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$39+ Cheap flights from Dallas/Fort Worth (DFW) 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Dallas/Fort Worth to Illinois

Cheapest flights from Dallas/Fort Worth to Illinois
Explore the most affordable flight options available from Dallas/Fort Worth to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 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 Mytrip deal was found by Cheapflights users on 12/3. 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.
Mon 12/291:35 pmDFW - ORD
Nonstop2h 25mMultiple Airlines
Sat 1/109:15 amORD - DFW
Nonstop2h 56mMultiple Airlines
Deal found 12/3$94
This Super.com deal was found by Cheapflights users on 12/3. 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.
Tue 12/306:49 pmDFW - ORD
Nonstop2h 38mFrontier
Fri 1/96:07 pmORD - DFW
Nonstop3h 00mFrontier
Deal found 12/3$97
This Kiwi.com deal was found by Cheapflights users on 12/4. 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 12/3111:55 amDFW - ORD
Nonstop2h 28mFrontier
Fri 1/96:07 pmORD - DFW
Nonstop3h 00mFrontier
Deal found 12/4$98
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:48 pmDFW - ORD
Nonstop2h 38mFrontier
Sat 1/109:15 amORD - DFW
Nonstop2h 56mFrontier
Deal found 12/2$99
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:35 pmDFW - ORD
Nonstop2h 25mMultiple Airlines
Sat 1/109:15 amORD - DFW
Nonstop2h 56mMultiple Airlines
Deal found 12/2$100
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 Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:35 pmDFW - ORD
Nonstop2h 25mMultiple Airlines
Thu 1/86:07 pmORD - DFW
Nonstop3h 00mMultiple Airlines
Deal found 12/2$105
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
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.
Tue 12/231:35 pmDFW - ORD
Nonstop2h 25mSpirit Airlines
Thu 1/17:57 pmORD - DFW
Nonstop2h 43mSpirit Airlines
Deal found 12/2$109
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:49 pmDFW - ORD
Nonstop2h 38mMultiple Airlines
Tue 1/67:57 pmORD - DFW
Nonstop2h 43mMultiple Airlines
Deal found 12/2$110

Find flight deals from Dallas/Fort Worth to Illinois

Keep the following information in mind while searching for Dallas/Fort Worth to Illinois flight deals. Data was last updated December 4, 2025.

Round-trip from

$83
(Kiwi.com)

One-way from

$39
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$197

Good round-trip deal

$107 or less

Good one-way deal

$69 or less
From Dallas/Fort Worth to Illinois
Search Deals
One-way flight from Dallas/Fort Worth 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
Search Deals
Price to beat on a round-trip flight from Dallas/Fort Worth to Illinois.
Search Deals
Price to beat on a one-way flight from Dallas/Fort Worth to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth 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 4, 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Illinois that are best for you.

Fly from

Dallas/Fort Worth

Fly to

Illinois

Route

Depart

Return

Price

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Wed 2/11

10:25 am-12:55 pm

Nonstop2h 30m

Chicago O'Hare Intl

Sat 2/14

8:13 pm-10:59 pm

Nonstop2h 46m

$91

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sun 1/11

7:17 pm-9:47 pm

Nonstop2h 30m

Chicago O'Hare Intl

Sat 1/17

9:15 am-12:10 pm

Nonstop2h 55m

$136

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 1/24

1:18 pm-3:43 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sun 1/25

7:15 am-10:03 am

Nonstop2h 48m

$136

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 1/13

7:00 am-9:29 am

Nonstop2h 29m

Chicago O'Hare Intl

Thu 1/15

7:15 am-10:03 am

Nonstop2h 48m

$159

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 1/17

1:18 pm-3:43 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sat 1/17

8:20 pm-11:05 pm

Nonstop2h 45m

$161

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Fri 1/16

7:00 am-9:29 am

Nonstop2h 29m

Chicago O'Hare Intl

Sat 1/17

9:15 am-12:10 pm

Nonstop2h 55m

$169

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 1/17

1:18 pm-3:43 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sun 1/18

9:15 am-12:10 pm

Nonstop2h 55m

$174

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 2/19

5:22 am-11:02 am

1 stop5h 40m

Lambert-St Louis

Sat 2/21

7:10 am-12:36 pm

1 stop5h 26m

$177

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 1/15

11:51 am-5:26 pm

1 stop5h 35m

Chicago O'Hare Intl

Sat 1/17

8:50 am-2:01 pm

1 stop5h 11m

$177

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Wed 12/24

11:23 am-5:22 pm

1 stop5h 59m

Chicago O'Hare Intl

Thu 1/1

5:31 pm-12:28 am

1 stop6h 57m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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

Have a flexible travel schedule? Discover the best time to fly to Illinois from Dallas/Fort Worth 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/Fort Worth Airport to Illinois

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Illinois?

Currently, March is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Illinois (average of $50). Flying from Dallas/Fort Worth Airport 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/Fort Worth 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 4, 2025.

It’s optimal to fly from Dallas/Fort Worth Airport to Illinois in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Dallas/Fort Worth Airport to Illinois?

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

Travelers seeking maximum savings on their Dallas/Fort Worth Airport 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/Fort Worth Airport to Illinois

Explore weekly flight availability from Dallas/Fort Worth 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 4, 2025.

The most flights from DFW to USIL are scheduled on a Thursday (72 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 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 4, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Dallas/Fort Worth Airport 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
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
4,251 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
9,066 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
11,047 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
8,160 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
3,091 reviews
Southwest
8.0
Very good
4,251 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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/Fort Worth 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/Fort Worth Airport to Illinois?

    For as low as $197, United Airlines can have you in Illinois from Dallas/Fort Worth Airport in 1h 43m. Airlines will cover a distance of 550 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Illinois one-way?

    The cheapest airlines for a one-way flight from Dallas/Fort Worth Airport to Illinois are Spirit Airlines ($37), Frontier ($39), and Southwest ($71).

  • What are the most popular routes from Dallas/Fort Worth Airport to Illinois?

    The most popular route from Dallas/Fort Worth Airport to Illinois is Dallas/Fort Worth - Chicago O'Hare Intl. You may also consider Dallas/Fort Worth - Chicago Midway or Dallas/Fort Worth - Lambert-St Louis.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to Illinois?

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

  • What are the cheapest flights from Dallas/Fort Worth Airport to Illinois?

    On average you can expect to pay $728 for a flight from Dallas/Fort Worth Airport to Illinois. The cheapest flight overall is $47 while the most popular route, (Dallas/Fort Worth - Chicago O'Hare Intl) is currently priced at $70.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth 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/Fort Worth Airport to Illinois?

    Currently, March is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Illinois (average of $50). Flying from Dallas/Fort Worth Airport 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.

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Alternative routes for Dallas/Fort Worth 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/Fort Worth to Illinois

Discover the top 6 airlines that operate flights from Dallas/Fort Worth 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 4, 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$270FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$462FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$159Average$296FlexibilityNo cancel feeOn-time69%

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