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IAD to XNN: distance & flight time
Washington (Washington Dulles International Airport) → Xining (Xining Caojiabu Airport)
7,222 mi
11,623 km · 6,276 nm
14h 38m
estimated nonstop flight time
+12h
time difference · heading north
See live IAD→XNN fares Phone-only fares on this route — call free
Flight time details
7,222 miles nonstop takes roughly 14h 38m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- XNN — Xining Caojiabu Airport · Xining, China
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 XNN
- LHW · Lanzhou Zhongchuan Airport88 mi away
- GXH · Gannan Xiahe Airport123 mi away
- JIC · Jinchuan Airport140 mi away
Frequently asked questions
How far is IAD from XNN?
The flight distance from Washington (IAD) to Xining (XNN) is 7,222 miles (11,623 km, 6,276 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to XNN?
A nonstop flight takes about 14h 38m 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 Xining?
Xining is 12 hours ahead of Washington.
What is the cheapest way to fly from IAD to XNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–XNN that never appear on search engines, with no booking fees.