$122 Find Cheap Flights from Colorado Springs to Illinois - Compare and Save

The cheapest ticket to Illinois from Colorado Springs found in the last 5 days was to Chicago, at $266 round-trip. The most popular route is from Colorado Springs (COS) to Chicago O'Hare Intl Airport (ORD), and the cheapest round-trip airline ticket found on this route in the last 5 days was $266.

The cheapest time of day to fly to Illinois is generally in the morning, when round-trip flights cost $453 on average. Morning departures are around 15% cheaper than evening flights, on average. The most expensive time of day to fly to Illinois is generally in the evening, which is peak travel time and where the average cost of a ticket is $531.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $481 on average.

The cheapest month for flights from Colorado Springs to Illinois is January, when tickets cost $286 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of round-trip tickets is $453 and $448 respectively.

For Colorado Springs to Illinois, Saturday is the cheapest day to fly on average and Monday is the most expensive. Flying from Illinois back to Colorado Springs, the best deals are generally found on Wednesday, with Monday being the most expensive.

To get a below average price on the flight from Colorado Springs to Illinois, you should book around 5 weeks before departure, which saves you about 49% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

There are 3 airlines that fly nonstop from Colorado Springs to Illinois. They are: American Airlines, Southwest and United Airlines. The cheapest price of all airlines flying this route was found with Southwest at $227 for a round-trip flight to Chicago Midway Airport (MDW). On average, American Airlines offers the best prices for nonstop flights between Colorado Springs and Illinois.

Colorado Springs and Illinois are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (14 flights per week), American Airlines (7 flights per week), and Emirates (7 flights per week).

The duration of a flight to Illinois depends on your arrival airport. The shortest routes to Illinois from Colorado Springs are to Chicago, which takes 2h 24m, Peoria, which takes 5h 11m, and Champaign, which takes 5h 13m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Colorado Springs to Illinois departs at 5:44 am, landing in Chicago at 9:45 am.

If you prefer to fly at night, the latest flight from Colorado Springs to Illinois jets off at 12:37 pm and lands in Chicago at 4:30 pm.