Need help booking?
Unpublished phone-only deals available
FSI to OTP: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Bucharest (Henri Coandă International Airport)
5,952 mi
9,579 km · 5,172 nm
12h 8m
estimated nonstop flight time
+8h
time difference · heading northeast
See live FSI→OTP fares Phone-only fares on this route — call free
Flight time details
5,952 miles nonstop takes roughly 12h 8m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-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
- OTP — Henri Coandă International Airport · Bucharest, Romania
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 OTP
- BBU · Băneasa International Airport5 mi away
- GOZ · Gorna Oryahovitsa Airport100 mi away
- CRA · Craiova Airport110 mi away
- CND · Mihail Kogălniceanu International Airport119 mi away
Frequently asked questions
How far is FSI from OTP?
The flight distance from Fort Sill (FSI) to Bucharest (OTP) is 5,952 miles (9,579 km, 5,172 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to OTP?
A nonstop flight takes about 12h 8m 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 Bucharest?
Bucharest is 8 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to OTP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–OTP that never appear on search engines, with no booking fees.