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RLK to SOF: distance & flight time
Bayannur (Bayannur Tianjitai Airport) → Sofia (Sofia Airport)
4,150 mi
6,679 km · 3,606 nm
8h 36m
estimated nonstop flight time
-5h
time difference · heading northwest
See live RLK→SOF fares Phone-only fares on this route — call free
Flight time details
4,150 miles nonstop takes roughly 8h 36m 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
- RLK — Bayannur Tianjitai Airport · Bayannur, 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 RLK
- WUA · Wuhai Airport93 mi away
- BAV · Baotou Airport121 mi away
- DSN · Ordos Ejin Horo Airport149 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 RLK from SOF?
The flight distance from Bayannur (RLK) to Sofia (SOF) is 4,150 miles (6,679 km, 3,606 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RLK to SOF?
A nonstop flight takes about 8h 36m 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 Bayannur and Sofia?
Sofia is 5 hours behind Bayannur.
What is the cheapest way to fly from RLK to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RLK–SOF that never appear on search engines, with no booking fees.