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APA to SWU: distance & flight time
Denver (Centennial Airport) → Suwon (Suwon Airport)
6,193 mi
9,966 km · 5,381 nm
12h 37m
estimated nonstop flight time
+15h
time difference · heading northwest
See live APA→SWU fares Phone-only fares on this route — call free
Flight time details
6,193 miles nonstop takes roughly 12h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- APA — Centennial Airport · Denver, United States
- SWU — Suwon Airport · Suwon, South Korea
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 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
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
Frequently asked questions
How far is APA from SWU?
The flight distance from Denver (APA) to Suwon (SWU) is 6,193 miles (9,966 km, 5,381 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from APA to SWU?
A nonstop flight takes about 12h 37m 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 Denver and Suwon?
Suwon is 15 hours ahead of Denver.
What is the cheapest way to fly from APA to SWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on APA–SWU that never appear on search engines, with no booking fees.