Flights from Barcelona to London Heathrow

Our cheapest offers for flights from Barcelona to London Heathrow

Here you can compare cheap flights from Barcelona (BCN) 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
Best option
Barcelona
London Heathrow
Outbound
01/12/26
direct
BA0487
02h 20min
Return
01/19/26
direct
BA0482
02h 10min
British Airways ?
$173
found 3 days ago
Barcelona
London Heathrow
Outbound
12/29/25
direct
BA0491
02h 20min
Return
02/02/26
direct
BA0486
02h 10min
British Airways ?
$226
found 3 days ago
Barcelona
London Heathrow
Outbound
01/12/26
1 Stopover (BRU)
SN3704, SN2103
07h 15min
Return
01/19/26
1 Stopover (BRU)
SN2104, SN3703
06h 25min
Brussels Airlines ?
$232
found 3 days ago
Barcelona
London Heathrow
Outbound
12/29/25
1 Stopover (BRU)
SN3704, SN2103
07h 15min
Return
02/02/26
1 Stopover (BRU)
SN2104, SN3703
06h 25min
Brussels Airlines ?
$252
found 3 days ago
Barcelona
London Heathrow
Outbound
01/12/26
1 Stopover (ZRH)
LX1953, LX0324
07h 25min
Return
01/19/26
1 Stopover (ZRH)
LX0319, LX1956
05h 55min
Swiss International Air Lines ?
$280
found 3 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 Barcelona to London Heathrow

Favorite airline: TAP Portugal
The majority of passengers on the route Barcelona – London Heathrow prefer to fly with TAP Portugal.
TAP Portugal
44 %
Swiss
28 %
Lufthansa
11 %
Direct flights are more expensive
Compared to flights with a stopover, direct flights are $728.00 more expensive on this route.
non stop flight
1 stop
02h 25min
13h 45min
$887
$159
Favourite connection: via Lisbon
Stopover flights on this route are especially popular via Lisbon, making up 50 % of bookings.
Route
bookings
1 stopover Lisbon
13h 45min, from $159
50 %
1 stopover Zurich (Zürich)-Kloten
07h 50min, from $175
31 %
1 stopover Munich
08h 55min, from $189
12 %

Important flight information

Flight information: Barcelona - London Heathrow

Roundtrip from $172.20
Flight duration min. 02:15 / max. 02:30
Return flight duration min. 02:05/ max. 02:10
Distance 1150 km
Flights per week 67
Departure airport Airport Barcelona (BCN)
Departure country Flights from Spain
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Alternative flights to London Heathrow
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