What is the cheapest airline that flies from Southeast Europe to Chicago O'Hare Intl?

Air Serbia is the most popular carrier operating from Southeast Europe to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

Lufthansa, LOT and British Airways are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Southeast Europe according to our data. Lufthansa is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 14 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Southeast Europe to Chicago O'Hare Intl Airport?

Prices for flights from Southeast Europe to Chicago O'Hare Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Southeast Europe to Chicago O'Hare Intl Airport?

There are 14 operators available for flights from Southeast Europe to Chicago O'Hare Intl Airport as of September 2025.

How old do you have to be to fly from Southeast Europe to Chicago O'Hare Intl 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 Southeast Europe to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

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

$360 Cheap Flights from Southeast Europe to Chicago O'Hare Intl Airport in 2025

Q: How many flights depart from Southeast Europe to Chicago O'Hare Intl Airport on average per day?

The number of flights available between Southeast Europe and Chicago O'Hare Intl Airport is 7 per day as of September 2025. The most frequent departure time is 11:00AM, with 65% of daily flights leaving at noon.

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Find the cheapest flights from Southeast Europe to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

2:25 pm - 2:12 pmCLJ-ORD

55h 47m2 stops

2:00 pm - 1:40 pmORD-CLJ

15h 40m2 stops

$482United Airlines

Find Deal

Fri, Feb 13 - Mon, Feb 16

2:25 pm - 2:12 pmCLJ-ORD

55h 47m2 stops

2:00 pm - 1:40 pmORD-CLJ

15h 40m2 stops

$511United Airlines

Find Deal

Fri, Feb 13 - Mon, Feb 16

2:15 pm - 8:05 pmATH-ORD

13h 50m1 stop

10:35 pm - 12:25 amORD-ATH

17h 50m1 stop

$583Lufthansa

Find Deal

Mon, Dec 8 - Wed, Dec 24

10:00 pm - 9:40 amATH-ORD

19h 40m1 stop

11:25 am - 8:55 amORD-ATH

13h 30m1 stop

$585Turkish Airlines

Find Deal

Mon, Sep 22 - Tue, Sep 30

10:00 pm - 9:40 amATH-ORD

19h 40m1 stop

7:50 pm - 8:30 pmORD-ATH

16h 40m1 stop

$588Turkish Airlines

Find Deal

Thu, Sep 18 - Sat, Sep 27

6:15 pm - 12:05 pmOTP-ORD

25h 50m1 stop

9:40 pm - 5:45 pmORD-OTP

12h 05m1 stop

$618LOT

Find Deal

Sat, Sep 27 - Sat, Oct 11

5:15 pm - 9:00 pmBEG-ORD

34h 45m1 stop

9:40 pm - 1:20 pmORD-BEG

32h 40m1 stop

$624LOT

Find Deal

Sat, Oct 25 - Wed, Apr 15

4:30 am - 2:00 pmSKP-ORD

16h 30m1 stop

1:12 pm - 11:45 amORD-SKP

15h 33m2 stops

$654Austrian Airlines

Find Deal

Thu, Dec 25 - Fri, Feb 20

12:30 pm - 2:00 pmSKP-ORD

32h 30m1 stop

4:20 pm - 11:50 amORD-SKP

12h 30m1 stop

$656Austrian Airlines

Find Deal

Sun, Nov 30 - Fri, May 29

6:15 am - 2:55 pmSKP-ORD

15h 40m1 stop

4:00 pm - 11:50 amORD-SKP

12h 50m2 stops

$681Lufthansa

Find Deal

Wed, Sep 24 - Tue, Oct 14

Delta flights from Southeast Europe to Chicago O'Hare Intl Airport

Our best Delta deals on Southeast Europe to Chicago O'Hare Intl Airport flight tickets

Delta

Nov 3

ATH3:25 amAthens Eleftherios V.

19h 45m

1 stop

ORD3:10 pmChicago O'Hare Intl

Nov 14

ORD10:46 amChicago O'Hare Intl

18h 49m

2 stops

ATH1:35 pmAthens Eleftherios V.

$597

Find similar

Delta

Oct 23

ATH6:30 amAthens Eleftherios V.

22h 49m

2 stops

ORD9:19 pmChicago O'Hare Intl

Oct 28

ORD10:37 amChicago O'Hare Intl

19h 23m

2 stops

ATH1:00 pmAthens Eleftherios V.

