Cheap Flights from Barcelona to London
Round-trip economy fares between Barcelona (BCN) and London (LHR) average A$193 across the year. Book for January and typical prices fall to A$158. The 1,148 km hop takes about 2 hours non-stop, and the nicest window to visit London is May – September.
Today's tracked low
A$131 −17% vs. seasonal low
Not flying from Barcelona? See London deals from your nearest hub.
When is the cheapest time to fly from Barcelona to London?
Average round-trip economy fare by departure month. January is the statistical sweet spot at A$158.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January Cheapest | A$158 | −A$35 |
| February | A$162 | −A$31 |
| March | A$181 | −A$12 |
| April | A$197 | +A$4 |
| May | A$212 | +A$19 |
| June | A$232 | +A$39 |
| July | A$243 | +A$50 |
| August | A$235 | +A$42 |
| September | A$201 | +A$8 |
| October | A$185 | −A$8 |
| November | A$170 | −A$23 |
| December | A$208 | +A$15 |
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Barcelona to London flight FAQs
- What is the cheapest month to fly from Barcelona to London?
- January is typically cheapest, with round-trips from A$158 — about A$35 under the yearly average of A$193.
- How long is the flight from Barcelona to London?
- Non-stop services cover the 1,148 km route in roughly 2 hours.
- When is the best time to visit London?
- May – September. Entry requirements: UK ETA required for visa-exempt nationals since 2025.