What airlines fly to Southeast Europe?

Turkish Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to Southeast Europe from Chicago according to our data. Turkish Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Southeast Europe. Keep in mind that there are 20 different airlines that fly to Southeast Europe on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Chicago to Southeast Europe?

British Airways, KLM, and Air Serbia are the most popular carriers operating from Chicago to Southeast Europe

When did momondo last update prices for flights from Chicago to Southeast Europe?

Prices for flights from Chicago to Southeast Europe are refreshed on a daily basis.

How many operators does momondo search for flights from Chicago to Southeast Europe?

As of December 2025, there are 21 operators available to choose from for flights from Chicago to Southeast Europe.

How old do you have to be to fly from Chicago to Southeast Europe?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Southeast Europe.

What documentation or ID do you need to fly to Southeast Europe?

The required travel and health documents for your Southeast Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southeast Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$241 Cheap Flights from Chicago to Southeast Europe in 2025/26

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 pm - 7:25 pm

ORD

ZAG

17h 20m1 stop

2:40 pm - 1:50 pm

ZAG

ORD

30h 10m1 stop

$511British Airways

Mon, Apr 20 - Mon, Apr 27

7:15 pm - 8:15 pm

ORD

ATH

17h 00m1 stop

7:30 pm - 4:10 pm

ATH

ORD

28h 40m1 stop

$515Scandinavian Airlines

Fri, Apr 17 - Tue, Apr 28

8:20 pm - 2:40 pm

ORD

SJJ

35h 20m1 stop

8:15 pm - 10:05 am

SJJ

ORD

20h 50m1 stop

$517Turkish Airlines

Wed, Jan 28 - Fri, Feb 13

7:05 pm - 8:05 pm

ORD

SKP

18h 00m1 stop

8:50 pm - 3:55 pm

SKP

ORD

26h 05m1 stop

$517SWISS

Sun, Mar 29 - Mon, Apr 6

11:25 am - 2:50 pm

ORD

ATH

19h 25m1 stop

3:55 am - 9:40 am

ATH

ORD

13h 45m1 stop

$518Turkish Airlines

Thu, May 7 - Wed, May 13

9:50 pm - 12:55 pm

ORD

SKP

32h 05m1 stop

1:35 pm - 7:50 pm

SKP

ORD

13h 15m1 stop

$518LOT

Sun, Mar 29 - Thu, Apr 9

4:25 pm - 8:05 pm

ORD

SKP

20h 40m2 stops

8:30 pm - 3:55 pm

SKP

ORD

26h 25m1 stop

$524SWISS

Sun, Mar 29 - Wed, Apr 8

10:55 pm - 12:45 pm

ORD

SKP

31h 50m1 stop

1:35 pm - 7:50 pm

SKP

ORD

13h 15m1 stop

$525LOT

Tue, Mar 24 - Thu, Apr 9

6:25 pm - 3:35 pm

ORD

SKP

14h 10m1 stop

5:40 am - 3:20 pm

SKP

ORD

16h 40m1 stop

$528Lufthansa

Mon, Jan 19 - Sat, Jan 31

4:05 pm - 9:10 pm

ORD

DBV

22h 05m1 stop

1:00 pm - 1:25 pm

DBV

ORD

31h 25m2 stops

$556Lufthansa

Mon, Feb 2 - Tue, Feb 17

British Airways flights from Chicago to Southeast Europe

Our best British Airways deals on Chicago to Southeast Europe flight tickets

British Airways

Apr 20

ORD7:05 pmChicago O'Hare Intl

17h 20m

1 stop

ZAG7:25 pmZagreb Franjo Tuđman

Apr 27

ZAG2:40 pmZagreb Franjo Tuđman

30h 10m

1 stop

ORD1:50 pmChicago O'Hare Intl

$511

Find similar

British Airways

Mar 31

ORD7:40 pmChicago O'Hare Intl

38h 45m

2 stops

ZAG5:25 pmZagreb Franjo Tuđman

Apr 14

ZAG8:10 pmZagreb Franjo Tuđman

49h 10m

2 stops

ORD2:20 pmChicago O'Hare Intl

$532

Find similar

British Airways

Apr 20

ORD4:16 pmChicago O'Hare Intl

20h 09m

2 stops

ZAG7:25 pmZagreb Franjo Tuđman

Apr 27

ZAG2:40 pmZagreb Franjo Tuđman

33h 21m

2 stops

ORD5:01 pmChicago O'Hare Intl

$535

Find similar

Scandinavian Airlines flights from Chicago to Southeast Europe

Our best Scandinavian Airlines deals on Chicago to Southeast Europe flight tickets

Scandinavian Airlines

Apr 17

ORD7:15 pmChicago O'Hare Intl

17h 00m

1 stop

ATH8:15 pmAthens Eleftherios V.

