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ALO to SSN: distance & flight time
Waterloo (Waterloo Regional Airport) → Seoul East (Seoul Air Base (K-16))
6,377 mi
10,262 km · 5,541 nm
12h 58m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ALO→SSN fares Phone-only fares on this route — call free
Flight time details
6,377 miles nonstop takes roughly 12h 58m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- ALO — Waterloo Regional Airport · Waterloo, United States
- SSN — Seoul Air Base (K-16) · Seoul East, 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 ALO
- CCY · Northeast Iowa Regional Airport37 mi away
- CID · The Eastern Iowa Airport58 mi away
- MCW · Mason City Municipal Airport63 mi away
- PCD · Prairie Du Chien Municipal Airport72 mi away
Near SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 mi away
Frequently asked questions
How far is ALO from SSN?
The flight distance from Waterloo (ALO) to Seoul East (SSN) is 6,377 miles (10,262 km, 5,541 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALO to SSN?
A nonstop flight takes about 12h 58m 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 Waterloo and Seoul East?
Seoul East is 14 hours ahead of Waterloo.
What is the cheapest way to fly from ALO to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALO–SSN that never appear on search engines, with no booking fees.