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CUN to PSS: distance & flight time
Cancun (Cancún International Airport) → Posadas (Libertador Gral D Jose De San Martin Airport)
3,932 mi
6,328 km · 3,417 nm
8h 11m
estimated nonstop flight time
+2h
time difference · heading southeast
See live CUN→PSS fares Phone-only fares on this route — call free
Flight time details
3,932 miles nonstop takes roughly 8h 11m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- CUN — Cancún International Airport · Cancun, Mexico
- 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 CUN
- ISJ · Isla Mujeres Airport17 mi away
- CZM · Cozumel International Airport36 mi away
- CZA · Chichen Itza International Airport105 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 CUN from PSS?
The flight distance from Cancun (CUN) to Posadas (PSS) is 3,932 miles (6,328 km, 3,417 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUN to PSS?
A nonstop flight takes about 8h 11m 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 Cancun and Posadas?
Posadas is 2 hours ahead of Cancun.
What is the cheapest way to fly from CUN to PSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUN–PSS that never appear on search engines, with no booking fees.