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ASE to HLH: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Ulanhot (Ulanhot Airport)
5,807 mi
9,346 km · 5,046 nm
11h 51m
estimated nonstop flight time
+15h
time difference · heading northwest
See live ASE→HLH fares Phone-only fares on this route — call free
Flight time details
5,807 miles nonstop takes roughly 11h 51m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- HLH — Ulanhot Airport · Ulanhot, 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 ASE
- EGE · Eagle County Regional Airport29 mi away
- GUC · Gunnison Crested Butte Regional Airport48 mi away
- RIL · Garfield County Regional Airport50 mi away
- MTJ · Montrose Regional Airport74 mi away
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
Frequently asked questions
How far is ASE from HLH?
The flight distance from Aspen (ASE) to Ulanhot (HLH) is 5,807 miles (9,346 km, 5,046 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to HLH?
A nonstop flight takes about 11h 51m 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 ASE to HLH?
Nonstop service on ASE–HLH 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 11h 51m nonstop estimate.
What is the time difference between Aspen and Ulanhot?
Ulanhot is 15 hours ahead of Aspen.
What is the cheapest way to fly from ASE to HLH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–HLH that never appear on search engines, with no booking fees.
Why are some ASE to HLH fares phone-only?
Consolidator contracts let us sell certain ASE–HLH 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.