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AUO to DCA: distance & flight time
Auburn (Auburn University Regional Airport) → Washington (Ronald Reagan Washington National Airport)
638 mi
1,026 km · 554 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading northeast
See live AUO→DCA fares Phone-only fares on this route — call free
Flight time details
638 miles nonstop takes roughly 1h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- AUO — Auburn University Regional Airport · Auburn, United States
- 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 AUO
- CSG · Columbus Metropolitan Airport30 mi away
- LSF · Lawson Army Air Field (Fort Benning)32 mi away
- LGC · LaGrange Callaway Airport34 mi away
- PIM · Harris County Airport36 mi away
Near DCA
Frequently asked questions
How far is AUO from DCA?
The flight distance from Auburn (AUO) to Washington (DCA) is 638 miles (1,026 km, 554 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AUO to DCA?
A nonstop flight takes about 1h 51m 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 Auburn and Washington?
Washington is 1 hour ahead of Auburn.
What is the cheapest way to fly from AUO to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AUO–DCA that never appear on search engines, with no booking fees.