Cheap flights from Dallas to Illinois from $58
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to Illinois departing on 7/17. 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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Frontier flights from Dallas to Illinois
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How to get the cheapest flight ticket from Dallas 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 Dallas is in September. Flight prices, which tend to average around $131, 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 September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $141.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Dallas to Illinois is on a Thursday when prices can be found for as low as $266. Flights from Dallas to Illinois on a Sunday will generally be more expensive and average around $912. 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 Dallas to Illinois during this time can be as low as $227. Flights at noon are often more expensive with an average ticket price of $773.
What is the cheapest Dallas to Illinois flight route?
Fly from Dallas/Fort Worth to Chicago Midway for the best Dallas - 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 Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $209 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Dallas for as low as $171 on momondo.
What cabin class options are available on Dallas to Illinois flights?
There are 4 cabin classes available to choose from on Dallas 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 Dallas to Illinois?
Spirit Airlines, Southwest, and American Airlines are the most popular carriers operating from Dallas to Illinois
What airlines fly to Illinois?
Frontier, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Dallas according to our data. Frontier is the first choice among our users, with 45% 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 Dallas to Illinois on average per day?
The number of flights available between Dallas and Illinois is 140 per day as of June 2025. The most frequent departure time is 12:00PM, with 46% of daily flights leaving in the afternoon.
How many flights depart from Dallas to Illinois on average per week?
As of June 2025, there are 983 flights per week flying from Dallas to Illinois. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.
Cheap Dallas to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dallas to Illinois
When did momondo last update prices for flights from Dallas to Illinois?
Prices for flights from Dallas to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Dallas to Illinois?
There are 6 operators available for flights from Dallas to Illinois as of June 2025.
How old do you have to be to fly from Dallas to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dallas to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Dallas to Illinois
Compare and see reviews for airlines that fly from Dallas to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $51 | Free Cancellation | Rating 5.9 3,301 reviews | |||
| PriceFrom $56 | Free Cancellation | Rating 6.3 8,066 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 7.0 27 reviews | |||
| PriceFrom $139 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 8.0 4,280 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Dallas to Illinois?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dallas to Illinois. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Dallas to Illinois with flexible booking policies on momondo?
Flights from Dallas 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 Dallas to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Dallas.
I’m not ready to book a flight from Dallas to Illinois right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Dallas to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.