Need help booking?
Unpublished phone-only deals available
CAT to OCW: distance & flight time
Cascais (Cascais Airport) → Washington (Warren Field)
3,647 mi
5,870 km · 3,169 nm
7h 37m
estimated nonstop flight time
-5h
time difference · heading west
See live CAT→OCW fares Phone-only fares on this route — call free
Flight time details
3,647 miles nonstop takes roughly 7h 37m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- OCW — Warren Field · Washington, United States
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 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
Near OCW
- PGV · Pitt Greenville Airport19 mi away
- EWN · Coastal Carolina Regional Airport34 mi away
- ISO · Kinston Regional Jetport At Stallings Field36 mi away
- RWI · Rocky Mount Wilson Regional Airport51 mi away
Frequently asked questions
How far is CAT from OCW?
The flight distance from Cascais (CAT) to Washington (OCW) is 3,647 miles (5,870 km, 3,169 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to OCW?
A nonstop flight takes about 7h 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 Cascais and Washington?
Washington is 5 hours behind Cascais.
What is the cheapest way to fly from CAT to OCW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–OCW that never appear on search engines, with no booking fees.