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SEF to CAT: distance & flight time
Sebring (Sebring Regional Airport) → Cascais (Cascais Airport)
4,134 mi
6,653 km · 3,592 nm
8h 34m
estimated nonstop flight time
+5h
time difference · heading northeast
See live SEF→CAT fares Phone-only fares on this route — call free
Flight time details
4,134 miles nonstop takes roughly 8h 34m 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
- SEF — Sebring Regional Airport · Sebring, 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 SEF
- AVO · Avon Park Executive Airport15 mi away
- MCO · Orlando International Airport67 mi away
- OBE · Okeechobee County Airport33 mi away
- TPA · Tampa International Airport81 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 SEF from CAT?
The flight distance from Sebring (SEF) to Cascais (CAT) is 4,134 miles (6,653 km, 3,592 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEF to CAT?
A nonstop flight takes about 8h 34m 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 Sebring and Cascais?
Cascais is 5 hours ahead of Sebring.
What is the cheapest way to fly from SEF to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEF–CAT that never appear on search engines, with no booking fees.