HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belgrade

$266+ Cheap flights from Illinois to Belgrade (BEG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BEG
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Belgrade with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Belgrade

Keep the following information in mind while searching for Illinois to Belgrade flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$562
(Delta)

One-way from

$266
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$836

Good round-trip deal

$825 or less

Good one-way deal

$353 or less
Provider with most accurate pricing for Chicago (CHI)-Belgrade Nikola Tesla flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Belgrade Nikola Tesla flights.
Search Deals
From Illinois to Belgrade Nikola Tesla
Search Deals
One-way flight from Illinois to Belgrade Nikola Tesla
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($281 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Belgrade Nikola Tesla.
Search Deals
Price to beat on a one-way flight from Illinois to Belgrade Nikola Tesla.
Search Deals

Find flight deals from Illinois to Belgrade

Cheapest flights from Illinois to Belgrade
Explore the most affordable flight options available from Illinois to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:09 amEVV - BEG
2 stops18h 46mDelta
Tue 12/96:05 amBEG - EVV
2 stops23h 01mDelta
Deal found 10/15$562
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:40 amSTL - BEG
2 stops41h 15mDelta
Sun 12/712:35 pmBEG - STL
2 stops35h 00mDelta
Deal found 10/14$562
This Air Canada deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:05 pmSTL - BEG
2 stops35h 25mMultiple Airlines
Thu 11/271:50 pmBEG - STL
3 stops29h 38mMultiple Airlines
Deal found 10/15$576
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:25 amSTL - BEG
2 stops21h 30mUnited Airlines
Thu 11/276:25 amBEG - STL
2 stops40h 04mUnited Airlines
Deal found 10/15$577
This Cheapflightsfares deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:43 pmSTL - BEG
2 stops15h 12mLufthansa
Fri 11/286:15 amBEG - STL
1 stop14h 40mLufthansa
Deal found 10/15$654
This KLM deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:15 pmMDW - BEG
2 stops15h 40mKLM
Mon 12/86:05 amBEG - MDW
2 stops17h 38mKLM
Deal found 10/15$662
This KLM deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/281:25 pmORD - BEG
2 stops15h 30mKLM
Sat 1/1712:35 pmBEG - ORD
2 stops18h 19mKLM
Deal found 10/16$662
This oojo deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:55 pmORD - BEG
2 stops32h 20mLOT
Mon 11/245:15 pmBEG - ORD
1 stop33h 45mLOT
Deal found 10/16$663
This FlightHub deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/239:50 pmORD - BEG
1 stop12h 15mMultiple Airlines
Mon 12/12:35 pmBEG - ORD
1 stop32h 45mMultiple Airlines
Deal found 10/16$664
This Turkish Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/211:50 amORD - BEG
1 stop13h 20mTurkish Airlines
Sun 11/169:00 amBEG - ORD
1 stop16h 25mTurkish Airlines
Deal found 10/16$665
This FlightHub deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:50 pmORD - BEG
1 stop11h 55mSWISS
Sat 11/229:40 amBEG - ORD
1 stop13h 40mSWISS
Deal found 10/16$667
This FlightHub deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:20 pmORD - BEG
1 stop16h 05mTurkish Airlines
Wed 11/199:00 amBEG - ORD
1 stop16h 25mTurkish Airlines
Deal found 10/15$669

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Illinois to Belgrade that are best for you.

Fly from

Illinois

Fly to

Belgrade

Route

Depart

Return

Price

EvansvilleBelgrade

EVV - BEG

EVVBEG

Evansville Dress Regional

Fri 12/5

6:07 am-11:55 am

2 stops22h 48m

Belgrade Nikola Tesla

Tue 12/9

12:35 pm-10:06 pm

2 stops40h 31m

$562

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 12/3

11:40 am-11:55 am

2 stops41h 15m

Belgrade Nikola Tesla

Sun 12/7

12:35 pm-4:35 pm

2 stops35h 00m

$562

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 11/14

4:05 pm-10:30 am

2 stops35h 25m

Belgrade Nikola Tesla

Thu 11/27

1:50 pm-12:28 pm

3 stops29h 38m

$576

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 11/14

8:25 am-12:55 pm

2 stops21h 30m

Belgrade Nikola Tesla

Thu 11/27

6:25 am-3:29 pm

2 stops40h 04m

$577

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 11/14

6:43 pm-4:55 pm

2 stops15h 12m

Belgrade Nikola Tesla

Fri 11/28

6:15 am-1:55 pm

1 stop14h 40m

$654

ChicagoBelgrade

MDW - BEG

MDWBEG

Chicago Midway

Sat 1/10

1:00 pm-11:55 am

2 stops15h 55m

Belgrade Nikola Tesla

Fri 2/27

6:05 am-6:34 pm

2 stops19h 29m

$662

ChicagoBelgrade

MDW - BEG

MDWBEG

Chicago Midway

Thu 11/13

9:34 am-11:55 am

2 stops19h 21m

Belgrade Nikola Tesla

Mon 11/17

6:05 am-6:08 pm

2 stops19h 03m

$662

ChicagoBelgrade

MDW - BEG

MDWBEG

Chicago Midway

Fri 11/28

9:34 am-11:55 am

2 stops19h 21m

Belgrade Nikola Tesla

Fri 12/5

12:35 pm-11:49 pm

2 stops18h 14m

$662

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sun 1/4

7:00 am-11:25 pm

2 stops33h 25m

Belgrade Nikola Tesla

Wed 1/28

6:05 am-4:48 pm

2 stops17h 43m

$662

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Sun 11/2

11:50 am-8:10 am

1 stop13h 20m

Belgrade Nikola Tesla

Sun 11/16

9:00 am-6:25 pm

1 stop16h 25m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 42 results
1
2
3
...
5

Best time to book a flight from Illinois to Belgrade

Have a flexible travel schedule? Discover the best time to fly to Belgrade from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Belgrade

What is the cheapest month to book a flight from Illinois to Belgrade?

