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ISJ to CAT: distance & flight time
Isla Mujeres (Isla Mujeres Airport) → Cascais (Cascais Airport)
4,652 mi
7,486 km · 4,042 nm
9h 35m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ISJ→CAT fares Phone-only fares on this route — call free
Flight time details
4,652 miles nonstop takes roughly 9h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- ISJ — Isla Mujeres Airport · Isla Mujeres, Mexico
- CAT — Cascais Airport · Cascais, Portugal
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 ISJ
- CUN · Cancún International Airport17 mi away
- CZM · Cozumel International Airport51 mi away
- CZA · Chichen Itza International Airport118 mi away
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
Frequently asked questions
How far is ISJ from CAT?
The flight distance from Isla Mujeres (ISJ) to Cascais (CAT) is 4,652 miles (7,486 km, 4,042 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISJ to CAT?
A nonstop flight takes about 9h 35m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ISJ to CAT?
Nonstop service on ISJ–CAT depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 9h 35m nonstop estimate.
What is the time difference between Isla Mujeres and Cascais?
Cascais is 6 hours ahead of Isla Mujeres.
What is the cheapest way to fly from ISJ to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISJ–CAT that never appear on search engines, with no booking fees.
Why are some ISJ to CAT fares phone-only?
Consolidator contracts let us sell certain ISJ–CAT tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.