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Cheap flights from Illinois to Belgrade from $249

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 Belgrade departing on 9/22. 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 Belgrade

Cheap round-trip flights

Turkish Airlines Logo
11:45 pm - 3:10 pmORD-BEG
32h 25m1 stop
Turkish Airlines Logo
9:20 am - 10:00 pmBEG-ORD
19h 40m1 stop
$552Turkish Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 20
Turkish Airlines Logo
11:25 am - 8:30 amORD-BEG
14h 05m1 stop
Turkish Airlines Logo
3:15 pm - 11:05 amBEG-ORD
25h 50m1 stop
$554Turkish Airlines
Find Deal
Wed, Oct 15 - Tue, Oct 28
Logo
8:20 pm - 10:30 pmORD-BEG
20h 10m1 stop
Logo
6:30 am - 4:45 pmBEG-ORD
17h 15m1 stop
$602
Find Deal
Sat, Oct 25 - Mon, Nov 3
Logo
7:15 pm - 11:50 amORD-BEG
33h 35m1 stop
Logo
6:30 am - 4:10 pmBEG-ORD
16h 40m1 stop
$603
Find Deal
Sat, Oct 4 - Sat, Oct 25
LOT Logo
9:55 pm - 1:15 pmORD-BEG
32h 20m1 stop
LOT Logo
5:15 pm - 8:00 pmBEG-ORD
33h 45m1 stop
$608LOT
Find Deal
Wed, Nov 5 - Sat, Nov 22
LOT Logo
9:40 pm - 4:35 pmORD-BEG
11h 55m1 stop
LOT Logo
5:15 pm - 9:00 pmBEG-ORD
33h 45m1 stop
$649LOT
Find Deal
Wed, Oct 1 - Sat, Nov 1
United Airlines Logo
3:50 pm - 12:55 pmSTL-BEG
14h 05m1 stop
United Airlines Logo
1:35 pm - 3:29 pmBEG-STL
32h 54m2 stops
$685United Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 9
United Airlines Logo
1:00 pm - 12:55 pmSTL-BEG
16h 55m2 stops
United Airlines Logo
1:35 pm - 3:29 pmBEG-STL
32h 54m2 stops
$690United Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 9
Lufthansa Logo
3:50 pm - 12:50 pmSTL-BEG
14h 00m1 stop
Lufthansa Logo
1:40 pm - 1:55 pmBEG-STL
31h 15m1 stop
$697Lufthansa
Find Deal
Sun, Nov 2 - Sat, Nov 8
Lufthansa Logo
3:50 pm - 12:55 pmSTL-BEG
14h 05m1 stop
Lufthansa Logo
1:35 pm - 1:55 pmBEG-STL
31h 20m1 stop
$698Lufthansa
Find Deal
Fri, Dec 5 - Tue, Dec 9

Turkish Airlines flights from Illinois to Belgrade

Our best Turkish Airlines deals on Illinois to Belgrade flight tickets
Turkish Airlines
Oct 6
ORD11:45 pmChicago O'Hare Intl
32h 25m
1 stop
BEG3:10 pmBelgrade Nikola Tesla
Oct 20
BEG9:20 amBelgrade Nikola Tesla
19h 40m
1 stop
ORD10:00 pmChicago O'Hare Intl
$552
Find similar
Turkish Airlines
Oct 15
ORD11:25 amChicago O'Hare Intl
14h 05m
1 stop
BEG8:30 amBelgrade Nikola Tesla
Oct 28
BEG3:15 pmBelgrade Nikola Tesla
25h 50m
1 stop
ORD11:05 amChicago O'Hare Intl
$554
Find similar
Turkish Airlines
Sep 3
ORD11:45 pmChicago O'Hare Intl
25h 45m
1 stop
BEG8:30 amBelgrade Nikola Tesla
Sep 17
BEG8:25 pmBelgrade Nikola Tesla
20h 15m
1 stop
ORD9:40 amChicago O'Hare Intl
$555
Find similar

Lufthansa flights from Illinois to Belgrade

Our best Lufthansa deals on Illinois to Belgrade flight tickets
Lufthansa
Nov 2
STL3:50 pmLambert-St Louis
14h 00m
1 stop
BEG12:50 pmBelgrade Nikola Tesla
Nov 8
BEG1:40 pmBelgrade Nikola Tesla
31h 15m
1 stop
STL1:55 pmLambert-St Louis
$697
Find similar
Lufthansa
Dec 5
STL3:50 pmLambert-St Louis
14h 05m
1 stop
BEG12:55 pmBelgrade Nikola Tesla
Dec 9
BEG1:35 pmBelgrade Nikola Tesla
31h 20m
1 stop
STL1:55 pmLambert-St Louis
$698
Find similar
Lufthansa
Nov 2
STL11:05 amLambert-St Louis
18h 45m
2 stops
BEG12:50 pmBelgrade Nikola Tesla
Nov 8
BEG1:40 pmBelgrade Nikola Tesla
31h 15m
1 stop
STL1:55 pmLambert-St Louis
$702
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Belgrade 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 6, 2025.
Use the filters below to find and compare flights from Illinois to Belgrade that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Mon 10/6

