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SSN to DCA: distance & flight time
Seoul East (Seoul Air Base (K-16)) → Washington (Ronald Reagan Washington National Airport)
6,946 mi
11,179 km · 6,036 nm
14h 5m
estimated nonstop flight time
-13h
time difference · heading north
See live SSN→DCA fares Phone-only fares on this route — call free
Flight time details
6,946 miles nonstop takes roughly 14h 5m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- SSN — Seoul Air Base (K-16) · Seoul East, South Korea
- DCA — Ronald Reagan Washington National Airport · Washington, 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 SSN
- ICN · Incheon International Airport36 mi away
- SWU · Suwon Airport15 mi away
- GMP · Gimpo International Airport19 mi away
- OSN · Osan Air Base25 mi away
Near DCA
Frequently asked questions
How far is SSN from DCA?
The flight distance from Seoul East (SSN) to Washington (DCA) is 6,946 miles (11,179 km, 6,036 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SSN to DCA?
A nonstop flight takes about 14h 5m 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 Seoul East and Washington?
Washington is 13 hours behind Seoul East.
What is the cheapest way to fly from SSN to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SSN–DCA that never appear on search engines, with no booking fees.