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Cheap flights from Sofia to Chicago from $393

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to Chicago departing on 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sofia to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
3:50 pm - 9:40 am
SOF
-
ORD
25h 50m
1 stop
Turkish Airlines Logo
11:25 am - 1:15 pm
ORD
-
SOF
17h 50m
1 stop
$740Turkish Airlines
Wed, Jul 8 - Thu, Aug 13
Turkish Airlines Logo
9:05 pm - 9:40 am
SOF
-
ORD
20h 35m
1 stop
Turkish Airlines Logo
8:10 pm - 8:45 am
ORD
-
SOF
28h 35m
1 stop
$741Turkish Airlines
Wed, Jul 8 - Thu, Aug 13
Turkish Airlines Logo
3:50 pm - 9:40 am
SOF
-
ORD
25h 50m
1 stop
Turkish Airlines Logo
8:10 pm - 3:00 pm
ORD
-
SOF
34h 50m
1 stop
$742Turkish Airlines
Sun, Jun 21 - Wed, Sep 9
Turkish Airlines Logo
3:50 pm - 9:40 am
SOF
-
ORD
25h 50m
1 stop
Turkish Airlines Logo
11:25 am - 8:15 pm
ORD
-
SOF
24h 50m
1 stop
$743Turkish Airlines
Wed, Jul 8 - Tue, Aug 18
Turkish Airlines Logo
3:50 pm - 9:40 am
SOF
-
ORD
25h 50m
1 stop
Turkish Airlines Logo
8:10 pm - 8:45 am
ORD
-
SOF
28h 35m
1 stop
$745Turkish Airlines
Sun, Jun 21 - Tue, Jul 7
LOT Logo
5:25 am - 3:10 pm
SOF
-
ORD
17h 45m
1 stop
LOT Logo
9:50 pm - 1:55 am
ORD
-
SOF
20h 05m
1 stop
$746LOT
Thu, Sep 10 - Tue, Sep 29
Turkish Airlines Logo
3:50 pm - 9:40 am
SOF
-
ORD
25h 50m
1 stop
Turkish Airlines Logo
8:10 pm - 3:00 pm
ORD
-
SOF
34h 50m
1 stop
$747Turkish Airlines
Sun, Jun 21 - Tue, Jul 7
LOT Logo
6:45 pm - 7:50 pm
SOF
-
ORD
33h 05m
1 stop
LOT Logo
9:50 pm - 1:50 pm
ORD
-
SOF
32h 00m
1 stop
$753LOT
Mon, Jul 13 - Tue, Aug 18
LOT Logo
6:45 pm - 7:50 pm
SOF
-
ORD
33h 05m
1 stop
LOT Logo
9:50 pm - 1:55 am
ORD
-
SOF
20h 05m
1 stop
$754LOT
Mon, Jul 13 - Tue, Aug 18
Turkish Airlines Logo
9:05 pm - 7:25 pm
SOF
-
ORD
30h 20m
1 stop
Turkish Airlines Logo
9:20 pm - 3:10 pm
ORD
-
SOF
33h 50m
1 stop
$760Turkish Airlines
Sat, Oct 24 - Sat, Nov 7

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LOT flights from Sofia to Chicago O'Hare Intl Airport

Our best LOT deals on Sofia to Chicago O'Hare Intl Airport flight tickets
LOT
Jul 13
SOF6:45 pmSofia
33h 05m
1 stop
ORD7:50 pmChicago O'Hare Intl
Aug 18
ORD9:50 pmChicago O'Hare Intl
32h 00m
1 stop
SOF1:50 pmSofia
$753
LOT
Jul 13
SOF6:45 pmSofia
33h 05m
1 stop
ORD7:50 pmChicago O'Hare Intl
Aug 18
ORD9:50 pmChicago O'Hare Intl
20h 05m
1 stop
SOF1:55 amSofia
$754
LOT
Jul 8
SOF6:45 pmSofia
28h 20m
2 stops
ORD3:05 pmChicago O'Hare Intl
Aug 13
ORD9:50 pmChicago O'Hare Intl
12h 10m
1 stop
SOF6:00 pmSofia
$766

Turkish Airlines flights from Sofia to Chicago O'Hare Intl Airport

Our best Turkish Airlines deals on Sofia to Chicago O'Hare Intl Airport flight tickets
Turkish Airlines
Jul 8
SOF9:05 pmSofia
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Aug 20
ORD8:10 pmChicago O'Hare Intl
34h 50m
1 stop
SOF3:00 pmSofia
$740
Turkish Airlines
Jul 8
SOF9:05 pmSofia
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Aug 13
ORD8:10 pmChicago O'Hare Intl
28h 35m
1 stop
SOF8:45 amSofia
$741
Turkish Airlines
Jun 21
SOF3:50 pmSofia
25h 50m
1 stop
ORD9:40 amChicago O'Hare Intl
Sep 9
ORD8:10 pmChicago O'Hare Intl
34h 50m
1 stop
SOF3:00 pmSofia
$742

momondo Fare Finder

 
Customize your flight search to find flights from Sofia to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Sofia to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaChicago

