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SYM to IAD: distance & flight time
Simao (Pu'er Simao Airport) → Washington (Washington Dulles International Airport)
8,170 mi
13,148 km · 7,099 nm
16h 29m
estimated nonstop flight time
-12h
time difference · heading north
See live SYM→IAD fares Phone-only fares on this route — call free
Flight time details
8,170 miles nonstop takes roughly 16h 29m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- SYM — Pu'er Simao Airport · Simao, China
- 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 SYM
- JHG · Xishuangbanna Gasa Airport58 mi away
- JMJ · Lancang Jingmai Airport79 mi away
- LNJ · Lintsang Airfield88 mi away
- PCQ · Boun Neau Airport99 mi away
Frequently asked questions
How far is SYM from IAD?
The flight distance from Simao (SYM) to Washington (IAD) is 8,170 miles (13,148 km, 7,099 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYM to IAD?
A nonstop flight takes about 16h 29m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SYM to IAD?
Nonstop service on SYM–IAD depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 16h 29m nonstop estimate.
What is the time difference between Simao and Washington?
Washington is 12 hours behind Simao.
What is the cheapest way to fly from SYM to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYM–IAD that never appear on search engines, with no booking fees.
Why are some SYM to IAD fares phone-only?
Consolidator contracts let us sell certain SYM–IAD tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.