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ASE to KCT: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Koggala (Koggala Airport)
9,279 mi
14,933 km · 8,063 nm
18h 40m
estimated nonstop flight time
+11.5h
time difference · heading north
See live ASE→KCT fares Phone-only fares on this route — call free
Flight time details
9,279 miles nonstop takes roughly 18h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- KCT — Koggala Airport · Koggala, Sri Lanka
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 ASE
- EGE · Eagle County Regional Airport29 mi away
- GUC · Gunnison Crested Butte Regional Airport48 mi away
- RIL · Garfield County Regional Airport50 mi away
- MTJ · Montrose Regional Airport74 mi away
Near KCT
- HRI · Mattala Rajapaksa International Airport59 mi away
- RML · Colombo Ratmalana Airport65 mi away
- WRZ · Weerawila Airport65 mi away
- CMB · Bandaranaike International Colombo Airport87 mi away
Frequently asked questions
How far is ASE from KCT?
The flight distance from Aspen (ASE) to Koggala (KCT) is 9,279 miles (14,933 km, 8,063 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to KCT?
A nonstop flight takes about 18h 40m 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 Aspen and Koggala?
Koggala is 11.5 hours ahead of Aspen.
What is the cheapest way to fly from ASE to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–KCT that never appear on search engines, with no booking fees.