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PUW to PSS: distance & flight time
Pullman (Pullman Moscow Regional Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
6,382 mi
10,271 km · 5,546 nm
12h 59m
estimated nonstop flight time
+4h
time difference · heading southeast
See live PUW→PSS fares Phone-only fares on this route — call free
Flight time details
6,382 miles nonstop takes roughly 12h 59m 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
- PUW — Pullman Moscow Regional Airport · Pullman, 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 PUW
- LWS · Lewiston Nez Perce County Airport26 mi away
- GEG · Spokane International Airport64 mi away
- SKA · Fairchild Air Force Base65 mi away
- SFF · Felts Field66 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 PUW from PSS?
The flight distance from Pullman (PUW) to Posadas (PSS) is 6,382 miles (10,271 km, 5,546 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PUW to PSS?
A nonstop flight takes about 12h 59m 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 Pullman and Posadas?
Posadas is 4 hours ahead of Pullman.
What is the cheapest way to fly from PUW to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PUW–PSS that never appear on search engines, with no booking fees.