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YSU to CAT: distance & flight time
Summerside (Summerside Airport) → Cascais (Cascais Airport)
2,766 mi
4,451 km · 2,404 nm
5h 53m
estimated nonstop flight time
+4h
time difference · heading east
See live YSU→CAT fares Phone-only fares on this route — call free
Flight time details
2,766 miles nonstop takes roughly 5h 53m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- YSU — Summerside Airport · Summerside, 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 YSU
- YYG · Charlottetown Airport36 mi away
- YQM · Greater Moncton International Airport46 mi away
- YCH · Miramichi Airport86 mi away
- YHZ · Halifax / Stanfield International Airport109 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 YSU from CAT?
The flight distance from Summerside (YSU) to Cascais (CAT) is 2,766 miles (4,451 km, 2,404 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSU to CAT?
A nonstop flight takes about 5h 53m 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 Summerside and Cascais?
Cascais is 4 hours ahead of Summerside.
What is the cheapest way to fly from YSU to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSU–CAT that never appear on search engines, with no booking fees.