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OSC to CAT: distance & flight time
Oscoda (Oscoda Wurtsmith Airport) → Cascais (Cascais Airport)
3,714 mi
5,977 km · 3,227 nm
7h 45m
estimated nonstop flight time
+5h
time difference · heading east
See live OSC→CAT fares Phone-only fares on this route — call free
Flight time details
3,714 miles nonstop takes roughly 7h 45m gate to gate, flying east. 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
- OSC — Oscoda Wurtsmith Airport · Oscoda, 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 OSC
- ECA · Iosco County Airport10 mi away
- APN · Alpena County Regional Airport44 mi away
- HTL · Roscommon County - Blodgett Memorial Airport63 mi away
- GDW · Gladwin Zettel Memorial Airport63 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 OSC from CAT?
The flight distance from Oscoda (OSC) to Cascais (CAT) is 3,714 miles (5,977 km, 3,227 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSC to CAT?
A nonstop flight takes about 7h 45m 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 Oscoda and Cascais?
Cascais is 5 hours ahead of Oscoda.
What is the cheapest way to fly from OSC to CAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSC–CAT that never appear on search engines, with no booking fees.