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SOF to SEE: distance & flight time
Sofia (Sofia Airport) → El Cajon (Gillespie Field)
6,647 mi
10,698 km · 5,776 nm
13h 30m
estimated nonstop flight time
-10h
time difference · heading northwest
See live SOF→SEE fares Phone-only fares on this route — call free
Flight time details
6,647 miles nonstop takes roughly 13h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- SOF — Sofia Airport · Sofia, Bulgaria
- SEE — Gillespie Field · El Cajon, 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 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
Near SEE
Frequently asked questions
How far is SOF from SEE?
The flight distance from Sofia (SOF) to El Cajon (SEE) is 6,647 miles (10,698 km, 5,776 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to SEE?
A nonstop flight takes about 13h 30m 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 Sofia and El Cajon?
El Cajon is 10 hours behind Sofia.
What is the cheapest way to fly from SOF to SEE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–SEE that never appear on search engines, with no booking fees.