The Houses of Parliament and Big Ben in London, with a red double-decker bus crossing the Lambeth Bridge.

$19 Cheap Flights from Bucharest (BUH) to London (LON)

View $19 flight on Wed, Dec 16, 2026

Popular airlines from Bucharest to London

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  • Cheap Flights from Bucharest to London (BUH-LON)

    Prices were available within the past 7 days and start at $19 for one-way flights and $42 for roundtrip, for the period specified. Prices and availability are subject to change.

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    One way

    Roundtrip

    Select Ryanair flight, departing Thu, Dec 17 from Bucharest to London, returning Fri, Jan 1, priced at $42 Found 3 days ago

    Thu, Dec 17 - Fri, Jan 1 · OTP · STN · Roundtrip

    Select Ryanair flight, departing Thu, Dec 17 from Bucharest to London, returning Fri, Jan 1, priced at $44 Found 3 days ago

    Thu, Dec 17 - Fri, Jan 1 · OTP · STN · Roundtrip

    Select Ryanair flight, departing Thu, Dec 17 from Bucharest to London, returning Fri, Jan 1, priced at $46 Found 3 days ago

    Thu, Dec 17 - Fri, Jan 1 · OTP · STN · Roundtrip

    Select Ryanair flight, departing Tue, Dec 15 from Bucharest to London, returning Thu, Dec 31, priced at $50 Found 4 days ago

    Tue, Dec 15 - Thu, Dec 31 · OTP · Buchare · st · STN · Roundtrip

    Select Ryanair flight, departing Thu, Dec 17 from Bucharest to London, returning Thu, Dec 31, priced at $50 Found 2 days ago

    Thu, Dec 17 - Thu, Dec 31 · OTP · STN · Roundtrip

    Select Ryanair flight, departing Thu, Dec 17 from Bucharest to London, returning Thu, Dec 31, priced at $54 Found 2 days ago

    Thu, Dec 17 - Thu, Dec 31 · OTP · STN · Roundtrip

    Select LC Peru flight, departing Sat, Jan 30 from Bucharest to London, returning Mon, Feb 8, priced at $79 Found 8 hours ago

    Sat, Jan 30 - Mon, Feb 8 · OTP · LTN · Roundtrip

    Select British Airways flight, departing Fri, Jan 29 from Bucharest to London, returning Sun, Jan 31, priced at $146 Found 1 hour ago

    Fri, Jan 29 - Sun, Jan 31 · OTP · LHR · Roundtrip

    Select Norwegian Air Shuttle flight, departing Fri, Feb 5 from Bucharest to London, returning Sun, Feb 7, priced at $198 Found 2 days ago

    Fri, Feb 5 - Sun, Feb 7 · OTP · LGW · Roundtrip

    Select Air France flight, departing Tue, Dec 15 from Bucharest to London, returning Thu, Dec 31, priced at $207 Found 1 hour ago

    Tue, Dec 15 - Thu, Dec 31 · OTP · LHR · Roundtrip

    Alternative airports near London

    Prices were available within the past 7 days. Prices and availability are subject to change.

    Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 34 minutes. Flights from $254

    34 min

    Select flight to Gatwick LGW. Average driving time to city center is 51 minutes. Flights from $508

    51 min

    Select flight to Stansted STN. Average driving time to city center is 51 minutes. Flights from $268

    51 min

    Select flight to Luton LTN. Average driving time to city center is 45 minutes. Flights from $303

    45 min

    Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $512

    21 min

    Book with confidence

    Bucharest to London Flights

    The cheapest times to fly from Bucharest to London

    On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bucharest to London are during the month of December. You can find some of the cheapest flights from Bucharest to London with Expedia's search tool and vast selection of airlines.

    The best time to book a flight from Bucharest to London

    Sunday is one of the best days to book for cheap flights from Bucharest to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

    How to find cheap round-trip tickets from Bucharest to London

    Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bucharest to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $19 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

    Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bucharest to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

    You could also save big by booking one of Expedia's vacation packages. Bundling together your Bucharest to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

    *Terms apply.

    Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

    Travel information

    Origin airportHenri Coanda Intl. Airport
    Destination airportGatwick Airport
    Distance1,290 miles away
    Airlines servingTurkish Airlines, Air France, Swiss International Air Lines, Norwegian Air Shuttle, KLM, Aegean, Norwegian Air International Ltd, Air Baltic
    Popular airlineTurkish Airlines
    Roundtrip price$42

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    *Available to One Key members.