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IAD to SFF: distance & flight time
Washington (Washington Dulles International Airport) → Spokane (Felts Field)
2,068 mi
3,328 km · 1,797 nm
4h 31m
estimated nonstop flight time
-3h
time difference · heading northwest
See live IAD→SFF fares Phone-only fares on this route — call free
Flight time details
2,068 miles nonstop takes roughly 4h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- SFF — Felts Field · Spokane, 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 SFF
- GEG · Spokane International Airport11 mi away
- SKA · Fairchild Air Force Base16 mi away
- COE · Coeur D'Alene - Pappy Boyington Field24 mi away
- PUW · Pullman Moscow Regional Airport66 mi away
Frequently asked questions
How far is IAD from SFF?
The flight distance from Washington (IAD) to Spokane (SFF) is 2,068 miles (3,328 km, 1,797 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to SFF?
A nonstop flight takes about 4h 31m 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 Washington and Spokane?
Spokane is 3 hours behind Washington.
What is the cheapest way to fly from IAD to SFF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–SFF that never appear on search engines, with no booking fees.