Need help booking?
Unpublished phone-only deals available
FPR to PSS: distance & flight time
Fort Pierce (St Lucie County International Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
4,123 mi
6,635 km · 3,583 nm
8h 33m
estimated nonstop flight time
+1h
time difference · heading southeast
See live FPR→PSS fares Phone-only fares on this route — call free
Flight time details
4,123 miles nonstop takes roughly 8h 33m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- FPR — St Lucie County International Airport · Fort Pierce, United States
- PSS — Libertador Gral D Jose De San Martin Airport · Posadas, Argentina
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 FPR
- VRB · Vero Beach Regional Airport11 mi away
- SUA · Witham Field23 mi away
- OBE · Okeechobee County Airport34 mi away
- MLB · Melbourne International Airport45 mi away
Near PSS
- ENO · Encarnación Airport14 mi away
- AYO · Juan De Ayolas Airport54 mi away
- SRA · Santa Rosa Airport96 mi away
- ELO · El Dorado Airport110 mi away
Frequently asked questions
How far is FPR from PSS?
The flight distance from Fort Pierce (FPR) to Posadas (PSS) is 4,123 miles (6,635 km, 3,583 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FPR to PSS?
A nonstop flight takes about 8h 33m 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 Pierce and Posadas?
Posadas is 1 hour ahead of Fort Pierce.
What is the cheapest way to fly from FPR to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FPR–PSS that never appear on search engines, with no booking fees.