Find cheap flights from Illinois to Southeast Europe - Compare and Save

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.

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

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 from Illinois to Southeast Europe with an airline and back with another airline.

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 from Illinois to Southeast Europe up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Illinois and Southeast Europe are connected by different airlines. The airlines that fly that route the most regularly are Iberia (9 flights per week), American Airlines (7 flights per week), and Air Canada (7 flights per week).

There are 21 airports in Southeast Europe. The busiest airport is Athens Airport (Eleftherios Venizelos) (ATH), with 32% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Southeast Europe is Bucharest Otopeni Intl Airport (OTP), with an average flight price of $491.

Based on KAYAK data, the cheapest day to fly to Southeast Europe is Monday where round-trip tickets can be as cheap as $1,226. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $1,385 on average.

The cheapest time of day to fly to Southeast Europe is generally in the evening, when round-trip flights cost $1,304 on average. The most expensive time of day to fly to Southeast Europe is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $1,319.

The cheapest ticket to Southeast Europe from Illinois found in the last 5 days was to Belgrade, at $680 round-trip. The most popular route is Chicago O'Hare Intl Airport (ORD) to Belgrade (BEG) and the cheapest round-trip airline ticket found on this route in the last 5 days was $680.

The cheapest month for flights from Illinois to Southeast Europe is January, when tickets cost $476 (return) on average. On the other hand, the most expensive months are June and May, when the average cost of round-trip tickets is $811 and $715 respectively.

To get a below average price on the flight from Illinois to Southeast Europe, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

From Illinois, there are direct flights to Southeast Europe from 1 city. This city is Chicago and there are 62 direct flights each week.

There are around 9 direct flights from within Illinois to Southeast Europe every day. Most flights (97%) depart in the afternoon.

Each week there are around 62 direct flights from within Illinois to Southeast Europe. The most common day for departures is Wednesday, with 16% of flights taking off on this day.

An average nonstop flight from Illinois to Southeast Europe takes 16h 15m, covering a distance of 5210 miles. The shortest route is Chicago O'Hare Intl Airport (ORD) to Belgrade (BEG) with an average flight time of 9h 40m.

There are not any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Southeast Europe. Instead, there are 62 long-haul flights (6-12 hour flight duration), with the most arriving from Chicago.

Based on KAYAK flight searches, the most popular destination is Athens (73% of total searches to Southeast Europe). The next most popular destinations are Zagreb (11%) and Skopje (8%). Searches for flights to Dubrovnik (6%), to Santorini (Thira) (1%) and to Bol (0%) are also popular.