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FSI to PDS: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Piedras Negras (Piedras Negras International Airport)
435 mi
699 km · 378 nm
1h 25m
estimated nonstop flight time
-1h
time difference · heading south
See live FSI→PDS fares Phone-only fares on this route — call free
Flight time details
435 miles nonstop takes roughly 1h 25m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- PDS — Piedras Negras International Airport · Piedras Negras, Mexico
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 PDS
- DLF · DLF Airport53 mi away
- DRT · Del Rio International Airport57 mi away
- ACN · Ciudad Acuña New International Airport59 mi away
- UVA · Garner Field63 mi away
Frequently asked questions
How far is FSI from PDS?
The flight distance from Fort Sill (FSI) to Piedras Negras (PDS) is 435 miles (699 km, 378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to PDS?
A nonstop flight takes about 1h 25m 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 Piedras Negras?
Piedras Negras is 1 hour behind Fort Sill.
What is the cheapest way to fly from FSI to PDS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–PDS that never appear on search engines, with no booking fees.