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 44% 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 United 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 October 2025, there are 6 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.

$34 Cheap Flights from Dallas/Fort Worth Airport to Illinois in 2025/26

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

As of October 2025, there are 541 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Wed, with 23% 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 October 2025, 77 flights take off from Dallas/Fort Worth Airport and land in Illinois each day. The most common flight departure time for this route is 2:00PM, with 53% of daily flights taking off in the afternoon.

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

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One-way

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Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 3:57 pmDFW-STL

9h 52m1 stop

6:22 pm - 8:19 pmSTL-DFW

1h 57mnonstop

$108Frontier

Find Deal

Fri, Oct 31 - Thu, Nov 6

10:24 pm - 12:59 amDFW-ORD

2h 35mnonstop

6:20 pm - 9:09 pmORD-DFW

2h 49mnonstop

$108Frontier

Find Deal

Thu, Oct 30 - Thu, Nov 6

9:05 am - 11:33 amDFW-ORD

2h 28mnonstop

4:57 pm - 11:59 pmORD-DFW

7h 02m1 stop

$110Spirit Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

9:26 pm - 11:59 pmDFW-ORD

2h 33mnonstop

4:59 pm - 12:10 amORD-DFW

7h 11m1 stop

$113Multiple Airlines

Find Deal

Tue, Oct 21 - Thu, Oct 23

11:43 am - 4:23 pmDFW-ORD

4h 40m1 stop

11:12 am - 1:47 pmORD-DFW

2h 35mnonstop

$114Multiple Airlines

Find Deal

Thu, Oct 30 - Fri, Oct 31

9:05 am - 11:33 amDFW-ORD

2h 28mnonstop

4:03 pm - 11:54 pmORD-DFW

7h 51m1 stop

$115Spirit Airlines

Find Deal

Thu, Oct 23 - Thu, Oct 30

9:29 pm - 11:18 pmDFW-STL

1h 49mnonstop

9:36 am - 11:35 amSTL-DFW

1h 59mnonstop

$139American Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

2:39 pm - 4:23 pmDFW-STL

1h 44mnonstop

5:58 pm - 8:05 pmSTL-DFW

2h 07mnonstop

$149American Airlines

Find Deal

Tue, Oct 28 - Tue, Nov 4

7:00 am - 12:39 pmDFW-PIA

5h 39m1 stop

1:20 pm - 9:47 pmPIA-DFW

8h 27m2 stops

$276United Airlines

Find Deal

Fri, Oct 31 - Sat, Nov 1

7:00 am - 12:20 pmDFW-PIA

5h 20m1 stop

5:19 pm - 11:06 pmPIA-DFW

5h 47m1 stop

$339United Airlines

Find Deal

Wed, Dec 24 - Thu, Jan 1

Frontier flights from Dallas/Fort Worth Airport to Illinois

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

Frontier

Oct 30

DFW10:24 pmDallas/Fort Worth

2h 35m

ORD12:59 amChicago O'Hare Intl

Nov 6

ORD6:20 pmChicago O'Hare Intl

2h 49m

DFW9:09 pmDallas/Fort Worth

$108

Find similar

Frontier

Oct 22

DFW9:26 pmDallas/Fort Worth

2h 33m

ORD11:59 pmChicago O'Hare Intl

Oct 24

ORD7:05 pmChicago O'Hare Intl

2h 46m

DFW9:51 pmDallas/Fort Worth

$109

Find similar

Frontier

Nov 6

DFW3:35 pmDallas/Fort Worth

1h 52m

STL5:27 pmLambert-St Louis

Nov 9

STL12:10 pmLambert-St Louis

1h 57m

DFW2:07 pmDallas/Fort Worth

$110

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American Airlines flights from Dallas/Fort Worth Airport to Illinois

