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Belgrade

$419+ Cheap flights from O'Hare Intl (ORD) 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BEG
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Belgrade Nikola Tesla are usually found in February or October, booked 65 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from O'Hare Intl to Belgrade

Cheapest flights from O'Hare Intl to Belgrade
Explore the most affordable flight options available from O'Hare Intl to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This oojo deal was found by Cheapflights users on 6/6. 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 7/129:40 pm
ORD
-
BEG
1 stop17h 25m
Lufthansa
Sat 9/56:10 am
BEG
-
ORD
1 stop20h 45m
Lufthansa
Deal found 6/6$877
This SWISS deal was found by Cheapflights users on 6/6. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:05 pm
ORD
-
BEG
1 stop17h 10m
SWISS
Fri 9/49:15 am
BEG
-
ORD
1 stop13h 40m
SWISS
Deal found 6/6$878
This oojo deal was found by Cheapflights users on 6/7. 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 7/74:05 pm
ORD
-
BEG
1 stop17h 00m
Lufthansa
Mon 9/145:15 pm
BEG
-
ORD
1 stop32h 00m
Lufthansa
Deal found 6/7$879
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Thu 7/304:20 pm
ORD
-
BEG
1 stop24h 15m
Austrian Airlines
Tue 9/87:00 am
BEG
-
ORD
2 stops17h 00m
Austrian Airlines
Deal found 6/8$880
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/610:30 pm
ORD
-
BEG
1 stop18h 15m
United Airlines
Tue 8/182:00 pm
BEG
-
ORD
1 stop28h 00m
United Airlines
Deal found 6/7$881
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 9/78:45 am
ORD
-
BEG
2 stops21h 10m
United Airlines
Mon 9/214:55 pm
BEG
-
ORD
1 stop27h 00m
United Airlines
Deal found 6/9$882
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:56 am
ORD
-
BEG
2 stops17h 54m
Multiple Airlines
Wed 8/196:55 am
BEG
-
ORD
2 stops19h 30m
Multiple Airlines
Deal found 6/7$883
This CheapOair deal was found by Cheapflights users on 6/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:08 pm
ORD
-
BEG
2 stops15h 22m
Multiple Airlines
Wed 8/125:15 pm
BEG
-
ORD
2 stops26h 40m
Multiple Airlines
Deal found 6/9$884
This Justfly.com deal was found by Cheapflights users on 6/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:40 pm
ORD
-
BEG
1 stop11h 45m
Lufthansa
Fri 9/111:05 pm
BEG
-
ORD
1 stop12h 10m
Lufthansa
Deal found 6/9$887
This Delta deal was found by Cheapflights users on 6/9. 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.
Thu 7/304:20 pm
ORD
-
BEG
1 stop12h 35m
Delta
Fri 9/116:15 am
BEG
-
ORD
1 stop15h 00m
Delta
Deal found 6/9$888

Find flight deals from O'Hare Intl to Belgrade

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Belgrade (BEG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$877
(oojo)

One-way from

$419
(Lufthansa)

Popular in

June

Cheapest in

February

Average price

$1,306

Good round-trip deal

$1,048 or less

Good one-way deal

$574 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Belgrade Nikola Tesla flights.
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From Chicago O'Hare Intl to Belgrade Nikola Tesla
Search Deals
One-way flight from Chicago O'Hare Intl to Belgrade Nikola Tesla
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($257 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Belgrade Nikola Tesla.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Belgrade Nikola Tesla.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 June 9, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Belgrade that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Mon 8/31

