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DCA to SDY: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Sidney (Sidney - Richland Regional Airport)
1,487 mi
2,392 km · 1,292 nm
3h 42m
estimated nonstop flight time
-2h
time difference · heading northwest
See live DCA→SDY fares Phone-only fares on this route — call free
Flight time details
1,487 miles nonstop takes roughly 3h 42m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, United States
- SDY — Sidney - Richland Regional Airport · Sidney, 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 DCA
Near SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is DCA from SDY?
The flight distance from Washington (DCA) to Sidney (SDY) is 1,487 miles (2,392 km, 1,292 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCA to SDY?
A nonstop flight takes about 3h 42m 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 Sidney?
Sidney is 2 hours behind Washington.
What is the cheapest way to fly from DCA to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–SDY that never appear on search engines, with no booking fees.