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IAD to OSL: distance & flight time
Washington (Washington Dulles International Airport) → Oslo (Oslo Lufthavn)
3,889 mi
6,258 km · 3,379 nm
8h 5m
estimated nonstop flight time
+6h
time difference · heading northeast
See live IAD→OSL fares Phone-only fares on this route — call free
Flight time details
3,889 miles nonstop takes roughly 8h 5m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- OSL — Oslo Lufthavn · Oslo, Norway
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 OSL
- FBU · Oslo, Fornebu Airport22 mi away
- HMR · Stafsberg Airport48 mi away
- RYG · Moss Airport, Rygge52 mi away
- TYF · Torsby Airport67 mi away
Frequently asked questions
How far is IAD from OSL?
The flight distance from Washington (IAD) to Oslo (OSL) is 3,889 miles (6,258 km, 3,379 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to OSL?
A nonstop flight takes about 8h 5m 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 Oslo?
Oslo is 6 hours ahead of Washington.
What is the cheapest way to fly from IAD to OSL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–OSL that never appear on search engines, with no booking fees.