Need help booking?
Unpublished phone-only deals available
CLD to SOF: distance & flight time
Carlsbad (Mc Clellan-Palomar Airport) → Sofia (Sofia Airport)
6,637 mi
10,682 km · 5,768 nm
13h 29m
estimated nonstop flight time
+10h
time difference · heading northeast
See live CLD→SOF fares Phone-only fares on this route — call free
Flight time details
6,637 miles nonstop takes roughly 13h 29m 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
- CLD — Mc Clellan-Palomar Airport · Carlsbad, 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 CLD
- SAN · San Diego International Airport28 mi away
- OCN · Oceanside Municipal Airport7 mi away
- NKX · Miramar Marine Corps Air Station - Mitscher Field20 mi away
- SEE · Gillespie Field27 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 CLD from SOF?
The flight distance from Carlsbad (CLD) to Sofia (SOF) is 6,637 miles (10,682 km, 5,768 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CLD to SOF?
A nonstop flight takes about 13h 29m 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 Carlsbad and Sofia?
Sofia is 10 hours ahead of Carlsbad.
What is the cheapest way to fly from CLD to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CLD–SOF that never appear on search engines, with no booking fees.