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?

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.

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

As of December 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.

$42 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 December 2025, there are 518 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Mon, with 25% 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 December 2025, 74 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 51% 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

Enter your travel dates to find the best prices.

1:35 pm - 4:00 pm

DFW

ORD

2h 25mnonstop

9:15 am - 12:11 pm

ORD

DFW

2h 56mnonstop

$82Multiple Airlines

Tue, Jan 6 - Sat, Jan 10

5:01 am - 7:34 am

DFW

ORD

2h 33mnonstop

3:40 pm - 6:40 pm

ORD

DFW

3h 00mnonstop

$83Frontier

Fri, Feb 27 - Mon, Mar 2

1:30 pm - 3:49 pm

DFW

MDW

2h 19mnonstop

9:45 am - 12:30 pm

MDW

DFW

2h 45mnonstop

$83Frontier

Fri, Jan 30 - Mon, Feb 2

9:10 pm - 11:43 pm

DFW

ORD

2h 33mnonstop

1:57 pm - 4:58 pm

ORD

DFW

3h 01mnonstop

$84Frontier

Fri, Jan 16 - Mon, Jan 19

7:00 am - 5:59 pm

DFW

DEC

10h 59m2 stops

9:44 am - 8:18 pm

DEC

DFW

10h 34m2 stops

$289United Airlines

Tue, Dec 30 - Sat, Jan 3

6:55 pm - 11:29 pm

DFW

SPI

4h 34m1 stop

6:00 am - 12:05 pm

SPI

DFW

6h 05m1 stop

$318American Airlines

Fri, Feb 20 - Tue, Feb 24

1:10 pm - 5:54 pm

DFW

DEC

4h 44m1 stop

9:50 am - 3:36 pm

DEC

DFW

5h 46m1 stop

$334United Airlines

Sat, Feb 14 - Wed, Feb 18

7:30 am - 4:32 pm

DFW

PIA

9h 02m1 stop

7:39 am - 3:55 pm

PIA

DFW

8h 16m1 stop

$343American Airlines

Thu, Jan 8 - Sun, Jan 18

5:45 am - 11:19 am

DFW

BMI

5h 34m1 stop

3:59 pm - 10:06 pm

BMI

DFW

6h 07m1 stop

$443Delta

Wed, Mar 11 - Sun, Mar 15

7:50 am - 3:24 pm

DFW

BMI

7h 34m1 stop

4:04 pm - 10:05 pm

BMI

DFW

6h 01m1 stop

$517Delta

Thu, Dec 25 - Thu, Jan 1

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

Jan 6

DFW1:35 pmDallas/Fort Worth

2h 25m

ORD4:00 pmChicago O'Hare Intl

Jan 13

ORD10:48 amChicago O'Hare Intl

7h 22m

1 stop

DFW6:10 pmDallas/Fort Worth

$107

Find similar

Spirit Airlines

May 7

DFW6:45 amDallas/Fort Worth

2h 27m

ORD9:12 amChicago O'Hare Intl

May 11

ORD7:20 pmChicago O'Hare Intl

2h 46m

DFW10:06 pmDallas/Fort Worth

$111

Find similar

Spirit Airlines

Jan 6

DFW1:35 pmDallas/Fort Worth

2h 25m

ORD4:00 pmChicago O'Hare Intl

Jan 7

ORD12:09 pmChicago O'Hare Intl

10h 35m

1 stop

DFW10:44 pmDallas/Fort Worth

$112

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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

