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RAL to FSI: distance & flight time
Riverside (Riverside Municipal Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,086 mi
1,748 km · 944 nm
2h 50m
estimated nonstop flight time
+2h
time difference · heading east
See live RAL→FSI fares Phone-only fares on this route — call free
Flight time details
1,086 miles nonstop takes roughly 2h 50m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- RAL — Riverside Municipal Airport · Riverside, United States
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 RAL
- ONT · Ontario International Airport11 mi away
- CNO · Chino Airport11 mi away
- RIV · March ARB Airport12 mi away
- LAX · Los Angeles International Airport55 mi away
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is RAL from FSI?
The flight distance from Riverside (RAL) to Fort Sill (FSI) is 1,086 miles (1,748 km, 944 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to FSI?
A nonstop flight takes about 2h 50m 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 Riverside and Fort Sill?
Fort Sill is 2 hours ahead of Riverside.
What is the cheapest way to fly from RAL to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–FSI that never appear on search engines, with no booking fees.