$319 Find Cheap Flights from Chicago to Sofia - Compare and Save

If you intend to stay at a hotel within SOF grounds, you're in luck, as the airport boasts the Ibis Sofia Airport. A 10min walk from Terminal A, this hotel boasts elite rooms. Thus, it's safe to say that your comfort is guaranteed at this hotel.

In case you'd like to move from Terminal 1 to 2, or vice versa, you can board the free shuttle bus that connects these terminals. Daily, this bus operates from 5 am to 11 pm. It covers the route every 15min.

If you'd like to breastfeed your infant while waiting for your flight to Sofia at ORD, you need not worry about struggling to find a private space to feed your baby, as ORD features several nursing rooms. The said nursing rooms are near Gate B10 in Terminal 1, on the walkway between Gates E5 and F9 in Terminal 2, near the Urban Garden in Terminal 3's rotunda, and a short distance from Gate M14 in Terminal 5.

If you need assistance at MDW, you should visit the airport's information desk, situated at the Main Entrance of the airport's terminal. At this desk, you'll get all the help you need, as it is manned by informed airport staff.

In the last 5 days, the lowest price for a flight from Chicago to Sofia was $319 for a one-way ticket and $767 for a round-trip.

Yes, you’ll need a passport to travel to Sofia from Chicago.

When flying out of Chicago you will be using one of these airports: Chicago Midway or Chicago O'Hare Intl. You will be landing at Sofia.

We unfortunately don’t have that data for this specific route.

oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Chicago and Sofia, with oneworld being the most commonly used for this route.

Istanbul is the most popular layover city among KAYAK users traveling from Chicago to Sofia.

The two airlines most popular with KAYAK users for flights from Chicago to Sofia are KLM and LOT. With an average price for the route of $1,032 and an overall rating of 7.8, KLM is the most popular choice. LOT is also a great choice for the route, with an average price of $890 and an overall rating of 7.6.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Sofia.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Chicago is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Chicago with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.