Currently, February is the cheapest month in which you can book a flight from Illinois to Belgrade (average of $503). Flying from Illinois to Belgrade in June is currently the most expensive (average of $997). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to BEG?

Find hourly flight availability from Illinois to Belgrade. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

One of the essential ways to save on airfare from Illinois to Belgrade is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 40% on airfare.

What is the cheapest day to fly from Illinois to Belgrade?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Belgrade. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Belgrade flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Belgrade. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Belgrade from Illinois?

    Most people fly into Belgrade Nikola Tesla (BEG) if they book a flight to Belgrade from Illinois. Nikola Tesla is conveniently located just 7.1 mi from Belgrade’s city center.

  • How long is the flight from Illinois to Belgrade?

    Delta, United Airlines, and Lufthansa can get you from Illinois to Belgrade in just under 15h 12m. Your travel time can differ by up to 7h 36m. Airlines will cover a distance of 5231 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Belgrade?

    The most popular flight routes from Illinois to Belgrade are Chicago O'Hare Intl - Belgrade Nikola Tesla, Chicago Midway - Belgrade Nikola Tesla and Lambert-St Louis - Belgrade Nikola Tesla.

  • What are the cheapest flights from Illinois to Belgrade?

    While on average a flight from Illinois to Belgrade is generally $1,444, our data shows the cheapest flight currently is $276. When looking at the most popular route, (Chicago O'Hare Intl - Belgrade Nikola Tesla), you can expect to pay $506 for that flight.

  • Can I find deals for flights from Illinois to Belgrade that include hotel bookings?

    Yes. In addition to deals on Illinois to Belgrade flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Belgrade?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Belgrade.

  • Can I find deals for business class flights from Illinois to Belgrade?

    Yes. Cheapflights offers flight deals from Illinois to Belgrade by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Belgrade?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Belgrade (average of $503). Flying from Illinois to Belgrade in June is currently the most expensive (average of $997). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Belgrade

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Belgrade flights
O'Hare Intl to Belgrade flights
Newark to Belgrade flights
Boston to Belgrade flights
LaGuardia to Belgrade flights
Los Angeles to Belgrade flights
Midway to Belgrade flights
Ontario to Belgrade flights
Miami to Belgrade flights
Charlotte to Belgrade flights
Dallas/Fort Worth to Belgrade flights
Dulles Intl to Belgrade flights
Hobby to Belgrade flights
San Francisco to Belgrade flights
George Bush Intcntl to Belgrade flights
Seattle to Belgrade flights
Austin to Belgrade flights
Reagan-National to Belgrade flights
Love Field to Belgrade flights
Santa Ana to Belgrade flights
Fort Lauderdale to Belgrade flights
Jacksonville to Belgrade flights
Tampa to Belgrade flights
Atlanta to Belgrade flights
Buffalo to Belgrade flights
Portland to Belgrade flights
Orlando to Belgrade flights
Baltimore to Belgrade flights
Philadelphia to Belgrade flights
San Diego to Belgrade flights
Sky Harbor Intl to Belgrade flights
Denver to Belgrade flights
O'Hare Intl to Niš flights
Pittsburgh to Belgrade flights
Detroit to Belgrade flights
Oklahoma City to Belgrade flights
Las Vegas to Belgrade flights
St. Louis to Belgrade flights
Greensboro to Belgrade flights
Indianapolis to Belgrade flights
West Palm Beach to Belgrade flights
Raleigh to Belgrade flights
Richmond to Belgrade flights
Rochester to Belgrade flights
Syracuse to Belgrade flights
Cleveland to Belgrade flights
San Jose to Belgrade flights
Kansas City to Belgrade flights
Minneapolis to Belgrade flights
Akron to Belgrade flights

Top 10 airlines flying from Illinois to Belgrade

Discover the top 10 airlines that operate flights from Illinois to Belgrade. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$520Average$639FlexibilityNo cancel feeOn-time77%
SWISSCheapest$549Average$915FlexibilityNo cancel feeOn-time79%
KLMCheapest$592Average$919FlexibilityNo cancel feeOn-time75%
LOTCheapest$593Average$809FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$618Average$862FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$654Average$827FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$663Average$960FlexibilityNo cancel feeOn-time76%
JetBlueCheapest$717Average$1,158FlexibilityNo cancel feeOn-time62%
Air SerbiaCheapest$812Average$1,011FlexibilityNo cancel feeOn-timeN/A
ITA AirwaysCheapest$991Average$1,172FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.