Need help booking?
Unpublished phone-only deals available
SPW to FSI: distance & flight time
Spencer (Spencer Municipal Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
613 mi
986 km · 533 nm
1h 48m
estimated nonstop flight time
Same time
time difference · heading south
See live SPW→FSI fares Phone-only fares on this route — call free
Flight time details
613 miles nonstop takes roughly 1h 48m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SPW — Spencer Municipal Airport · Spencer, 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 SPW
- FOD · Fort Dodge Regional Airport66 mi away
- SUX · Sioux Gateway Col. Bud Day Field80 mi away
- FSD · Joe Foss Field Airport82 mi away
- MCW · Mason City Municipal Airport94 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 SPW from FSI?
The flight distance from Spencer (SPW) to Fort Sill (FSI) is 613 miles (986 km, 533 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPW to FSI?
A nonstop flight takes about 1h 48m 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 cheapest way to fly from SPW to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPW–FSI that never appear on search engines, with no booking fees.