Apr 28

ATH7:30 pmAthens Eleftherios V.

28h 40m

1 stop

ORD4:10 pmChicago O'Hare Intl

$515

Find similar

Scandinavian Airlines

Jan 25

ORD7:10 pmChicago O'Hare Intl

41h 10m

2 stops

ATH8:20 pmAthens Eleftherios V.

Feb 5

ATH2:10 pmAthens Eleftherios V.

34h 35m

1 stop

ORD4:45 pmChicago O'Hare Intl

$517

Find similar

Scandinavian Airlines

Feb 20

ORD7:20 pmChicago O'Hare Intl

15h 20m

1 stop

ATH6:40 pmAthens Eleftherios V.

Feb 24

ATH9:10 pmAthens Eleftherios V.

27h 35m

2 stops

ORD4:45 pmChicago O'Hare Intl

$524

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Mon 4/20

7:05 pm-7:25 pm

1 stop17h 20m

Zagreb Franjo Tuđman

Mon 4/27

2:40 pm-1:50 pm

1 stop30h 10m

$511

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 4/17

7:15 pm-8:15 pm

1 stop17h 00m

Athens Eleftherios V.

Tue 4/28

7:30 pm-4:10 pm

1 stop28h 40m

$515

ChicagoSarajevo

ORD - SJJ

ORDSJJ

Chicago O'Hare Intl

Wed 1/28

8:20 pm-2:40 pm

1 stop35h 20m

Sarajevo Butmir

Fri 2/13

8:15 pm-10:05 am

1 stop20h 50m

$517

ChicagoSkopje

ORD - SKP

ORDSKP

Chicago O'Hare Intl

Sun 3/29

7:05 pm-8:05 pm

1 stop18h 00m

Skopje

Mon 4/6

8:50 pm-3:55 pm

1 stop26h 05m

$517

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Thu 5/7

11:25 am-2:50 pm

1 stop19h 25m

Athens Eleftherios V.

Wed 5/13

3:55 am-9:40 am

1 stop13h 45m

$518

ChicagoSkopje

ORD - SKP

ORDSKP

Chicago O'Hare Intl

Sun 3/29

9:50 pm-12:55 pm

1 stop32h 05m

Skopje

Thu 4/9

1:35 pm-7:50 pm

1 stop13h 15m

$518

ChicagoSkopje

ORD - SKP

ORDSKP

Chicago O'Hare Intl

Sun 3/29

4:25 pm-8:05 pm

2 stops20h 40m

Skopje

Wed 4/8

8:30 pm-3:55 pm

1 stop26h 25m

$524

ChicagoSkopje

ORD - SKP

ORDSKP

Chicago O'Hare Intl

Tue 3/24

10:55 pm-12:45 pm

1 stop31h 50m

Skopje

Thu 4/9

1:35 pm-7:50 pm

1 stop13h 15m

$525

ChicagoSkopje

ORD - SKP

ORDSKP

Chicago O'Hare Intl

Mon 1/19

6:25 pm-3:35 pm

1 stop14h 10m

Skopje

Sat 1/31

5:40 am-3:20 pm

1 stop16h 40m

$528

ChicagoDubrovnik

ORD - DBV

ORDDBV

Chicago O'Hare Intl

Mon 2/2

4:05 pm-9:10 pm

1 stop22h 05m

Dubrovnik

Tue 2/17

1:00 pm-1:25 pm

2 stops31h 25m

$556

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 Chicago to Southeast Europe

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 Southeast Europe?

The month of November is, on average, the cheapest month to fly to Southeast Europe from Chicago, with most prices found around $589. If you aren’t able to travel during the month of November, then book flights to Southeast Europe from Chicago during February instead. Flights to Southeast Europe in February, while not as cheap as those in November, still average around $628.

What is the cheapest day to depart on your flight to Southeast Europe?

On average, the least expensive day to fly to Southeast Europe from Chicago is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,187. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Southeast Europe for around $1,335.

What is the cheapest Chicago to Southeast Europe flight route?

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Chicago - Southeast Europe flight prices

How far in advance should I book a flight to Southeast Europe?

You are more likely to see cheaper flights to Southeast Europe from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Europe for around $862 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Europe from Chicago for as low as $850 on momondo.

What cabin class options are available on Chicago to Southeast Europe flights?

There are 3 cabin classes available to choose from on Chicago to Southeast Europe 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 Chicago to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between Chicago to Southeast Europe.

