Need help booking?
Unpublished phone-only deals available
RAL to IAD: distance & flight time
Riverside (Riverside Municipal Airport) → Washington (Washington Dulles International Airport)
2,231 mi
3,591 km · 1,939 nm
4h 50m
estimated nonstop flight time
+3h
time difference · heading east
See live RAL→IAD fares Phone-only fares on this route — call free
Flight time details
2,231 miles nonstop takes roughly 4h 50m 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
- RAL — Riverside Municipal Airport · Riverside, 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 RAL
- ONT · Ontario International Airport11 mi away
- CNO · Chino Airport11 mi away
- RIV · March ARB Airport12 mi away
- LAX · Los Angeles International Airport55 mi away
Frequently asked questions
How far is RAL from IAD?
The flight distance from Riverside (RAL) to Washington (IAD) is 2,231 miles (3,591 km, 1,939 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to IAD?
A nonstop flight takes about 4h 50m 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 Riverside and Washington?
Washington is 3 hours ahead of Riverside.
What is the cheapest way to fly from RAL to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–IAD that never appear on search engines, with no booking fees.