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RDG to CAT: distance & flight time
Reading (Reading Regional Carl A Spaatz Field) → Cascais (Cascais Airport)
3,463 mi
5,573 km · 3,009 nm
7h 15m
estimated nonstop flight time
+5h
time difference · heading east
See live RDG→CAT fares Phone-only fares on this route — call free
Flight time details
3,463 miles nonstop takes roughly 7h 15m 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
- RDG — Reading Regional Carl A Spaatz Field · Reading, 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 RDG
- PHL · Philadelphia International Airport52 mi away
- LNS · Lancaster Airport25 mi away
- CTH · Chester County G O Carlson Airport28 mi away
- UKT · Quakertown Airport31 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 RDG from CAT?
The flight distance from Reading (RDG) to Cascais (CAT) is 3,463 miles (5,573 km, 3,009 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDG to CAT?
A nonstop flight takes about 7h 15m 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 Reading and Cascais?
Cascais is 5 hours ahead of Reading.
What is the cheapest way to fly from RDG to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDG–CAT that never appear on search engines, with no booking fees.