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$355+ Cheap flights from Serbia to Illinois

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Serbia to Illinois

Keep the following information in mind while searching for Serbia to Illinois flight deals. Data was last updated October 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$654
(Turkish Airlines)

One-way from

$355
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$829

Good round-trip deal

$1,004 or less

Good one-way deal

$754 or less
Provider with most accurate pricing for Belgrade Nikola Tesla-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Belgrade Nikola Tesla-Chicago (CHI) flights.
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From Serbia to Illinois
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One-way flight from Serbia to Illinois
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Highest demand for flights based on searches. 3% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Serbia to Illinois.
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Price to beat on a one-way flight from Serbia to Illinois.
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Find flight deals from Serbia to Illinois

Cheapest flights from Serbia to Illinois
Explore the most affordable flight options available from Serbia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This LOT deal was found by Cheapflights users on 10/28. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:15 pmBEG - ORD
1 stop33h 45mLOT
Mon 12/89:55 pmORD - BEG
1 stop32h 20mLOT
Deal found 10/28$661
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:15 pmBEG - ORD
1 stop33h 45mLOT
Thu 12/119:55 pmORD - BEG
1 stop11h 40mLOT
Deal found 10/28$686
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Fri 12/261:55 pmBEG - ORD
1 stop13h 05mLOT
Tue 1/139:55 pmORD - BEG
1 stop32h 20mLOT
Deal found 10/29$688
This LOT deal was found by Cheapflights users on 10/28. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:55 pmBEG - ORD
1 stop13h 05mLOT
Thu 12/119:55 pmORD - BEG
1 stop11h 40mLOT
Deal found 10/28$690
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:15 amBEG - ORD
1 stop13h 55mLufthansa
Thu 12/116:00 pmORD - BEG
1 stop16h 05mLufthansa
Deal found 10/28$692
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Fri 11/141:55 pmBEG - ORD
1 stop13h 05mLOT
Thu 4/99:40 pmORD - BEG
2 stops32h 40mLOT
Deal found 10/28$698
This Turkish Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/208:15 pmBEG - ORD
1 stop29h 10mTurkish Airlines
Mon 12/811:50 amORD - BEG
1 stop19h 35mTurkish Airlines
Deal found 10/28$700
This SmartFares deal was found by Cheapflights users on 10/30. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:15 pmBEG - ORD
1 stop20h 50mTurkish Airlines
Sat 1/1011:50 amORD - BEG
1 stop13h 20mTurkish Airlines
Deal found 10/30$703
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:35 amBEG - ORD
2 stops18h 20mMultiple Airlines
Sat 12/137:40 pmORD - BEG
2 stops21h 55mMultiple Airlines
Deal found 10/29$705
This Orbitz deal was found by Cheapflights users on 10/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:50 amBEG - ORD
2 stops20h 10mMultiple Airlines
Thu 11/274:10 pmORD - BEG
1 stop14h 35mMultiple Airlines
Deal found 10/30$706
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 11/149:40 amBEG - ORD
1 stop13h 40mSWISS
Thu 4/97:05 pmORD - BEG
1 stop11h 55mSWISS
Deal found 10/29$708
This oojo deal was found by Cheapflights users on 10/30. 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.
Tue 12/161:10 pmINI - ORD
1 stop27h 55mMultiple Airlines
Mon 12/298:20 pmORD - INI
1 stop13h 40mMultiple Airlines
Deal found 10/30$742

Cheapflights Fare Finder

 
Customize your flight search to find flights from Serbia to Illinois 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 30, 2025.
Use the filters below to find and compare flights from Serbia to Illinois that are best for you.

Fly from

Serbia

Fly to

Illinois

Route

Depart

Return

Price

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Tue 2/3

9:00 am-10:05 am

1 stop32h 05m

Chicago O'Hare Intl

Tue 2/24

8:20 pm-8:10 am

1 stop28h 50m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Wed 2/18

3:15 pm-10:05 am

1 stop25h 50m

Chicago O'Hare Intl

Sun 2/22

8:20 pm-8:10 am

1 stop28h 50m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Sat 2/7

3:15 pm-10:05 am

1 stop25h 50m

Chicago O'Hare Intl

Wed 2/25

11:50 am-7:25 pm

1 stop24h 35m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Mon 2/2

3:15 pm-6:25 pm

1 stop34h 10m

Chicago O'Hare Intl

Wed 2/25

8:20 pm-2:25 pm

1 stop35h 05m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Mon 2/2

3:15 pm-6:25 pm

1 stop34h 10m

Chicago O'Hare Intl

Tue 2/24

8:20 pm-7:25 pm

1 stop16h 05m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Fri 2/6

8:15 pm-6:25 pm

1 stop29h 10m

Chicago O'Hare Intl

Wed 2/25

11:50 am-2:25 pm

1 stop19h 35m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Sun 2/1

3:15 pm-10:05 am

1 stop25h 50m

Chicago O'Hare Intl

Tue 2/24

8:20 pm-8:10 am

1 stop28h 50m

$654

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Sat 2/7

3:15 pm-6:25 pm

1 stop34h 10m

Chicago O'Hare Intl

Sat 2/28

11:50 am-7:25 pm

1 stop24h 35m

$658

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Thu 2/5

6:30 am-4:45 pm

1 stop17h 15m

Chicago O'Hare Intl

Wed 2/11

7:20 pm-12:45 pm

2 stops34h 25m

$667

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Sun 2/8

8:15 pm-10:05 am

1 stop20h 50m

Chicago O'Hare Intl

Thu 2/26

11:50 am-2:25 pm

1 stop19h 35m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 40 results
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Best time to book a flight from Serbia to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Serbia 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 Serbia to Illinois

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

Currently, January is the cheapest month in which you can book a flight from Serbia to Illinois (average of $548). Flying from Serbia to Illinois in July is currently the most expensive (average of $678). 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 RS to IL?

Find hourly flight availability from Serbia to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Serbia to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with KLM, LOT, and SWISS from Serbia to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
LOT
7.6
Good
1,135 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
SWISS
7.5
Good
1,775 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,541 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Serbia
6.2
Okay
205 reviews
KLM
7.7
Good
1,406 reviews

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.7

Crew

8.4

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

  • How long is the flight from Serbia to Illinois?

    There are many flights that can get you from Serbia to Illinois in 18h 05m. Fly via Turkish Airlines or Delta to get the fastest option. There are 4985 mi between Serbia and Illinois. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Serbia to Illinois 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 Serbia to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Serbia to Illinois (average of $548). Flying from Serbia to Illinois in July is currently the most expensive (average of $678). 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

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Alternative routes for Serbia to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Serbia to Illinois

Discover the top 8 airlines that operate flights from Serbia to Illinois. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$548Average$668FlexibilityNo cancel feeOn-time77%
LOTCheapest$565Average$716FlexibilityNo cancel feeOn-time81%
KLMCheapest$577Average$754FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$611Average$736FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$618Average$822FlexibilityNo cancel feeOn-time69%
SWISSCheapest$619Average$707FlexibilityNo cancel feeOn-time79%
Austrian AirlinesCheapest$620Average$769FlexibilityNo cancel feeOn-time78%
Air SerbiaCheapest$759Average$932FlexibilityNo cancel feeOn-timeN/A

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