£248 Cheap Flights from Chicago (ORD) to Sofia (SOF)

You can find one-way and return flights from ORD to SOF with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to SOF ticket fares go up or down.

If you're looking for the cheapest time to fly from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF), November is typically your best bet, with average return flights around £482. November often sees lower prices because it's outside of peak holiday travel seasons, leading to less demand. Other budget-friendly months for this route include January and October.

Enter ORD to SOF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Republic Airlines is one of the cheapest airlines offering connecting return flights from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF), with tickets starting from around £643 for flights that can be booked for departure within the next year, with a layover in John F. Kennedy Intl. (JFK). These prices are for an adult, economy/coach class ticket. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) is typically in October or November. These months offer a great balance, with return flights averaging around £482.

There are approximately 100 connecting flights per day from Chicago O'Hare International (ORD) to Sofia (SOF). Some common connection points include Pearson International (YYZ), John F. Kennedy International (JFK), and Frankfurt International (FRA).

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ORD to SOF. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) on a Tuesday, with around 91 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, American Airlines, and Delta. Looking at the week, Tuesdays offer notably more flight options compared to other days, ensuring you have a good selection to choose from.

The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) are in the afternoon, from 3pm to 6pm. Many major carriers, including Lufthansa, United and Austrian Airlines, offer flights during this window. Many travellers prefer this time as it allows for a full day of activities before heading to the airport, and you'll arrive in Sofia ready to start your day.

There are no nonstop flights from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF). The distance between these two cities is approximately 8,365 kilometres. If you're looking for a flight with one stop, you can expect the journey to take around 16 hours 48 minutes. Flights with two or more stops typically take longer, averaging about 19 hours 30 minutes. Keep in mind that these are average travel times and can vary depending on your specific routing, layover duration, and factors like wind patterns.

You can fly business class or first class between ORD and SOF. Airlines that offer business class service on this route include:

• Lufthansa
• Air France
• Iberia
• Turkish Airlines
• Swiss International Air Lines
• TAP Portugal
• LOT-Polish Airlines
• Emirates
• Icelandair
• Republic Airlines
• ITA Airways
• KLM
• Air Canada
• British Airways
• Delta
• American Airlines
• United
• Austrian Airlines

First class cabins are available on:

• Lufthansa
• Swiss International Air Lines

It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Chicago, IL (ORD-O'Hare Intl.) to Sofia (SOF) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.