Need help booking?
Unpublished phone-only deals available
PAO to SIA: distance & flight time
Palo Alto (Palo Alto Airport of Santa Clara County) → Xi\'AN (Xi'an Xiguan Airport)
6,483 mi
10,433 km · 5,634 nm
13h 11m
estimated nonstop flight time
+15h
time difference · heading northwest
See live PAO→SIA fares Phone-only fares on this route — call free
Flight time details
6,483 miles nonstop takes roughly 13h 11m 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
- PAO — Palo Alto Airport of Santa Clara County · Palo Alto, United States
- SIA — Xi'an Xiguan Airport · Xi\'AN, 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 PAO
- SFO · San Francisco International Airport18 mi away
- NUQ · Moffett Federal Airfield5 mi away
- SQL · San Carlos Airport8 mi away
- SJC · Norman Y. Mineta San Jose International Airport12 mi away
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
Frequently asked questions
How far is PAO from SIA?
The flight distance from Palo Alto (PAO) to Xi\'AN (SIA) is 6,483 miles (10,433 km, 5,634 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PAO to SIA?
A nonstop flight takes about 13h 11m 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 PAO to SIA?
Nonstop service on PAO–SIA 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 13h 11m nonstop estimate.
What is the time difference between Palo Alto and Xi\'AN?
Xi\'AN is 15 hours ahead of Palo Alto.
What is the cheapest way to fly from PAO to SIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PAO–SIA that never appear on search engines, with no booking fees.
Why are some PAO to SIA fares phone-only?
Consolidator contracts let us sell certain PAO–SIA 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.