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DUC to PRM: distance & flight time
Duncan (Halliburton Field) → Portimao (Portimão Airport)
4,807 mi
7,737 km · 4,177 nm
9h 54m
estimated nonstop flight time
+6h
time difference · heading northeast
See live DUC→PRM fares Phone-only fares on this route — call free
Flight time details
4,807 miles nonstop takes roughly 9h 54m 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
- DUC — Halliburton Field · Duncan, United States
- PRM — Portimão Airport · Portimao, 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 DUC
Near PRM
- FAO · Faro Airport35 mi away
- BYJ · Beja Airport / Airbase73 mi away
- CAT · Cascais Airport117 mi away
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)117 mi away
Frequently asked questions
How far is DUC from PRM?
The flight distance from Duncan (DUC) to Portimao (PRM) is 4,807 miles (7,737 km, 4,177 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to PRM?
A nonstop flight takes about 9h 54m 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 Duncan and Portimao?
Portimao is 6 hours ahead of Duncan.
What is the cheapest way to fly from DUC to PRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–PRM that never appear on search engines, with no booking fees.