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SPI to SSN: distance & flight time
Springfield (Abraham Lincoln Capital Airport) → Seoul East (Seoul Air Base (K-16))
6,609 mi
10,637 km · 5,743 nm
13h 26m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SPI→SSN fares Phone-only fares on this route — call free
Flight time details
6,609 miles nonstop takes roughly 13h 26m 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
- SPI — Abraham Lincoln Capital Airport · Springfield, 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 SPI
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 SPI from SSN?
The flight distance from Springfield (SPI) to Seoul East (SSN) is 6,609 miles (10,637 km, 5,743 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPI to SSN?
A nonstop flight takes about 13h 26m 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 Springfield and Seoul East?
Seoul East is 14 hours ahead of Springfield.
What is the cheapest way to fly from SPI to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPI–SSN that never appear on search engines, with no booking fees.