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
26/04/26
1 Stopover (BEG)
JU0211, JU0112
24h 05min
Return
10/05/26
1 Stopover (BEG)
JU0113, JU0210
22h 25min
Air Serbia
£158
Best option
London Heathrow
Sofia
Outbound
04/05/26
direct
FB0852
03h 20min
Return
22/05/26
direct
FB0851
03h 25min
Bulgaria Air
£202
London Heathrow
Sofia
Outbound
19/06/26
1 Stopover (ZRH)
LX0339, LX1390
14h 50min
Return
05/07/26
1 Stopover (MUC)
LH1703, LH2486
07h 30min
Swiss International Air Lines
£252
London Heathrow
Sofia
Outbound
04/05/26
1 Stopover (WAW)
LO0282, LO0631
25h 30min
Return
22/05/26
1 Stopover (WAW)
LO0634, LO0285
05h 15min
Polskie Linie Lotnicze LOT
£170
London Heathrow
Sofia
Outbound
06/05/26
1 Stopover (FRA)
LH0909, LH1430
05h 20min
Return
20/05/26
1 Stopover (MUC)
LH1705, LH2484
05h 15min
Lufthansa ?
£172
London Heathrow
Sofia
Outbound
04/05/26
1 Stopover (WAW)
LO0282, LO0631
25h 30min
Return
22/05/26
1 Stopover (WAW)
LO0634, LO0285
05h 15min
Polskie Linie Lotnicze LOT
£173
London Heathrow
Sofia
Outbound
17/06/26
1 Stopover (ZRH)
LX0339, LX1390
12h 15min
Return
07/07/26
1 Stopover (ZRH)
LX1391, LX0326
06h 45min
Swiss International Air Lines ?
£175
London Heathrow
Sofia
Outbound
20/06/26
1 Stopover (ZRH)
LX0345, LX1390
04h 55min
Return
07/07/26
1 Stopover (VIE)
OS0776, OS0339
04h 45min
Swiss International Air Lines ?
£183
London Heathrow
Sofia
Outbound
19/06/26
1 Stopover (ZRH)
LX0345, LX1390
07h 00min
Return
05/07/26
1 Stopover (MUC)
LH1703, LH2486
07h 30min
Swiss International Air Lines
£188
London Heathrow
Sofia
Outbound
20/06/26
1 Stopover (ZRH)
LX0345, LX1390
04h 55min
Return
08/07/26
1 Stopover (VIE)
OS0774, OS0337
04h 35min
Swiss International Air Lines ?
£189
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 £
162 £
259 £
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 £
30 %
1 stopover Belgrade (Beograd)
17h 40min, from 162 £
25 %
1 stopover Warsaw
25h 25min, from 227 £
14 %

Important flight information

Flight information: London Heathrow - Sofia

Outbound and return from 157,65 £
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