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OKC to CAT: distance & flight time
Oklahoma City (Will Rogers World Airport) → Cascais (Cascais Airport)
4,668 mi
7,512 km · 4,056 nm
9h 37m
estimated nonstop flight time
+6h
time difference · heading northeast
See live OKC→CAT fares Phone-only fares on this route — call free
Flight time details
4,668 miles nonstop takes roughly 9h 37m 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
- OKC — Will Rogers World Airport · Oklahoma City, 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 OKC
- PWA · Wiley Post Airport10 mi away
- TIK · Tinker Air Force Base12 mi away
- SWO · Stillwater Regional Airport60 mi away
- CUH · Cushing Municipal Airport60 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 OKC from CAT?
The flight distance from Oklahoma City (OKC) to Cascais (CAT) is 4,668 miles (7,512 km, 4,056 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKC to CAT?
A nonstop flight takes about 9h 37m 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 Oklahoma City and Cascais?
Cascais is 6 hours ahead of Oklahoma City.
What is the cheapest way to fly from OKC to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKC–CAT that never appear on search engines, with no booking fees.