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RCA to GRF: distance & flight time
Rapid City (Ellsworth Air Force Base) → Fort Lewis (Gray Army Air Field)
960 mi
1,545 km · 834 nm
2h 33m
estimated nonstop flight time
-1h
time difference · heading west
See live RCA→GRF fares Phone-only fares on this route — call free
Flight time details
960 miles nonstop takes roughly 2h 33m 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
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is RCA from GRF?
The flight distance from Rapid City (RCA) to Fort Lewis (GRF) is 960 miles (1,545 km, 834 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to GRF?
A nonstop flight takes about 2h 33m 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 Fort Lewis?
Fort Lewis is 1 hour behind Rapid City.
What is the cheapest way to fly from RCA to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–GRF that never appear on search engines, with no booking fees.