$512 Find Cheap Flights from Southeast Asia to Illinois - 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 Southeast Asia to Illinois.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Southeast Asia to Illinois 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 Southeast Asia to Illinois 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 Southeast Asia to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

There are 12 airports in Illinois. The busiest airport is Chicago O'Hare Airport (ORD), with 91% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Illinois is Chicago O'Hare Intl Airport (ORD), with an average flight price of $891.

The cheapest ticket to Illinois from Southeast Asia found in the last 5 days was to Chicago O'Hare Intl Airport, at $489 round-trip. The most popular route is Manila (MNL) to Chicago O'Hare Intl Airport (ORD) and the cheapest round-trip airline ticket found on this route in the last 5 days was $489.

The cheapest month for flights from Southeast Asia to Illinois is October, when tickets cost $443 (return) on average. On the other hand, the most expensive months are August and February, when the average cost of round-trip tickets is $1,046 and $981 respectively.

To get a below average price on the flight from Southeast Asia to Illinois, you should book around 2 weeks before departure, which saves you about 50% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

An average nonstop flight from Southeast Asia to Illinois takes 30h 12m, covering a distance of 8778 miles. The shortest route is Manila (MNL) to Chicago O'Hare Intl Airport (ORD) with an average flight time of 14h 15m.

Based on KAYAK flight searches, the most popular destination is Chicago (95% of total searches to Illinois). The next most popular destinations are St. Louis (3%) and Peoria (1%). Searches for flights to Bloomington (0%), to Springfield (0%) and to Moline (0%) are also popular.