Cheap flights from Raleigh to Illinois from $54
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Illinois departing on 10/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Raleigh to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Raleigh is in August. Flight prices, which tend to average around $178, 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 $197.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Raleigh to Illinois is on a Thursday when prices can be found for as low as $354. Flights from Raleigh to Illinois on a Sunday will generally be more expensive and average around $550. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Raleigh to Illinois during this time can be as low as $200. Flights at noon are often more expensive with an average ticket price of $494.
What is the cheapest Raleigh-Durham to Illinois flight route?
Fly from Raleigh-Durham to Chicago O'Hare Intl for the best Raleigh-Durham - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $293 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Raleigh for as low as $208 on momondo.
What cabin class options are available on Raleigh-Durham to Illinois flights?
There are 4 cabin classes available to choose from on Raleigh-Durham to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Raleigh-Durham to Illinois?
Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from Raleigh-Durham to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Illinois from Raleigh according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Raleigh to Illinois on average per day?
As of June 2025, there are 25 flights per day flying from Raleigh to Illinois. The most common time of day flights depart is 9:00AM, with 45% of flights taking off in the afternoon.
How many flights depart from Raleigh to Illinois on average per week?
The number of flights available between Raleigh and Illinois is 181 per week as of June 2025. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.
Cheap Raleigh to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Raleigh to Illinois
When did momondo last update prices for flights from Raleigh-Durham Airport to Illinois?
Prices for flights from Raleigh-Durham Airport to Illinois are updated daily.
How many operators does momondo search for flights from Raleigh-Durham Airport to Illinois?
The number of operators available for flights from Raleigh-Durham Airport to Illinois is 6 as of June 2025.
How old do you have to be to fly from Raleigh-Durham Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
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.
What is the most popular plane model from Raleigh to Illinois?
Based on momondo bookings for flights between Raleigh and Illinois, the leading plane model is Boeing 737-800, making up 17.94% of the total bookings. Other popular models include Embraer 175 with 14.52%, Boeing 737 MAX 8 with 13.99%, and Boeing 737-900 with 10.72%.
Best airlines flying from Raleigh to Illinois
Compare and see reviews for airlines that fly from Raleigh to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $39 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $98 | Free Cancellation | Rating 6.3 8,076 reviews | |||
| PriceFrom $102 | Free Cancellation | Rating 8.0 7,962 reviews | |||
| PriceFrom $141 | Free Cancellation | Rating 7.4 8,830 reviews | |||
| PriceFrom $146 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $168 | Free Cancellation | Rating 8.0 4,280 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Raleigh to Illinois?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Raleigh to Illinois for you.
Can I find flights from Raleigh to Illinois with flexible booking policies on momondo?
Flights from Raleigh to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Raleigh to Illinois?
Once you have performed a search for Raleigh to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Raleigh to Illinois right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Illinois from Raleigh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.