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ADP to DCA: distance & flight time
Galoya (Ampara Airport) → Washington (Ronald Reagan Washington National Airport)
8,964 mi
14,427 km · 7,790 nm
18h 3m
estimated nonstop flight time
-9.5h
time difference · heading north
See live ADP→DCA fares Phone-only fares on this route — call free
Flight time details
8,964 miles nonstop takes roughly 18h 3m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADP — Ampara Airport · Galoya, Sri Lanka
- 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 ADP
- BTC · Batticaloa Airport26 mi away
- HIM · Hingurakgoda Air Force Base66 mi away
- GIU · Sigiriya Air Force Base75 mi away
- WRZ · Weerawila Airport80 mi away
Near DCA
Frequently asked questions
How far is ADP from DCA?
The flight distance from Galoya (ADP) to Washington (DCA) is 8,964 miles (14,427 km, 7,790 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADP to DCA?
A nonstop flight takes about 18h 3m 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 Galoya and Washington?
Washington is 9.5 hours behind Galoya.
What is the cheapest way to fly from ADP to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADP–DCA that never appear on search engines, with no booking fees.