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MTJ to PSS: distance & flight time
Montrose CO (Montrose Regional Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
5,654 mi
9,099 km · 4,913 nm
11h 33m
estimated nonstop flight time
+3h
time difference · heading southeast
See live MTJ→PSS fares Phone-only fares on this route — call free
Flight time details
5,654 miles nonstop takes roughly 11h 33m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- MTJ — Montrose Regional Airport · Montrose CO, 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 MTJ
- TEX · Telluride Regional Airport38 mi away
- GUC · Gunnison Crested Butte Regional Airport52 mi away
- GJT · Grand Junction Regional Airport54 mi away
- RIL · Garfield County Regional Airport71 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 MTJ from PSS?
The flight distance from Montrose CO (MTJ) to Posadas (PSS) is 5,654 miles (9,099 km, 4,913 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MTJ to PSS?
A nonstop flight takes about 11h 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 Montrose CO and Posadas?
Posadas is 3 hours ahead of Montrose CO.
What is the cheapest way to fly from MTJ to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MTJ–PSS that never appear on search engines, with no booking fees.