SlipstreamEarly access

London to Seattlewith points & miles

Heathrow (LHR) to Seattle–Tacoma International (SEA) is about 7,703 km. Below is how the major programmes price this route. Prices are transparent estimates — for a recommendation tailored to your points, run it through the optimiser.

AirlineProgrammeEconomyBusinessTaxesTime
British AirwaysAvios32,50068,000£4709h 39m
Virgin AtlanticVirgin Points32,50068,000£4309h 39m
Air FranceFlying Blue Miles35,00074,000£21512h 18m
Qatar AirwaysAvios66,500145,500£25022h 35m
EmiratesSkywards Miles67,500148,000£36022h 55m
Etihad AirwaysEtihad Guest Miles68,000149,000£31023h 3m
Cathay PacificAsia Miles77,500169,500£30526h 2m
Singapore AirlinesKrisFlyer Miles91,000200,500£28530h 29m

Frequently asked

How many points do I need to fly London to Seattle in business class?

From around 68,000 Avios one-way with British Airways, plus roughly £470 in taxes and surcharges. Slipstream compares every option and tells you the best transfer route.

What is the best airline for London to Seattle?

It depends on what you value. British Airways, Virgin Atlantic, Air France all serve this market with different points pricing, taxes and seat quality. Slipstream scores them on value, not loyalty.

Estimates are distance-based guidance, not live award inventory. Always confirm availability and pricing with the airline before transferring points.