11:45 pm-3:10 pm

1 stop32h 25m

Belgrade Nikola Tesla

Mon 10/20

9:20 am-10:00 pm

1 stop19h 40m

$552

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Wed 10/15

11:25 am-8:30 am

1 stop14h 05m

Belgrade Nikola Tesla

Tue 10/28

3:15 pm-11:05 am

1 stop25h 50m

$554

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sat 10/25

8:20 pm-10:30 pm

1 stop20h 10m

Belgrade Nikola Tesla

Mon 11/3

6:30 am-4:45 pm

1 stop17h 15m

$602

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sat 10/4

7:15 pm-11:50 am

1 stop33h 35m

Belgrade Nikola Tesla

Sat 10/25

6:30 am-4:10 pm

1 stop16h 40m

$603

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Wed 11/5

9:55 pm-1:15 pm

1 stop32h 20m

Belgrade Nikola Tesla

Sat 11/22

5:15 pm-8:00 pm

1 stop33h 45m

$608

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Wed 10/1

9:40 pm-4:35 pm

1 stop11h 55m

Belgrade Nikola Tesla

Sat 11/1

5:15 pm-9:00 pm

1 stop33h 45m

$649

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 12/5

3:50 pm-12:55 pm

1 stop14h 05m

Belgrade Nikola Tesla

Tue 12/9

1:35 pm-3:29 pm

2 stops32h 54m

$685

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 12/5

1:00 pm-12:55 pm

2 stops16h 55m

Belgrade Nikola Tesla

Tue 12/9

1:35 pm-3:29 pm

2 stops32h 54m

$690

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Sun 11/2

3:50 pm-12:50 pm

1 stop14h 00m

Belgrade Nikola Tesla

Sat 11/8

1:40 pm-1:55 pm

1 stop31h 15m

$697

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 12/5

3:50 pm-12:55 pm

1 stop14h 05m

Belgrade Nikola Tesla

Tue 12/9

1:35 pm-1:55 pm

1 stop31h 20m

$698

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 Belgrade from

How to get the cheapest flight ticket from Illinois to Belgrade

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 Belgrade?

The month of February is, on average, the cheapest month to fly to Belgrade from Illinois, with most prices found around $591. If you are unable to visit Belgrade 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 $596.

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

On average, the least expensive day to fly to Belgrade from Illinois is on a Friday. momondo users have found tickets for Friday departures for as low as $890. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,062. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgrade.

What is the cheapest Illinois to Belgrade Nikola Tesla flight route?

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

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

You are more likely to see cheaper flights to Belgrade from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgrade for around $832 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgrade from Illinois for as low as $794 on momondo.

What cabin class options are available on Illinois to Belgrade Nikola Tesla flights?

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

Cheap Illinois to Belgrade flight deals and tips

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

Best Price Found

$249

Fastest flight time

9h 45m

Direct flights

Tue, Thu and Sun

Airports in Belgrade

1 airport
The best one-way flight to Belgrade from Illinois in the past 72 hours is $249. The best round-trip flight deal from Illinois to Belgrade found on momondo in the last 72 hours is $552.
The fastest flight from Illinois to Belgrade takes 9h 45m
Direct flights go from Illinois to Belgrade on Tuesday, Thursday and Sunday. Airlines offering direct flights are: JetBlue and Air Serbia.
There is 1 airport near Belgrade: Belgrade Nikola Tesla (BEG)
Search flight deals

  • When did momondo last update prices for flights from Illinois to Belgrade Nikola Tesla Airport?

    Prices for flights from Illinois to Belgrade Nikola Tesla Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Belgrade Nikola Tesla Airport?

  • How old do you have to be to fly from Illinois to Belgrade Nikola Tesla Airport?

    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 Belgrade Nikola Tesla Airport.

  • What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?

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

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

Best airlines flying from Illinois to Belgrade

Compare and see reviews for airlines that fly from Illinois to Belgrade with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $344Free CancellationRating
8.0
7,985 reviews
Search Delta flights
SWISSPriceFrom $502Free CancellationRating
7.6
1,690 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $515Free CancellationRating
7.3
3,932 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $564Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights
LOTPriceFrom $577Free CancellationRating
7.6
1,103 reviews
Search LOT flights
LufthansaPriceFrom $586Free CancellationRating
6.8
7,289 reviews
Search Lufthansa flights
KLMPriceFrom $588Free CancellationRating
7.8
1,381 reviews
Search KLM flights
United AirlinesPriceFrom $592Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
JetBluePriceFrom $634Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
Air SerbiaPriceFrom $812Free CancellationRating
6.3
197 reviews
Search Air Serbia flights

Traveling to a place near Belgrade?

Book flights to Belgrade if you plan to visit one of these locations
Novi Sad
Subotica

Why use momondo?

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

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

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

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

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

momondo provides multiple filters to help you find the best flight to Belgrade 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 Belgrade right now. Can momondo alert me if prices change?

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

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