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DCA to SSN: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Seoul East (Seoul Air Base (K-16))
6,946 mi
11,179 km · 6,036 nm
14h 5m
estimated nonstop flight time
+13h
time difference · heading north
See live DCA→SSN 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 gain when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, 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 DCA
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 DCA from SSN?
The flight distance from Washington (DCA) to Seoul East (SSN) 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 DCA to SSN?
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 Washington and Seoul East?
Seoul East is 13 hours ahead of Washington.
What is the cheapest way to fly from DCA to SSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–SSN that never appear on search engines, with no booking fees.