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IAD to ATY: distance & flight time
Washington (Washington Dulles International Airport) → Watertown (Watertown Regional Airport)
1,090 mi
1,754 km · 947 nm
2h 50m
estimated nonstop flight time
-1h
time difference · heading northwest
See live IAD→ATY fares Phone-only fares on this route — call free
Flight time details
1,090 miles nonstop takes roughly 2h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- ATY — Watertown Regional Airport · Watertown, 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 IAD
Near ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 mi away
Frequently asked questions
How far is IAD from ATY?
The flight distance from Washington (IAD) to Watertown (ATY) is 1,090 miles (1,754 km, 947 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to ATY?
A nonstop flight takes about 2h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IAD to ATY?
Nonstop service on IAD–ATY depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 50m nonstop estimate.
What is the time difference between Washington and Watertown?
Watertown is 1 hour behind Washington.
What is the cheapest way to fly from IAD to ATY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–ATY that never appear on search engines, with no booking fees.
Why are some IAD to ATY fares phone-only?
Consolidator contracts let us sell certain IAD–ATY tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.