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Cheap flights from Illinois to Bulgaria from $338

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:10 pm - 9:25 pmORD  Chicago O'Hare Intl-VAR Varna
17h 15m1 stop Istanbul
Turkish Airlines Logo
9:40 am - 11:00 amVAR  Varna-ORD Chicago O'Hare Intl
33h 20m1 stop Istanbul
$679Turkish Airlines
Sun, Oct 18 - Tue, Nov 3
Turkish Airlines Logo
8:10 pm - 9:25 pmORD  Chicago O'Hare Intl-VAR Varna
17h 15m1 stop Istanbul
Turkish Airlines Logo
9:40 am - 11:00 amVAR  Varna-ORD Chicago O'Hare Intl
33h 20m1 stop Istanbul
$688Turkish Airlines
Sun, Oct 18 - Tue, Nov 3
Multiple Airlines Logo
9:50 pm - 10:55 pmORD  Chicago O'Hare Intl-SOF Sofia
17h 05m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
6:25 am - 2:52 pmSOF  Sofia-ORD Chicago O'Hare Intl
16h 27m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$709Multiple Airlines
Tue, Mar 2 - Wed, Mar 10
Multiple Airlines Logo
12:50 pm - 1:25 pmORD  Chicago O'Hare Intl-SOF Sofia
16h 35m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
6:25 am - 2:52 pmSOF  Sofia-ORD Chicago O'Hare Intl
16h 27m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$710Multiple Airlines
Tue, Feb 23 - Tue, Mar 9
Lufthansa Logo
9:50 pm - 11:00 pmORD  Chicago O'Hare Intl-SOF Sofia
17h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main
Lufthansa Logo
6:25 am - 1:10 pmSOF  Sofia-ORD Chicago O'Hare Intl
14h 45m1 stop Frankfurt am Main
$712Lufthansa
Tue, Dec 29 - Tue, Jan 12
United Airlines Logo
1:10 pm - 1:15 pmORD  Chicago O'Hare Intl-SOF Sofia
16h 05m2 stops Newark Munich Franz Josef Strauss
United Airlines Logo
6:25 am - 6:45 pmSOF  Sofia-ORD Chicago O'Hare Intl
19h 20m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$714United Airlines
Tue, Mar 2 - Tue, Mar 16
United Airlines Logo
11:15 am - 12:10 pmORD  Chicago O'Hare Intl-SOF Sofia
16h 55m2 stops Washington, D.C. Reagan-National Munich Franz Josef Strauss
United Airlines Logo
6:20 am - 2:48 pmSOF  Sofia-ORD Chicago O'Hare Intl
16h 28m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
$714United Airlines
Tue, Mar 30 - Tue, Apr 13
British Airways Logo
6:21 pm - 8:10 pmORD  Chicago O'Hare Intl-SOF Sofia
41h 49m2 stops Washington, D.C. Reagan-National London Heathrow
British Airways Logo
5:15 pm - 11:59 pmSOF  Sofia-ORD Chicago O'Hare Intl
38h 44m2 stops London Heathrow Dallas/Fort Worth
$722British Airways
Mon, Dec 28 - Mon, Jan 11
Lufthansa Logo
9:50 pm - 10:55 pmORD  Chicago O'Hare Intl-SOF Sofia
17h 05m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:25 am - 1:10 pmSOF  Sofia-ORD Chicago O'Hare Intl
14h 45m1 stop Frankfurt am Main
$728Lufthansa
Sun, Feb 28 - Sun, Mar 14
British Airways Logo
5:10 pm - 4:20 pmORD  Chicago O'Hare Intl-SOF Sofia
15h 10m1 stop London Heathrow
British Airways Logo
7:45 pm - 1:45 pmSOF  Sofia-ORD Chicago O'Hare Intl
26h 00m1 stop London Heathrow
$742British Airways
Sun, Jan 24 - Sun, Feb 7

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Air Serbia flights from Illinois to Bulgaria

Our best Air Serbia deals on Illinois to Bulgaria flight tickets
Air Serbia
Oct 17
ORD11:20 pmChicago O'Hare Intl
19h 40m
1 stop
SOF3:00 amSofia
May 4
SOF4:00 pmSofia
30h 30m
1 stop
ORD2:30 pmChicago O'Hare Intl
$756
Air Serbia
Oct 17
ORD11:20 pmChicago O'Hare Intl
32h 10m
1 stop
SOF3:30 pmSofia
May 4
SOF4:00 pmSofia
30h 30m
1 stop
ORD2:30 pmChicago O'Hare Intl
$767
Air Serbia
Oct 3
ORD11:20 pmChicago O'Hare Intl
19h 40m
1 stop
SOF3:00 amSofia
Feb 25
SOF4:00 pmSofia
30h 45m
1 stop
ORD2:45 pmChicago O'Hare Intl
$873

