Cheap flights from Barcelona to London-Heathrow
Cheap return flights from Barcelona to London-Heathrow
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
London-Heathrow flight facts
What you need to know
What are the cheapest airlines?
- Ryanair
- easyJet
- Vueling
These airlines usually offer the cheapest flights from Barcelona to London-Heathrow.
What airlines fly indirectly?
- British Airways
- KLM
- Lufthansa
These airlines fly from Barcelona to London-Heathrow, but you’ll have at least one layover.
How long is the flight?
2 hours 15 minutes
This is the shortest flight time from Barcelona to London-Heathrow.
Alternative flights from the UK to London-Heathrow
Check out prices for other routes
Alternative flights from Barcelona
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Barcelona/London-Heathrow route. There are around 35 flights on any given week from the UK to London-Heathrow and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from Barcelona to London-Heathrow
Tips and advice from our flight experts
You've searched for flights from Barcelona to London-Heathrow. We've found 50 flights and compared them to give you the best offer. Ryanair is the average cheapest airline for this route, so look out for them. The cheapest offer we've found is a one-way ticket for £51 from Barcelona to London-Heathrow on 19/02/2026 at 11:00.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 1130 km flight from Barcelona to London-Heathrow.
To find the best offers, book in advance, especially during off-peak seasons. Last-minute deals can be risky. Consider flying with Ryanair, which is popular for this route, and remember the average flight duration is about 2 hours 15 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
Other popular destinations near London-Heathrow
Where other people are flying to
