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ZEM to CAT: distance & flight time
Eastmain River (Eastmain River Airport) → Cascais (Cascais Airport)
3,341 mi
5,377 km · 2,904 nm
7h 1m
estimated nonstop flight time
+5h
time difference · heading east
See live ZEM→CAT fares Phone-only fares on this route — call free
Flight time details
3,341 miles nonstop takes roughly 7h 1m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- ZEM — Eastmain River Airport · Eastmain River, Canada
- 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 ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 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 ZEM from CAT?
The flight distance from Eastmain River (ZEM) to Cascais (CAT) is 3,341 miles (5,377 km, 2,904 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZEM to CAT?
A nonstop flight takes about 7h 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 Eastmain River and Cascais?
Cascais is 5 hours ahead of Eastmain River.
What is the cheapest way to fly from ZEM to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZEM–CAT that never appear on search engines, with no booking fees.