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DUC to COZ: distance & flight time
Duncan (Halliburton Field) → Constanza (Constanza - Expedición 14 de Junio National Airport)
1,985 mi
3,195 km · 1,725 nm
4h 22m
estimated nonstop flight time
+1h
time difference · heading southeast
See live DUC→COZ fares Phone-only fares on this route — call free
Flight time details
1,985 miles nonstop takes roughly 4h 22m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- COZ — Constanza - Expedición 14 de Junio National Airport · Constanza, Dominican Republic
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 COZ
- STI · Cibao International Airport35 mi away
- BRX · Maria Montez International Airport52 mi away
- JBQ · La Isabela International Airport53 mi away
- HEX · Herrera Airport58 mi away
Frequently asked questions
How far is DUC from COZ?
The flight distance from Duncan (DUC) to Constanza (COZ) is 1,985 miles (3,195 km, 1,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to COZ?
A nonstop flight takes about 4h 22m 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 Constanza?
Constanza is 1 hour ahead of Duncan.
What is the cheapest way to fly from DUC to COZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–COZ that never appear on search engines, with no booking fees.