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OPO to ADT: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Ada (Ada Regional Airport)
4,598 mi
7,400 km · 3,996 nm
9h 29m
estimated nonstop flight time
-6h
time difference · heading northwest
See live OPO→ADT fares Phone-only fares on this route — call free
Flight time details
4,598 miles nonstop takes roughly 9h 29m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- ADT — Ada Regional Airport · Ada, 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 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
Near ADT
- ADM · Ardmore Municipal Airport40 mi away
- MLC · Mc Alester Regional Airport51 mi away
- TIK · Tinker Air Force Base58 mi away
- OKC · Will Rogers World Airport66 mi away
Frequently asked questions
How far is OPO from ADT?
The flight distance from Porto (OPO) to Ada (ADT) is 4,598 miles (7,400 km, 3,996 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to ADT?
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 Porto and Ada?
Ada is 6 hours behind Porto.
What is the cheapest way to fly from OPO to ADT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–ADT that never appear on search engines, with no booking fees.