SOF - ORD

SOFORD

Sofia

Wed 7/8

3:50 pm-9:40 am

1 stop25h 50m

Chicago O'Hare Intl

Thu 8/13

11:25 am-1:15 pm

1 stop17h 50m

$740

SofiaChicago

SOF - ORD

SOFORD

Sofia

Wed 7/8

9:05 pm-9:40 am

1 stop20h 35m

Chicago O'Hare Intl

Thu 8/13

8:10 pm-8:45 am

1 stop28h 35m

$741

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sun 6/21

3:50 pm-9:40 am

1 stop25h 50m

Chicago O'Hare Intl

Wed 9/9

8:10 pm-3:00 pm

1 stop34h 50m

$742

SofiaChicago

SOF - ORD

SOFORD

Sofia

Wed 7/8

3:50 pm-9:40 am

1 stop25h 50m

Chicago O'Hare Intl

Tue 8/18

11:25 am-8:15 pm

1 stop24h 50m

$743

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sun 6/21

3:50 pm-9:40 am

1 stop25h 50m

Chicago O'Hare Intl

Tue 7/7

8:10 pm-8:45 am

1 stop28h 35m

$745
Quickest round-trip

SofiaChicago

SOF - ORD

SOFORD

Sofia

Thu 9/10

5:25 am-3:10 pm

1 stop17h 45m

Chicago O'Hare Intl

Tue 9/29

9:50 pm-1:55 am

1 stop20h 05m

$746

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sun 6/21

3:50 pm-9:40 am

1 stop25h 50m

Chicago O'Hare Intl

Tue 7/7

8:10 pm-3:00 pm

1 stop34h 50m

$747

SofiaChicago

SOF - ORD

SOFORD

Sofia

Mon 7/13

6:45 pm-7:50 pm

1 stop33h 05m

Chicago O'Hare Intl

Tue 8/18

9:50 pm-1:50 pm

1 stop32h 00m

$753

SofiaChicago

SOF - ORD

SOFORD

Sofia

Mon 7/13

6:45 pm-7:50 pm

1 stop33h 05m

Chicago O'Hare Intl

Tue 8/18

9:50 pm-1:55 am

1 stop20h 05m

$754

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sat 10/24

9:05 pm-7:25 pm

1 stop30h 20m

Chicago O'Hare Intl

Sat 11/7

9:20 pm-3:10 pm

1 stop33h 50m

$760

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Chicago from

How to get the cheapest flight ticket from Sofia to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sofia and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of July is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Sofia averaging around $716.

How far in advance should I book a flight from Sofia to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Sofia when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $766 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Sofia for as low as $710 on momondo.

How have Sofia to Chicago O'Hare Intl Airport flight prices changed over time?

As of May 2026, prices for Sofia to Chicago O'Hare Intl Airport flights are approximately 38% more expensive when compared to flights at the same time last year.

When to book flights from Sofia to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sofia to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sofia to Chicago O'Hare Intl Airport (SOF to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sofia to Chicago O'Hare Intl Airport

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from Sofia to Chicago O'Hare Intl Airport takes 12h 50m
There are no direct flights from Sofia to Chicago O'Hare Intl Airport. There are no popular flight routes from Sofia to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Sofia to Chicago O'Hare Intl Airport

  • How far is Sofia to Chicago O'Hare Intl by plane?

    The distance between Sofia and Chicago O'Hare Intl is about 5191.0 mi. 12h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sofia Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Sofia Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sofia Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Sofia Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sofia Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sofia to Chicago O'Hare Intl Airport?

Best airlines flying from Sofia to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Sofia to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $616Free CancellationRating
7.4
4,345 reviews
Search Turkish Airlines flights
LOTPriceFrom $618Free CancellationRating
7.5
1,193 reviews
Search LOT flights
KLMPriceFrom $652Free CancellationRating
7.8
1,511 reviews
Search KLM flights
Austrian AirlinesPriceFrom $658Free CancellationRating
7.6
914 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $685Free CancellationRating
7.4
9,682 reviews
Search United Airlines flights
LufthansaPriceFrom $711Free CancellationRating
6.8
7,972 reviews
Search Lufthansa flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Rosemont
Naperville
New Buffalo
Orland Park
Oak Brook
Kenosha
Joliet
Aurora
Janesville
Racine
Hammond
Tinley Park
Elgin
Evanston

Why use momondo?

Why should I use momondo to find a flight deal from Sofia to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sofia to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Sofia to Chicago with flexible booking policies on momondo?

Flights from Sofia to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Sofia to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sofia to Chicago.

I’m not ready to book a flight from Sofia to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Sofia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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