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ART to APA: distance & flight time
Watertown (Watertown International Airport) → Denver (Centennial Airport)
1,508 mi
2,427 km · 1,311 nm
3h 25m
estimated nonstop flight time
-2h
time difference · heading west
See live ART→APA fares Phone-only fares on this route — call free
Flight time details
1,508 miles nonstop takes roughly 3h 25m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ART — Watertown International Airport · Watertown, United States
- APA — Centennial Airport · Denver, 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 ART
- YGK · Kingston Norman Rogers Airport33 mi away
- OGS · Ogdensburg International Airport55 mi away
- RME · Griffiss International Airport61 mi away
- SYR · Syracuse Hancock International Airport61 mi away
Near APA
- DEN · Denver International Airport22 mi away
- BFK · Buckley Air Force Base10 mi away
- BJC · Rocky Mountain Metropolitan Airport27 mi away
- WBU · Boulder Municipal Airport38 mi away
Frequently asked questions
How far is ART from APA?
The flight distance from Watertown (ART) to Denver (APA) is 1,508 miles (2,427 km, 1,311 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ART to APA?
A nonstop flight takes about 3h 25m 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 Watertown and Denver?
Denver is 2 hours behind Watertown.
What is the cheapest way to fly from ART to APA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ART–APA that never appear on search engines, with no booking fees.