4:50 pm-10:55 pm

1 stop23h 05m

Belgrade Nikola Tesla

Fri 9/11

6:15 am-2:15 pm

1 stop15h 00m

$887

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Wed 7/29

4:50 pm-11:55 am

1 stop12h 05m

Belgrade Nikola Tesla

Mon 8/10

12:35 pm-2:15 pm

1 stop32h 40m

$888

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Tue 7/14

4:20 pm-10:55 pm

1 stop23h 35m

Belgrade Nikola Tesla

Tue 9/8

12:35 pm-2:30 pm

1 stop32h 55m

$888
Quickest round-trip

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Thu 7/30

4:20 pm-11:55 am

1 stop12h 35m

Belgrade Nikola Tesla

Thu 8/13

6:15 am-2:15 pm

1 stop15h 00m

$889

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Mon 8/31

8:48 am-10:55 pm

2 stops31h 07m

Belgrade Nikola Tesla

Mon 9/14

12:35 pm-2:15 pm

1 stop32h 40m

$891

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Tue 7/7

5:18 pm-10:55 pm

2 stops22h 37m

Belgrade Nikola Tesla

Thu 9/17

6:15 am-2:15 pm

1 stop15h 00m

$892

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Wed 7/15

6:00 am-11:55 am

2 stops22h 55m

Belgrade Nikola Tesla

Tue 9/8

6:15 am-2:15 pm

1 stop15h 00m

$892

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Tue 7/14

10:28 am-11:55 am

2 stops18h 27m

Belgrade Nikola Tesla

Fri 9/4

6:15 am-2:15 pm

1 stop15h 00m

$892

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Thu 8/27

12:29 pm-10:55 pm

2 stops27h 26m

Belgrade Nikola Tesla

Mon 9/7

12:35 pm-2:15 pm

1 stop32h 40m

$893

ChicagoBelgrade

ORD - BEG

ORDBEG

Chicago O'Hare Intl

Mon 8/24

8:10 pm-7:35 pm

1 stop16h 25m

Belgrade Nikola Tesla

Thu 8/27

1:10 pm-9:40 am

1 stop27h 30m

$896

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from O'Hare Intl to Belgrade

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Belgrade in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Belgrade flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Belgrade flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Belgrade flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Belgrade flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Belgrade flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Belgrade

Have a flexible travel schedule? Discover the best time to fly to Belgrade from O'Hare Intl 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 Chicago O'Hare Intl Airport to Belgrade

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Belgrade?

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Belgrade. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Belgrade?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Belgrade (average of $644). Flying from Chicago O'Hare Intl Airport to Belgrade in June is currently the most expensive (average of $1,306). 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 ORD to BEG?

Find hourly flight availability from O'Hare Intl 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 June 9, 2026.

One of the essential ways to save on airfare from Chicago O'Hare Intl Airport to Belgrade is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Belgrade?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Belgrade. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport 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.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Belgrade?

Reviews of airlines servicing Belgrade

Get insights into the airlines that provide service to Belgrade. 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 Belgrade. Reviews last updated June 9, 2026.
See what other customers who have flown with LOT,SWISS, andTurkish Airlines from Chicago O'Hare Intl Airport to Belgrade have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
LOT
7.5
Good
1,197 reviews
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
SWISS
7.5
Good
1,968 reviews
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Turkish Airlines
7.4
Good
4,408 reviews
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Lufthansa
6.8
Okay
8,049 reviews
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Air Serbia
6.1
Okay
229 reviews
LOT
7.5
Good
1,197 reviews

Food

7.2

Boarding

7.5

Comfort

7.5

Overall

7.5

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Belgrade, you will be flying into Nikola Tesla. Belgrade Nikola Tesla (BEG) is just 7.1 mi from the center of the city. Nikola Tesla is the only Belgrade airport and it handles 0 inbound flights from Chicago O'Hare Intl per day. 11 airlines have flights to Belgrade Nikola Tesla from Chicago O'Hare Intl on a regular basis.

  • How long is the flight from Chicago O'Hare Intl Airport to Belgrade?

    A quick flight from Chicago O'Hare Intl Airport to Belgrade can take about 12h 05m. Delta provides one of the quickest options available for as low as $888. Airlines will cover a distance of 4981 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Belgrade round-trip?

    According to our current data, Turkish Airlines ($520), SWISS ($546), and KLM ($547) offers the cheapest pricing from Chicago O'Hare Intl Airport to Belgrade. Turkish Airlines is 42% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Belgrade one-way?

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $399. However, be on the lookout for offers from Air Serbia and JetBlue, as they are both options that can get you from Chicago O'Hare Intl Airport to Belgrade for a low price.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Belgrade?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Belgrade? While on average our users pay $1,309, our data indicates the cheapest price to be $372. The most popular route (Chicago O'Hare Intl - Belgrade Nikola Tesla), is priced around $743.

  • Can I find deals for flights from O'Hare Intl to Belgrade that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Belgrade flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Belgrade?

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

  • Can I find deals for business class flights from O'Hare Intl to Belgrade?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 Chicago O'Hare Intl Airport to Belgrade?

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Belgrade (average of $644). Flying from Chicago O'Hare Intl Airport to Belgrade in June is currently the most expensive (average of $1,306). 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.

Top 10 airlines flying from O'Hare Intl to Belgrade

Discover the top 10 airlines that operate flights from O'Hare Intl 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$520Average$675FlexibilityNo cancel feeOn-time77%
SWISSCheapest$546Average$894FlexibilityNo cancel feeOn-time79%
KLMCheapest$547Average$961FlexibilityNo cancel feeOn-time75%
DeltaCheapest$548Average$1,141FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$567Average$988FlexibilityNo cancel feeOn-time69%
LOTCheapest$588Average$907FlexibilityNo cancel feeOn-time81%
Austrian AirlinesCheapest$589Average$964FlexibilityNo cancel feeOn-time78%
JetBlueCheapest$717Average$1,037FlexibilityNo cancel feeOn-time62%
LufthansaCheapest$754Average$1,011FlexibilityNo cancel feeOn-time76%
Air SerbiaCheapest$816Average$980FlexibilityNo cancel feeOn-timeN/A

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