London (LHR) to Baku (BAK): 2,487 miles (4,002 km) great-circle, about 5h 30m nonstop by our estimate. Cheapest fare observed: $396 round-trip on British Airways, with 1 stop, departing May 9, 2026.
$396 round-trip, British Airways BA546, departing 2026-05-09 at 06:40, returning 2026-05-14. The recorded itinerary left on a Saturday, returning on a Thursday 5 nights later; the fare was observed 14 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $396, it ranked 12th of the 30 round-trip fares we recorded from LHR (median $624). That is 15.9 cents per great-circle mile (round-trip price over one-way distance), below the LHR median of 22.9 cents across 30 round-trip routes.
Routes from LHR of similar length: Yekaterinburg (2,423 mi) at $891 and Yerevan (2,256 mi) at $376.
British Airways had the cheapest fare on 6 of 30 LHR routes. It is the 12th longest of the 30 routes we track from LHR.
Of 44 departure airports with a fare to Baku, London (LHR) ranked 28th at $396. Lowest: $137 from Budapest (BUD); highest: $1367 from New York (LGA); 6 nonstop. Cheapest-fare airlines (routes): Wizz Air (8), AJet (5), Ryanair (4), Wizz Air Malta (4), Air Arabia (3) and Azerbaijan Airlines (3), plus 15 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/London, Asia/Baku; flight time is our estimate.