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GAO to DUC: distance & flight time
Guantanamo (Mariana Grajales Airport) → Duncan (Halliburton Field)
1,710 mi
2,752 km · 1,486 nm
3h 49m
estimated nonstop flight time
-1h
time difference · heading northwest
See live GAO→DUC fares Phone-only fares on this route — call free
Flight time details
1,710 miles nonstop takes roughly 3h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GAO — Mariana Grajales Airport · Guantanamo, Cuba
- DUC — Halliburton Field · Duncan, 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 GAO
- NBW · Leeward Point Field13 mi away
- MOA · Orestes Acosta Airport42 mi away
- SCU · Antonio Maceo International Airport45 mi away
- BCA · Gustavo Rizo Airport46 mi away
Near DUC
Frequently asked questions
How far is GAO from DUC?
The flight distance from Guantanamo (GAO) to Duncan (DUC) is 1,710 miles (2,752 km, 1,486 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAO to DUC?
A nonstop flight takes about 3h 49m 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 Guantanamo and Duncan?
Duncan is 1 hour behind Guantanamo.
What is the cheapest way to fly from GAO to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAO–DUC that never appear on search engines, with no booking fees.