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DCA to OSP: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Slupsk (Redzikowo Air Base)
4,246 mi
6,833 km · 3,690 nm
8h 48m
estimated nonstop flight time
+6h
time difference · heading northeast
See live DCA→OSP fares Phone-only fares on this route — call free
Flight time details
4,246 miles nonstop takes roughly 8h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, United States
- OSP — Redzikowo Air Base · Slupsk, Poland
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 OSP
- GDN · Gdańsk Lech Wałęsa Airport55 mi away
- QYD · Oksywie Military Air Base57 mi away
- RNN · Bornholm Airport102 mi away
- BZG · Bydgoszcz Ignacy Jan Paderewski Airport102 mi away
Frequently asked questions
How far is DCA from OSP?
The flight distance from Washington (DCA) to Slupsk (OSP) is 4,246 miles (6,833 km, 3,690 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCA to OSP?
A nonstop flight takes about 8h 48m 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 Slupsk?
Slupsk is 6 hours ahead of Washington.
What is the cheapest way to fly from DCA to OSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–OSP that never appear on search engines, with no booking fees.