Need help booking?
Unpublished phone-only deals available
CAT to JSM: distance & flight time
Cascais (Cascais Airport) → Jose de San Martin (Jose De San Martin Airport)
6,871 mi
11,057 km · 5,970 nm
13h 56m
estimated nonstop flight time
-4h
time difference · heading southwest
See live CAT→JSM fares Phone-only fares on this route — call free
Flight time details
6,871 miles nonstop takes roughly 13h 56m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- JSM — Jose De San Martin Airport · Jose de San Martin, 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 CAT
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)12 mi away
- AVR · Alverca Air Base21 mi away
- QLR · Monte Real Air Base80 mi away
- BYJ · Beja Airport / Airbase89 mi away
Near JSM
- ARR · D. Casimiro Szlapelis Airport69 mi away
- EQS · Brigadier Antonio Parodi Airport86 mi away
- FFU · Futaleufú Airport92 mi away
- GXQ · Teniente Vidal Airport134 mi away
Frequently asked questions
How far is CAT from JSM?
The flight distance from Cascais (CAT) to Jose de San Martin (JSM) is 6,871 miles (11,057 km, 5,970 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to JSM?
A nonstop flight takes about 13h 56m 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 Cascais and Jose de San Martin?
Jose de San Martin is 4 hours behind Cascais.
What is the cheapest way to fly from CAT to JSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–JSM that never appear on search engines, with no booking fees.