Chicago to Sofia Flights
Flights from Chicago (CHI) to Sofia (SOF) connect United States and Bulgaria. The great-circle distance is approximately 8,365 km, and a typical direct flight takes about 11 to 12 hours. Airports commonly used for this city pair include CHI, ORD, MDW and SOF. The reverse route is Sofia to Chicago. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- Chicago, United States
- Destination
- Sofia, Bulgaria
- Distance
- 8,365 km
- Typical duration
- about 11 to 12 hours
- Origin codes
- CHI, ORD, MDW
- Destination codes
- SOF
- Primary keyword
- flights from Chicago to Sofia
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Compare live prices and schedules for this route.
Route overview
Chicago to Sofia is a city-pair air route between United States and Bulgaria. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are CHI and SOF. Related codes: CHI, ORD, MDW → SOF.
Distance
Approximate flight distance: 8,365 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 11 to 12 hours. Connecting itineraries take longer and depend on layover airports.
Airports
Chicago airports and metro codes: CHI, ORD, MDW.
Sofia airports and metro codes: SOF.
Alternative routes
Related searches include the reverse route Sofia to Chicago, other destinations from Chicago, and other origins into Sofia.
Frequently asked questions
How long is the flight from Chicago to Sofia?
Direct flights from Chicago to Sofia typically take about 11 to 12 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from Chicago to Sofia?
The great-circle distance between Chicago and Sofia is approximately 8,365 km. Flown distance can be longer depending on airways.
Which airports serve flights from Chicago to Sofia?
Chicago is commonly searched with code CHI (related: CHI, ORD, MDW). Sofia is commonly searched with code SOF (related: SOF).
Are there direct flights from Chicago to Sofia?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Sofia to Chicago?
The reverse city pair is Sofia to Chicago. Distance is the same great-circle measure (8,365 km); block time can differ with winds and schedules.
Which countries does the Chicago to Sofia route connect?
This route connects United States (Chicago) with Bulgaria (Sofia).