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$55+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
févr. 14 — févr. 211
sam. 2/14
sam. 2/21
1 adult, Economy
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Cheap flight deals from Dallas to Illinois

Keep the following information in mind while searching for Dallas to Illinois flight deals. Data was last updated janvier 15, 2026.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$85
(CheapOair)

One-way from

$55
(CheapOair)

Popular in

June

Cheapest in

February

Average price

$169
Provider with most accurate pricing for Dallas-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Dallas-Chicago (CHI) flights.
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From Dallas to Illinois
Search Deals
One-way flight from Dallas to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
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 January 2026
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Find 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 janvier 15, 2026.

This CheapOair deal was found by Cheapflights users on 1/13. 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.
jeu. 2/197:50 am
DFW
-
ORD
Nonstop2h 36m
Frontier
lun. 2/233:40 pm
ORD
-
DFW
Nonstop3h 00m
Frontier
Deal found 1/13$85
This Super.com deal was found by Cheapflights users on 1/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/56:56 pm
DFW
-
MDW
Nonstop2h 16m
Frontier
dim. 3/86:45 pm
MDW
-
DFW
Nonstop2h 45m
Frontier
Deal found 1/13$85
This deal was found by Cheapflights users on 1/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 2/155:01 am
DFW
-
ORD
Nonstop2h 33m
Frontier
sam. 2/214:29 pm
ORD
-
DFW
Nonstop3h 01m
Frontier
Deal found 1/14$86
This Frontier deal was found by Cheapflights users on 1/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 2/1311:37 am
DFW
-
MDW
Nonstop2h 16m
Frontier
sam. 2/149:15 am
MDW
-
DFW
Nonstop2h 45m
Frontier
Deal found 1/14$86
This Super.com deal was found by Cheapflights users on 1/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/610:17 pm
DFW
-
ORD
Nonstop2h 36m
Frontier
dim. 3/85:11 am
ORD
-
DFW
Nonstop2h 52m
Frontier
Deal found 1/13$87
This Frontier deal was found by Cheapflights users on 1/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 2/155:01 am
DFW
-
ORD
Nonstop2h 33m
Frontier
ven. 2/208:38 am
ORD
-
DFW
Nonstop2h 58m
Frontier
Deal found 1/13$88
This Expedia deal was found by Cheapflights users on 1/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/32:41 pm
DFW
-
ORD
1 stop7h 03m
Multiple Airlines
jeu. 2/58:27 pm
ORD
-
DFW
Nonstop2h 59m
Multiple Airlines
Deal found 1/13$89
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
mar. 4/79:20 pm
DFW
-
ORD
Nonstop2h 30m
Frontier
sam. 4/115:19 pm
ORD
-
DFW
Nonstop3h 00m
Frontier
Deal found 1/14$90
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
lun. 3/169:00 pm
DFW
-
MDW
Nonstop2h 20m
Frontier
mer. 3/1811:25 am
MDW
-
DFW
Nonstop2h 43m
Frontier
Deal found 1/14$90
This Expedia deal was found by Cheapflights users on 1/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 2/148:42 pm
DFW
-
ORD
Nonstop2h 35m
Multiple Airlines
mer. 2/2510:44 am
ORD
-
DFW
1 stop7h 26m
Multiple Airlines
Deal found 1/14$91
This Expedia deal was found by Cheapflights users on 1/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 2/218:42 pm
DFW
-
ORD
Nonstop2h 35m
Multiple Airlines
lun. 2/239:18 am
ORD
-
DFW
1 stop14h 32m
Multiple Airlines
Deal found 1/13$92
This Frontier deal was found by Cheapflights users on 1/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 2/281:00 pm
DFW
-
MDW
Nonstop2h 19m
Frontier
mar. 3/37:30 am
MDW
-
DFW
1 stop8h 45m
Frontier
Deal found 1/14$92

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 janvier 15, 2026.
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

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

sam. 2/21

5:45 am-1:56 pm

1 stop8h 11m

Lambert-St Louis

mer. 2/25

4:51 pm-11:05 pm

1 stop6h 14m

$144

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

sam. 1/31

11:30 am-11:33 pm

1 stop12h 03m

Lambert-St Louis

sam. 2/7

3:46 pm-11:07 pm

1 stop7h 21m

$144

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

mer. 2/18

10:48 am-1:15 pm

Nonstop2h 27m

Chicago O'Hare Intl

sam. 2/21

9:00 am-11:52 am

Nonstop2h 52m

$157

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

mer. 2/11

1:18 pm-3:43 pm

Nonstop2h 25m

Chicago O'Hare Intl

mer. 2/18

7:05 am-9:51 am

Nonstop2h 46m

$157

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

sam. 2/14

1:10 pm-3:36 pm

Nonstop2h 26m

Chicago O'Hare Intl

mer. 2/25

12:45 pm-3:36 pm

Nonstop2h 51m

$157

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

mer. 2/11

10:35 am-1:00 pm

Nonstop2h 25m

Chicago O'Hare Intl

mer. 2/18

11:55 am-6:50 pm

1 stop6h 55m

$167

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

mer. 2/18

7:35 am-12:15 pm

1 stop4h 40m

Chicago O'Hare Intl

sam. 2/21

3:05 pm-5:40 pm

Nonstop2h 35m

$167

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

mer. 2/11

7:00 am-9:10 am

Nonstop2h 10m

Chicago Midway

mer. 2/18

10:05 am-2:30 pm

1 stop4h 25m

$167

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

jeu. 1/22

11:06 am-7:41 pm

1 stop8h 35m

Chicago O'Hare Intl

lun. 1/26

12:44 pm-10:49 pm

1 stop10h 05m

$169

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

sam. 2/28

11:20 am-1:30 pm

Nonstop2h 10m

Chicago Midway

lun. 3/2

8:30 pm-10:55 pm

Nonstop2h 25m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

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 $46). Flying from Dallas to Illinois in August is currently the most expensive (average of $111). 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 janvier 15, 2026.

It’s optimal to fly from Dallas to Illinois in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight at noon.

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 January 10, 2026.

Travelers seeking maximum savings on their Dallas to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday 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 janvier 15, 2026.

The most flights from A78 to USIL are scheduled on a Thursday (66 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (45 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 janvier 15, 2026.
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
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
9,164 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
11,136 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
8,322 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
5.7
Fair
3,057 reviews
Southwest
8.0
Very good
4,258 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

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 25m. Frontier provides one of the quickest options available for as low as $167. The distance between Dallas and Illinois is about 798 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 Frontier, which is currently one of the cheapest options available, starting at $37. Spirit Airlines flights start at $40 while deals on Southwest start at $68 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 Envoy Air (100%), Emirates (80%) and Avianca (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 $1,159, our data indicates the cheapest price to be $73. The most popular route (Dallas/Fort Worth - Chicago O'Hare Intl), is priced around $84.

  • 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 $46). Flying from Dallas to Illinois in August is currently the most expensive (average of $111). 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 janvier 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$56Average$127FlexibilityNo cancel feeOn-time65%
FrontierCheapest$60Average$173FlexibilityNo cancel feeOn-time62%
ContourCheapest$100Average$218FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$143Average$288FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$145Average$288FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$469FlexibilityNo cancel feeOn-time71%

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