Flights from Sofia to Chicago and flight information

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Flight prices from Sofia to Chicago

Planning a trip from Sofia to Chicago and looking for the best fares? On Aviasurf you can find the latest prices for any day and choose the most convenient flight. Book a flight from Sofia to Chicago from $568. with departure on December 28, 2026.

Climate in Chicago and when to travel

The warmest month in Chicago is July, with an average monthly air temperature of 23.7 °C; the coldest is January at -3.7 °C. February has the lowest average monthly precipitation, 56 mm.

For the nearest observed departure in December, the climate normals are: average monthly air temperature -0.5 °C, monthly precipitation 64 mm, and daylight 9.0 hours.

Fare calendar for flights from Sofia to Chicago

Explore fare trends for flights Sofia — Chicago with our calendar. It helps you see ticket prices for each day of any month and optimize your travel budget. The tool makes finding the best deals even easier and more convenient.

Current flight offers from Sofia to Chicago

Below is a selection of tickets on the Sofia – Chicago route. Use our search to view all tickets on this route. For a more precise search, apply filters by airline, airports, flight duration, stops, baggage, cabin class, and departure or arrival time.

Cheapest fare with 3 stops from Sofia to Chicago

Found in the last 48 hours: a ticket from Wizz Air. Departure from Sofia Airport (SOF) is scheduled for 28.12.2026 at 20:00. Arrival at Chicago airport O'Hare International Airport (ORD) is expected on 30.12.2026 at 21:20. Ticket price is $568. Flight time 57 hours and 20 minutes. No checked baggage Find the same ticket

Cheapest flight

Wizz Air

W6 4389

20:00

Sofia (SOF)

28.12.2026

SOF

ORD

57h 20m

with 3 stops

21:20

Chicago (ORD)

30.12.2026

No baggage

Airbus A321neo

Economy

$568

Find flight

General flight information from Sofia to Chicago

Straight-line distance between cities

8358 km

5193 miles

Flight time

14 h 25 min

Fastest observed itinerary with connections

Time difference

7 hours

Chicago is behind Sofia

See also:

Flights from Chicago to Sofia for the return trip
Tickets from Sofia to any destination
Fares from Chicago to any destination
Tickets from Bulgaria to any destination
Tickets from United States to any destination
Prices for flights to Sofia
Cheap tickets to United States
Flights from Chicago to Bulgaria
Find flights from Sofia to United States
Flights from United States to Bulgaria
Flights from Bulgaria to United States

Flight schedule from Sofia to Chicago

Airports for flights from Sofia to Chicago

The Sofia — Chicago route is served by the following airports:

Airports in Sofia

Airport	Distance to city center	Lowest fare	Note
Sofia Airport (SOF)		$568

Distances are straight-line distances to the city center.

Airports in Chicago

Airport	Distance to city center	Lowest fare	Note
O'Hare International Airport (ORD)	25 km	$568

Distances are straight-line distances to the city center.

Airlines on itineraries from Sofia to Chicago

Available itineraries from Sofia to Chicago involve 19 airlines; shown below: 12. American Airlines appears most often in the observed options.

American Airlines

Flight numbers by segment: AA 7004 AA 87 AA 111 AA 7006 AA 91

Lufthansa

Flight numbers by segment: LH 1431 LH 9154 LH 7766 LH 1427 LH 432

United Airlines

Flight numbers by segment: UA 8836 UA 9849 UA 9836 UA 8834 UA 9125

Bulgaria Air

Flight numbers by segment: FB 851 FB 461 FB 431

Air Serbia

Flight numbers by segment: JU 163 JU 506

Brussels Airlines

Flight numbers by segment: SN 9085 SN 9108

Austrian Airlines

Flight numbers by segment: OS 780 OS 45

LOT Polish

Flight numbers by segment: LO 632 LO 3

Wizz Air

Flight numbers by segment: W6 4389

Wizz Air Malta

Flight numbers by segment: W4 5028

Ryanair

Flight numbers by segment: FR 5204

Aer Lingus

Flight numbers by segment: EI 125

Aircraft used on itinerary segments from Sofia to Chicago

Observed itinerary segments from Sofia to Chicago use 6 models of aircraft across 19 airlines.

