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Cheap flights from Bulgaria to Chicago from $320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bulgaria to Chicago departing on 4/24. 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

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Find the cheapest flights from Bulgaria to Chicago

Recent round-trip flight deals from Bulgaria to Chicago

Enter your travel dates to find the best prices.
Turkish Airlines Logo
3:50 pm - 6:15 pm
SOF
-
ORD
34h 25m
1 stop
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
SOF
16h 05m
1 stop
$682Turkish Airlines
Sa, Jun 6 - Fr, Jul 10
Turkish Airlines Logo
2:05 pm - 9:40 am
SOF
-
ORD
27h 35m
1 stop
Turkish Airlines Logo
11:25 am - 1:15 pm
ORD
-
SOF
17h 50m
1 stop
$684Turkish Airlines
So, Apr 12 - Sa, Apr 25
LOT Logo
6:45 pm - 3:10 pm
SOF
-
ORD
28h 25m
1 stop
LOT Logo
9:50 pm - 1:55 am
ORD
-
SOF
20h 05m
1 stop
$697LOT
Mi, Sep 9 - Mi, Sep 30
LOT Logo
5:25 am - 7:50 pm
SOF
-
ORD
22h 25m
1 stop
LOT Logo
9:50 pm - 6:00 pm
ORD
-
SOF
12h 10m
1 stop
$699LOT
Fr, Mai 8 - So, Sep 27
KLM Logo
7:00 am - 5:54 pm
SOF
-
MDW
18h 54m
2 stops
KLM Logo
1:24 pm - 2:00 pm
MDW
-
SOF
16h 36m
2 stops
$755KLM
So, Apr 12 - Sa, Apr 25
KLM Logo
7:00 am - 5:54 pm
SOF
-
MDW
18h 54m
2 stops
KLM Logo
1:24 pm - 2:00 pm
MDW
-
SOF
16h 36m
2 stops
$757KLM
So, Apr 12 - Sa, Apr 25
Multiple Airlines Logo
7:00 am - 5:58 pm
SOF
-
MDW
18h 58m
2 stops
Multiple Airlines Logo
1:22 pm - 2:00 pm
MDW
-
SOF
16h 38m
2 stops
$793Multiple Airlines
Mi, Apr 22 - Do, Jun 4
Multiple Airlines Logo
7:00 am - 5:56 pm
SOF
-
MDW
18h 56m
2 stops
Multiple Airlines Logo
1:22 pm - 2:00 pm
MDW
-
SOF
16h 38m
2 stops
$873Multiple Airlines
Do, Mai 7 - Di, Jun 2
Lufthansa Logo
4:00 pm - 12:55 pm
VAR
-
ORD
28h 55m
2 stops
Lufthansa Logo
10:30 pm - 8:35 am
ORD
-
VAR
26h 05m
1 stop
$903Lufthansa
Fr, Apr 24 - Di, Mai 5
Lufthansa Logo
4:00 pm - 12:55 pm
VAR
-
ORD
28h 55m
2 stops
Lufthansa Logo
10:30 pm - 8:45 pm
ORD
-
VAR
14h 15m
2 stops
$906Lufthansa
Fr, Apr 24 - Di, Mai 5

KLM flights from Bulgaria to Chicago

Our best KLM deals on Bulgaria to Chicago flight tickets
KLM
Apr 23
SOF7:00 amSofia
15h 15m
1 stop
ORD2:15 pmChicago O'Hare Intl
May 1
ORD4:20 pmChicago O'Hare Intl
13h 40m
1 stop
SOF2:00 pmSofia
$740
KLM
Apr 23
SOF7:00 amSofia
15h 15m
1 stop
ORD2:15 pmChicago O'Hare Intl
May 1
ORD4:20 pmChicago O'Hare Intl
13h 40m
1 stop
SOF2:00 pmSofia
$743
KLM
Apr 23
SOF7:00 amSofia
17h 18m
2 stops
ORD4:18 pmChicago O'Hare Intl
May 1
ORD4:20 pmChicago O'Hare Intl
13h 40m
1 stop
SOF2:00 pmSofia
$750

Turkish Airlines flights from Bulgaria to Chicago

Our best Turkish Airlines deals on Bulgaria to Chicago flight tickets
Turkish Airlines
Jun 6
SOF3:50 pmSofia
34h 25m
1 stop
ORD6:15 pmChicago O'Hare Intl
Jul 10
ORD11:25 amChicago O'Hare Intl
19h 35m
1 stop
SOF3:00 pmSofia
$682
Turkish Airlines
Apr 12
SOF2:05 pmSofia
27h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Apr 25
ORD11:25 amChicago O'Hare Intl
17h 50m
1 stop
SOF1:15 pmSofia
$684
Turkish Airlines
May 22
SOF9:05 pmSofia
20h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
Aug 10
ORD8:10 pmChicago O'Hare Intl
28h 35m
1 stop
SOF8:45 amSofia
$687

momondo Fare Finder

 
Customize your flight search to find flights from Bulgaria to Chicago 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 März 31, 2026.
Use the filters below to find and compare flights from Bulgaria to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaChicago

