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AIA to CAT: distance & flight time
Alliance (Alliance Municipal Airport) → Cascais (Cascais Airport)
4,657 mi
7,495 km · 4,047 nm
9h 36m
estimated nonstop flight time
+7h
time difference · heading northeast
See live AIA→CAT fares Phone-only fares on this route — call free
Flight time details
4,657 miles nonstop takes roughly 9h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- AIA — Alliance Municipal Airport · Alliance, 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 AIA
- BFF · Western Neb. Rgnl/William B. Heilig Airport43 mi away
- CDR · Chadron Municipal Airport56 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field66 mi away
- STK · Sterling Municipal Airport102 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 AIA from CAT?
The flight distance from Alliance (AIA) to Cascais (CAT) is 4,657 miles (7,495 km, 4,047 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AIA to CAT?
A nonstop flight takes about 9h 36m 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 Alliance and Cascais?
Cascais is 7 hours ahead of Alliance.
What is the cheapest way to fly from AIA to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AIA–CAT that never appear on search engines, with no booking fees.