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$39+ Cheap flights from Dallas to Illinois

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap flight deals from Dallas to Illinois

Cheapest flights from Dallas to Illinois
Explore the most affordable flight options available from Dallas to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:35 pmDFW - ORD
Nonstop2h 25mMultiple Airlines
Sat 1/109:15 amORD - DFW
Nonstop2h 56mMultiple Airlines
Deal found 12/2$84
This Super.com deal was found by Cheapflights users on 12/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/209:05 amDFW - ORD
Nonstop2h 26mFrontier
Wed 12/319:34 pmORD - DFW
Nonstop2h 46mFrontier
Deal found 12/1$90
This CheapOair deal was found by Cheapflights users on 11/30. 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.
Sat 12/202:50 pmDFW - ORD
Nonstop2h 32mFrontier
Sun 1/49:34 pmORD - DFW
Nonstop2h 46mFrontier
Deal found 11/30$97
This Frontier deal was found by Cheapflights users on 12/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:49 pmDFW - ORD
Nonstop2h 38mFrontier
Wed 12/319:34 pmORD - DFW
Nonstop2h 46mFrontier
Deal found 12/1$99
This deal was found by Cheapflights users on 12/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:47 amDFW - MDW
Nonstop2h 17mFrontier
Fri 12/58:05 amMDW - DFW
Nonstop2h 42mFrontier
Deal found 12/1$101
This Super.com deal was found by Cheapflights users on 12/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:10 amDFW - ORD
Nonstop2h 46mFrontier
Thu 1/228:27 pmORD - DFW
Nonstop2h 59mFrontier
Deal found 12/1$102
This Southwest deal was found by Cheapflights users on 12/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:35 amDAL - ORD
Nonstop2h 25mSouthwest
Sat 1/103:05 pmORD - DAL
Nonstop2h 35mSouthwest
Deal found 12/2$104
This Southwest deal was found by Cheapflights users on 12/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:20 pmDAL - MDW
Nonstop2h 15mSouthwest
Wed 1/75:55 amMDW - DAL
Nonstop2h 35mSouthwest
Deal found 12/1$104
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 12/251:35 pmDFW - ORD
Nonstop2h 25mSpirit Airlines
Wed 12/317:57 pmORD - DFW
Nonstop2h 43mSpirit Airlines
Deal found 12/2$104
This Expedia deal was found by Cheapflights users on 11/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amDFW - MDW
Nonstop2h 21mFrontier
Sat 1/37:05 amMDW - DFW
Nonstop2h 43mFrontier
Deal found 11/30$104
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Wed 12/109:45 amDFW - ORD
1 stop9h 01mFrontier
Sun 1/49:34 pmORD - DFW
Nonstop2h 46mFrontier
Deal found 12/1$106
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Wed 12/109:45 amDFW - ORD
1 stop9h 01mMultiple Airlines
Tue 1/67:57 pmORD - DFW
Nonstop2h 43mMultiple Airlines
Deal found 12/1$107

Find flight deals from Dallas to Illinois

Keep the following information in mind while searching for Dallas to Illinois flight deals. Data was last updated December 2, 2025.

Round-trip from

$83
(Kiwi.com)

One-way from

$39
(Frontier)

Popular in

June

Cheapest in

February

Average price

$197
From Dallas to Illinois
Search Deals
One-way flight from Dallas to Illinois
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas to Illinois 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 December 2, 2025.
Use the filters below to find and compare flights from Dallas to Illinois that are best for you.

