What airlines fly to Illinois?

Frontier, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Dallas/Fort Worth Airport according to our data. Frontier 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 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Dallas/Fort Worth to Illinois?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Dallas/Fort Worth to Illinois

How many operators does momondo search for flights from Dallas/Fort Worth Airport to Illinois?

As of July 2025, there are 7 operators available to choose from for flights from Dallas/Fort Worth Airport to Illinois.

How old do you have to be to fly from Dallas/Fort Worth Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dallas/Fort Worth Airport to Illinois.

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

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$38 Cheap Flights from Dallas/Fort Worth Airport to Illinois in 2025

Q: How many flights depart from Dallas/Fort Worth Airport to Illinois on average per week?

As of July 2025, there are 918 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.

Q: How many flights depart from Dallas/Fort Worth Airport to Illinois on average per day?

As of July 2025, 131 flights take off from Dallas/Fort Worth Airport and land in Illinois each day. The most common flight departure time for this route is 12:00PM, with 47% of daily flights taking off in the afternoon.

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Find the cheapest flights from Dallas/Fort Worth Airport to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:38 pm - 8:09 pmDFW-ORD

2h 31mnonstop

5:25 am - 7:58 amORD-DFW

2h 33mnonstop

$79Frontier

Find Deal

Wed, Oct 8 - Mon, Oct 13

8:55 pm - 11:26 pmDFW-ORD

2h 31mnonstop

7:00 pm - 9:35 pmORD-DFW

2h 35mnonstop

$97

Find Deal

Thu, Oct 16 - Sun, Oct 19

3:20 pm - 5:50 pmDFW-ORD

2h 30mnonstop

7:00 pm - 9:35 pmORD-DFW

2h 35mnonstop

$98Spirit Airlines

Find Deal

Fri, Oct 24 - Mon, Oct 27

3:20 pm - 5:50 pmDFW-ORD

2h 30mnonstop

7:00 pm - 9:35 pmORD-DFW

2h 35mnonstop

$100Spirit Airlines

Find Deal

Sun, Oct 19 - Sun, Oct 26

9:23 pm - 11:14 pmDFW-STL

1h 51mnonstop

10:08 am - 11:57 amSTL-DFW

1h 49mnonstop

$139American Airlines

Find Deal

Wed, Aug 20 - Sat, Aug 23

7:13 am - 9:00 amDFW-STL

1h 47mnonstop

5:52 pm - 7:41 pmSTL-DFW

1h 49mnonstop

$148American Airlines

Find Deal

Sat, Aug 16 - Mon, Aug 18

7:00 am - 12:31 pmDFW-STL

5h 31m1 stop

3:42 pm - 9:27 pmSTL-DFW

5h 45m1 stop

$197Delta

Find Deal

Wed, Aug 20 - Mon, Aug 25

6:14 pm - 11:14 pmDFW-STL

5h 00m1 stop

6:00 am - 12:18 pmSTL-DFW

6h 18m1 stop

$203Delta

Find Deal

Fri, Aug 22 - Sat, Aug 30

2:25 pm - 8:52 pmDFW-PIA

6h 27m1 stop

8:10 am - 7:49 pmPIA-DFW

11h 39m2 stops

$346United Airlines

Find Deal

Tue, Aug 19 - Sat, Aug 23

5:15 am - 12:39 pmDFW-PIA

7h 24m2 stops

1:20 pm - 6:20 pmPIA-DFW

5h 00m1 stop

$350United Airlines

Find Deal

Sat, Nov 22 - Sat, Nov 29

Spirit Airlines flights from Dallas/Fort Worth Airport to Illinois

Our best Spirit Airlines deals on Dallas/Fort Worth Airport to Illinois flight tickets

Spirit Airlines

Oct 24

DFW3:20 pmDallas/Fort Worth

2h 30m

ORD5:50 pmChicago O'Hare Intl

Oct 27

ORD7:00 pmChicago O'Hare Intl

2h 35m

DFW9:35 pmDallas/Fort Worth

$98

Find similar

Spirit Airlines

Oct 19

DFW3:20 pmDallas/Fort Worth

2h 30m

ORD5:50 pmChicago O'Hare Intl

Oct 26

ORD7:00 pmChicago O'Hare Intl

2h 35m

DFW9:35 pmDallas/Fort Worth

$100

Find similar

Spirit Airlines

Aug 4

DFW2:56 pmDallas/Fort Worth

2h 14m

ORD5:10 pmChicago O'Hare Intl

Aug 8

ORD11:21 amChicago O'Hare Intl

2h 30m

DFW1:51 pmDallas/Fort Worth

$105

Find similar

Frontier flights from Dallas/Fort Worth Airport to Illinois

Our best Frontier deals on Dallas/Fort Worth Airport to Illinois flight tickets

Frontier

Oct 8

DFW5:38 pmDallas/Fort Worth

2h 31m

ORD8:09 pmChicago O'Hare Intl

Oct 13

ORD5:25 amChicago O'Hare Intl

2h 33m

DFW7:58 amDallas/Fort Worth

$79

Find similar

Frontier

Oct 16

DFW9:52 pmDallas/Fort Worth

2h 19m

MDW12:11 amChicago Midway

Oct 19

MDW6:00 amChicago Midway

2h 39m

DFW8:39 amDallas/Fort Worth

$97

Find similar

Frontier

Oct 16

DFW9:52 pmDallas/Fort Worth

2h 19m

MDW12:11 amChicago Midway

Oct 19

MDW6:00 amChicago Midway

2h 39m

DFW8:39 amDallas/Fort Worth

$98

Find similar

How to get the cheapest flight ticket from Dallas/Fort Worth Airport 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Dallas/Fort Worth Airport is in September. Flight prices, which tend to average around $132, 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/Fort Worth Airport to Illinois is on a Thursday when prices can be found for as low as $271. Flights from Dallas/Fort Worth Airport to Illinois on a Sunday will generally be more expensive and average around $900. 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/Fort Worth Airport to Illinois during this time can be as low as $225. Flights at noon are often more expensive with an average ticket price of $759.

