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

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

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

As of August 2026, 85 flights take off from Illinois and land in Dallas/Fort Worth Airport each day. The most common flight departure time for this route is 4:00PM, with 46% of daily flights taking off in the afternoon.

What airlines fly to Dallas/Fort Worth Airport?

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Dallas/Fort Worth Airport from Illinois according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Dallas/Fort Worth Airport. Keep in mind that there are 7 different airlines that fly to Dallas/Fort Worth Airport on a routine basis, so you have a few additional options to choose from.

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

As of August 2026, there are 601 flights per week flying from Illinois to Dallas/Fort Worth Airport. The most common day of the week flights depart is Fri, with 24% of flights taking off on this day.

How long does it take to fly to Dallas/Fort Worth Airport?

If you’re flying from a popular airport in Illinois, such as Peoria or Moline, and flying into Dallas/Fort Worth Airport, then you can expect flight times to average 2h 12m and 2h 13m, respectively.

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

Prices for flights from Illinois to Dallas/Fort Worth Airport are refreshed on a daily basis.

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

As of August 2026, there are 7 operators available to choose from for flights from Illinois to Dallas/Fort Worth Airport.

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

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 Illinois to Dallas/Fort Worth Airport.

What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

The required travel and health documents for your Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$36 Cheap Flights from Illinois to Dallas/Fort Worth Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Dallas

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:20 am - 12:16 pm

STL

DFW

1h 56mnonstop

10:53 pm - 11:17 am

DFW

STL

12h 24m

1 stop

$161Frontier

Sun, Sep 13 - Sun, Sep 13

6:41 pm - 8:46 pm

STL

DFW

2h 05mnonstop

10:55 pm - 7:15 pm

DFW

STL

20h 20m

1 stop

$161Frontier

Sun, Oct 18 - Mon, Oct 19

10:14 am - 12:03 pm

STL

DFW

1h 49mnonstop

7:34 am - 9:24 am

DFW

STL

1h 50mnonstop

$163American Airlines

Wed, Sep 23 - Wed, Sep 30

8:36 am - 10:34 am

STL

DFW

1h 58mnonstop

7:35 am - 9:24 am

DFW

STL

1h 49mnonstop

$163American Airlines

Wed, Aug 26 - Wed, Sep 2

12:52 pm - 6:59 pm

STL

DFW

6h 07m

1 stop

8:15 am - 2:08 pm

DFW

STL

5h 53m

1 stop

$183Delta

Tue, Sep 1 - Tue, Sep 8

11:21 am - 5:17 pm

STL

DFW

5h 56m

1 stop

8:15 am - 1:23 pm

DFW

STL

5h 08m

1 stop

$183Delta

Tue, Sep 15 - Wed, Sep 16

1:59 pm - 10:31 pm

ORD

DFW

8h 32m

1 stop

6:35 am - 1:18 pm

DFW

ORD

6h 43m

1 stop

$232Multiple Airlines

Fri, Aug 28 - Sun, Aug 30

9:20 am - 12:12 pm

ORD

DFW

2h 52mnonstop

6:35 am - 1:18 pm

DFW

ORD

6h 43m

1 stop

$235Multiple Airlines

Wed, Aug 19 - Sun, Aug 30

2:55 pm - 7:15 pm

ORD

DFW

4h 20m

1 stop

9:30 am - 2:15 pm

DFW

ORD

4h 45m

1 stop

$265Contour

Wed, Oct 7 - Fri, Oct 9

2:40 pm - 7:15 pm

ORD

DFW

4h 35m

1 stop

9:30 am - 1:55 pm

DFW

ORD

4h 25m

1 stop

$265Contour

Thu, Aug 27 - Thu, Sep 3

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Frontier flights from Illinois to Dallas/Fort Worth Airport

