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Cheap flights from Chicago to Burgas from $433

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Burgas departing on 9/18. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Burgas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:25 pm - 3:15 pmORD  Chicago O'Hare Intl-BOJ Bourgas
38h 50m2 stops London Heathrow Vienna Intl
Multiple Airlines Logo
8:10 pm - 12:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
24h 45m1 stop Frankfurt am Main
$974Multiple Airlines
Tue, Sep 22 - Tue, Sep 29
Lufthansa Logo
9:29 pm - 7:25 pmORD  Chicago O'Hare Intl-BOJ Bourgas
37h 56m2 stops Detroit Metropolitan Wayne County Frankfurt am Main
Lufthansa Logo
9:10 am - 12:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
35h 45m1 stop Frankfurt am Main
$986Lufthansa
Sun, Sep 20 - Sun, Sep 27
Lufthansa Logo
4:05 pm - 6:20 pmORD  Chicago O'Hare Intl-BOJ Bourgas
18h 15m1 stop Frankfurt am Main
Lufthansa Logo
9:10 am - 7:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
18h 45m1 stop Frankfurt am Main
$1,035Lufthansa
Mon, Aug 24 - Sun, Oct 18
Lufthansa Logo
3:35 pm - 7:25 pmORD  Chicago O'Hare Intl-BOJ Bourgas
43h 50m2 stops Detroit Metropolitan Wayne County Frankfurt am Main
Lufthansa Logo
9:50 am - 12:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
35h 05m2 stops Munich Franz Josef Strauss Frankfurt am Main
$1,039Lufthansa
Sun, Sep 20 - Sun, Sep 27
Multiple Airlines Logo
4:05 pm - 6:20 pmORD  Chicago O'Hare Intl-BOJ Bourgas
18h 15m1 stop Frankfurt am Main
Multiple Airlines Logo
9:10 am - 9:00 amBOJ  Bourgas-ORD Chicago O'Hare Intl
31h 50m2 stops Frankfurt am Main Toronto Pearson Intl
$1,060Multiple Airlines
Mon, Aug 24 - Sun, Oct 18
Multiple Airlines Logo
4:20 pm - 12:20 pmORD  Chicago O'Hare Intl-BOJ Bourgas
12h 00m1 stop Vienna Intl
Multiple Airlines Logo
9:10 am - 7:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
18h 45m1 stop Frankfurt am Main
$1,061Multiple Airlines
Mon, Aug 24 - Sun, Oct 18
Lufthansa Logo
10:30 pm - 11:45 amORD  Chicago O'Hare Intl-BOJ Bourgas
29h 15m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
9:10 am - 7:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
18h 45m1 stop Frankfurt am Main
$1,067Lufthansa
Mon, Aug 24 - Sun, Oct 18
Multiple Airlines Logo
4:20 pm - 12:20 pmORD  Chicago O'Hare Intl-BOJ Bourgas
12h 00m1 stop Vienna Intl
Multiple Airlines Logo
9:10 am - 9:00 amBOJ  Bourgas-ORD Chicago O'Hare Intl
31h 50m2 stops Frankfurt am Main Toronto Pearson Intl
$1,067Multiple Airlines
Mon, Aug 24 - Sun, Oct 18
Multiple Airlines Logo
7:20 am - 12:20 pmORD  Chicago O'Hare Intl-BOJ Bourgas
21h 00m2 stops Boston Logan Intl Vienna Intl
Multiple Airlines Logo
7:05 pm - 7:55 pmBOJ  Bourgas-ORD Chicago O'Hare Intl
32h 50m1 stop Frankfurt am Main
$1,077Multiple Airlines
Thu, Aug 27 - Tue, Sep 1
Multiple Airlines Logo
10:30 pm - 11:45 amORD  Chicago O'Hare Intl-BOJ Bourgas
29h 15m2 stops Frankfurt am Main Munich Franz Josef Strauss
Multiple Airlines Logo
9:10 am - 11:21 amBOJ  Bourgas-ORD Chicago O'Hare Intl
34h 11m2 stops Frankfurt am Main Toronto Pearson Intl
$1,087Multiple Airlines
Mon, Aug 24 - Sun, Oct 18

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Lufthansa flights from Chicago to Burgas

