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SWU to ASE: distance & flight time
Suwon (Suwon Airport) → Aspen (Aspen-Pitkin Co/Sardy Field)
6,143 mi
9,886 km · 5,338 nm
12h 31m
estimated nonstop flight time
-15h
time difference · heading northeast
See live SWU→ASE fares Phone-only fares on this route — call free
Flight time details
6,143 miles nonstop takes roughly 12h 31m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- SWU — Suwon Airport · Suwon, South Korea
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, 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 SWU
- ICN · Incheon International Airport34 mi away
- OSN · Osan Air Base10 mi away
- SSN · Seoul Air Base (K-16)15 mi away
- GMP · Gimpo International Airport25 mi away
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
Frequently asked questions
How far is SWU from ASE?
The flight distance from Suwon (SWU) to Aspen (ASE) is 6,143 miles (9,886 km, 5,338 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SWU to ASE?
A nonstop flight takes about 12h 31m 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 Suwon and Aspen?
Aspen is 15 hours behind Suwon.
What is the cheapest way to fly from SWU to ASE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SWU–ASE that never appear on search engines, with no booking fees.