Cheap Chicago to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Southeast Europe

Fastest flight time	9h 40m
Direct flights	Every day
Airports in Southeast Europe	82 airports

The fastest flight from Chicago to Southeast Europe takes 9h 40m

Direct flights go from Chicago to Southeast Europe every day.

There are 82 airports in Southeast Europe. From Chicago there are direct flights to Belgrade Nikola Tesla (BEG), Athens Eleftherios V. (ATH), Bucharest Otopeni Intl (OTP).

Search flight deals

When did momondo last update prices for flights from Chicago to Southeast Europe?
Prices for flights from Chicago to Southeast Europe are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago to Southeast Europe?
As of December 2025, there are 21 operators available to choose from for flights from Chicago to Southeast Europe.
How old do you have to be to fly from Chicago to Southeast Europe?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Southeast Europe.
What documentation or ID do you need to fly to Southeast Europe?
The required travel and health documents for your Southeast Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southeast Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago to Southeast Europe?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Southeast Europe is Boeing 737-800, representing 18.80% of all bookings. The subsequent popular models are Airbus A321neo at 16.23%, Boeing 737-900 at 8.00%, and Boeing 737 MAX 8 at 7.51%.

Best airlines flying from Chicago to Southeast Europe

Compare and see reviews for airlines that fly from Chicago to Southeast Europe with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $385	Free Cancellation	Rating 7.4 1,629 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $424	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $439	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Air France	PriceFrom $454	Free Cancellation	Rating 7.4 1,514 reviews	Search Air France flights
KLM	PriceFrom $466	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
Air Serbia	PriceFrom $470	Free Cancellation	Rating 6.2 212 reviews	Search Air Serbia flights
Air Canada	PriceFrom $480	Free Cancellation	Rating 7.1 10,571 reviews	Search Air Canada flights
LOT	PriceFrom $496	Free Cancellation	Rating 7.5 1,159 reviews	Search LOT flights
Turkish Airlines	PriceFrom $503	Free Cancellation	Rating 7.3 4,137 reviews	Search Turkish Airlines flights
Austrian Airlines	PriceFrom $517	Free Cancellation	Rating 7.6 888 reviews	Search Austrian Airlines flights

Why use momondo?

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

Finding the right flight to Southeast Europe from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southeast Europe quick and easy, saving you time and money.

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

Yes. All flights to Southeast Europe from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Southeast Europe by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Southeast Europe 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.

Start using Trips

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Find better results for your trip to Southeast Europe

Popular cities in Southeast Europe

Flights to New Yorkfrom $32

Flights to Londonfrom $337

Flights to Bangkokfrom $529

Flights to Tokyofrom $462

Flights to Los Angelesfrom $38

Flights to Parisfrom $234

Flights to Copenhagenfrom $366

Flights to Istanbulfrom $422

Flights to Manilafrom $552

Flights to Romefrom $349

Flights to Miamifrom $51

Flights to Chicagofrom $58

Cheap flights from Chicago to Southeast Europe from $241

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Southeast Europe departing on 1/26. 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 Chicago to Southeast Europe

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

British Airways flights from Chicago to Southeast Europe

Our best British Airways deals on Chicago to Southeast Europe flight tickets

Scandinavian Airlines flights from Chicago to Southeast Europe

Our best Scandinavian Airlines deals on Chicago to Southeast Europe flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Southeast Europe that are best for you.

See travel insights to Southeast Europe from

How to get the cheapest flight ticket from Chicago to Southeast Europe

What is the cheapest month to fly to Southeast Europe?

What is the cheapest day to depart on your flight to Southeast Europe?

What is the cheapest Chicago to Southeast Europe flight route?

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Chicago - Southeast Europe flight prices

How far in advance should I book a flight to Southeast Europe?

What cabin class options are available on Chicago to Southeast Europe flights?

There are 3 cabin classes available to choose from on Chicago to Southeast Europe 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 Chicago to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between Chicago to Southeast Europe.

What is the cheapest airline that flies from Chicago to Southeast Europe?

British Airways, KLM, and Air Serbia are the most popular carriers operating from Chicago to Southeast Europe

What airlines fly to Southeast Europe?

Cheap Chicago to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Southeast Europe

Fastest flight time

Direct flights

Airports in Southeast Europe

When did momondo last update prices for flights from Chicago to Southeast Europe?

How many operators does momondo search for flights from Chicago to Southeast Europe?

How old do you have to be to fly from Chicago to Southeast Europe?

What documentation or ID do you need to fly to Southeast Europe?

What is the most popular plane model from Chicago to Southeast Europe?

Best airlines flying from Chicago to Southeast Europe

Compare and see reviews for airlines that fly from Chicago to Southeast Europe with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Southeast Europe 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 Southeast Europe

Popular cities in Southeast Europe

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