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Cheap flights from Chicago (CHI) to Sofia (SOF)

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The best prices from Chicago to Sofia are usually found in February or January, booked 55 days in advance, depart on a Tuesday or Monday and return on a Thursday

How to find the cheapest flight from
Chicago (CHI) to Sofia (SOF)

CHI - SOF
Price
$597 - $945
SOF
Temperature
39.2 - 82.4 °F
SOF
Rainfall
1.1 - 3.2 inches

Popular in

June

High demand for flights, 21% potential price rise

Cheapest in

February

Best time to find cheap flights, 21% potential price drop

Round-trip from

$597

From Chicago to Sofia

One-way from

$516

One-way flight from Chicago to Sofia

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Chicago to Sofia?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 8% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Chicago to Sofia?

Travelers have found it’s best to book a flight 45 days in advance to save up to 6% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago to Sofia 1-2 weeks in advance for as low as $1,056, or $1,132 for flights within the next 24 hours.

When is the cheapest time to fly from Chicago to Sofia (CHI - SOF)?

It’s typically best to fly out from Chicago to Sofia in the morning. Doing so could potentially save you 8% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap flights from Chicago to Sofia in September, October 2020

The best prices found for CHI to SOF flights for September, October
27 Oct - 3 Nov
$359pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 26 Nov
$360pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 26 Nov
$374pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Chicago to Sofia 2020 flight deals

Cheap flights to Sofia from Chicago found for this year
27 Oct - 3 Nov
$359pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 26 Nov
$360pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
11 Oct - 26 Nov
$374pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Sofia

Late deals on round-trip flights to Sofia from Chicago, departing today and this week
8 Oct - 22 Nov
$516pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SOF
Sofia
SOF
Sofia
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
5 Oct - 11 Nov
$521pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SOF
Sofia
SOF
Sofia
KLM
 
1 STOP
ORD
Chicago O'Hare Intl
8 Oct - 23 Nov
$523pp
ORD
Chicago O'Hare Intl
Lufthansa
 
1 STOP
SOF
Sofia
SOF
Sofia
Lufthansa
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Sofia from Chicago

The cheapest one-way flights from Chicago to Sofia
4:40 pm - 9:20 am
Multiple Airlines
2 Stops
56h 40m
ORD - SOF
Multiple Airlines
$516
qatarairways.com
12:25 pm - 9:20 am
Qatar Airways
3 Stops
60h 55m
ORD - SOF
Qatar Airways
$520
KAYAK
4:25 pm - 1:10 pm
Lufthansa
1 Stop
12h 45m
ORD - SOF
Lufthansa
$580
SnapTravelAir

Related info for your journey

Useful info, stats and facts about Chicago to Sofia flights.

Flight FAQs

From Chicago to Sofia

Are flight prices decreasing from Chicago to Sofia due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Sofia for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Chicago to Sofia for under $400 on Cheapflights?

Yes, there are multiple flights from Chicago to Sofia for under $400. The cheapest flight booked recently is on Multiple Airlines for just $359, but on average you can expect to pay $418.

Are there nonstop flights from Chicago to Sofia for under $400 on Cheapflights?

There are no nonstop flights from Chicago to Sofia, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Chicago to Sofia for under $600?

There are currently 20+ open flights from Chicago to Sofia within the next 7 days for less than $600.

Is Chicago weather warmer or cooler than Sofia?

We forecast the temperature to be around the 84 °F's in July, on average. The temperature in Sofia is generally colder than in Chicago. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Chicago to Sofia?

There are many flights that can get you from Chicago to Sofia in 12h 40m. Fly via Lufthansa, Turkish Airlines, or KLM to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Chicago to Sofia one-way?

For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $316. Users have also found prices from $573 and $585 on Qatar Airways and Lufthansa, respectively.

Destination information for Sofia

Things to know before you go. Useful info for your trip from Chicago to Sofia
Today's exchange rate
$1 = 1.68 Лв
Average temperature for September in Sofia
73.4 °F
Avg rainfall for September in Sofia
2.8 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Sofia

Home Europe Bulgaria Sofia Cheap flights from Chicago to Sofia