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CAT to RDU: distance & flight time
Cascais (Cascais Airport) → Raleigh-durham (Raleigh Durham International Airport)
3,727 mi
5,997 km · 3,238 nm
7h 46m
estimated nonstop flight time
-5h
time difference · heading west
See live CAT→RDU fares Phone-only fares on this route — call free
Flight time details
3,727 miles nonstop takes roughly 7h 46m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- RDU — Raleigh Durham International Airport · Raleigh-durham, United States
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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 mi away
Frequently asked questions
How far is CAT from RDU?
The flight distance from Cascais (CAT) to Raleigh-durham (RDU) is 3,727 miles (5,997 km, 3,238 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to RDU?
A nonstop flight takes about 7h 46m 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 Raleigh-durham?
Raleigh-durham is 5 hours behind Cascais.
What is the cheapest way to fly from CAT to RDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–RDU that never appear on search engines, with no booking fees.