Our best Lufthansa deals on Chicago to Burgas flight tickets
Lufthansa
Sep 20
ORD9:29 pmChicago O'Hare Intl
37h 56m
2 stops
BOJ7:25 pmBourgas
Sep 27
BOJ9:10 amBourgas
35h 45m
1 stop
ORD12:55 pmChicago O'Hare Intl
$986
Lufthansa
Aug 24
ORD4:05 pmChicago O'Hare Intl
18h 15m
1 stop
BOJ6:20 pmBourgas
Oct 18
BOJ9:10 amBourgas
18h 45m
1 stop
ORD7:55 pmChicago O'Hare Intl
$1,035
Lufthansa
Sep 20
ORD3:35 pmChicago O'Hare Intl
43h 50m
2 stops
BOJ7:25 pmBourgas
Sep 27
BOJ9:50 amBourgas
35h 05m
2 stops
ORD12:55 pmChicago O'Hare Intl
$1,039

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Burgas 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 August 10, 2026.
Use the filters below to find and compare flights from Chicago to Burgas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Tue 9/22

4:25 pm-3:15 pm

2 stops38h 50m

Bourgas

Tue 9/29

8:10 pm-12:55 pm

1 stop24h 45m

$974

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Sun 9/20

9:29 pm-7:25 pm

2 stops37h 56m

Bourgas

Sun 9/27

9:10 am-12:55 pm

1 stop35h 45m

$986

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

4:05 pm-6:20 pm

1 stop18h 15m

Bourgas

Sun 10/18

9:10 am-7:55 pm

1 stop18h 45m

$1,035

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Sun 9/20

3:35 pm-7:25 pm

2 stops43h 50m

Bourgas

Sun 9/27

9:50 am-12:55 pm

2 stops35h 05m

$1,039

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

4:05 pm-6:20 pm

1 stop18h 15m

Bourgas

Sun 10/18

9:10 am-9:00 am

2 stops31h 50m

$1,060
Quickest round-trip

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

4:20 pm-12:20 pm

1 stop12h 00m

Bourgas

Sun 10/18

9:10 am-7:55 pm

1 stop18h 45m

$1,061

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

10:30 pm-11:45 am

2 stops29h 15m

Bourgas

Sun 10/18

9:10 am-7:55 pm

1 stop18h 45m

$1,067

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

4:20 pm-12:20 pm

1 stop12h 00m

Bourgas

Sun 10/18

9:10 am-9:00 am

2 stops31h 50m

$1,067

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Thu 8/27

7:20 am-12:20 pm

2 stops21h 00m

Bourgas

Tue 9/1

7:05 pm-7:55 pm

1 stop32h 50m

$1,077

ChicagoBurgas

ORD Chicago O'Hare Intl - BOJ Bourgas

ORDBOJ

Chicago O'Hare Intl

Mon 8/24

10:30 pm-11:45 am

2 stops29h 15m

Bourgas

Sun 10/18

9:10 am-11:21 am

2 stops34h 11m

$1,087

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago to Burgas

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 airline that flies from Chicago to Bourgas?

Aer Lingus is the most popular carrier operating from Chicago to Bourgas

When to book flights from Chicago to Burgas

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

Cheap Chicago to Burgas (CHI to BOJ) flight deals and tips

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

Fastest flight time

12h 00m

Direct flights

None
The fastest flight from Chicago to Burgas takes 12h 00m
There are no direct flights from Chicago to Burgas. There are no popular flight routes from Chicago to Burgas.
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Frequently asked questions about flying from Chicago to Burgas

  • How far is Chicago to Bourgas by plane?

    Bourgas is 5343.8 mi away from Chicago. Flights usually cover this in 12h 00m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Bourgas Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Bourgas Airport.

  • What documentation or ID do you need to fly to Bourgas Airport?

    The travel and health documents you'll need for your trip to Bourgas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bourgas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago to Burgas?

Best airlines flying from Chicago to Burgas

Compare and see reviews for airlines that fly from Chicago to Burgas with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $703Free CancellationRating
6.8
8,176 reviews
Search Lufthansa flights

Traveling to a place near Burgas?

Book flights to Burgas if you plan to visit one of these locations
Sunny Beach
Sozopol
Obzor
Pomorie
Primorsko

Why use momondo?

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

It is quick and easy to find Chicago to Burgas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Burgas that suits you.

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

Flights from Chicago to Burgas 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 Chicago to Burgas?

momondo helps you find the best flight between Chicago and Burgas 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 Chicago to Burgas right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Burgas from Chicago. 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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