$619

Find similar

Delta

Oct 2

ATH3:25 amAthens Eleftherios V.

19h 35m

1 stop

ORD3:00 pmChicago O'Hare Intl

Dec 8

ORD5:20 pmChicago O'Hare Intl

12h 15m

1 stop

ATH1:35 pmAthens Eleftherios V.

$620

Find similar

LOT flights from Southeast Europe to Chicago O'Hare Intl Airport

Our best LOT deals on Southeast Europe to Chicago O'Hare Intl Airport flight tickets

LOT

Sep 27

OTP6:15 pmBucharest Otopeni Intl

25h 50m

1 stop

ORD12:05 pmChicago O'Hare Intl

Oct 11

ORD9:40 pmChicago O'Hare Intl

12h 05m

1 stop

OTP5:45 pmBucharest Otopeni Intl

$618

Find similar

LOT

Oct 25

BEG5:15 pmBelgrade Nikola Tesla

34h 45m

1 stop

ORD9:00 pmChicago O'Hare Intl

Apr 15

ORD9:40 pmChicago O'Hare Intl

32h 40m

1 stop

BEG1:20 pmBelgrade Nikola Tesla

$624

Find similar

LOT

Oct 6

BEG2:00 pmBelgrade Nikola Tesla

12h 40m

1 stop

ORD7:40 pmChicago O'Hare Intl

Feb 28

ORD9:55 pmChicago O'Hare Intl

32h 20m

1 stop

BEG1:15 pmBelgrade Nikola Tesla

$625

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Southeast Europe to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 2/13

2:25 pm-2:12 pm

2 stops55h 47m

Chicago O'Hare Intl

Mon 2/16

2:00 pm-1:40 pm

2 stops15h 40m

$482

Cluj NapocaChicago

CLJ - ORD

CLJORD

Cluj Napoca

Fri 2/13

2:25 pm-2:12 pm

2 stops55h 47m

Chicago O'Hare Intl

Mon 2/16

2:00 pm-1:40 pm

2 stops15h 40m

$511

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 12/8

2:15 pm-8:05 pm

1 stop13h 50m

Chicago O'Hare Intl

Wed 12/24

10:35 pm-12:25 am

1 stop17h 50m

$583

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 9/22

10:00 pm-9:40 am

1 stop19h 40m

Chicago O'Hare Intl

Tue 9/30

11:25 am-8:55 am

1 stop13h 30m

$585

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 9/18

10:00 pm-9:40 am

1 stop19h 40m

Chicago O'Hare Intl

Sat 9/27

7:50 pm-8:30 pm

1 stop16h 40m

$588

BucharestChicago

OTP - ORD

OTPORD

Bucharest Otopeni Intl

Sat 9/27

6:15 pm-12:05 pm

1 stop25h 50m

Chicago O'Hare Intl

Sat 10/11

9:40 pm-5:45 pm

1 stop12h 05m

$618

BelgradeChicago

BEG - ORD

BEGORD

Belgrade Nikola Tesla

Sat 10/25

5:15 pm-9:00 pm

1 stop34h 45m

Chicago O'Hare Intl

Wed 4/15

9:40 pm-1:20 pm

1 stop32h 40m

$624

SkopjeChicago

SKP - ORD

SKPORD

Skopje

Thu 12/25

4:30 am-2:00 pm

1 stop16h 30m

Chicago O'Hare Intl

Fri 2/20

1:12 pm-11:45 am

2 stops15h 33m

$654

SkopjeChicago

SKP - ORD

SKPORD

Skopje

Sun 11/30

12:30 pm-2:00 pm

1 stop32h 30m

Chicago O'Hare Intl

Fri 5/29

4:20 pm-11:50 am

1 stop12h 30m

$656

SkopjeChicago

SKP - ORD

SKPORD

Skopje

Wed 9/24

6:15 am-2:55 pm

1 stop15h 40m

Chicago O'Hare Intl

Tue 10/14

4:00 pm-11:50 am

2 stops12h 50m

$681

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Southeast Europe to Chicago O'Hare Intl Airport

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

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Southeast Europe averaging around $611.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $659. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Southeast Europe because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $862.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Southeast Europe in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $599 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $724. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Southeast Europe to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Southeast Europe when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $671 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Southeast Europe for as low as $528 on momondo.

