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Cheap flights from Illinois to Serbia from $265

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Serbia departing on 1/26. 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 Illinois to Serbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:20 pm - 7:25 pmORD-BEG
16h 05m1 stop
Turkish Airlines Logo
8:15 pm - 10:05 amBEG-ORD
20h 50m1 stop
$550Turkish Airlines
Find Deal
Sun, Jan 11 - Wed, Jan 21
Turkish Airlines Logo
11:25 am - 8:30 amORD-BEG
14h 05m1 stop
Turkish Airlines Logo
9:20 am - 6:15 pmBEG-ORD
15h 55m1 stop
$551Turkish Airlines
Find Deal
Mon, Apr 13 - Tue, Apr 21
Turkish Airlines Logo
11:50 am - 8:10 amORD-BEG
13h 20m1 stop
Turkish Airlines Logo
9:00 am - 6:25 pmBEG-ORD
16h 25m1 stop
$558Turkish Airlines
Find Deal
Sat, Jan 3 - Thu, Feb 5
Lufthansa Logo
12:44 pm - 5:05 pmSTL-BEG
21h 21m2 stops
Lufthansa Logo
1:30 pm - 11:59 pmBEG-STL
17h 29m2 stops
$560Lufthansa
Find Deal
Wed, Jan 28 - Sun, Feb 1
Delta Logo
11:10 am - 11:25 pmEVV-BEG
29h 15m2 stops
Delta Logo
12:35 pm - 5:19 pmBEG-EVV
35h 44m2 stops
$562Delta
Find Deal
Thu, Feb 19 - Mon, Feb 23
Lufthansa Logo
3:50 pm - 12:50 pmSTL-BEG
14h 00m1 stop
Lufthansa Logo
1:30 pm - 11:59 pmBEG-STL
17h 29m2 stops
$666Lufthansa
Find Deal
Wed, Jan 28 - Sun, Feb 1
Delta Logo
10:09 am - 11:55 amEVV-BEG
18h 46m2 stops
Delta Logo
6:05 am - 5:11 pmBEG-EVV
18h 06m2 stops
$762Delta
Find Deal
Fri, Dec 5 - Tue, Dec 9
Multiple Airlines Logo
4:05 pm - 12:45 pmSTL-BEG
14h 40m2 stops
Multiple Airlines Logo
6:15 am - 2:55 pmBEG-STL
14h 40m1 stop
$1,053Multiple Airlines
Find Deal
Thu, Mar 12 - Wed, Mar 18
Multiple Airlines Logo
1:28 pm - 11:55 amMDW-BEG
15h 27m2 stops
Multiple Airlines Logo
6:30 am - 10:22 pmBEG-MDW
22h 52m2 stops
$1,079Multiple Airlines
Find Deal
Fri, Jan 16 - Sat, Jan 31
Air Canada Logo
4:05 pm - 12:45 pmSTL-BEG
14h 40m2 stops
Air Canada Logo
6:15 am - 9:00 pmBEG-STL
20h 45m3 stops
$1,216Air Canada
Find Deal
Thu, Mar 12 - Wed, Mar 18

Turkish Airlines flights from Illinois to Serbia

Our best Turkish Airlines deals on Illinois to Serbia flight tickets
Turkish Airlines
Jan 11
ORD8:20 pmChicago O'Hare Intl
16h 05m
1 stop
BEG7:25 pmBelgrade Nikola Tesla
Jan 21
BEG8:15 pmBelgrade Nikola Tesla
20h 50m
1 stop
ORD10:05 amChicago O'Hare Intl
$550
Find similar
Turkish Airlines
Apr 13
ORD11:25 amChicago O'Hare Intl
14h 05m
1 stop
BEG8:30 amBelgrade Nikola Tesla
Apr 21
BEG9:20 amBelgrade Nikola Tesla
15h 55m
1 stop
ORD6:15 pmChicago O'Hare Intl
$551
Find similar
Turkish Airlines
Jan 3
ORD11:50 amChicago O'Hare Intl
13h 20m
1 stop
BEG8:10 amBelgrade Nikola Tesla
Feb 5
BEG9:00 amBelgrade Nikola Tesla
16h 25m
1 stop
ORD6:25 pmChicago O'Hare Intl
$558
Find similar

Lufthansa flights from Illinois to Serbia

Our best Lufthansa deals on Illinois to Serbia flight tickets
Lufthansa
Jan 28
STL12:44 pmLambert-St Louis
21h 21m
2 stops
BEG5:05 pmBelgrade Nikola Tesla
Feb 1
BEG1:30 pmBelgrade Nikola Tesla
17h 29m
2 stops
STL11:59 pmLambert-St Louis
$560
Find similar
Lufthansa
Jan 28
STL3:50 pmLambert-St Louis
14h 00m
1 stop
BEG12:50 pmBelgrade Nikola Tesla
Feb 1
BEG1:30 pmBelgrade Nikola Tesla
17h 29m
2 stops
STL11:59 pmLambert-St Louis
$666
Find similar
Lufthansa
Nov 27
ORD9:50 pmChicago O'Hare Intl
12h 15m
1 stop
BEG5:05 pmBelgrade Nikola Tesla
Dec 13
BEG6:25 amBelgrade Nikola Tesla
13h 45m
1 stop
ORD1:10 pmChicago O'Hare Intl
$759
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Serbia 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 November 22, 2025.
Use the filters below to find and compare flights from Illinois to Serbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sun 1/11