SOF - ORD

SOFORD

Sofia

Sa 6/6

3:50 pm-6:15 pm

1 stop34h 25m

Chicago O'Hare Intl

Fr 7/10

8:10 pm-8:15 pm

1 stop16h 05m

$682

SofiaChicago

SOF - ORD

SOFORD

Sofia

So 4/12

2:05 pm-9:40 am

1 stop27h 35m

Chicago O'Hare Intl

Sa 4/25

11:25 am-1:15 pm

1 stop17h 50m

$684

SofiaChicago

SOF - ORD

SOFORD

Sofia

Mi 9/9

6:45 pm-3:10 pm

1 stop28h 25m

Chicago O'Hare Intl

Mi 9/30

9:50 pm-1:55 am

1 stop20h 05m

$697
Quickest round-trip

SofiaChicago

SOF - ORD

SOFORD

Sofia

Fr 5/8

5:25 am-7:50 pm

1 stop22h 25m

Chicago O'Hare Intl

So 9/27

9:50 pm-6:00 pm

1 stop12h 10m

$699

SofiaChicago

SOF - MDW

SOFMDW

Sofia

So 4/12

7:00 am-5:54 pm

2 stops18h 54m

Chicago Midway

Sa 4/25

1:24 pm-2:00 pm

2 stops16h 36m

$755

SofiaChicago

SOF - MDW

SOFMDW

Sofia

So 4/12

7:00 am-5:54 pm

2 stops18h 54m

Chicago Midway

Sa 4/25

1:24 pm-2:00 pm

2 stops16h 36m

$757

SofiaChicago

SOF - MDW

SOFMDW

Sofia

Mi 4/22

7:00 am-5:58 pm

2 stops18h 58m

Chicago Midway

Do 6/4

1:22 pm-2:00 pm

2 stops16h 38m

$793

SofiaChicago

SOF - MDW

SOFMDW

Sofia

Do 5/7

7:00 am-5:56 pm

2 stops18h 56m

Chicago Midway

Di 6/2

1:22 pm-2:00 pm

2 stops16h 38m

$873

VarnaChicago

VAR - ORD

VARORD

Varna

Fr 4/24

4:00 pm-12:55 pm

2 stops28h 55m

Chicago O'Hare Intl

Di 5/5

10:30 pm-8:35 am

1 stop26h 05m

$903

VarnaChicago

VAR - ORD

VARORD

Varna

Fr 4/24

4:00 pm-12:55 pm

2 stops28h 55m

Chicago O'Hare Intl

Di 5/5

10:30 pm-8:45 pm

2 stops14h 15m

$906

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Bulgaria to Chicago

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 cheapest month to fly to Chicago?

The month of April is, on average, the cheapest month to fly to Chicago from Bulgaria, with most prices found around $708. If you’re not able to fly to Chicago in April, then September is your next best option. Flight prices from Bulgaria to Chicago during September average around $708.

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

You are more likely to see cheaper flights to Chicago from Bulgaria when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $752 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Bulgaria for as low as $701 on momondo.

Cheap Bulgaria to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bulgaria to Chicago

Fastest flight time

17h 27m

Direct flights

None
The fastest flight from Bulgaria to Chicago takes 17h 27m
There are no direct flights from Bulgaria to Chicago. There are no popular flight routes from Bulgaria to Chicago.
Search flight deals

  • When did momondo last update prices for flights from Bulgaria to Chicago?

    Prices for flights from Bulgaria to Chicago refresh daily.

  • How many operators does momondo search for flights from Bulgaria to Chicago?

  • How old do you have to be to fly from Bulgaria to Chicago?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bulgaria to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago 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.

Best airlines flying from Bulgaria to Chicago

Compare and see reviews for airlines that fly from Bulgaria to Chicago with momondo
Airline
Rating
Free Cancellation
Price
LOTPriceFrom $619Free CancellationRating
7.5
1,180 reviews
Search LOT flights
Turkish AirlinesPriceFrom $625Free CancellationRating
7.4
4,291 reviews
Search Turkish Airlines flights
KLMPriceFrom $631Free CancellationRating
7.8
1,481 reviews
Search KLM flights
Austrian AirlinesPriceFrom $654Free CancellationRating
7.6
903 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $683Free CancellationRating
7.4
9,530 reviews
Search United Airlines flights
LufthansaPriceFrom $707Free CancellationRating
6.8
7,880 reviews
Search Lufthansa flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Schererville
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bulgaria to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Bulgaria to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Bulgaria and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Bulgaria to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport