Find flights
When to book
FAQs & Tips
Deals

Find cheap flights from Illinois to Southeast Europe from $242

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 9/24. 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
Sat 6/22
Sat 6/29

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

In the last 7 days travelers have searched 43,800,826 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

July

Cheapest flight

$242
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 Athens

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
11/14Thu
1 stopAustrian Airlines
12h 30mORD-SKP
11/21Thu
1 stopAustrian Airlines
32h 20mSKP-ORD
$484
11/12Tue
1 stopSWISS
11h 55mORD-SKP
11/20Wed
1 stopSWISS
32h 20mSKP-ORD
$490
11/14Thu
1 stopLufthansa
17h 05mORD-SKP
11/21Thu
1 stopLufthansa
13h 40mSKP-ORD
$493
11/11Mon
1 stopLufthansa
15h 00mORD-SKP
11/21Thu
1 stopLufthansa
13h 40mSKP-ORD
$494
11/11Mon
2 stops
20h 05mORD-SKP
11/19Tue
2 stops
23h 57mSKP-ORD
$495
10/23Wed
1 stop
30h 35mORD-TIA
11/5Tue
2 stops
23h 32mTIA-ORD
$498
10/22Tue
2 stopsAir Canada
14h 55mORD-ZAG
11/5Tue
2 stopsAir Canada
14h 52mZAG-ORD
$514
10/22Tue
1 stopSWISS
12h 05mORD-OTP
11/5Tue
1 stopSWISS
17h 10mOTP-ORD
$531
8/20Tue
2 stopsAir Canada
20h 55mORD-ZAG
9/18Wed
2 stopsAir Canada
31h 34mZAG-ORD
$535

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/24Tue
3 stops
40h 21mORD-ATH
$242
9/7Sat
2 stops
22h 50mORD-ATH
$302
11/4Mon
1 stopScandinavian Airlines
33h 00mORD-ATH
$414
8/26Mon
1 stopAustrian Airlines
11h 40mORD-ZAG
$468
8/16Fri
1 stopSWISS
10h 45mORD-SPU
$471
10/3Thu
1 stopITA Airways
18h 15mORD-BEG
$475
8/26Mon
2 stopsAustrian Airlines
15h 01mORD-ZAG
$479
7/24Wed
2 stopsITA Airways
34h 30mORD-TIA
$481
7/7Sun
1 stopSWISS
17h 50mORD-SKP
$495
10/3Thu
1 stopScandinavian Airlines
32h 15mORD-ATH
$505

Search by stops

Search by airline

Search by price

Last minute flights from Illinois to Southeast Europe

Last minute flight, train and bus deals

5/25Sat
multi-stopSWISS
17h 55mORD-SPU
6/7Fri
multi-stopSWISS
22h 05mSPU-ORD
$698
5/26Sun
multi-stopSWISS
17h 50mORD-SKP
6/10Mon
multi-stopSWISS
26h 05mSKP-ORD
$699
5/27Mon
multi-stopAustrian Airlines
12h 35mORD-SKP
8/27Tue
multi-stopAustrian Airlines
37h 15mSKP-ORD
$750
5/26Sun
multi-stopLufthansa
19h 50mORD-SKP
6/10Mon
multi-stopLufthansa
14h 50mSKP-ORD
$754
5/26Sun
multi-stopAustrian Airlines
24h 55mORD-SKP
6/9Sun
multi-stopAustrian Airlines
15h 55mSKP-ORD
$769
5/28Tue
multi-stopAir Canada
13h 40mORD-ZAG
7/2Tue
multi-stopAir Canada
30h 50mZAG-ORD
$769
5/26Sun
multi-stopLufthansa
19h 50mORD-SKP
6/10Mon
multi-stopLufthansa
28h 40mSKP-ORD
$780
5/26Sun
multi-stop
17h 50mORD-SKP
6/9Sun
multi-stop
14h 35mSKP-ORD
$870
5/26Sun
multi-stopAir Canada
42h 45mORD-ZAG
7/1Mon
multi-stopAir Canada
32h 15mZAG-ORD
$944
5/28Tue
multi-stop
28h 20mORD-BEG
6/10Mon
multi-stop
44h 29mBEG-ORD
$963

Search by stops

Search by airline

Search by price

Flights to Southeast Europe

Return flight deals:

Southeast Europe - Illinois

Cabin classes:

$172
$277
$277
$27

Browse destinations:

View more