Cheap flights from Colorado Springs (COS) to Illinois from $105

If you book a flight to Illinois from Colorado Springs, you will be flying from Colorado Springs, which is the city’s only airport. Colorado Springs (COS) is located 6.7 mi from the center of Colorado Springs.

Yes, there are multiple flights from Colorado Springs to Illinois for under $300. The cheapest flight booked recently is on American Airlines for just $216, but on average you can expect to pay $268.

Cheapflights has at least 20 direct flights from Colorado Springs to Illinois under $300. A good price for a nonstop flight from Colorado Springs to Illinois is less than $412.

There are currently 20+ open flights from Colorado Springs to Illinois within the next 7 days for less than $500.

The cheapest airline one-way is Sun Country Air, with whom users have recently found tickets for as low as $105. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Colorado Springs to Illinois for a low price.

When deciding which route to take from Colorado Springs to Illinois consider Colorado Springs - Chicago O'Hare Intl, Colorado Springs - Lambert-St Louis or Colorado Springs - Chicago Midway as they are the most popular.

No one likes to see their flight delayed. When booking a flight from Colorado Springs to Illinois consider choosing SkyWest Airlines (95%), Emirates (89%) or United Airlines (87%) as they are the most reliable in getting you off to your destination on time.

The cheapest flight price from Colorado Springs to Illinois is $160. On average you can expect to pay $1,588. The most popular route, (Colorado Springs - Chicago O'Hare Intl), can usually be booked for $243.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Colorado Springs Airport to Chicago O'Hare Intl Airport flight would often be abbreviated as a COS to ORD flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

The amount of baggage you can bring on your Colorado Springs to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Colorado Springs to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Colorado Springs to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Illinois.

Yes. Cheapflights offers flight deals from Colorado Springs to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Colorado Springs to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Colorado Springs to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The Colorado Springs to Illinois flight deals you see on this page were last updated on 5/28.

Currently, February is the cheapest month in which you can book a flight from Colorado Springs to Illinois (average of $244). Flying from Colorado Springs to Illinois in June is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.