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RDU to BFI: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Seattle (Boeing Field King County International Airport)
2,349 mi
3,781 km · 2,041 nm
5h 4m
estimated nonstop flight time
-3h
time difference · heading northwest
See live RDU→BFI fares Phone-only fares on this route — call free
Flight time details
2,349 miles nonstop takes roughly 5h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- RDU — Raleigh Durham International Airport · Raleigh-durham, United States
- BFI — Boeing Field King County International Airport · Seattle, United States
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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 mi away
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
Frequently asked questions
How far is RDU from BFI?
The flight distance from Raleigh-durham (RDU) to Seattle (BFI) is 2,349 miles (3,781 km, 2,041 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to BFI?
A nonstop flight takes about 5h 4m 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 Raleigh-durham and Seattle?
Seattle is 3 hours behind Raleigh-durham.
What is the cheapest way to fly from RDU to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–BFI that never appear on search engines, with no booking fees.