Airbus A321neo

Airbus Industrie A321

Aerospatiale/Alenia ATR 72

Airbus Industrie A330-200

Boeing 737 MAX 8

Airbus Industrie A330-300

Connecting cities for flights from Sofia to Chicago

Flying from Sofia to Chicago with a layover? Consider these connecting cities:

Milan

Tirana

Belgrade

Dublin

Flights from Sofia to United States

Below are the most popular routes from Sofia to United States at the lowest prices from airlines on different dates, with no commission.

Wizz Air

W6 4401

Flights Sofia — New York→

16:55

Sofia (SOF)

19.11.2026

SOF

EWR

36h 15m

with 2 stops

22:10

New York (EWR)

20.11.2026

No baggage

Airbus A321neo

Economy

from $398

Find flight

Wizz Air

W6 4401

Flights Sofia — Atlanta→

16:55

Sofia (SOF)

13.12.2026

SOF

ATL

47h 7m

with 3 stops

09:02

Atlanta (ATL)

15.12.2026

No baggage

Airbus A321neo

Economy

from $506

Find flight

Wizz Air

W6 4389

Flights Sofia — Chicago→

20:00

Sofia (SOF)

28.12.2026

SOF

ORD

57h 20m

with 3 stops

21:20

Chicago (ORD)

30.12.2026

No baggage

Airbus A321neo

Economy

from $568

Find flight

Wizz Air

W6 4351

Flights Sofia — Miami→

06:30

Sofia (SOF)

22.12.2026

SOF

MIA

44h 5m

with 4 stops

19:35

Miami (MIA)

23.12.2026

No baggage

Airbus A321neo

Economy

from $588

Find flight

Wizz Air

W6 4401

Flights Sofia — Fort Lauderdale→

16:55

Sofia (SOF)

22.12.2026

SOF

FLL

36h 52m

with 4 stops

22:47

Fort Lauderdale (FLL)

23.12.2026

No baggage

Airbus A321neo

Economy

from $607

Find flight

Iberia

IB 7860

Flights Sofia — Newburgh→

10:10

Sofia (SOF)

18.11.2026

SOF

SWF

55h 29m

with 3 stops

10:39

Newburgh (SWF)

20.11.2026

No baggage

Airbus A220-300

Economy

from $607

Find flight

Alternative airport routes from Sofia to Chicago

The same city pair is also served through these departure or arrival airports.

Sofia → O'Hare International Airport
Observed fare from $568

Sofia → Chicago Executive Airport

Sofia → Chicago Midway International Airport

Sofia → Chicago Rockford International Airport

Sofia → DuPage Airport

Frequently asked questions about flights from Sofia to Chicago

Which airlines operated the lowest-priced itinerary we observed from Sofia to Chicago?

The lowest-priced itinerary we observed was $568 and included segments operated by Wizz Air, Wizz Air Malta, Air Serbia. This result is based on 3 distinct offers for the route. The offers were found from October 27, 2026 to October 28, 2026.

On which date have we observed the lowest fare from Sofia to Chicago?

The lowest fare we observed was $568 for departure on December 28, 2026. This is an observation from 3 distinct offers, not a prediction of future prices. The offers were found from October 27, 2026 to October 28, 2026.

How much does a flight from Sofia to Chicago cost?

Flight prices from Sofia to Chicago can vary greatly depending on airline, cabin class, season, and booking time. The lowest fare is $568.

Which airlines appear in available itineraries from Sofia to Chicago?

Available itineraries from Sofia to Chicago may include flight segments operated by Wizz Air, Wizz Air Malta, Air Serbia, Ryanair, Aer Lingus, Bulgaria Air, American Airlines, Brussels Airlines, Lufthansa, United Airlines, ITA Airways, KLM, Delta, Austrian Airlines, IndiGo, PIA, Turkish Airlines, LOT Polish, jetBlue.

