Cheap Flights from Sofia to Chicago

Compare Sofia to Chicago flight deals

Find the cheapest month or even day of the year to fly to Chicago

Book the best Chicago fare with no extra fees

Flight deals from Sofia to Chicago

Looking for a cheap last-minute deal or the best return flight from Sofia to Chicago? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Sofia to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sofia to Chicago flights are currently cheapest in September.

Alternative Sofia to Chicago routes

Looking for the cheapest, fastest or easiest route from Sofia to Chicago? You could fly into the following airports instead.

Sofia to Chicago: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,254
Cheapest month to flySeptember

Finding cheap flights from Sofia to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Sofia to Chicago is ر.ق.‏ 1,620. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sofia to Chicago. But we found flights with one or more stops from ر.ق.‏ 1,620.
As of June 2025, there are no flights flying from Sofia to Chicago.
The cheapest month to fly from Sofia to Chicago is usually June 2025.
If you're flying from Sofia Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from ر.ق.‏ 1,620.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sofia Airport to Chicago on Monday, 13 October 2025.
No airlines currently offer direct flights between Sofia Airport and Chicago. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 19°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, SWISS offers the cheapest flight tickets to Chicago.

Flying from Sofia Airport (SOF) to Chicago: what you need to know

  • Chicago is seven hours behind Sofia, where Sofia Airport is located. Chicago runs on the UTC-5 timezone.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you can comfortably catch your SOF to Chicago flight.

  • Longer lines at security and check-in are likely if you're travelling during high season, so give yourself some extra wiggle room. A good rule of thumb for peak times? Arrive up to four hours early for international flights and at least two hours for domestic departures.

  • We make it simple to book flight tickets from SOF to Chicago with a stopover. To see all the options, uncheck 'Direct flights only.' Then, select a flight offering a stop long enough to tour your chosen city. Major stopovers include:

    • Dublin Airport (DUB)

    • Zurich Airport (ZRH)

    • Frederic Chopin Airport (WAW)

  • Located around 6 kilometres from central Sofia, SOF can be reached in about 15 minutes by car. The journey on public transport takes roughly 35 minutes.

  • Catching an early flight from Sofia Airport to Chicago? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by choosing one of these stays close to SOF:

  • When it comes to the on-time performance of Sofia Airport, 66.73% of flights arrive within the expected time frame.

How to find the cheapest flights from Sofia Airport (SOF) to Chicago

  • ر.ق.‏ 1,254 is the lowest price we've found for a one-way Sofia Airport to Chicago flight. A return flight ticket right now is ر.ق.‏ 1,620. Depending on when and how early you book, these fares could change.

  • To pick up cheap flights from SOF to Chicago, book in advance. Airlines typically offer the most competitive fares when tickets are first released.

  • If you're willing to be flexible with your trip dates, make the most of the 'Whole month' search tool. It'll show you the cheapest price across every month when looking for a Sofia Airport to Chicago ticket.

  • You don't need to keep checking in to see if fares have dropped when you create a Price Alert. We'll update you as soon as there's an extra saving on cheap flights from SOF to Chicago.

  • Pick your ideal departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Sofia Airport to Chicago by 'Best,' 'Cheapest' or 'Fastest.'

Airports in Chicago

O'Hare International Airport (ORD)

  • O'Hare International Airport (ORD) is around 40 kilometres from central Chicago. If you're catching a cab or a ride-share, the drive takes about 35 minutes.

  • Travelling to the centre by public transport takes around 55 minutes.

  • If you're arriving on a late flight from Sofia Airport to Chicago, few things beat the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and snoozing not long after at one of these accommodation options near ORD:

  • Get on the fast track to adventure by picking up an O'Hare International Airport rental car. Grab a set of wheels from Routes Car Rentals, Dollar or Budget and explore beyond Chicago's usual tourist stops.

  • To secure the lowest price, book your vehicle from O'Hare International Airport about four weeks ahead of your flight from SOF to Chicago.

  • ORD is located at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • The centre of Chicago is about 19 kilometres from Chicago Midway International Airport (MDW). After your flight from Sofia Airport to Chicago has hit the runway and you've made your way through the terminal, expect a drive of around 20 minutes.

  • If you're travelling on public transport, it'll take around 45 minutes.

  • After stepping off your SOF to Chicago flight, unwind at a hotel close to MDW. These are some great accommodation options that'll help you slip into relaxation mode:

  • Forget about public transport schedules or cab lines. Pick up a Chicago Midway International Airport rental car and take your journey in whatever direction you like. Check out the rates and availability from Dollar, Hertz and Budget.

  • Get the lowest price by booking your ride from MDW four weeks in advance. You can also expect to have a bigger selection of vehicles.

  • Chicago Midway International Airport can be found at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • Step off your flight from Sofia Airport to Chicago and head for your hotel or start exploring right away. The centre of Chicago is around 137 kilometres from Chicago Rockford International Airport (RFD) and usually takes 1 hour 25 minutes to drive there.

  • The journey will take about 4 hours 15 minutes when travelling by public transport.

  • If you don't want to make your way into the centre, find a hotel close to RFD. Check in to one of these stays after your SOF to Chicago flight:

  • Whether you want a mini for a solo trip or a roomy SUV to transport your group, you'll find the right Chicago Rockford International Airport rental car for your needs. Browse the types of wheels available here from providers such as Budget, Alamo and National.

  • Booking at least a few weeks ahead of your flight from Sofia Airport to Chicago is a smart way to go. Along with better prices, you might find it easier to get the make and model you prefer at RFD.

  • Chicago Rockford International Airport can be found at 2 Airport Cir.

Best time to go to Chicago

  • Before you book your flights from Sofia Airport to Chicago, consider which time of year works best for you. Peak season in Chicago offers a bustling atmosphere and plenty of things to do, while the low season brings better hotel deals and fewer crowds.

  • The warmest month in Chicago is July, with temperatures ranging between 15ºC and 29ºC. Book your Sofia Airport to Chicago flight ticket then if that's your definition of good weather.

  • Look for cheap tickets from SOF to Chicago in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -12ºC and 3ºC on average.

More about Chicago

Explore more of United States

  • Chicago has plenty to offer, but there are so many other corners of United States waiting to be explored. Around 451 kilometres south-east of Chicago, a visit to Columbus will fill your itinerary to the brim. Check out popular attractions like Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

  • Around 257 kilometres south-east of Chicago, Indianapolis is another essential stop in United States. Start your sightseeing at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.