The cheapest times to fly from ORD to SOF are
- January 8th to May 13th (except the weeks of April 2nd and April 9th)
- October 1st to December 9th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to SOF is mid November. Prices can be as high as $940 for Saturday flights during mid December, or as low as $621 for Tuesday flights around mid November.
When to Fly to Sofia
Flying from Chicago, IL (ORD) to Sofia (SOF) will usually cost between $633 to $893 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $640. Due to high demand the most expensive time to fly is mid December, with an average price of $878. Planning your trip to low-cost times can easily save you $238 on economy flights and even more on first-class flights. Generally, any price below $672 can be considered a good price for a round-trip ORD to SOF flight.
See below for a graph of average weekly prices for the ORD to SOF route. All prices are for round-trip tickets in USD.
Compared to other flights, the ORD to SOF flight is cheaper than the average and costs less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.08, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $52 (7%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $692. Return trip prices are from the SOF to ORD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from ORD to SOF can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 20 minutes may not be realistic.
Flight Hacking ORD to SOF
Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ORD to SOF — but Champion Traveler does!
- Price for both tickets: $611
- Average savings: $62 (9.15%)
- Price for both tickets: $637
- Average savings: $36 (5.28%)
- Price for both tickets: $667
- Average savings: $5 (0.74%)
Flight Questions Answered
Still have questions about flying from ORD to SOF? We’ve got answers.
Which airlines fly this route?
You can find 24 major airlines flying this route most often: Air Canada, Air Europa, Air France, Air Serbia, Alitalia, American, Austrian, British Airways, Brussels Airlines, Delta, El Al, Emirates, Finnair, Iberia, KLM, LOT, Lufthansa, Qatar Airways, SAS, Singapore Airlines, SWISS, TAROM, Turkish Airlines, United, and potentially more during busy seasons.
How far away is it from Sofia Airport to Chicago O’Hare International Airport?
The distance between the two airports is roughly 5197 miles or 8364 kilometers.
How long does it take to fly from ORD to SOF?
The real-world flight time for a nonstop ORD to SOF flight is about 10 hour 20 minutes.
How many flights go between Chicago, IL and Sofia?
It depends on the day of the week and the date, but a typical day might have around 67 available flights from ORD to SOF.
Airport Location Info
|Origination airport name||Chicago O’Hare International Airport|
|Country||the United States|
|Destination airport name||Sofia Airport|
Flights to SOF
Flights from SOF
Flights to ORD
Flights from ORD
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.