 00m1 stop
Aegean Airlines Logo
08:10 - 15:30
JTR
-
LHR
9h 20m1 stop
$354Aegean Airlines
Sat, 28 Feb - Fri, 6 Mar
Aegean Airlines Logo
22:15 - 11:15
LHR
-
JTR
11h 00m1 stop
Aegean Airlines Logo
14:45 - 21:15
JTR
-
LHR
8h 30m1 stop
$374Aegean Airlines
Thu, 5 Mar - Mon, 9 Mar
Aegean Airlines Logo
19:00 - 07:40
LHR
-
JTR
10h 40m1 stop
Aegean Airlines Logo
14:45 - 21:15
JTR
-
LHR
8h 30m1 stop
$375Aegean Airlines
Thu, 5 Mar - Mon, 9 Mar
SWISS Logo
20:05 - 19:10
LHR
-
JTR
21h 05m1 stop
SWISS Logo
20:55 - 21:30
JTR
-
LHR
26h 35m2 stops
$380SWISS
Thu, 7 May - Sun, 10 May
Multiple Airlines Logo
06:00 - 20:10
LHR
-
JTR
12h 10m1 stop
Multiple Airlines Logo
19:35 - 08:15
JTR
-
LHR
14h 40m1 stop
$387Multiple Airlines
Sun, 7 Jun - Sat, 13 Jun
Aegean Airlines Logo
22:15 - 11:15
LHR
-
JTR
11h 00m1 stop
Aegean Airlines Logo
11:55 - 15:30
JTR
-
LHR
5h 35m1 stop
$392Aegean Airlines
Wed, 25 Feb - Wed, 4 Mar
Aegean Airlines Logo
22:15 - 11:15
LHR
-
JTR
11h 00m1 stop
Aegean Airlines Logo
06:00 - 11:10
JTR
-
LHR
7h 10m1 stop
$399Aegean Airlines
Mon, 9 Feb - Sun, 15 Feb
Multiple Airlines Logo
06:00 - 20:10
LHR
-
JTR
12h 10m1 stop
Multiple Airlines Logo
19:25 - 08:15
JTR
-
LHR
14h 50m1 stop
$401Multiple Airlines
Sun, 5 Jul - Fri, 10 Jul
Lufthansa Logo
06:55 - 18:45
LHR
-
JTR
9h 50m1 stop
Lufthansa Logo
19:35 - 08:15
JTR
-
LHR
14h 40m1 stop
$411Lufthansa
Sat, 11 Jul - Sat, 18 Jul
Multiple Airlines Logo
19:15 - 10:35
LHR
-
JTR
13h 20m1 stop
Multiple Airlines Logo
11:25 - 16:35
JTR
-
LHR
7h 10m1 stop
$413Multiple Airlines
Mon, 13 Apr - Tue, 21 Apr

Aegean Airlines flights from London to Thera

Our best Aegean Airlines deals on London to Thera flight tickets
Aegean Airlines
28 Feb
LHR22:15London Heathrow
11h 00m
1 stop
JTR11:15Thera Santorini
6 Mar
JTR11:55Thera Santorini
8h 00m
1 stop
LHR17:55London Heathrow
$354
Aegean Airlines
5 Mar
LHR22:15London Heathrow
11h 00m
1 stop
JTR11:15Thera Santorini
9 Mar
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$374
Aegean Airlines
5 Mar
LHR19:00London Heathrow
10h 40m
1 stop
JTR07:40Thera Santorini
9 Mar
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$375

British Airways flights from London to Thera

Our best British Airways deals on London to Thera flight tickets
British Airways
20 Apr
LHR08:05London Heathrow
3h 50m
JTR13:55Thera Santorini
24 Apr
JTR15:05Thera Santorini
4h 10m
LHR17:15London Heathrow
$423
British Airways
10 Apr
LHR08:15London Heathrow
3h 50m
JTR14:05Thera Santorini
18 Apr
JTR15:55Thera Santorini
4h 10m
LHR18:05London Heathrow
$432
British Airways
9 Apr
LHR10:15London Heathrow
4h 00m
JTR16:15Thera Santorini
18 Apr
JTR15:55Thera Santorini
4h 10m
LHR18:05London Heathrow
$451

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 12 January 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

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 28/2

22:15-11:15

1 stop11h 00m

Thera Santorini

Fri 6/3

08:10-15:30

1 stop9h 20m

$354

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 5/3

22:15-11:15

1 stop11h 00m

Thera Santorini

Mon 9/3

14:45-21:15

1 stop8h 30m

$374

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 5/3

19:00-07:40

1 stop10h 40m

Thera Santorini

Mon 9/3

14:45-21:15

1 stop8h 30m

$375

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 7/5

20:05-19:10

1 stop21h 05m

Thera Santorini

Sun 10/5

20:55-21:30

2 stops26h 35m

$380

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 7/6

06:00-20:10

1 stop12h 10m

Thera Santorini

Sat 13/6

19:35-08:15

1 stop14h 40m

$387

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 25/2

22:15-11:15

1 stop11h 00m

Thera Santorini

Wed 4/3

11:55-15:30

1 stop5h 35m

$392

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/2

22:15-11:15

1 stop11h 00m

Thera Santorini

Sun 15/2

06:00-11:10

1 stop7h 10m

$399

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 5/7

06:00-20:10

1 stop12h 10m

Thera Santorini

Fri 10/7

19:25-08:15

1 stop14h 50m

$401

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 11/7

06:55-18:45

1 stop9h 50m

Thera Santorini

Sat 18/7

19:35-08:15

1 stop14h 40m

$411

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 13/4

19:15-10:35

1 stop13h 20m

Thera Santorini

Tue 21/4

11:25-16:35

1 stop7h 10m

$413

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?

What is the cheapest month to fly to Thera?

If you’re not able to fly to Thera in November, then March is your next best option. Flight prices from London to Thera during March average around $271.

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 $404. The most expensive day to fly to Thera is Sunday, with ticket prices averaging around $861.

What is the cheapest London to Thera Santorini flight route?

Fly from London Stansted to Thera Santorini for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Thera for around $556 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 $454 on momondo.

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

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

As of January 2026, prices for London to Thera flights are approximately 34% cheaper when compared to flights at the same time last year.

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

Fastest flight time

4h 00m

Direct flights

Mon, Tue, Fri, Sat and Sun

Airports in Thera

1 airport
The fastest flight from London to Thera takes 4h 00m
Direct flights go from London to Thera on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport in Thera. From London there are direct flights to Thera Santorini (JTR).
Search flight deals

  • 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 4h 00m, 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
Kamari
Oia
Imerovigli
Firostefani
Ios

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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