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Cheap flight deals from Chicago to Sofia Starting at €267

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • ORD09:56 pm
        31h 59m
        1 stop
        SOF01:55 pm
        Wed, Feb 19|Chicago - Sofia|American Airlines
        €267€412
        35% OFF
        35% OFF
        €412€267

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Wed, Feb 19, arriving at Sofia Airport. One-way Prices start from €267 including taxes and charges.

      • ORD07:30 pm
        24h 30m
        1 stop
        SOF03:00 am
        Sun, Mar 16|Chicago - Sofia|American Airlines
        €273€412
        34% OFF
        34% OFF
        €412€273

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Sun, Mar 16, arriving at Sofia Airport. One-way Prices start from €273 including taxes and charges.

      • ORD08:25 pm
        22h 35m
        1 stop
        SOF03:00 am
        Thu, Feb 20|Chicago - Sofia|American Airlines
        €286€412
        31% OFF
        31% OFF
        €412€286

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Thu, Feb 20, arriving at Sofia Airport. One-way Prices start from €286 including taxes and charges.

      • ORD04:30 pm
        15h 5m
        1 stop
        SOF03:35 pm
        Wed, Apr 9|Chicago - Sofia|Air Serbia
        €321
        €321

        Choose Air Serbia flights from Chicago to Sofia. The one-way connecting flight with Air Serbia departs from O'Hare International Airport on Wed, Apr 9, arriving at Sofia Airport. One-way Prices start from €321 including taxes and charges.

      • ORD05:50 pm
        16h 40m
        1 stop
        SOF06:30 pm
        Sat, Mar 29|Chicago - Sofia|American Airlines
        €331
        €331

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Sat, Mar 29, arriving at Sofia Airport. One-way Prices start from €331 including taxes and charges.

      • ORD10:20 pm
        31h 15m
        1 stop
        SOF01:35 pm
        Thu, Apr 17|Chicago - Sofia|American Airlines
        €340
        €340

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Thu, Apr 17, arriving at Sofia Airport. One-way Prices start from €340 including taxes and charges.

      • ORD05:30 pm
        14h
        1 stop
        SOF03:30 pm
        Sat, Mar 8|Chicago - Sofia|Air Serbia
        €348
        €348

        Choose Air Serbia flights from Chicago to Sofia. The one-way connecting flight with Air Serbia departs from O'Hare International Airport on Sat, Mar 8, arriving at Sofia Airport. One-way Prices start from €348 including taxes and charges.

      • ORD05:30 pm
        14h
        1 stop
        SOF03:30 pm
        Sat, Mar 1|Chicago - Sofia|Air Serbia
        €350
        €350

        Choose Air Serbia flights from Chicago to Sofia. The one-way connecting flight with Air Serbia departs from O'Hare International Airport on Sat, Mar 1, arriving at Sofia Airport. One-way Prices start from €350 including taxes and charges.

      • ORD06:26 pm
        19h 39m
        1 stop
        SOF10:05 pm
        Wed, Feb 26|Chicago - Sofia|American Airlines
        €353
        €353

        Choose American Airlines flights from Chicago to Sofia. The one-way connecting flight with American Airlines departs from O'Hare International Airport on Wed, Feb 26, arriving at Sofia Airport. One-way Prices start from €353 including taxes and charges.

      • ORD04:30 pm
        15h 5m
        1 stop
        SOF03:35 pm
        Wed, Apr 2|Chicago - Sofia|Air Serbia
        €354
        €354

        Choose Air Serbia flights from Chicago to Sofia. The one-way connecting flight with Air Serbia departs from O'Hare International Airport on Wed, Apr 2, arriving at Sofia Airport. One-way Prices start from €354 including taxes and charges.

