Cheap Flights from London to Hong Kong Starting at $318

More than 10 airlines operate flights from London to Hong Kong, including Cathay Pacific, British Airways, China Eastern Airlines, Hainan Airlines, Ryanair, Pegasus Airlines, LC Busre SAC, EasyJet, Air India, and Sun Express. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $318, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.

London is served by several airports that cater to different traveler needs. Heathrow (LHR) is the city's primary international hub, handling most long-haul and premium carriers and typically offering a wide range of lounges and transfer options; it's about 20–25 miles west of central London, with the Heathrow Express reaching Paddington in roughly 15–20 minutes (higher fares) while the Piccadilly Line tube and local buses provide cheaper alternatives in about 45–60 minutes. Gatwick (LGW) operates as a major international and leisure gateway with a mix of full-service and low-cost airlines; it lies 25–30 miles south and can be reached by the Gatwick Express to Victoria in about 30 minutes or by regular trains and coaches that are often cheaper but slower. Stansted (STN) and Luton (LTN) are commonly used by budget carriers and charter services, positioned 30–45 miles from central London; both are typically cheaper to fly to but involve longer transfer times—expect 30–60 minutes by dedicated express trains or 45–75 minutes by coach, with modest fares. London City (LCY) serves business travelers and short-haul routes, sitting closest to the financial districts (about 6–8 miles east), often accessible by DLR or a short taxi ride in 20–30 minutes; its convenience can come with higher ticket costs and stricter luggage limits. Choosing among them usually depends on budget, transfer tolerance, and airline preference: Heathrow and Gatwick for global connectivity, Stansted and Luton for low-cost options, and London City for quick access to the centre.

Hong Kong International (HKG) serves as the city’s major international hub and is typically favored by full-service carriers and many long-haul airlines, while budget and regional operators can also be found. Located on Lantau Island about 30–35 km from Central, it’s usually reachable in roughly 25–35 minutes by Airport Express (moderate fares) or 40–60 minutes by bus/taxi depending on traffic (fares vary). The airport is generally modern and efficient with plentiful lounges and shopping, which can make transfers comfortable; on the other hand, its distance from downtown and occasional peak-hour congestion can add time and cost for ground transfers. Ferries to Macau and Shenzhen are an option for some itineraries.

The cost of a one-way flight from London to Hong Kong ranges from $335 (November 2025) to $422 (December 2025). On average, the ticket price is about $378–$798.