What is the cheapest Dallas/Fort Worth to Illinois flight route?

Fly from Dallas/Fort Worth to Chicago Midway for the best Dallas/Fort Worth - 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/Fort Worth Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Dallas/Fort Worth Airport for as low as $163 on momondo.

What cabin class options are available on Dallas/Fort Worth to Illinois flights?

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

Can stopping save me money on Dallas/Fort Worth Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between Dallas/Fort Worth Airport to Illinois.

Cheap Dallas/Fort Worth Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to Illinois

Best Price Found	$38
Fastest flight time	1h 43m
Direct flights	Every day
Airports in Illinois	8 airports

The best one-way flight to Illinois from Dallas/Fort Worth Airport in the past 72 hours is $38. The best round-trip flight deal from Dallas/Fort Worth Airport to Illinois found on momondo in the last 72 hours is $79.

The fastest flight from Dallas/Fort Worth Airport to Illinois takes 1h 43m

Direct flights go from Dallas/Fort Worth Airport to Illinois every day.

There are 8 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Evansville Dress Regional (EVV), Greater Peoria (PIA), Lambert-St Louis (STL), Moline Quad-City (MLI), Champaign University-Willard (CMI), Bloomington-Normal (BMI)

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When did momondo last update prices for flights from Dallas/Fort Worth Airport to Illinois?
Prices for flights from Dallas/Fort Worth Airport to Illinois refresh daily.
How many operators does momondo search for flights from Dallas/Fort Worth Airport to Illinois?
As of July 2025, there are 7 operators available to choose from for flights from Dallas/Fort Worth Airport to Illinois.
How old do you have to be to fly from Dallas/Fort Worth Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dallas/Fort Worth Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Dallas/Fort Worth Airport to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Dallas/Fort Worth Airport to Illinois is Airbus A320neo, representing 13.26% of all bookings. The subsequent popular models are Boeing 737-800 at 12.20%, Boeing 737 MAX 8 at 11.01%, and Airbus A321-100/200 at 10.22%.

Best airlines flying from Dallas/Fort Worth Airport to Illinois

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $52	Free Cancellation	Rating 5.9 3,256 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $56	Free Cancellation	Rating 6.3 8,043 reviews	Search Spirit Airlines flights
Contour	PriceFrom $134	Free Cancellation	Rating 7.1 32 reviews	Search Contour flights
Southwest	PriceFrom $147	Free Cancellation	Rating 8.0 4,239 reviews	Search Southwest flights
United Airlines	PriceFrom $153	Free Cancellation	Rating 7.4 8,863 reviews	Search United Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Dallas to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Dallas.

Can I find flights from Dallas to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois from Dallas with this policy.

How can momondo help me find flights from Dallas to Illinois?

momondo helps you find the best flight between Dallas and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Dallas to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Dallas to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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Popular cities in Illinois

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Flights to Washington, D.C.from $50

Flights to Bostonfrom $55

Flights to Dallasfrom $63

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Flights to Seattlefrom $81

Cheap flights from Dallas/Fort Worth Airport to Illinois from $38

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Dallas/Fort Worth Airport to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Spirit Airlines flights from Dallas/Fort Worth Airport to Illinois

Our best Spirit Airlines deals on Dallas/Fort Worth Airport to Illinois flight tickets

Frontier flights from Dallas/Fort Worth Airport to Illinois

Our best Frontier deals on Dallas/Fort Worth Airport to Illinois flight tickets

See travel insights to Illinois from

How to get the cheapest flight ticket from Dallas/Fort Worth Airport 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?

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

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/Fort Worth Airport to Illinois during this time can be as low as $225. Flights at noon are often more expensive with an average ticket price of $759.

What is the cheapest Dallas/Fort Worth to Illinois flight route?

Fly from Dallas/Fort Worth to Chicago Midway for the best Dallas/Fort Worth - Illinois flight prices

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

What cabin class options are available on Dallas/Fort Worth to Illinois flights?

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

Can stopping save me money on Dallas/Fort Worth Airport to Illinois flights?

No. A direct flight is the cheapest option for a flight between Dallas/Fort Worth Airport to Illinois.

What is the cheapest airline that flies from Dallas/Fort Worth to Illinois?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Dallas/Fort Worth to Illinois

What airlines fly to Illinois?

How many flights depart from Dallas/Fort Worth Airport to Illinois on average per day?

As of July 2025, 131 flights take off from Dallas/Fort Worth Airport and land in Illinois each day. The most common flight departure time for this route is 12:00PM, with 47% of daily flights taking off in the afternoon.

How many flights depart from Dallas/Fort Worth Airport to Illinois on average per week?

As of July 2025, there are 918 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.

Cheap Dallas/Fort Worth Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Dallas/Fort Worth Airport to Illinois?

How many operators does momondo search for flights from Dallas/Fort Worth Airport to Illinois?

How old do you have to be to fly from Dallas/Fort Worth Airport to Illinois?

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

What is the most popular plane model from Dallas/Fort Worth Airport to Illinois?

Best airlines flying from Dallas/Fort Worth Airport to Illinois

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Dallas to Illinois?

Can I find flights from Dallas to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Dallas to Illinois?

I’m not ready to book a flight from Dallas to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo