London to Bucharest
London to Bucharest is cheapest in October, and the difference between that and July, the dearest month we have measured, is about 93 €.
The cheapest one-way we have recorded is 27 € on W6, seen 17 Aug 2026.
That comes from pricing 164 departure dates across 6 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
The detail, if you want it
The same measurements, broken down. Useful when you already know roughly when you are going and want to sharpen the guess.
Is a fare you have found a good one?
Across the 164 one-way fares we measured on this route, here is where they landed. If the price in front of you is below the quarter mark, it is a genuinely good one rather than an ordinary one.
seen 17 Aug 2026
Which day of the week is cheaper
On average, Tuesday departures came out lowest and Friday highest, a spread of about 21 €. It is a smaller lever than the month, and worth pulling only once the month is settled.
Who actually holds the floor
The airlines that set the cheapest fares we measured on this route, by their two-letter IATA codes. We publish the code the provider gave us rather than a trading name we would have to guess at.
Questions, answered from the measurements
How cheap can flights from London to Bucharest get?
The lowest one-way fare we have measured is 27 € on W6, seen 17 Aug 2026. It is one price from our own measurements, not a live quote.
What is the cheapest month to fly from London to Bucharest?
October 2026 has the lowest measured floor, 27 €, across 31 priced departure dates (seen 17 Aug 2026).
Is a given price good for London to Bucharest?
Over 164 measured one-way fares the median is 73 €, the cheapest quarter sit at or below 42 €, and the range runs 27 to 168 € (seen 17 Aug 2026).