Charleston to Sofia (CHS–SOF) — Airlines, Schedules & Connections

CHS Airport Page →
5,322 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 6 1-stop flights Verified 1mo ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Charleston to Sofia
Connecting service available through multiple hubs.
1 Airlines 5,322 mi 4h 46m nonstop +7h ahead 6 1-stop hubs

CHS–SOF is served by 1 airline with nonstop service. CMB leads the route. The flight covers 5,322 miles in approximately 4h 46m. Beyond nonstop, 6 hubs offer 1-stop connections.

Also explore CHS Routes SOF Routes CHS Live Flights SOF Live Flights CHS Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop CHS–SOF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
CMB CMB 0 – – 72% – –
Alliance coverage
Unaffiliated: CMB (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for CHS to SOF.
1-STOP
One-Stop Connections
6
Hubs
~11h
Fastest
~19h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
297
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+7h
Sofia is 7 hours ahead of Charleston.
CHS: EDT · SOF: EEST

When it's 6:00 PM in Charleston, it's 1:00 AM (next day) in Sofia.
Distance & Flight Time
5,322 mi / 8,564 km
Nonstop flight time is approximately 4h 46m.
Visa & Entry

US passport holders enter Bulgaria visa-free for stays up to 90 days within any 180-day period. Bulgaria joined the Schengen area in 2024, so the 90-day clock is now shared with all other Schengen countries. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

Verify entry requirements with official sources before travel.
Facts

CHS–SOF Quick Facts

Key statistics for the Charleston to Sofia route.
Route details
Distance5,322 mi / 8,564 km
Flight time4h 46m
Time difference+7 hours
Airlines (nonstop)1
1-stop connections6 hubs
Origin: CHS
Full nameCharleston International Airport
IATA / ICAOCHS / KCHS
TimezoneAmerica/New_York
Passengers/yr6.2M
Elevation46 ft / 14 m
Destination: SOF
Full nameSofia Airport
IATA / ICAOSOF / LBSF
TimezoneEurope/Sofia
Passengers/yr7.9M
Elevation1,742 ft / 531 m
FAQ

Frequently Asked Questions

Common questions about CHS to SOF flights.
Nonstop flights from Charleston International Airport to Sofia Airport take approximately 4h 46m. The route covers 5,322 miles.
1 airline operates nonstop service: CMB.
Yes, 1-stop connections are available through LTN, PSM, CVG, RAK, AMM and BWI. These options provide additional schedule flexibility.
Sofia is 7 hours ahead of Charleston.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from CHS to SOF

Charleston International Airport (CHS) and Sofia Airport (SOF) are connected by nonstop service from CMB.

CHS to SOF Flight Duration and Schedule

Nonstop flight time from CHS to SOF ranges from 4 hours 46 minutes. The route covers a distance of 5,322 miles (8,564 km).

Connecting Options and Alternatives

6 one-stop connections are available, with the fastest taking approximately 11 hours via LTN. Two-stop connections are also available via intermediate hubs.