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CDR to OPO: distance & flight time
Chadron (Chadron Municipal Airport) → Porto (Francisco de Sá Carneiro Airport)
4,564 mi
7,345 km · 3,966 nm
9h 25m
estimated nonstop flight time
+7h
time difference · heading northeast
See live CDR→OPO fares Phone-only fares on this route — call free
Flight time details
4,564 miles nonstop takes roughly 9h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- CDR — Chadron Municipal Airport · Chadron, 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 CDR
- AIA · Alliance Municipal Airport56 mi away
- BFF · Western Neb. Rgnl/William B. Heilig Airport71 mi away
- RAP · Rapid City Regional Airport83 mi away
- RCA · Ellsworth Air Force Base90 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 CDR from OPO?
The flight distance from Chadron (CDR) to Porto (OPO) is 4,564 miles (7,345 km, 3,966 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CDR to OPO?
A nonstop flight takes about 9h 25m 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 Chadron and Porto?
Porto is 7 hours ahead of Chadron.
What is the cheapest way to fly from CDR to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CDR–OPO that never appear on search engines, with no booking fees.