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IAD to SDQ: distance & flight time
Washington (Washington Dulles International Airport) → Santo Domingo (Las Américas International Airport)
1,492 mi
2,402 km · 1,297 nm
3h 43m
estimated nonstop flight time
Same time
time difference · heading south
See live IAD→SDQ fares Phone-only fares on this route — call free
Flight time details
1,492 miles nonstop takes roughly 3h 43m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- SDQ — Las Américas International Airport · Santo Domingo, Dominican Republic
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 SDQ
- HEX · Herrera Airport20 mi away
- JBQ · La Isabela International Airport23 mi away
- LRM · Casa De Campo International Airport50 mi away
- AZS · Samaná El Catey International Airport58 mi away
Frequently asked questions
How far is IAD from SDQ?
The flight distance from Washington (IAD) to Santo Domingo (SDQ) is 1,492 miles (2,402 km, 1,297 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to SDQ?
A nonstop flight takes about 3h 43m 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 cheapest way to fly from IAD to SDQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–SDQ that never appear on search engines, with no booking fees.