How long is the flight from Sofia to Chicago?

The schedule data currently available to us does not list a nonstop flight from Sofia to Chicago. Recently observed itineraries with a plane change took from 14 hours and 25 minutes.

Are there direct flights from Sofia to Chicago?

The schedule data currently available to us does not show a nonstop flight from Sofia to Chicago. Other routings may be available — use our search to check options for your dates.

How much is a round-trip ticket Sofia — Chicago?

Round-trip fares from Sofia to Chicago vary by season, booking date, airline, and cabin class. The cheapest fare found is $1,166 with departure on December 8, 2026 and return on December 23, 2026. Use our search for the most up-to-date prices.

What are the carry-on baggage rules for flights from Sofia to Chicago?

Carry-on rules for flights from Sofia to Chicago vary by airline. Typically passengers can bring one carry-on bag and one personal item such as a laptop bag or handbag. Weight and size limits usually are around 7–10 kg and 55x40x20 cm. Liquids and some items have additional security rules. Always check the specific airline policy before you fly.

What are the rules for traveling with pets on flights from Sofia to Chicago?

Pet transport rules vary by airline. Generally pets must be in approved carriers. Some airlines allow small pets in the cabin, while larger pets must travel in the cargo hold. Health documents and certificates are required. Please confirm all requirements with your chosen airline.

How early should I arrive at the airport for a flight from Sofia to Chicago?

Arrive early — typically 2–3 hours before international flights and 1–2 hours before domestic flights. This allows time for check‑in, baggage drop, and security. Peak periods or certain destinations may require extra time.

What additional fees can occur when booking a ticket from Sofia to Chicago?

Additional fees can include seat selection, extra or special baggage, onboard meals, ticket changes or cancellations, early or late check‑in, and insurance. We do not add booking fees, but extra charges depend on the airline and fare rules.

Are there discounts or promotions for flights from Sofia to Chicago?

Discounts and promotions vary by airline and booking period. Many airlines run deals outside peak seasons or for early bookings. Check our site regularly for the latest offers, as availability can change quickly.

Are there night flights from Sofia to Chicago?

Yes, there are night flights from Sofia to Chicago operated by various airlines. These can be convenient for travelers looking to save daytime hours. Check current schedules and availability in our search.

Are there Wi‑Fi flights on the Sofia - Chicago route?

Wi‑Fi availability on Sofia - Chicago flights varies by airline and aircraft. Check details with specific airlines or use our search to see current options.

What are the most common transfer options on flights from Sofia to Chicago?

Flights from Sofia to Chicago can include various transfer options depending on the airline. Popular layover cities include Milan, Tirana, Belgrade, Dublin. Use our search to find the best transfer options.

What onboard services are provided on Sofia - Chicago flights?

Onboard services vary by airline. Typically passengers can expect entertainment, meals, and beverages, and some carriers offer Wi‑Fi or additional amenities. Check with the airline or use our search for details.

Which airports serve the Sofia - Chicago route?

The Sofia - Chicago route is usually served by these departure airports: Sofia Airport. Arrival is usually through these airports: O'Hare International Airport. Exact airport combinations depend on the airline and selected flight. Use our search for details.

What aircraft fly the Sofia - Chicago route?

Airlines operate various aircraft types on the Sofia - Chicago route. Examples include Airbus A321neo, Airbus Industrie A321, Aerospatiale/Alenia ATR 72, Airbus Industrie A330-200, Boeing 737 MAX 8, Airbus Industrie A330-300 and other models. Aircraft type depends on the carrier and specific flight. Use our search for up‑to‑date details.

Which connecting cities are common on the Sofia - Chicago route?

The Sofia - Chicago route may include different connecting cities, especially for non‑direct flights. Possible connections include Milan, Tirana, Belgrade, Dublin and others. Use our search to find the best option.