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ALW to PSS: distance & flight time
Walla Walla (Walla Walla Regional Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
6,398 mi
10,297 km · 5,560 nm
13h 1m
estimated nonstop flight time
+4h
time difference · heading southeast
See live ALW→PSS fares Phone-only fares on this route — call free
Flight time details
6,398 miles nonstop takes roughly 13h 1m 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
- ALW — Walla Walla Regional Airport · Walla Walla, 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 ALW
- PDT · Eastern Oregon Regional At Pendleton Airport38 mi away
- PSC · Tri Cities Airport41 mi away
- LGD · La Grande/Union County Airport57 mi away
- LWS · Lewiston Nez Perce County Airport64 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 ALW from PSS?
The flight distance from Walla Walla (ALW) to Posadas (PSS) is 6,398 miles (10,297 km, 5,560 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALW to PSS?
A nonstop flight takes about 13h 1m 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 Walla Walla and Posadas?
Posadas is 4 hours ahead of Walla Walla.
What is the cheapest way to fly from ALW to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALW–PSS that never appear on search engines, with no booking fees.