Cheap flights from Central America to Illinois from $140

The cheapest month to fly to Illinois from Central America is in January. Flight prices, which tend to average around $369, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $412.

The cheapest day to depart from Central America to Illinois is on a Thursday when prices can be found for as low as $428. Flights from Central America to Illinois on a Sunday will generally be more expensive and average around $584. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Central America to Illinois during this time can be as low as $463. Flights at noon are often more expensive with an average ticket price of $466.

Fly from Guatemala City La Aurora to Chicago O'Hare Intl for the best Central America - Illinois flight prices

You are more likely to see cheaper flights to Illinois from Central America when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $446 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Central America for as low as $374 on momondo.

There are 3 cabin classes available to choose from on Central America to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Spirit Airlines, and Frontier are the most popular carriers operating from Central America to Illinois

United Airlines, American Airlines and Avianca are the top three most popular airlines that fly to Illinois from Central America according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

As of March 2026, 6 flights take off from Central America and land in Illinois each day. The most common flight departure time for this route is 7:00AM, with 56% of daily flights taking off in the afternoon.

As of March 2026, there are 43 flights per week flying from Central America to Illinois. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.