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CHS to CAT: distance & flight time
Charleston (Charleston Air Force Base-International Airport) → Cascais (Cascais Airport)
3,882 mi
6,248 km · 3,374 nm
8h 5m
estimated nonstop flight time
+5h
time difference · heading northeast
See live CHS→CAT fares Phone-only fares on this route — call free
Flight time details
3,882 miles nonstop takes roughly 8h 5m gate to gate, flying northeast. 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
- CHS — Charleston Air Force Base-International Airport · Charleston, 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 CHS
- BFT · Beaufort County Airport48 mi away
- GGE · Georgetown County Airport51 mi away
- HHH · Hilton Head Airport60 mi away
- OGB · Orangeburg Municipal Airport61 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 CHS from CAT?
The flight distance from Charleston (CHS) to Cascais (CAT) is 3,882 miles (6,248 km, 3,374 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CHS to CAT?
A nonstop flight takes about 8h 5m 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 Charleston and Cascais?
Cascais is 5 hours ahead of Charleston.
What is the cheapest way to fly from CHS to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CHS–CAT that never appear on search engines, with no booking fees.