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BFI to QLS: distance & flight time
Seattle (Boeing Field King County International Airport) → Lausanne (Lausanne-Blécherette Airport)
5,244 mi
8,439 km · 4,557 nm
10h 45m
estimated nonstop flight time
+9h
time difference · heading northeast
See live BFI→QLS fares Phone-only fares on this route — call free
Flight time details
5,244 miles nonstop takes roughly 10h 45m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- QLS — Lausanne-Blécherette Airport · Lausanne, Switzerland
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Near QLS
- QNJ · Annemasse Airport30 mi away
- QNC · Neuchatel Airport31 mi away
- GVA · Geneva Cointrin International Airport32 mi away
- SIR · Sion Airport41 mi away
Frequently asked questions
How far is BFI from QLS?
The flight distance from Seattle (BFI) to Lausanne (QLS) is 5,244 miles (8,439 km, 4,557 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to QLS?
A nonstop flight takes about 10h 45m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Lausanne?
Lausanne is 9 hours ahead of Seattle.
What is the cheapest way to fly from BFI to QLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–QLS that never appear on search engines, with no booking fees.