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AST to IAD: distance & flight time
Astoria (Astoria Regional Airport) → Washington (Washington Dulles International Airport)
2,380 mi
3,830 km · 2,068 nm
5h 8m
estimated nonstop flight time
+3h
time difference · heading east
See live AST→IAD fares Phone-only fares on this route — call free
Flight time details
2,380 miles nonstop takes roughly 5h 8m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- AST — Astoria Regional Airport · Astoria, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
Frequently asked questions
How far is AST from IAD?
The flight distance from Astoria (AST) to Washington (IAD) is 2,380 miles (3,830 km, 2,068 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to IAD?
A nonstop flight takes about 5h 8m 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 Astoria and Washington?
Washington is 3 hours ahead of Astoria.
What is the cheapest way to fly from AST to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–IAD that never appear on search engines, with no booking fees.