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
04/03/26
1 Stopover (BEG)
JU0113, JU0210
22h 30min
Return
04/16/26
1 Stopover (BEG)
JU0211, JU0112
24h 05min
Air Serbia
$196
Best option
Sofia
London Heathrow
Outbound
01/24/26
direct
FB0851
03h 30min
Return
02/20/26
direct
FB0852
03h 00min
Bulgaria Air ?
$379
Sofia
London Heathrow
Outbound
01/24/26
1 Stopover (BEG)
JU0113, JU0210
22h 20min
Return
02/20/26
1 Stopover (BEG)
JU0211, JU0112
24h 10min
Air Serbia ?
$199
Sofia
London Heathrow
Outbound
01/24/26
1 Stopover (BCN)
FR6301, VY6650
15h 55min
Return
02/20/26
1 Stopover (BCN)
VY6651, FR6330
11h 20min
Ryanair, Vueling Airlines ?
$213
Sofia
London Heathrow
Outbound
01/24/26
1 Stopover (BEG)
JU0117, JU0210
09h 20min
Return
02/20/26
1 Stopover (BEG)
JU0211, JU0116
11h 40min
Air Serbia ?
$235
Sofia
London Heathrow
Outbound
04/04/26
1 Stopover (VIE)
OS0776, OS0339
04h 45min
Return
04/14/26
1 Stopover (FRA)
LH0909, LH1430
05h 20min
Austrian Airlines ?
$236
Sofia
London Heathrow
Outbound
04/01/26
1 Stopover (ZRH)
LX1391, LX0324
07h 35min
Return
04/14/26
1 Stopover (ZRH)
LX0339, LX1390
12h 00min
Swiss International Air Lines ?
$253
Sofia
London Heathrow
Outbound
01/24/26
1 Stopover (WAW)
LO0634, LO0281
17h 00min
Return
02/20/26
1 Stopover (WAW)
LO0282, LO0631
25h 15min
Polskie Linie Lotnicze LOT ?
$292
Sofia
London Heathrow
Outbound
04/03/26
1 Stopover (WAW)
LO0634, LO0285
05h 15min
Return
04/16/26
1 Stopover (WAW)
LO0280, LO0635
05h 50min
Polskie Linie Lotnicze LOT ?
$341
Sofia
London Heathrow
Outbound
04/03/26
direct
FB0851
03h 25min
Return
04/16/26
1 Stopover (VIE)
OS0340, OS0775
10h 10min
Bulgaria Air ?
$349
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 $25.00 more expensive on this route.
non stop flight
1 stop
2 stops
03h 25min
05h 10min
10h 35min
169 US$
144 US$
233 US$
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 US$
35 %
1 stopover Belgrade (Beograd)
22h 25min, from 144 US$
28 %
Direct flights
03h 25min, from 169 US$
15 %

Important flight information

Flight information: Sofia - London Heathrow

Roundtrip from 195,70 US$
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
Flight destinations with a similar price