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

American Airlines

Oct 29

DFW9:29 pmDallas/Fort Worth

1h 49m

STL11:18 pmLambert-St Louis

Nov 5

STL9:36 amLambert-St Louis

1h 59m

DFW11:35 amDallas/Fort Worth

$139

Find similar

American Airlines

Oct 28

DFW2:39 pmDallas/Fort Worth

1h 44m

STL4:23 pmLambert-St Louis

Nov 4

STL5:58 pmLambert-St Louis

2h 07m

DFW8:05 pmDallas/Fort Worth

$149

Find similar

American Airlines

Nov 1

DFW12:35 pmDallas/Fort Worth

2h 31m

ORD3:06 pmChicago O'Hare Intl

Nov 1

ORD7:01 pmChicago O'Hare Intl

2h 49m

DFW9:50 pmDallas/Fort Worth

$152

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momondo Fare Finder

Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Fri 10/31

6:05 am-3:57 pm

1 stop9h 52m

Lambert-St Louis

Thu 11/6

6:22 pm-8:19 pm

Nonstop1h 57m

$108

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 10/30

10:24 pm-12:59 am

Nonstop2h 35m

Chicago O'Hare Intl

Thu 11/6

6:20 pm-9:09 pm

Nonstop2h 49m

$108

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 10/30

9:05 am-11:33 am

Nonstop2h 28m

Chicago O'Hare Intl

Tue 11/4

4:57 pm-11:59 pm

1 stop7h 02m

$110

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 10/21

9:26 pm-11:59 pm

Nonstop2h 33m

Chicago O'Hare Intl

Thu 10/23

4:59 pm-12:10 am

1 stop7h 11m

$113

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 10/30

11:43 am-4:23 pm

1 stop4h 40m

Chicago O'Hare Intl

Fri 10/31

11:12 am-1:47 pm

Nonstop2h 35m

$114

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 10/23

9:05 am-11:33 am

Nonstop2h 28m

Chicago O'Hare Intl

Thu 10/30

4:03 pm-11:54 pm

1 stop7h 51m

$115

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 10/29

9:29 pm-11:18 pm

Nonstop1h 49m

Lambert-St Louis

Wed 11/5

9:36 am-11:35 am

Nonstop1h 59m

$139

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 10/28

2:39 pm-4:23 pm

Nonstop1h 44m

Lambert-St Louis

Tue 11/4

5:58 pm-8:05 pm

Nonstop2h 07m

$149

DallasPeoria

DFW - PIA

DFWPIA

Dallas/Fort Worth

Fri 10/31

7:00 am-12:39 pm

1 stop5h 39m

Greater Peoria

Sat 11/1

1:20 pm-9:47 pm

2 stops8h 27m

$276

DallasPeoria

DFW - PIA

DFWPIA

Dallas/Fort Worth

Wed 12/24

7:00 am-12:20 pm

1 stop5h 20m

Greater Peoria

Thu 1/1

5:19 pm-11:06 pm

1 stop5h 47m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 February. Flight prices, which tend to average around $141, 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 February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $157.

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 $283. Flights from Dallas/Fort Worth Airport to Illinois on a Sunday will generally be more expensive and average around $924. 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 $224. Flights at noon are often more expensive with an average ticket price of $805.

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 $218 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 $155 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	$71
Fastest flight time	1h 40m
Direct flights	Every day
Airports in Illinois	2 airports

The best one-way flight to Illinois from Dallas/Fort Worth Airport in the past 72 hours is $71. The best round-trip flight deal from Dallas/Fort Worth Airport to Illinois found on momondo in the last 72 hours is $115.

The fastest flight from Dallas/Fort Worth Airport to Illinois takes 1h 40m

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

There are 2 airports near Illinois: Evansville Dress Regional (EVV), Lambert-St Louis (STL)

Search flight deals

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 October 2025, there are 6 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 Boeing 737-800, representing 14.27% of all bookings. The subsequent popular models are Airbus A320neo at 12.63%, Boeing 737 MAX 8 at 11.64%, and Airbus A321-100/200 at 10.25%.

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
Spirit Airlines	PriceFrom $61	Free Cancellation	Rating 6.3 8,065 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $65	Free Cancellation	Rating 5.8 3,154 reviews	Search Frontier flights
Contour	PriceFrom $134	Free Cancellation	Rating 7.2 36 reviews	Search Contour flights
Southwest	PriceFrom $147	Free Cancellation	Rating 8.0 4,248 reviews	Search Southwest flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $159	Free Cancellation	Rating 7.4 8,929 reviews	Search United 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.

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.

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Popular cities in Illinois

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Dallas/Fort Worth Airport flight routes

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Flights from Dallas/Fort Worth to Las Vegas Harry Reid Intl

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Cheap flights from Dallas/Fort Worth Airport to Illinois from $34

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

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Frontier flights from Dallas/Fort Worth Airport to Illinois

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

American Airlines flights from Dallas/Fort Worth Airport to Illinois

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

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Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Illinois that are best for you.

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 $224. Flights at noon are often more expensive with an average ticket price of $805.

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 United 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 October 2025, 77 flights take off from Dallas/Fort Worth Airport and land in Illinois each day. The most common flight departure time for this route is 2:00PM, with 53% 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 October 2025, there are 541 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Wed, with 23% 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