Fly from

Dallas

Fly to

Illinois

Route

Depart

Return

Price

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

Wed 1/14

1:05 pm-4:35 pm

1 stop3h 30m

Chicago Midway

Thu 1/15

5:20 am-7:55 am

Nonstop2h 35m

$97

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

Wed 2/11

10:35 am-1:00 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sat 2/14

3:45 pm-8:50 pm

1 stop5h 05m

$101

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sun 1/18

4:27 pm-6:53 pm

Nonstop2h 26m

Chicago O'Hare Intl

Sat 1/24

12:45 pm-3:28 pm

Nonstop2h 43m

$104

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

Wed 12/31

5:20 pm-7:35 pm

Nonstop2h 15m

Chicago Midway

Wed 1/7

10:00 am-2:15 pm

1 stop4h 15m

$110

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

Thu 1/29

6:30 am-1:30 pm

1 stop7h 00m

Chicago O'Hare Intl

Tue 2/3

1:45 pm-9:35 pm

2 stops7h 50m

$134

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 1/13

1:18 pm-3:43 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sat 1/17

8:54 am-4:00 pm

1 stop7h 06m

$139

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 2/5

8:40 pm-6:51 am

1 stop10h 11m

Lambert-St Louis

Sat 2/7

3:46 pm-11:07 pm

1 stop7h 21m

$147

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

Fri 1/9

6:30 pm-8:40 pm

Nonstop2h 10m

Chicago Midway

Tue 1/13

5:55 am-8:30 am

Nonstop2h 35m

$155

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

Tue 2/3

10:35 am-1:00 pm

Nonstop2h 25m

Chicago O'Hare Intl

Thu 2/5

1:45 pm-8:20 pm

1 stop6h 35m

$157

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Fri 1/9

6:06 am-2:48 pm

1 stop8h 42m

Lambert-St Louis

Sun 1/11

5:11 pm-8:15 am

1 stop15h 04m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

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

Have a flexible travel schedule? Discover the best time to fly to Illinois from Dallas 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 Dallas to Illinois

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

Currently, March is the cheapest month in which you can book a flight from Dallas to Illinois (average of $50). Flying from Dallas to Illinois in August is currently the most expensive (average of $112). 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 DFW to IL?

Find hourly flight availability from Dallas to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 2, 2025.

It’s optimal to fly from Dallas to Illinois in the evening. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Dallas to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Dallas to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Dallas to Illinois flight should consider departing on Saturday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dallas to Illinois

Explore weekly flight availability from Dallas to Illinois. 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 December 2, 2025.

The most flights from A78 to USIL are scheduled on a Tuesday (65 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated December 2, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Dallas to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
9,063 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
8,156 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.8
Fair
3,094 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Dallas to Illinois. 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 Dallas to Illinois?

    A quick flight from Dallas to Illinois can take about 2h 26m. Southwest provides one of the quickest options available for as low as $104. The distance between Dallas and Illinois is about 801 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $37. Frontier flights start at $39 while deals on Southwest start at $71 one-way.

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

    The most popular flight routes from Dallas to Illinois are Dallas/Fort Worth - Chicago O'Hare Intl, Dallas/Fort Worth - Chicago Midway and Dallas Love Field - Chicago O'Hare Intl.

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

    The top 3 most reliable airlines when flying from Dallas to Illinois are Spirit Airlines (90%), GOL (82%) and Japan Airlines (80%).

  • What are the cheapest flights from Dallas to Illinois?

    Looking for the cheapest flight from Dallas to Illinois? While on average our users pay $728, our data indicates the cheapest price to be $47. The most popular route (Dallas/Fort Worth - Chicago O'Hare Intl), is priced around $91.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dallas to Illinois 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 Dallas to Illinois?

    Currently, March is the cheapest month in which you can book a flight from Dallas to Illinois (average of $50). Flying from Dallas to Illinois in August is currently the most expensive (average of $112). 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 Dallas to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Dallas to Illinois

Discover the top 6 airlines that operate flights from Dallas to Illinois. 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 December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$61Average$133FlexibilityNo cancel feeOn-time65%
FrontierCheapest$65Average$176FlexibilityNo cancel feeOn-time62%
ContourCheapest$109Average$228FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$147Average$291FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$462FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$159Average$296FlexibilityNo cancel feeOn-time69%

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