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FSI to BRA: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Barreiras (Barreiras Airport)
4,757 mi
7,656 km · 4,134 nm
9h 48m
estimated nonstop flight time
+2h
time difference · heading southeast
See live FSI→BRA fares Phone-only fares on this route — call free
Flight time details
4,757 miles nonstop takes roughly 9h 48m gate to gate, flying southeast. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- BRA — Barreiras Airport · Barreiras, Brazil
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 BRA
- LAZ · Bom Jesus da Lapa Airport135 mi away
Frequently asked questions
How far is FSI from BRA?
The flight distance from Fort Sill (FSI) to Barreiras (BRA) is 4,757 miles (7,656 km, 4,134 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to BRA?
A nonstop flight takes about 9h 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 time difference between Fort Sill and Barreiras?
Barreiras is 2 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to BRA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–BRA that never appear on search engines, with no booking fees.