Turkish Airlines flights from Illinois to Bulgaria

Our best Turkish Airlines deals on Illinois to Bulgaria flight tickets
Turkish Airlines
Oct 18
ORD8:10 pmChicago O'Hare Intl
17h 15m
1 stop
VAR9:25 pmVarna
Nov 3
VAR9:40 amVarna
33h 20m
1 stop
ORD11:00 amChicago O'Hare Intl
$679
Turkish Airlines
Oct 18
ORD8:10 pmChicago O'Hare Intl
17h 15m
1 stop
VAR9:25 pmVarna
Nov 3
VAR9:40 amVarna
33h 20m
1 stop
ORD11:00 amChicago O'Hare Intl
$688
Turkish Airlines
Nov 23
ORD8:15 pmChicago O'Hare Intl
16h 35m
1 stop
SOF8:50 pmSofia
Dec 7
SOF9:30 amSofia
16h 50m
1 stop
ORD6:20 pmChicago O'Hare Intl
$711

momondo Fare Finder

 
Use the filters below to find and compare flights from Illinois to Bulgaria that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

ChicagoVarna

ORD Chicago O'Hare Intl - VAR Varna

ORDVAR

Chicago O'Hare Intl

Sun 10/18

8:10 pm-9:25 pm

1 stop17h 15m

Varna

Tue 11/3

9:40 am-11:00 am

1 stop33h 20m

$679

ChicagoVarna

ORD Chicago O'Hare Intl - VAR Varna

ORDVAR

Chicago O'Hare Intl

Sun 10/18

8:10 pm-9:25 pm

1 stop17h 15m

Varna

Tue 11/3

9:40 am-11:00 am

1 stop33h 20m

$688

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Tue 3/2

9:50 pm-10:55 pm

1 stop17h 05m

Sofia

Wed 3/10

6:25 am-2:52 pm

2 stops16h 27m

$709

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Tue 2/23

12:50 pm-1:25 pm

2 stops16h 35m

Sofia

Tue 3/9

6:25 am-2:52 pm

2 stops16h 27m

$710

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Tue 12/29

9:50 pm-11:00 pm

2 stops17h 10m

Sofia

Tue 1/12

6:25 am-1:10 pm

1 stop14h 45m

$712

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Tue 3/2

1:10 pm-1:15 pm

2 stops16h 05m

Sofia

Tue 3/16

6:25 am-6:45 pm

2 stops19h 20m

$714

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Tue 3/30

11:15 am-12:10 pm

2 stops16h 55m

Sofia

Tue 4/13

6:20 am-2:48 pm

2 stops16h 28m

$714

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Mon 12/28

6:21 pm-8:10 pm

2 stops41h 49m

Sofia

Mon 1/11

5:15 pm-11:59 pm

2 stops38h 44m

$722
Quickest round-trip

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Sun 2/28

9:50 pm-10:55 pm

1 stop17h 05m

Sofia

Sun 3/14

6:25 am-1:10 pm

1 stop14h 45m

$728

ChicagoSofia

ORD Chicago O'Hare Intl - SOF Sofia

ORDSOF

Chicago O'Hare Intl

Sun 1/24

5:10 pm-4:20 pm

1 stop15h 10m

Sofia

Sun 2/7

7:45 pm-1:45 pm

1 stop26h 00m

$742

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 Bulgaria from

How to get the cheapest flight ticket from Illinois to Bulgaria

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 Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $615.

How far in advance should I book a flight from Illinois to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $808 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from Illinois for as low as $747 on momondo.

Can stopping save me money on Illinois to Bulgaria flights?

You could potentially save up to 10% on your flight if you consider stops on a Illinois to Bulgaria flight.

Cheap Illinois to Bulgaria flight deals and tips

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

Best Price Found

$338

Fastest flight time

12h 00m

Direct flights

None
The best one-way flight to Bulgaria from Illinois in the past 72 hours is $338. The best round-trip flight deal from Illinois to Bulgaria found on momondo in the last 72 hours is $679.
The fastest flight from Illinois to Bulgaria takes 12h 00m
There are no direct flights from Illinois to Bulgaria. There are no popular flight routes from Illinois to Bulgaria.
Search flight deals

Frequently asked questions about flying from Illinois to Bulgaria

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

    Prices for flights from Illinois to Bulgaria are refreshed on a daily basis.

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

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

    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 Illinois to Bulgaria.

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

    The travel and health documents you'll need for your trip to Bulgaria 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 Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Bulgaria

Compare and see reviews for airlines that fly from Illinois to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $451Free CancellationRating
7.1
3,042 reviews
Search JetBlue flights
Turkish AirlinesPriceFrom $526Free CancellationRating
7.4
4,451 reviews
Search Turkish Airlines flights
SWISSPriceFrom $565Free CancellationRating
7.5
2,086 reviews
Search SWISS flights
British AirwaysPriceFrom $580Free CancellationRating
6.7
8,242 reviews
Search British Airways flights
United AirlinesPriceFrom $583Free CancellationRating
7.4
10,260 reviews
Search United Airlines flights
Air FrancePriceFrom $585Free CancellationRating
7.5
1,650 reviews
Search Air France flights
LOTPriceFrom $586Free CancellationRating
7.6
1,197 reviews
Search LOT flights
LufthansaPriceFrom $610Free CancellationRating
6.8
8,251 reviews
Search Lufthansa flights
KLMPriceFrom $613Free CancellationRating
7.8
1,578 reviews
Search KLM flights
Air SerbiaPriceFrom $726Free CancellationRating
6.1
236 reviews
Search Air Serbia flights

Why use momondo?

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

It is quick and easy to find Illinois to Bulgaria 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 Bulgaria that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Bulgaria from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Bulgaria from Illinois. 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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