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TTD to CAT: distance & flight time
Troutdale (Portland Troutdale Airport) → Cascais (Cascais Airport)
5,289 mi
8,511 km · 4,596 nm
10h 50m
estimated nonstop flight time
+8h
time difference · heading northeast
See live TTD→CAT fares Phone-only fares on this route — call free
Flight time details
5,289 miles nonstop takes roughly 10h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- TTD — Portland Troutdale Airport · Troutdale, United States
- 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 TTD
- PDX · Portland International Airport10 mi away
- HIO · Portland Hillsboro Airport27 mi away
- KLS · Southwest Washington Regional Airport46 mi away
- SLE · Salem Municipal Airport/McNary Field53 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 TTD from CAT?
The flight distance from Troutdale (TTD) to Cascais (CAT) is 5,289 miles (8,511 km, 4,596 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTD to CAT?
A nonstop flight takes about 10h 50m 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 Troutdale and Cascais?
Cascais is 8 hours ahead of Troutdale.
What is the cheapest way to fly from TTD to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTD–CAT that never appear on search engines, with no booking fees.