Frontier

Feb 27

DFW5:01 amDallas/Fort Worth

2h 33m

ORD7:34 amChicago O'Hare Intl

Mar 2

ORD3:40 pmChicago O'Hare Intl

3h 00m

DFW6:40 pmDallas/Fort Worth

$83

Find similar

Frontier

Jan 16

DFW9:10 pmDallas/Fort Worth

2h 33m

ORD11:43 pmChicago O'Hare Intl

Jan 19

ORD1:57 pmChicago O'Hare Intl

3h 01m

DFW4:58 pmDallas/Fort Worth

$84

Find similar

Frontier

Jan 16

DFW9:10 pmDallas/Fort Worth

2h 33m

ORD11:43 pmChicago O'Hare Intl

Jan 18

ORD5:02 pmChicago O'Hare Intl

2h 58m

DFW8:00 pmDallas/Fort Worth

$85

Find similar

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

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 1/6

1:35 pm-4:00 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sat 1/10

9:15 am-12:11 pm

Nonstop2h 56m

$82

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 2/27

5:01 am-7:34 am

Nonstop2h 33m

Chicago O'Hare Intl

Mon 3/2

3:40 pm-6:40 pm

Nonstop3h 00m

$83

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Fri 1/30

1:30 pm-3:49 pm

Nonstop2h 19m

Chicago Midway

Mon 2/2

9:45 am-12:30 pm

Nonstop2h 45m

$83

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 1/16

9:10 pm-11:43 pm

Nonstop2h 33m

Chicago O'Hare Intl

Mon 1/19

1:57 pm-4:58 pm

Nonstop3h 01m

$84

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Tue 12/30

7:00 am-5:59 pm

2 stops10h 59m

Decatur Arpt

Sat 1/3

9:44 am-8:18 pm

2 stops10h 34m

$289

DallasSpringfield

DFW - SPI

DFWSPI

Dallas/Fort Worth

Fri 2/20

6:55 pm-11:29 pm

1 stop4h 34m

Springfield Capital

Tue 2/24

6:00 am-12:05 pm

1 stop6h 05m

$318

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 2/14

1:10 pm-5:54 pm

1 stop4h 44m

Decatur Arpt

Wed 2/18

9:50 am-3:36 pm

1 stop5h 46m

$334

DallasPeoria

DFW - PIA

DFWPIA

Dallas/Fort Worth

Thu 1/8

7:30 am-4:32 pm

1 stop9h 02m

Greater Peoria

Sun 1/18

7:39 am-3:55 pm

1 stop8h 16m

$343

DallasBloomington

DFW - BMI

DFWBMI

Dallas/Fort Worth

Wed 3/11

5:45 am-11:19 am

1 stop5h 34m

Bloomington-Normal

Sun 3/15

3:59 pm-10:06 pm

1 stop6h 07m

$443

DallasBloomington

DFW - BMI

DFWBMI

Dallas/Fort Worth

Thu 12/25

7:50 am-3:24 pm

1 stop7h 34m

Bloomington-Normal

Thu 1/1

4:04 pm-10:05 pm

1 stop6h 01m

$517

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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 $135, 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 $170.

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 Friday when prices can be found for as low as $267. Flights from Dallas/Fort Worth Airport to Illinois on a Sunday will generally be more expensive and average around $941. 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 $226. Flights at noon are often more expensive with an average ticket price of $829.

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 $220 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 $148 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	$94
Fastest flight time	1h 40m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Dallas/Fort Worth Airport in the past 72 hours is $94. The best round-trip flight deal from Dallas/Fort Worth Airport to Illinois found on momondo in the last 72 hours is $118.

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 98 airports in Illinois. From Dallas/Fort Worth Airport there are direct flights to Greater Peoria (PIA), Lambert-St Louis (STL), Moline Quad-City (MLI), Champaign University-Willard (CMI) and 1 more.

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 December 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 Boeing 737-800, representing 16.40% of all bookings. The subsequent popular models are Airbus A320neo at 12.50%, Boeing 737 MAX 8 at 10.48%, and Airbus A321-100/200 at 10.21%.

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 8,187 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $65	Free Cancellation	Rating 5.8 3,081 reviews	Search Frontier flights
Contour	PriceFrom $105	Free Cancellation	Rating 7.6 43 reviews	Search Contour flights
Southwest	PriceFrom $146	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights
United Airlines	PriceFrom $157	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 11,049 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.

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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Cheap flights from Dallas/Fort Worth Airport to Illinois from $42

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

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Spirit Airlines flights from Dallas/Fort Worth Airport to Illinois

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

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

momondo Fare Finder

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

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

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 $226. Flights at noon are often more expensive with an average ticket price of $829.

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 December 2025, 74 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 51% 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 December 2025, there are 518 flights per week flying from Dallas/Fort Worth Airport to Illinois. The most common day of the week flights depart is Mon, with 25% 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