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HLH to DCA: distance & flight time
Ulanhot (Ulanhot Airport) → Washington (Ronald Reagan Washington National Airport)
6,443 mi
10,370 km · 5,599 nm
13h 6m
estimated nonstop flight time
-12h
time difference · heading north
See live HLH→DCA fares Phone-only fares on this route — call free
Flight time details
6,443 miles nonstop takes roughly 13h 6m 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
- HLH — Ulanhot Airport · Ulanhot, China
- DCA — Ronald Reagan Washington National 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 HLH
- DBC · Baicheng Chang'an Airport68 mi away
- NDG · Qiqihar Sanjiazi Airport116 mi away
- NZL · Chengjisihan Airport121 mi away
- YIE · Arxan Yi'ershi Airport126 mi away
Near DCA
Frequently asked questions
How far is HLH from DCA?
The flight distance from Ulanhot (HLH) to Washington (DCA) is 6,443 miles (10,370 km, 5,599 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLH to DCA?
A nonstop flight takes about 13h 6m 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 Ulanhot and Washington?
Washington is 12 hours behind Ulanhot.
What is the cheapest way to fly from HLH to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLH–DCA that never appear on search engines, with no booking fees.