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FSI to SGN: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Ho Chi Minh City (Tan Son Nhat International Airport)
8,892 mi
14,311 km · 7,727 nm
17h 54m
estimated nonstop flight time
+12h
time difference · heading northwest
See live FSI→SGN fares Phone-only fares on this route — call free
Flight time details
8,892 miles nonstop takes roughly 17h 54m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-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
- SGN — Tan Son Nhat International Airport · Ho Chi Minh City, Vietnam
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 SGN
- VCA · Can Tho International Airport82 mi away
- VKG · Rach Gia Airport119 mi away
- KTI · Kratie Airport122 mi away
- PNH · Phnom Penh International Airport132 mi away
Frequently asked questions
How far is FSI from SGN?
The flight distance from Fort Sill (FSI) to Ho Chi Minh City (SGN) is 8,892 miles (14,311 km, 7,727 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to SGN?
A nonstop flight takes about 17h 54m 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 Ho Chi Minh City?
Ho Chi Minh City is 12 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to SGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–SGN that never appear on search engines, with no booking fees.