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SQL to SOF: distance & flight time
San Carlos (San Carlos Airport) → Sofia (Sofia Airport)
6,490 mi
10,444 km · 5,639 nm
13h 11m
estimated nonstop flight time
+10h
time difference · heading northeast
See live SQL→SOF fares Phone-only fares on this route — call free
Flight time details
6,490 miles nonstop takes roughly 13h 11m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- SQL — San Carlos Airport · San Carlos, United States
- 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 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
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 SQL from SOF?
The flight distance from San Carlos (SQL) to Sofia (SOF) is 6,490 miles (10,444 km, 5,639 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to SOF?
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.
What is the time difference between San Carlos and Sofia?
Sofia is 10 hours ahead of San Carlos.
What is the cheapest way to fly from SQL to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–SOF that never appear on search engines, with no booking fees.