Need help booking?
Unpublished phone-only deals available
CPX to ISN: distance & flight time
Culebra Island (Benjamin Rivera Noriega Airport) → Williston (Sloulin Field International Airport)
2,975 mi
4,787 km · 2,585 nm
6h 18m
estimated nonstop flight time
-1h
time difference · heading northwest
See live CPX→ISN fares Phone-only fares on this route — call free
Flight time details
2,975 miles nonstop takes roughly 6h 18m 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
- CPX — Benjamin Rivera Noriega Airport · Culebra Island, Puerto Rico
- ISN — Sloulin Field International Airport · Williston, 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 CPX
- VQS · Vieques Airport16 mi away
- STT · Cyril E. King Airport22 mi away
- FAJ · Diego Jimenez Torres Airport23 mi away
- NRR · José Aponte de la Torre Airport23 mi away
Near ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Frequently asked questions
How far is CPX from ISN?
The flight distance from Culebra Island (CPX) to Williston (ISN) is 2,975 miles (4,787 km, 2,585 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPX to ISN?
A nonstop flight takes about 6h 18m 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 Culebra Island and Williston?
Williston is 1 hour behind Culebra Island.
What is the cheapest way to fly from CPX to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPX–ISN that never appear on search engines, with no booking fees.