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

Frontier

Sep 11

STL12:17 pmLambert-St Louis

12h 37m

1 stop

DFW12:54 amDallas/Fort Worth

Sep 13

DFW7:40 amDallas/Fort Worth

1h 55m

STL9:35 amLambert-St Louis

$161

Frontier

Oct 9

STL6:41 pmLambert-St Louis

2h 05m

DFW8:46 pmDallas/Fort Worth

Oct 12

DFW3:50 pmDallas/Fort Worth

1h 56m

STL5:46 pmLambert-St Louis

$162

Frontier

Aug 11

STL4:09 pmLambert-St Louis

19h 30m

1 stop

DFW11:39 amDallas/Fort Worth

Aug 18

DFW2:20 pmDallas/Fort Worth

1h 56m

STL4:16 pmLambert-St Louis

$164

American Airlines flights from Illinois to Dallas/Fort Worth Airport

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

American Airlines

Aug 18

STL8:36 amLambert-St Louis

1h 58m

DFW10:34 amDallas/Fort Worth

Aug 25

DFW9:56 pmDallas/Fort Worth

1h 46m

STL11:42 pmLambert-St Louis

$163

American Airlines

Aug 26

STL5:42 amLambert-St Louis

1h 58m

DFW7:40 amDallas/Fort Worth

Aug 31

DFW9:56 pmDallas/Fort Worth

1h 46m

STL11:42 pmLambert-St Louis

$180

American Airlines

Aug 27

STL5:42 amLambert-St Louis

1h 58m

DFW7:40 amDallas/Fort Worth

Aug 31

DFW6:38 pmDallas/Fort Worth

1h 48m

STL8:26 pmLambert-St Louis

$197

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sun 9/13

10:20 am-12:16 pm

Nonstop1h 56m

Dallas/Fort Worth

Sun 9/13

10:53 pm-11:17 am

1 stop12h 24m

$161

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sun 10/18

6:41 pm-8:46 pm

Nonstop2h 05m

Dallas/Fort Worth

Mon 10/19

10:55 pm-7:15 pm

1 stop20h 20m

$161

Quickest round-trip

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 9/23

10:14 am-12:03 pm

Nonstop1h 49m

Dallas/Fort Worth

Wed 9/30

7:34 am-9:24 am

Nonstop1h 50m

$163

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 8/26

8:36 am-10:34 am

Nonstop1h 58m

Dallas/Fort Worth

Wed 9/2

7:35 am-9:24 am

Nonstop1h 49m

$163

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Tue 9/1

12:52 pm-6:59 pm

1 stop6h 07m

Dallas/Fort Worth

Tue 9/8

8:15 am-2:08 pm

1 stop5h 53m

$183

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Tue 9/15

11:21 am-5:17 pm

1 stop5h 56m

Dallas/Fort Worth

Wed 9/16

8:15 am-1:23 pm

1 stop5h 08m

$183

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Fri 8/28

1:59 pm-10:31 pm

1 stop8h 32m

Dallas/Fort Worth

Sun 8/30

6:35 am-1:18 pm

1 stop6h 43m

$232

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Wed 8/19

9:20 am-12:12 pm

Nonstop2h 52m

Dallas/Fort Worth

Sun 8/30

6:35 am-1:18 pm

1 stop6h 43m

$235

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Wed 10/7

2:55 pm-7:15 pm

1 stop4h 20m

Dallas/Fort Worth

Fri 10/9

9:30 am-2:15 pm

1 stop4h 45m

$265

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 8/27

2:40 pm-7:15 pm

1 stop4h 35m

Dallas/Fort Worth

Thu 9/3

9:30 am-1:55 pm

1 stop4h 25m

$265

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 Illinois to Dallas/Fort Worth Airport

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 Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from Illinois is in October. Flight prices, which tend to average around $206, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in October, then November is your next best option. Flight prices from Illinois to Dallas/Fort Worth Airport during November average around $212.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Illinois is on a Friday. momondo users have found tickets for Friday departures for as low as $269. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Dallas/Fort Worth Airport for around $493.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $294 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $408 on average. Flights to Dallas/Fort Worth Airport from Illinois at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight from Illinois to Dallas/Fort Worth Airport?

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $288 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Illinois for as low as $186 on momondo.

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

There are 4 cabin classes available to choose from on Illinois to Dallas/Fort Worth Airport 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 Illinois to Dallas/Fort Worth Airport flights?

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

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

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

Best Price Found	$124
Fastest flight time	1h 35m
Direct flights	Every day

The best one-way flight to Dallas/Fort Worth Airport from Illinois in the past 72 hours is $124. The best round-trip flight deal from Illinois to Dallas/Fort Worth Airport found on momondo in the last 72 hours is $236.

The fastest flight from Illinois to Dallas/Fort Worth Airport takes 1h 35m

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

Search flight deals

Frequently asked questions about flying from Illinois to Dallas/Fort Worth Airport

When did momondo last update prices for flights from Illinois to Dallas/Fort Worth Airport?
Prices for flights from Illinois to Dallas/Fort Worth Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Dallas/Fort Worth Airport?
As of August 2026, there are 7 operators available to choose from for flights from Illinois to Dallas/Fort Worth Airport.
How old do you have to be to fly from Illinois to Dallas/Fort Worth Airport?
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 Illinois to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The required travel and health documents for your Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Dallas/Fort Worth Airport?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Dallas/Fort Worth Airport is Boeing 737-800, representing 21.78% of all bookings. The subsequent popular models are Airbus A320-100/200 at 12.50%, Boeing 737 MAX 8 at 10.59%, and Airbus A321-100/200 at 10.22%.

Best airlines flying from Illinois to Dallas/Fort Worth Airport

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $64	Free Cancellation	Rating 5.6 2,744 reviews	Search Frontier flights
Delta	PriceFrom $122	Free Cancellation	Rating 7.8 8,499 reviews	Search Delta flights
Southwest	PriceFrom $137	Free Cancellation	Rating 8.0 4,230 reviews	Search Southwest flights
American Airlines	PriceFrom $163	Free Cancellation	Rating 7.1 11,849 reviews	Search American Airlines flights
Contour	PriceFrom $164	Free Cancellation	Rating 7.7 42 reviews	Search Contour flights
JetBlue	PriceFrom $177	Free Cancellation	Rating 7.1 3,029 reviews	Search JetBlue flights
United Airlines	PriceFrom $194	Free Cancellation	Rating 7.4 10,063 reviews	Search United Airlines flights

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Lewisville

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Addison

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Mansfield

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Waxahachie

Allen

Sherman

Why use momondo?

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

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 Dallas from Illinois.

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

Yes. All flights to Dallas from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Dallas from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to Dallas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Illinois to Dallas from $36

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Dallas departing on 8/25. 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 Illinois to Dallas/Fort Worth Airport

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

American Airlines flights from Illinois to Dallas/Fort Worth Airport

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

momondo Fare Finder

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

See travel insights to Dallas from

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

What is the cheapest month to fly to Dallas/Fort Worth Airport?

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

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

How far in advance should I book a flight from Illinois to Dallas/Fort Worth Airport?

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

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

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

What airlines fly to Dallas/Fort Worth Airport?

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

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

How long does it take to fly to Dallas/Fort Worth Airport?

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Illinois to Dallas/Fort Worth Airport

Best airlines flying from Illinois to Dallas/Fort Worth Airport

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

Traveling to a place near Dallas?

Why use momondo?

An easier way to manage your Dallas/Fort Worth Airport 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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List of cabin classes available on flights landing in Dallas. Availability may vary depending on flight origin and airline.

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