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Flights from Chicago to Sofia

What to know about flights from Chicago to Sofia?

The distance between Chicago and Sofia is approximately 8,357.53km.

Cheapest one-way
TRY 20,543
Turkish Airlines Turkish Airlines CHI-SOF 19h 25m · 1 stop Sun, Jan 3
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Cheapest return
TRY 57,402
Turkish Airlines Turkish Airlines CHI-SOF 12h 55m · 2 stops Mon, Dec 14 - Sat, Dec 19
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Route details
8,357.53km
Flight distance

Explore the cheapest one-way and round-trip flights from Chicago to Sofia over the next 90 days, with one-way fares from TRY 20,543 and round-trip from TRY 57,402. Based on Trip.com's latest 7-day flight data.

Displayed flight fares from Chicago to Sofia are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airlines are the most popular for Chicago to Sofia flights?

Choose from 2 airlines flying from Chicago to Sofia, including LOT Polish Airlines, Turkish Airlines and . Turkish Airlines currently offers the cheapest ticket on this route.
LOT Polish Airlines logo LOT Polish Airlines
Turkish Airlines logo Turkish Airlines
Airlines are determined based on actual purchased flight tickets from Chicago to Sofia according to previous 12 months data from Trip.com.

Flight FAQs

  • Which airlines offer the cheapest flights from Chicago to Sofia?

    Based on Trip.com data, Turkish Airlines offers Cheapest nonstop one-way flights from TRY 20,543 (for example, ORD–SOF on Sun, Jan 3). For a Cheapest nonstop return flight, Turkish Airlines offers fares from TRY 57,402, departing on Mon, Dec 14 and returning on Sat, Dec 19.
  • At the moment, several airlines serve connecting flights from Chicago to Sofia, including: LOT Polish Airlines Turkish Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Here are some tips for finding the best flight deals from Chicago to Sofia on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Sun, Jan 3, with one-way fares from just TRY 20,543.
    · Compare airlines. Turkish Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Get exclusive promo codes on the Trip.com app.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Chicago to Sofia on Sun, Nov 15 with Turkish Airlines, with prices starting at TRY 21,289.
  • Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects O'Hare International Airport and Sofia Airport (ORD–SOF).
  • The time difference between Sofia and Chicago is 8h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Chicago to Sofia is TRY 35,559. Fares vary by travel date, airline and availability.
  • Enter Chicago and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.