      • CHI01:00 pm
        3h 5m
        Nonstop
        SOF02:00 pm
        Sun, Feb 23|Chicago - Sofia|American Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Chicago to Sofia Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. JU507

    Air Serbia

    04:30 pm

    ORD

    9.7h

    09:10 am

    BEG

    -----F-
    Search

  2. JU112

    Air Serbia

    01:20 pm

    BEG

    1.3h

    03:35 pm

    SOF

    SMTWTFS

  3. TP244

    TAP Air Portugal

    06:00 pm

    ORD

    7.9h

    07:55 am

    LIS

    --T-T-S
    Search

  4. TP554

    TAP Air Portugal

    03:05 pm

    LIS

    3.1h

    07:10 pm

    MUC

    SM-WTFS

  5. TP7546

    TAP Air Portugal

    08:10 pm

    MUC

    1.8h

    11:00 pm

    SOF

    -MTWTFS

  6. BA5129

    British Airways

    06:25 pm

    ORD

    2.5h

    09:55 pm

    BOS

    S--WT-S
    Search

  7. BA202

    British Airways

    09:55 pm

    BOS

    6.6h

    09:30 am

    LHR

    SMTWTFS

  8. BA890

    British Airways

    11:55 am

    LHR

    3.2h

    05:05 pm

    SOF

    SMT-TF-

  9. BA5129

    British Airways

    06:25 pm

    ORD

    2.5h

    09:55 pm

    BOS

    S--WT-S
    Search

  10. BA1540

    British Airways

    08:05 pm

    BOS

    6.8h

    07:50 am

    LHR

    SMTWTFS

  11. BA890

    British Airways

    11:55 am

    LHR

    3.2h

    05:05 pm

    SOF

    SMT-TF-

  12. LX009

    Swiss Airlines

    07:05 pm

    ORD

    8.7h

    10:45 am

    ZRH

    SMTWTFS
    Search

  13. LX1390

    Swiss Airlines

    11:00 am

    ZRH

    2.3h

    02:15 pm

    SOF

    S--W--S

  14. FI852

    Icelandair

    07:25 pm

    ORD

    6.3h

    06:40 am

    KEF

    SMTWTFS
    Search

  15. FI470

    Icelandair

    07:40 am

    KEF

    3.3h

    10:55 am

    LGW

    SMTWTFS

  16. U28753

    easyJet

    01:00 pm

    LGW

    3.3h

    06:15 pm

    SOF

    -M-----

  17. LH435

    Lufthansa

    09:40 pm

    ORD

    8.5h

    01:10 pm

    MUC

    S-TWTFS
    Search

  18. LH1706

    Lufthansa

    08:10 pm

    MUC

    1.8h

    11:00 pm

    SOF

    -MTWTFS

  19. LH435

    Lufthansa

    09:40 pm

    ORD

    8.5h

    01:10 pm

    MUC

    S-TWTFS
    Search

  20. LH1704

    Lufthansa

    03:50 pm

    MUC

    1.8h

    06:40 pm

    SOF

    S-TW--S

  21. LO004

    LOT Polish Airlines

    09:55 pm

    ORD

    8.9h

    01:50 pm

    WAW

    SMTWTF-
    Search

  22. LO633

    LOT Polish Airlines

    02:50 pm

    WAW

    2.0h

    05:50 pm

    SOF

    SMTWTFS

  23. LH433

    Lufthansa

    10:30 pm

    ORD

    8.6h

    02:05 pm

    FRA

    ------S
    Search

  24. LH1428

    Lufthansa

    02:40 pm

    FRA

    2.2h

    05:50 pm

    SOF

    SMTW-FS
Find more flights and airlines

When is the cheapest time to fly from Chicago to Sofia?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Sofia (SOF) the cheapest?

    Airlines adjust prices for flights from Chicago to Sofia based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to Sofia (SOF) cost?

    According to Trip.com's data, the lowest price is around €1,091.

  • What is the transportation method from the main airport to downtown in Sofia?

    • The distance from Sofia Airport to downtown is about 7 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Chicago to Sofia

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Sofia. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Chicago to Sofia

Cheapest nonstop flight price€266
Off-season for travelJanuary
Peak season for travelMay
Flight distance8,357.53 km
Popular airlineAmerican Airlines

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