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OTK to FSI: distance & flight time
Tillamook (Tillamook Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,527 mi
2,458 km · 1,327 nm
3h 28m
estimated nonstop flight time
+2h
time difference · heading east
See live OTK→FSI fares Phone-only fares on this route — call free
Flight time details
1,527 miles nonstop takes roughly 3h 28m 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
- OTK — Tillamook Airport · Tillamook, 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 OTK
- HIO · Portland Hillsboro Airport43 mi away
- AST · Astoria Regional Airport51 mi away
- SLE · Salem Municipal Airport/McNary Field53 mi away
- ONP · Newport Municipal Airport59 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 OTK from FSI?
The flight distance from Tillamook (OTK) to Fort Sill (FSI) is 1,527 miles (2,458 km, 1,327 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OTK to FSI?
A nonstop flight takes about 3h 28m 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 Tillamook and Fort Sill?
Fort Sill is 2 hours ahead of Tillamook.
What is the cheapest way to fly from OTK to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OTK–FSI that never appear on search engines, with no booking fees.