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$35+ Cheap flights from Illinois to Dallas

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DFW
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Illinois to Dallas

Keep the following information in mind while searching for Illinois to Dallas flight deals. Data was last updated September 15, 2025.

Round-trip from

$100
(Kiwi.com)

One-way from

$35
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$177
From Illinois to Dallas
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One-way flight from Illinois to Dallas
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Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Illinois to Dallas

Cheapest flights from Illinois to Dallas
Explore the most affordable flight options available from Illinois to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:30 pmORD - DFW
Nonstop2h 34mSpirit Airlines
Wed 11/197:20 amDFW - ORD
Nonstop2h 24mSpirit Airlines
Deal found 9/14$100
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:10 amMDW - DFW
Nonstop2h 35mFrontier
Mon 10/209:01 pmDFW - MDW
Nonstop2h 19mFrontier
Deal found 9/14$100
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/411:57 amORD - DFW
1 stop12h 02mSpirit Airlines
Mon 10/612:15 pmDFW - ORD
Nonstop2h 26mSpirit Airlines
Deal found 9/13$101
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:10 amMDW - DFW
Nonstop2h 35mFrontier
Tue 10/219:01 pmDFW - MDW
Nonstop2h 19mFrontier
Deal found 9/14$101
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:36 pmORD - DFW
Nonstop2h 36mMultiple Airlines
Sat 10/119:26 pmDFW - ORD
Nonstop2h 33mMultiple Airlines
Deal found 9/12$102
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:20 pmMDW - DFW
Nonstop2h 41mFrontier
Sun 10/269:01 pmDFW - MDW
Nonstop2h 19mFrontier
Deal found 9/13$102
This Priceline deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:55 amMDW - DFW
Nonstop2h 33mFrontier
Mon 11/173:39 pmDFW - MDW
Nonstop2h 20mFrontier
Deal found 9/13$103
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:17 amSTL - DFW
Nonstop1h 57mFrontier
Sun 10/197:30 amDFW - STL
Nonstop1h 52mFrontier
Deal found 9/13$104
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:05 pmORD - DFW
Nonstop2h 29mSpirit Airlines
Sun 11/97:20 amDFW - ORD
Nonstop2h 24mSpirit Airlines
Deal found 9/13$104
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:47 pmMDW - DFW
Nonstop2h 34mFrontier
Sun 10/57:00 amDFW - MDW
Nonstop2h 23mFrontier
Deal found 9/13$104
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/314:52 pmSTL - DFW
1 stop5h 47mFrontier
Sun 11/29:17 amDFW - STL
Nonstop1h 52mFrontier
Deal found 9/14$105
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:29 pmORD - DFW
Nonstop2h 36mSpirit Airlines
Tue 11/117:20 amDFW - ORD
Nonstop2h 24mSpirit Airlines
Deal found 9/13$105

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Illinois to Dallas that are best for you.

Fly from

Illinois

Fly to

Dallas

Route

Depart

Return

Price

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 10/23

1:41 pm-11:27 am

1 stop21h 46m

Dallas/Fort Worth

Sun 10/26

7:30 am-9:22 am

Nonstop1h 52m

$108

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 10/24

6:42 pm-10:26 am

1 stop15h 44m

Dallas/Fort Worth

Sun 10/26

7:30 am-9:22 am

Nonstop1h 52m

$108

ChicagoDallas

MDW - DFW

MDWDFW

Chicago Midway

Thu 10/23

5:20 pm-8:01 pm

Nonstop2h 41m

Dallas/Fort Worth

Sun 10/26

5:14 am-12:36 am

1 stop19h 22m

$112

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Wed 10/29

4:03 pm-11:54 pm

1 stop7h 51m

Dallas/Fort Worth

Wed 11/5

7:20 am-9:44 am

Nonstop2h 24m

$116

ChicagoDallas

MDW - DFW

MDWDFW

Chicago Midway

Fri 10/17

5:10 am-7:45 am

Nonstop2h 35m

Dallas/Fort Worth

Thu 11/6

1:51 pm-10:03 pm

1 stop8h 12m

$121

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 10/10

9:59 pm-5:43 am

1 stop7h 44m

Dallas/Fort Worth

Sun 10/12

7:30 am-9:22 am

Nonstop1h 52m

$141

ChicagoDallas

ORD - DAL

ORDDAL

Chicago O'Hare Intl

Wed 10/22

5:45 pm-8:10 pm

Nonstop2h 25m

Dallas Love Field

Mon 10/27

7:05 pm-9:30 pm

Nonstop2h 25m

$142

ChicagoDallas

ORD - DFW

ORDDFW

Chicago O'Hare Intl

Thu 11/6

10:05 pm-12:34 am

Nonstop2h 29m

Dallas/Fort Worth

Sun 11/9

7:15 pm-9:23 am

1 stop14h 08m

$142

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 10/23

10:17 am-12:14 pm

Nonstop1h 57m

Dallas/Fort Worth

Sun 11/2

9:10 pm-9:40 am

1 stop12h 30m

$142

ChicagoDallas

MDW - DFW

MDWDFW

Chicago Midway

Wed 10/15

8:05 am-6:10 pm

1 stop10h 05m

Dallas/Fort Worth

Fri 10/17

7:46 pm-10:21 am

1 stop14h 35m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Dallas

What is the cheapest month to book a flight from Illinois to Dallas?

Currently, August is the cheapest month in which you can book a flight from Illinois to Dallas (average of $216). Flying from Illinois to Dallas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to DFW?

Find hourly flight availability from Illinois to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Dallas as you normally would.

Weekly flight availability from Illinois to Dallas

Explore weekly flight availability from Illinois to Dallas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from USIL to A78 are scheduled on a Friday (71 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (59 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Dallas?

    A quick flight from Illinois to Dallas can take about 2h 25m. Frontier provides one of the quickest options available for as low as $142. Airlines will cover a distance of 798 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Dallas one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $36. Users have also found prices from $70 and $70 on Spirit Airlines and Southwest, respectively.

  • What are the most popular routes from Illinois to Dallas?

    Most travelers choose Chicago O'Hare Intl - Dallas/Fort Worth, Chicago Midway - Dallas/Fort Worth or Chicago O'Hare Intl - Dallas Love Field when deciding on the best route from Illinois to Dallas.

  • What are the most reliable airlines from Illinois to Dallas?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Dallas on time: Atlas Air (100%), Frontier (80%), Avianca (77%).

  • What are the cheapest flights from Illinois to Dallas?

    On average you can expect to pay $598 for a flight from Illinois to Dallas. The cheapest flight overall is $46 while the most popular route, (Chicago O'Hare Intl - Dallas/Fort Worth) is currently priced at $90.

  • Can I find deals for flights from Illinois to Dallas that include hotel bookings?

    Yes. In addition to deals on Illinois to Dallas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Dallas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Dallas.

  • Can I find deals for business class flights from Illinois to Dallas?

    Yes. Cheapflights offers flight deals from Illinois to Dallas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Dallas?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Dallas (average of $216). Flying from Illinois to Dallas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Illinois to Dallas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Dallas

Discover the top 7 airlines that operate flights from Illinois to Dallas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$58Average$155FlexibilityNo cancel feeOn-time65%
FrontierCheapest$70Average$173FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$147Average$271FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$152Average$454FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$444FlexibilityNo cancel feeOn-time71%
ContourCheapest$167Average$218FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$526Average$667FlexibilityNo cancel feeOn-timeN/A

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