Flight Routes from London Heathrow to Sofia

Trip type

Our cheapest offers for flights from London Heathrow to Sofia

Here you can compare cheap flights from London Heathrow (LHR) to Sofia (SOF) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Sofia. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Sofia
Outbound
17/08/26
1 Stopover (WAW)
LO0286, LO0633
09h 30min
Return
15/09/26
1 Stopover (WAW)
LO0634, LO0279
24h 25min
Polskie Linie Lotnicze LOT
£172
Best option
London Heathrow
Sofia
Outbound
25/05/26
direct
FB0852
03h 20min
Return
07/06/26
direct
FB0851
03h 40min
Bulgaria Air
£230
London Heathrow
Sofia
Outbound
22/07/26
1 Stopover (ZRH)
LX0339, LX1390
12h 15min
Return
19/08/26
1 Stopover (VIE)
OS0774, OS0339
07h 35min
Swiss International Air Lines
£330
London Heathrow
Sofia
Outbound
17/08/26
1 Stopover (WAW)
LO0286, LO0633
09h 30min
Return
15/09/26
1 Stopover (WAW)
LO0634, LO0279
24h 25min
Polskie Linie Lotnicze LOT
£175
London Heathrow
Sofia
Outbound
27/05/26
1 Stopover (ZRH)
LX0339, LX1390
12h 15min
Return
09/06/26
1 Stopover (ZRH)
LX1391, LX0326
06h 45min
Swiss International Air Lines ?
£175
London Heathrow
Sofia
Outbound
28/05/26
1 Stopover (FRA)
LH4233, LH1426
04h 55min
Return
09/06/26
1 Stopover (VIE)
OS0776, OS0339
04h 45min
Lufthansa ?
£182
London Heathrow
Sofia
Outbound
28/05/26
1 Stopover (FRA)
LH0909, LH1430
05h 20min
Return
09/06/26
1 Stopover (VIE)
OS0776, OS0339
04h 45min
Lufthansa ?
£196
London Heathrow
Sofia
Outbound
25/05/26
1 Stopover (WAW)
LO0286, LO0631
05h 20min
Return
07/06/26
direct
BA0893
03h 20min
Polskie Linie Lotnicze LOT
£196
London Heathrow
Sofia
Outbound
15/08/26
1 Stopover (VIE)
OS0340, OS0771
04h 55min
Return
15/09/26
1 Stopover (VIE)
OS0776, OS0339
04h 45min
Austrian Airlines ?
£200
London Heathrow
Sofia
Outbound
25/05/26
1 Stopover (WAW, WMI)
LO0280, FR4035
19h 30min
Return
07/06/26
1 Stopover (BEG)
JU0113, JU0210
22h 25min
Polskie Linie Lotnicze LOT, Ryanair ?
£203
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Sofia

Favourite airline: e.g. British Airways, Air Serbia
63 % of flights booked on the route from London Heathrow to Sofia are booked with British Airways, Air Serbia and Lufthansa.
British Airways
22 %
Air Serbia
22 %
Lufthansa
19 %
Direct flights are the cheapest connection
On this route, direct flights are £22.00 cheaper than flights with a stopover.
non stop flight
1 stop
2 stops
03h 10min
17h 40min
10h 45min
140 GBP
162 GBP
259 GBP
The favourite connection is non-stop
30 % of travellers decide to book a direct flight on this route.
Route
bookings
Direct flights
03h 10min, from 140 GBP
30 %
1 stopover Belgrade (Beograd)
17h 40min, from 162 GBP
25 %
1 stopover Warsaw
25h 25min, from 227 GBP
14 %

Important flight information

Flight information: London Heathrow - Sofia

Outbound and return from 171,75 GBP
Flight duration min. 03:00 / max. 03:10
Return flight duration min. 03:30/ max. 03:35
Distance 2043 km
Flights per week 15
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Sofia (SOF)
Destination country Flights to Bulgaria
Alternative flights to Sofia
Popular destinations for onward travel
Flight destinations with a similar price