Question 1

What is the cheapest day to depart on your flight to Illinois?

Accepted Answer

The cheapest day to depart from South Carolina to Illinois is on a Friday when prices can be found for as low as $407. Flights from South Carolina to Illinois on a Monday will generally be more expensive and average around $696. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Question 2

What is the cheapest time of day to depart on your flight to Illinois?

Accepted Answer

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from South Carolina to Illinois during this time can be as low as $406. Flights at noon are often more expensive with an average ticket price of $529.

Question 3

What is the cheapest month to fly to Illinois?

Accepted Answer

The cheapest month to fly to Illinois from South Carolina is in August. Flight prices, which tend to average around $47, 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 August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $50.

Question 4

What is the cheapest airline that flies from South Carolina to Illinois?

Accepted Answer

Southwest, Delta, and United Airlines are the most popular carriers operating from South Carolina to Illinois

Question 5

Can stopping save me money on South Carolina to Illinois flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between South Carolina to Illinois.

Question 6

What is the cheapest South Carolina to Illinois flight route?

Accepted Answer

Fly from Myrtle Beach Intl to Belleville for the best South Carolina - Illinois flight prices

Question 7

How long is the flight from South Carolina to Illinois?

Accepted Answer

The flight from South Carolina to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Greenville (a popular airport in South Carolina) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 2h 02m on average. If you fly from Columbia (another popular airport in South Carolina) to Chicago O'Hare Intl Airport, then the average flight time is 2h 16m.

Question 8

How many flights depart from South Carolina to Illinois on average per day?

Accepted Answer

117 flights are operational daily from South Carolina to Illinois as of May 2026. The most popular departure time for this route is 6:00PM, with 49% of flights per day taking off at noon.

Question 9

How many flights depart from South Carolina to Illinois on average per week?

Accepted Answer

As of May 2026, 822 flights take off from South Carolina and land in Illinois each week. The most common flight departure day for this route is Wed, with 19% of weekly flights taking off on this day.

Question 10

What cabin class options are available on South Carolina to Illinois flights?

Accepted Answer

There are 4 cabin classes available to choose from on South Carolina to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 11

What airlines fly to Illinois?

Accepted Answer

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from South Carolina according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

Question 12

How far in advance should I book a flight from South Carolina to Illinois?

Accepted Answer

You are more likely to see cheaper flights to Illinois from South Carolina when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $364 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from South Carolina for as low as $268 on momondo.

Question 13

When did momondo last update prices for flights from South Carolina to Illinois?

Accepted Answer

Prices for flights from South Carolina to Illinois are updated daily.

Question 14

How many operators does momondo search for flights from South Carolina to Illinois?

Accepted Answer

As of May 2026, there are 7 operators available to choose from for flights from South Carolina to Illinois.

Question 15

How old do you have to be to fly from South Carolina to Illinois?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Carolina to Illinois.

Question 16

What documentation or ID do you need to fly to Illinois?

Accepted Answer

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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