Beijing (PEK) to Baku (BAK): 3,420 miles (5,503 km) great-circle, about 7h 20m nonstop by our estimate. Cheapest fare observed: $651 round-trip on Air Astana, with 2 stops, departing May 24, 2026.
$651 round-trip, Air Astana KC228, departing 2026-05-24 at 04:05, returning 2026-05-31. The recorded itinerary left on a Sunday, returning on a Sunday 7 nights later; the fare was observed 29 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $651, it ranked 22nd of the 30 round-trip fares we recorded from PEK (median $408). That is 19.0 cents per great-circle mile (round-trip price over one-way distance), below the PEK median of 26.1 cents across 30 round-trip routes.
Routes from PEK of similar length: Bali (3,375 mi) at $422 and Moscow (3,602 mi) at $659.
Air Astana had the cheapest fare on 2 of 30 PEK routes. It is the 5th longest of the 30 routes we track from PEK.
Of 44 departure airports with a fare to Baku, Beijing (PEK) ranked 34th at $651. 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 Asia/Shanghai, Asia/Baku; flight time is our estimate.