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BFI to HYC: distance & flight time
Seattle (Boeing Field King County International Airport) → Wycombe (Wycombe Air Park)
4,764 mi
7,667 km · 4,140 nm
9h 48m
estimated nonstop flight time
+8h
time difference · heading northeast
See live BFI→HYC fares Phone-only fares on this route — call free
Flight time details
4,764 miles nonstop takes roughly 9h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- HYC — Wycombe Air Park · Wycombe, United Kingdom
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 HYC
- LHR · London Heathrow Airport18 mi away
- LGW · London Gatwick Airport42 mi away
- BEX · RAF Benson12 mi away
- NHT · RAF Northolt17 mi away
Frequently asked questions
How far is BFI from HYC?
The flight distance from Seattle (BFI) to Wycombe (HYC) is 4,764 miles (7,667 km, 4,140 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to HYC?
A nonstop flight takes about 9h 48m 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 Wycombe?
Wycombe is 8 hours ahead of Seattle.
What is the cheapest way to fly from BFI to HYC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–HYC that never appear on search engines, with no booking fees.