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AUS to IAD: distance & flight time
Austin (Austin Bergstrom International Airport) → Washington (Washington Dulles International Airport)
1,295 mi
2,084 km · 1,125 nm
3h 17m
estimated nonstop flight time
+1h
time difference · heading northeast
See live AUS→IAD fares Phone-only fares on this route — call free
Flight time details
1,295 miles nonstop takes roughly 3h 17m 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
- AUS — Austin Bergstrom International Airport · Austin, United States
- IAD — Washington Dulles International 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 AUS
- RND · Randolph Air Force Base59 mi away
- GRK · Robert Gray Army Air Field Airport61 mi away
- HLR · Hood Army Air Field65 mi away
- SAT · San Antonio International Airport66 mi away
Frequently asked questions
How far is AUS from IAD?
The flight distance from Austin (AUS) to Washington (IAD) is 1,295 miles (2,084 km, 1,125 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AUS to IAD?
A nonstop flight takes about 3h 17m 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 Austin and Washington?
Washington is 1 hour ahead of Austin.
What is the cheapest way to fly from AUS to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AUS–IAD that never appear on search engines, with no booking fees.