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SMO to IAD: distance & flight time
Santa Monica (Santa Monica Municipal Airport) → Washington (Washington Dulles International Airport)
2,283 mi
3,675 km · 1,984 nm
4h 57m
estimated nonstop flight time
+3h
time difference · heading east
See live SMO→IAD fares Phone-only fares on this route — call free
Flight time details
2,283 miles nonstop takes roughly 4h 57m 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
- SMO — Santa Monica Municipal Airport · Santa Monica, 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 SMO
- LAX · Los Angeles International Airport6 mi away
- HHR · Jack Northrop Field Hawthorne Municipal Airport9 mi away
- BUR · Bob Hope Airport14 mi away
- VNY · Van Nuys Airport14 mi away
Frequently asked questions
How far is SMO from IAD?
The flight distance from Santa Monica (SMO) to Washington (IAD) is 2,283 miles (3,675 km, 1,984 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMO to IAD?
A nonstop flight takes about 4h 57m 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 Santa Monica and Washington?
Washington is 3 hours ahead of Santa Monica.
What is the cheapest way to fly from SMO to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMO–IAD that never appear on search engines, with no booking fees.