Need help booking?
Unpublished phone-only deals available
LAS to PSS: distance & flight time
Las Vegas (McCarran International Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
5,835 mi
9,390 km · 5,070 nm
11h 54m
estimated nonstop flight time
+4h
time difference · heading southeast
See live LAS→PSS fares Phone-only fares on this route — call free
Flight time details
5,835 miles nonstop takes roughly 11h 54m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- LAS — McCarran International Airport · Las Vegas, 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 LAS
- HSH · Henderson Executive Airport7 mi away
- VGT · North Las Vegas Airport9 mi away
- LSV · Nellis Air Force Base13 mi away
- INS · Creech Air Force Base45 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 LAS from PSS?
The flight distance from Las Vegas (LAS) to Posadas (PSS) is 5,835 miles (9,390 km, 5,070 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAS to PSS?
A nonstop flight takes about 11h 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 Las Vegas and Posadas?
Posadas is 4 hours ahead of Las Vegas.
What is the cheapest way to fly from LAS to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAS–PSS that never appear on search engines, with no booking fees.