Flights from Sofia to London Heathrow

Our cheapest offers for flights from Sofia to London Heathrow

Here you can compare cheap flights from Sofia (SOF) to London Heathrow (LHR) 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 London Heathrow. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Sofia
London Heathrow
Outbound
08/31/25
1 Stopover (BEG)
JU0113, JU0210
22h 25min
Return
-
Air Serbia
$468
Best option
Sofia
London Heathrow
Outbound
08/19/25
1 Stopover (WAW)
LO0634, LO0285
05h 20min
Return
08/22/25
1 Stopover (WAW)
LO0286, LO0631
05h 20min
Polskie Linie Lotnicze LOT ?
$256
found 2 days ago
Sofia
London Heathrow
Outbound
08/19/25
1 Stopover (WAW)
LO0634, LO0285
05h 20min
Return
08/22/25
1 Stopover (WAW)
LO0286, LO0631
05h 20min
Polskie Linie Lotnicze LOT ?
$353
found 2 days ago
Sofia
London Heathrow
Outbound
08/19/25
1 Stopover (ZRH)
LX1391, LX0324
05h 10min
Return
08/25/25
1 Stopover (ZRH)
LX0327, LX1390
15h 50min
Swiss International Air Lines ?
$404
found 2 days ago
Sofia
London Heathrow
Outbound
08/16/25
1 Stopover (VIE)
OS0798, OS0457
04h 45min
Return
08/21/25
1 Stopover (FRA)
LH0909, LH1430
05h 20min
Austrian Airlines ?
$447
found 2 days ago
Sofia
London Heathrow
Outbound
08/19/25
1 Stopover (BEG)
JU0113, JU0210
22h 25min
Return
08/22/25
1 Stopover (BEG)
JU0211, JU0112
24h 05min
Air Serbia
$551
found 2 days ago
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Sofia to London Heathrow

Favorite airline: PLL LOT
69 % of bookings on this flight route are made with PLL LOT, Air Serbia and Bulgaria Air.
PLL LOT
32 %
Air Serbia
26 %
Bulgaria Air
11 %
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $25.00 more expensive on this route.
non stop flight
1 stop
2 stops
03h 25min
05h 10min
10h 35min
169 $
144 $
233 $
Favourite connection: via Warsaw
When booking flights from Sofia to London Heathrow 35 % of travelers prefer to fly via Warsaw.
Route
bookings
1 stopover Warsaw
05h 20min, from 171 $
35 %
1 stopover Belgrade (Beograd)
22h 25min, from 144 $
28 %
Direct flights
03h 25min, from 169 $
15 %

Important flight information

Flight information: Sofia - London Heathrow

Cheapest outbound flight from 467,40 $
Roundtrip from 255,68 $
Flight duration min. 03:30 / max. 03:35
Return flight duration min. 03:00/ max. 03:10
Distance 2043 km
Flights per week 15
Departure airport Airport Sofia (SOF)
Departure country Flights from Bulgaria
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Flight destinations with a similar price