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AAP to CAT: distance & flight time
Houston (Andrau Airpark) → Cascais (Cascais Airport)
4,783 mi
7,698 km · 4,156 nm
9h 51m
estimated nonstop flight time
+6h
time difference · heading northeast
See live AAP→CAT fares Phone-only fares on this route — call free
Flight time details
4,783 miles nonstop takes roughly 9h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- AAP — Andrau Airpark · Houston, 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 AAP
- IAH · George Bush Intercontinental Houston Airport23 mi away
- SGR · Sugar Land Regional Airport8 mi away
- IWS · West Houston Airport8 mi away
- HOU · William P Hobby Airport19 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 AAP from CAT?
The flight distance from Houston (AAP) to Cascais (CAT) is 4,783 miles (7,698 km, 4,156 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AAP to CAT?
A nonstop flight takes about 9h 51m 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 Houston and Cascais?
Cascais is 6 hours ahead of Houston.
What is the cheapest way to fly from AAP to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AAP–CAT that never appear on search engines, with no booking fees.