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FSI to SPB: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Charlotte Amalie (Charlotte Amalie Harbor Seaplane Base)
2,340 mi
3,766 km · 2,033 nm
5h 3m
estimated nonstop flight time
+1h
time difference · heading east
See live FSI→SPB fares Phone-only fares on this route — call free
Flight time details
2,340 miles nonstop takes roughly 5h 3m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- SPB — Charlotte Amalie Harbor Seaplane Base · Charlotte Amalie, Virgin Islands
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 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
Near SPB
- STT · Cyril E. King Airport2 mi away
- CPX · Benjamin Rivera Noriega Airport24 mi away
- EIS · Terrance B. Lettsome International Airport27 mi away
- VIJ · Virgin Gorda Airport34 mi away
Frequently asked questions
How far is FSI from SPB?
The flight distance from Fort Sill (FSI) to Charlotte Amalie (SPB) is 2,340 miles (3,766 km, 2,033 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to SPB?
A nonstop flight takes about 5h 3m 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 Fort Sill and Charlotte Amalie?
Charlotte Amalie is 1 hour ahead of Fort Sill.
What is the cheapest way to fly from FSI to SPB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–SPB that never appear on search engines, with no booking fees.