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RCA to BFI: distance & flight time
Rapid City (Ellsworth Air Force Base) → Seattle (Boeing Field King County International Airport)
951 mi
1,530 km · 826 nm
2h 32m
estimated nonstop flight time
-1h
time difference · heading west
See live RCA→BFI fares Phone-only fares on this route — call free
Flight time details
951 miles nonstop takes roughly 2h 32m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- RCA — Ellsworth Air Force Base · Rapid City, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 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 RCA from BFI?
The flight distance from Rapid City (RCA) to Seattle (BFI) is 951 miles (1,530 km, 826 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to BFI?
A nonstop flight takes about 2h 32m 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 Rapid City and Seattle?
Seattle is 1 hour behind Rapid City.
What is the cheapest way to fly from RCA to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–BFI that never appear on search engines, with no booking fees.