Need help booking?
Unpublished phone-only deals available
CNI to SOF: distance & flight time
Changhai (Changhai Airport) → Sofia (Sofia Airport)
4,855 mi
7,813 km · 4,219 nm
9h 59m
estimated nonstop flight time
-5h
time difference · heading northwest
See live CNI→SOF fares Phone-only fares on this route — call free
Flight time details
4,855 miles nonstop takes roughly 9h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- CNI — Changhai Airport · Changhai, China
- SOF — Sofia Airport · Sofia, Bulgaria
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 CNI
- DLC · Zhoushuizi Airport64 mi away
- YKH · Yingkou Lanqi Airport90 mi away
- DDG · Dandong Airport101 mi away
- AOG · Anshan Air Base127 mi away
Near SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 mi away
Frequently asked questions
How far is CNI from SOF?
The flight distance from Changhai (CNI) to Sofia (SOF) is 4,855 miles (7,813 km, 4,219 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNI to SOF?
A nonstop flight takes about 9h 59m 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 Changhai and Sofia?
Sofia is 5 hours behind Changhai.
What is the cheapest way to fly from CNI to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNI–SOF that never appear on search engines, with no booking fees.