8:20 pm-7:25 pm

1 stop16h 05m

Belgrade Nikola Tesla

Wed 1/21

8:15 pm-10:05 am

1 stop20h 50m

$550

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Mon 4/13

11:25 am-8:30 am

1 stop14h 05m

Belgrade Nikola Tesla

Tue 4/21

9:20 am-6:15 pm

1 stop15h 55m

$551

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sat 1/3

11:50 am-8:10 am

1 stop13h 20m

Belgrade Nikola Tesla

Thu 2/5

9:00 am-6:25 pm

1 stop16h 25m

$558

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 1/28

12:44 pm-5:05 pm

2 stops21h 21m

Belgrade Nikola Tesla

Sun 2/1

1:30 pm-11:59 pm

2 stops17h 29m

$560

EvansvilleBelgrade

EVV - BEG

EVVBEG

Evansville Dress Regional

Thu 2/19

11:10 am-11:25 pm

2 stops29h 15m

Belgrade Nikola Tesla

Mon 2/23

12:35 pm-5:19 pm

2 stops35h 44m

$562

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 1/28

3:50 pm-12:50 pm

1 stop14h 00m

Belgrade Nikola Tesla

Sun 2/1

1:30 pm-11:59 pm

2 stops17h 29m

$666

EvansvilleBelgrade

EVV - BEG

EVVBEG

Evansville Dress Regional

Fri 12/5

10:09 am-11:55 am

2 stops18h 46m

Belgrade Nikola Tesla

Tue 12/9

6:05 am-5:11 pm

2 stops18h 06m

$762

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Thu 3/12

4:05 pm-12:45 pm

2 stops14h 40m

Belgrade Nikola Tesla

Wed 3/18

6:15 am-2:55 pm

1 stop14h 40m

$1,053

ChicagoBelgrade

MDW - BEG

MDWBEG

Chicago Midway

Fri 1/16

1:28 pm-11:55 am

2 stops15h 27m

Belgrade Nikola Tesla

Sat 1/31

6:30 am-10:22 pm

2 stops22h 52m

$1,079

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Thu 3/12

4:05 pm-12:45 pm

2 stops14h 40m

Belgrade Nikola Tesla

Wed 3/18

6:15 am-9:00 pm

3 stops20h 45m

$1,216

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 Serbia from

How to get the cheapest flight ticket from Illinois to Serbia

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 Serbia?

The cheapest month to fly to Serbia from Illinois is in February. Flight prices, which tend to average around $591, are often lower during this time because this is during the off-season. If you are unable to visit Serbia during the month of February, then departing from Illinois during the month January is also very affordable. Most momondo users find prices during this month for around $598.

What is the cheapest day to depart on your flight to Serbia?

According to our data, Friday is the cheapest day to fly to Serbia from Illinois. The lowest ticket price found for a Friday departure recently was $879. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Serbia is Monday, with ticket prices averaging around $1,023.

What is the cheapest Illinois to Serbia flight route?

Fly from Chicago O'Hare Intl to Belgrade Nikola Tesla for the best Illinois - Serbia flight prices

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

You are more likely to see cheaper flights to Serbia from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Serbia for around $844 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Serbia from Illinois for as low as $802 on momondo.

What cabin class options are available on Illinois to Serbia flights?

There are 3 cabin classes available to choose from on Illinois to Serbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Serbia flights?

No. A direct flight is the cheapest option for a flight between Illinois to Serbia.

Cheap Illinois to Serbia flight deals and tips

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

Best Price Found

$374

Fastest flight time

9h 40m

Direct flights

Thu and Sun

Airports in Serbia

1 airport
The best one-way flight to Serbia from Illinois in the past 72 hours is $374. The best round-trip flight deal from Illinois to Serbia found on momondo in the last 72 hours is $810.
The fastest flight from Illinois to Serbia takes 9h 40m
Direct flights go from Illinois to Serbia on Thursday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Serbia: Belgrade Nikola Tesla (BEG)
Search flight deals

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

    Prices for flights from Illinois to Serbia are updated daily.

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

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

    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 Illinois to Serbia.

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

    The travel and health documents required for your trip to Serbia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Serbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Illinois to Serbia?

Best airlines flying from Illinois to Serbia

Compare and see reviews for airlines that fly from Illinois to Serbia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $519Free CancellationRating
7.3
4,048 reviews
Search Turkish Airlines flights
SWISSPriceFrom $529Free CancellationRating
7.5
1,790 reviews
Search SWISS flights
KLMPriceFrom $547Free CancellationRating
7.7
1,419 reviews
Search KLM flights
DeltaPriceFrom $548Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
9,035 reviews
Search United Airlines flights
LOTPriceFrom $579Free CancellationRating
7.5
1,138 reviews
Search LOT flights
Austrian AirlinesPriceFrom $589Free CancellationRating
7.6
874 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $663Free CancellationRating
6.8
7,581 reviews
Search Lufthansa flights
JetBluePriceFrom $717Free CancellationRating
7.2
2,902 reviews
Search JetBlue flights
Air SerbiaPriceFrom $816Free CancellationRating
6.2
207 reviews
Search Air Serbia flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Serbia for you.

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

Yes. momondo allows you to filter the results for Illinois to Serbia flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Serbia from Illinois.

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

If you are simply researching potential flights to Serbia, momondo offers a useful price alert feature which will track prices for flights to Serbia from Illinois and alert you when they change.

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