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Find cheap flights from Illinois to Southeast Europe from $239

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to Southeast Europe departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 6/27
Thu 7/4

Search hundreds of travel sites at once for deals on flights to Southeast Europe

In the last 7 days travelers have searched 42,816,550 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$239
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Chicago O'Hare Airport to Bucharest

FAQs for booking flights from Illinois to Southeast Europe

  • How does KAYAK find such low prices on flights from Illinois to Southeast Europe?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Southeast Europe.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Southeast Europe?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southeast Europe from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Southeast Europe?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Southeast Europe with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Southeast Europe?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southeast Europe from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to Southeast Europe

Recent round-trip flight deals

11/4Mon
1 stopScandinavian Airlines
33h 00mORD-ATH
11/9Sat
1 stopScandinavian Airlines
29h 45mATH-ORD
$382
11/10Sun
1 stopBritish Airways
17h 50mORD-ZAG
11/22Fri
1 stopBritish Airways
30h 50mZAG-ORD
$485
10/27Sun
2 stopsAmerican Airlines
20h 32mORD-ZAG
11/10Sun
1 stopAmerican Airlines
33h 30mZAG-ORD
$490
10/13Sun
1 stop
17h 50mORD-SKP
11/5Tue
2 stops
22h 17mSKP-ORD
$491
10/23Wed
1 stopSWISS
30h 35mORD-TIA
11/5Tue
1 stopSWISS
32h 50mTIA-ORD
$495
11/10Sun
2 stopsAmerican Airlines
19h 55mORD-ZAG
11/22Fri
2 stopsAmerican Airlines
32h 59mZAG-ORD
$497
10/13Sun
2 stops
24h 03mORD-SKP
11/5Tue
2 stops
22h 17mSKP-ORD
$497
10/6Sun
1 stopAustrian Airlines
15h 00mORD-SPU
10/16Wed
1 stopAustrian Airlines
29h 15mSPU-ORD
$498
8/19Mon
1 stopAustrian Airlines
24h 55mORD-SKP
10/4Fri
1 stopAustrian Airlines
31h 40mSKP-ORD
$500
10/24Thu
1 stopSWISS
16h 55mORD-BEG
11/4Mon
1 stopSWISS
32h 40mBEG-ORD
$518

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Recent one-way flight deals

9/28Sat
2 stops
22h 00mORD-OTP
$239
9/24Tue
2 stops
23h 26mORD-OTP
$265
11/4Mon
1 stopScandinavian Airlines
33h 00mORD-ATH
$417
9/1Sun
1 stopTurkish Airlines
14h 40mORD-TIA
$459
8/27Tue
1 stopSWISS
22h 00mORD-SKP
$460
9/30Mon
2 stopsScandinavian Airlines
37h 30mORD-ATH
$461
9/22Sun
1 stopLufthansa
14h 05mORD-ZAG
$462
9/4Wed
1 stopTurkish Airlines
20h 00mORD-TIA
$487
7/10Wed
1 stopLufthansa
11h 45mORD-SPU
$489
7/10Wed
1 stopSWISS
11h 05mORD-SPU
$495

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Last minute flights from Illinois to Southeast Europe

Last minute flight, train and bus deals

5/29Wed
multi-stop
20h 40mORD-TIA
8/17Sat
multi-stop
14h 35mTIA-ORD
$678
5/29Wed
multi-stop
20h 40mORD-TIA
6/27Thu
multi-stop
14h 35mTIA-ORD
$728
5/31Fri
multi-stopBritish Airways
20h 05mORD-ZAG
10/3Thu
multi-stopBritish Airways
12h 50mZAG-ORD
$745
5/31Fri
multi-stopBritish Airways
20h 05mORD-ZAG
9/30Mon
multi-stopBritish Airways
24h 55mZAG-ORD
$755
5/29Wed
multi-stopLufthansa
13h 20mORD-SKP
9/25Wed
multi-stopLufthansa
15h 05mSKP-ORD
$804
5/29Wed
multi-stopLufthansa
35h 20mORD-SKP
6/5Wed
multi-stopLufthansa
28h 40mSKP-ORD
$805
5/30Thu
multi-stopITA Airways
26h 30mORD-TIA
8/14Wed
multi-stopITA Airways
32h 40mTIA-ORD
$874
5/31Fri
multi-stopLOT
12h 40mORD-ZAG
9/30Mon
multi-stopLOT
13h 55mZAG-ORD
$878
5/31Fri
multi-stopLOT
12h 40mORD-ZAG
10/1Tue
multi-stopLOT
13h 55mZAG-ORD
$899
5/30Thu
multi-stopITA Airways
26h 30mORD-TIA
6/27Thu
multi-stopITA Airways
14h 35mTIA-ORD
$943

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Flights to Southeast Europe

Return flight deals:

Southeast Europe - Illinois

Cabin classes:

$172
$194
$296
$37

Browse destinations:

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