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SIA to ALN: distance & flight time
Xi\'AN (Xi'an Xiguan Airport) → Alton/St Louis (St Louis Regional Airport)
7,228 mi
11,633 km · 6,281 nm
14h 38m
estimated nonstop flight time
—
time difference · heading north
See live SIA→ALN fares Phone-only fares on this route — call free
Flight time details
7,228 miles nonstop takes roughly 14h 38m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SIA — Xi'an Xiguan Airport · Xi\'AN, China
- ALN — St Louis Regional Airport · Alton/St Louis, 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 SIA
- XIY · Xi'an Xianyang International Airport22 mi away
- AKA · Ankang Wulipu Airport116 mi away
- YCU · Yuncheng Guangong Airport120 mi away
- IQN · Qingyang Airport130 mi away
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is SIA from ALN?
The flight distance from Xi\'AN (SIA) to Alton/St Louis (ALN) is 7,228 miles (11,633 km, 6,281 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIA to ALN?
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 cheapest way to fly from SIA to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIA–ALN that never appear on search engines, with no booking fees.