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HLH to SQL: distance & flight time
Ulanhot (Ulanhot Airport) → San Carlos (San Carlos Airport)
5,417 mi
8,718 km · 4,707 nm
11h 5m
estimated nonstop flight time
-15h
time difference · heading northeast
See live HLH→SQL fares Phone-only fares on this route — call free
Flight time details
5,417 miles nonstop takes roughly 11h 5m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- HLH — Ulanhot Airport · Ulanhot, China
- SQL — San Carlos Airport · San Carlos, 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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is HLH from SQL?
The flight distance from Ulanhot (HLH) to San Carlos (SQL) is 5,417 miles (8,718 km, 4,707 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLH to SQL?
A nonstop flight takes about 11h 5m 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 HLH to SQL?
Nonstop service on HLH–SQL 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 5m nonstop estimate.
What is the time difference between Ulanhot and San Carlos?
San Carlos is 15 hours behind Ulanhot.
What is the cheapest way to fly from HLH to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLH–SQL that never appear on search engines, with no booking fees.
Why are some HLH to SQL fares phone-only?
Consolidator contracts let us sell certain HLH–SQL 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.