What cabin class options are available on Southeast Europe to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Southeast Europe to Chicago O'Hare Intl 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 Southeast Europe to Chicago O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Southeast Europe to Chicago O'Hare Intl Airport.

Cheap Southeast Europe to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southeast Europe to Chicago O'Hare Intl Airport

Fastest flight time	10h 40m
Direct flights	Every day

The fastest flight from Southeast Europe to Chicago O'Hare Intl Airport takes 10h 40m

Direct flights go from Southeast Europe to Chicago O'Hare Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Southeast Europe to Chicago O'Hare Intl Airport?
Prices for flights from Southeast Europe to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Southeast Europe to Chicago O'Hare Intl Airport?
There are 14 operators available for flights from Southeast Europe to Chicago O'Hare Intl Airport as of September 2025.
How old do you have to be to fly from Southeast Europe to Chicago O'Hare Intl 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 Southeast Europe to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl 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 Southeast Europe to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Southeast Europe and Chicago O'Hare Intl Airport, the leading plane model is Boeing 737-800, making up 21.35% of the total bookings. Other popular models include Boeing 737-900 with 9.30%, Airbus A321neo with 7.54%, and Boeing 737 MAX 8 with 7.34%.

Best airlines flying from Southeast Europe to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Southeast Europe to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $323	Free Cancellation	Rating 7.9 7,972 reviews	Search Delta flights
Turkish Airlines	PriceFrom $336	Free Cancellation	Rating 7.3 3,963 reviews	Search Turkish Airlines flights
KLM	PriceFrom $460	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
British Airways	PriceFrom $490	Free Cancellation	Rating 6.7 7,353 reviews	Search British Airways flights
American Airlines	PriceFrom $497	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Iberia	PriceFrom $511	Free Cancellation	Rating 7.0 2,917 reviews	Search Iberia flights
LOT	PriceFrom $530	Free Cancellation	Rating 7.6 1,111 reviews	Search LOT flights
United Airlines	PriceFrom $546	Free Cancellation	Rating 7.4 8,944 reviews	Search United Airlines flights
Lufthansa	PriceFrom $549	Free Cancellation	Rating 6.8 7,408 reviews	Search Lufthansa flights
Air France	PriceFrom $560	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights

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Kenosha

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Hammond

Orland Park

Tinley Park

Elgin

Aurora

Janesville

Benton Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Southeast Europe to Chicago?

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

Can I find flights from Southeast Europe to Chicago with flexible booking policies on momondo?

Flights from Southeast Europe to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Southeast Europe to Chicago?

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 Chicago from Southeast Europe.

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

Price alerts on flights to Chicago from Southeast Europe are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Chicago O'Hare Intl Airport trip

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Cheap flights from Southeast Europe to Chicago from $360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southeast Europe to Chicago departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Southeast Europe to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Delta flights from Southeast Europe to Chicago O'Hare Intl Airport

Our best Delta deals on Southeast Europe to Chicago O'Hare Intl Airport flight tickets

LOT flights from Southeast Europe to Chicago O'Hare Intl Airport

Our best LOT deals on Southeast Europe to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Southeast Europe to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Southeast Europe to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Southeast Europe averaging around $611.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Southeast Europe to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Southeast Europe to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Southeast Europe to Chicago O'Hare Intl 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 Southeast Europe to Chicago O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Southeast Europe to Chicago O'Hare Intl Airport.

What is the cheapest airline that flies from Southeast Europe to Chicago O'Hare Intl?

Air Serbia is the most popular carrier operating from Southeast Europe to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Southeast Europe to Chicago O'Hare Intl Airport on average per day?

The number of flights available between Southeast Europe and Chicago O'Hare Intl Airport is 7 per day as of September 2025. The most frequent departure time is 11:00AM, with 65% of daily flights leaving at noon.

How many flights depart from Southeast Europe to Chicago O'Hare Intl Airport on average per week?

52 flights are operational weekly from Southeast Europe to Chicago O'Hare Intl Airport as of September 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

Cheap Southeast Europe to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southeast Europe to Chicago O'Hare Intl Airport

Fastest flight time

Direct flights

When did momondo last update prices for flights from Southeast Europe to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Southeast Europe to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Southeast Europe to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from Southeast Europe to Chicago O'Hare Intl Airport?

Best airlines flying from Southeast Europe to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Southeast Europe to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Southeast Europe to Chicago?

Can I find flights from Southeast Europe to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Southeast Europe to Chicago?

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

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo