Need help booking?
Unpublished phone-only deals available
END to OPO: distance & flight time
Enid (Vance Air Force Base) → Porto (Francisco de Sá Carneiro Airport)
4,595 mi
7,394 km · 3,993 nm
9h 29m
estimated nonstop flight time
+6h
time difference · heading northeast
See live END→OPO fares Phone-only fares on this route — call free
Flight time details
4,595 miles nonstop takes roughly 9h 29m 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
- END — Vance Air Force Base · Enid, United States
- OPO — Francisco de Sá Carneiro Airport · Porto, 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 END
- SWO · Stillwater Regional Airport48 mi away
- PNC · Ponca City Regional Airport53 mi away
- PWA · Wiley Post Airport58 mi away
- OKC · Will Rogers World Airport68 mi away
Near OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Frequently asked questions
How far is END from OPO?
The flight distance from Enid (END) to Porto (OPO) is 4,595 miles (7,394 km, 3,993 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from END to OPO?
A nonstop flight takes about 9h 29m 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 Enid and Porto?
Porto is 6 hours ahead of Enid.
What is the cheapest way to fly from END to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on END–OPO that never appear on search engines, with no booking fees.