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SAN to IAD: distance & flight time
San Diego (San Diego International Airport) → Washington (Washington Dulles International Airport)
2,248 mi
3,618 km · 1,954 nm
4h 53m
estimated nonstop flight time
+3h
time difference · heading east
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Flight time details
2,248 miles nonstop takes roughly 4h 53m 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
- SAN — San Diego International Airport · San Diego, 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 SAN
Frequently asked questions
How far is SAN from IAD?
The flight distance from San Diego (SAN) to Washington (IAD) is 2,248 miles (3,618 km, 1,954 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAN to IAD?
A nonstop flight takes about 4h 53m 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 San Diego and Washington?
Washington is 3 hours ahead of San Diego.
What is the cheapest way to fly from SAN to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAN–IAD that never appear on search engines, with no booking fees.