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$68+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$136
(Kiwi.com)

One-way from

$68
(Southwest)

Popular in

December

Cheapest in

September

Average price

$201
From Dallas to Illinois
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One-way flight from Dallas to Illinois
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Highest demand for flights based on searches. 9% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
mié. 7/97:30 pmDFW - ORD
1 stop13h 25mSpirit Airlines
lun. 7/145:49 pmORD - DFW
1 stop5h 06mSpirit Airlines
Deal found 6/9$136
This Frontier deal was found by Cheapflights users on 6/10. 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.
mar. 8/121:30 pmDFW - ORD
Nonstop2h 44mFrontier
mié. 8/205:27 pmORD - DFW
Nonstop2h 49mFrontier
Deal found 6/10$139
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
sáb. 9/209:30 amDFW - MDW
Nonstop2h 23mFrontier
lun. 9/226:50 pmMDW - DFW
Nonstop2h 35mFrontier
Deal found 6/11$141
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
jue. 7/102:56 pmDFW - ORD
Nonstop2h 14mMultiple Airlines
sáb. 7/199:55 amORD - DFW
Nonstop2h 42mMultiple Airlines
Deal found 6/11$142
This Southwest deal was found by Cheapflights users on 6/10. 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.
mié. 9/248:20 amDAL - ORD
Nonstop2h 25mSouthwest
mar. 9/307:30 amORD - DAL
Nonstop2h 25mSouthwest
Deal found 6/10$157
This Southwest deal was found by Cheapflights users on 6/10. 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.
jue. 8/149:40 pmDAL - MDW
Nonstop2h 10mSouthwest
lun. 8/189:15 amMDW - DAL
Nonstop2h 15mSouthwest
Deal found 6/10$157
This Southwest deal was found by Cheapflights users on 6/10. 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.
mar. 8/1910:40 amDAL - STL
1 stop4h 25mSouthwest
mié. 8/208:40 amSTL - DAL
1 stop5h 10mSouthwest
Deal found 6/10$176
This CheapOair deal was found by Cheapflights users on 6/10. 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.
jue. 7/109:10 pmDFW - STL
1 stop12h 42mSpirit Airlines
dom. 7/1310:47 amSTL - DFW
1 stop21h 31mSpirit Airlines
Deal found 6/10$179
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/99:10 pmDFW - STL
1 stop12h 42mMultiple Airlines
jue. 7/108:44 pmSTL - DFW
Nonstop1h 56mMultiple Airlines
Deal found 6/10$184
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
jue. 6/195:30 pmDFW - STL
Nonstop1h 54mFrontier
dom. 6/228:44 pmSTL - DFW
Nonstop1h 58mFrontier
Deal found 6/10$185
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/97:13 amDFW - STL
Nonstop1h 47mAmerican Airlines
dom. 8/105:15 amSTL - DFW
Nonstop1h 51mAmerican Airlines
Deal found 6/9$188
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/2612:00 pmDAL - ORD
1 stop5h 08mDelta
jue. 8/145:45 amORD - DAL
1 stop5h 24mDelta
Deal found 6/11$197

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 junio 12, 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

DFW - ORD

DFWORD

Dallas/Fort Worth

mié. 7/9

7:30 pm-8:55 am

1 stop13h 25m

Chicago O'Hare Intl

lun. 7/14

5:49 pm-10:55 pm

1 stop5h 06m

$136

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

mar. 8/12

1:30 pm-4:14 pm

Nonstop2h 44m

Chicago O'Hare Intl

sáb. 8/16

9:55 am-12:37 pm

Nonstop2h 42m

$139

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

mié. 7/23

2:40 pm-5:03 pm

Nonstop2h 23m

Chicago Midway

mié. 8/13

6:02 pm-8:39 pm

Nonstop2h 37m

$141

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

jue. 7/10

2:56 pm-5:10 pm

Nonstop2h 14m

Chicago O'Hare Intl

sáb. 7/19

9:55 am-12:37 pm

Nonstop2h 42m

$142

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

mié. 9/24

8:20 am-10:45 am

Nonstop2h 25m

Chicago O'Hare Intl

mar. 9/30

7:30 am-9:55 am

Nonstop2h 25m

$157

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

jue. 8/14

9:40 pm-11:50 pm

Nonstop2h 10m

Chicago Midway

lun. 8/18

9:15 am-11:30 am

Nonstop2h 15m

$157

DallasSt. Louis

DAL - STL

DALSTL

Dallas Love Field

mar. 8/19

10:40 am-3:05 pm

1 stop4h 25m

Lambert-St Louis

mié. 8/20

8:40 am-1:50 pm

1 stop5h 10m

$176

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

jue. 7/10

9:10 pm-9:52 am

1 stop12h 42m

Lambert-St Louis

dom. 7/13

10:47 am-8:18 am

1 stop21h 31m

$179

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

mié. 7/9

9:10 pm-9:52 am

1 stop12h 42m

Lambert-St Louis

jue. 7/10

8:44 pm-10:40 pm

Nonstop1h 56m

$184

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

jue. 6/19

5:30 pm-7:24 pm

Nonstop1h 54m

Lambert-St Louis

dom. 6/22

8:44 pm-10:42 pm

Nonstop1h 58m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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, August is the cheapest month in which you can book a flight from Dallas to Illinois (average of $245). Flying from Dallas to Illinois in March is currently the most expensive (average of $321). 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 junio 12, 2025.

When flying from Dallas to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 junio 12, 2025.

The most flights from A78 to USIL are scheduled on a Thursday (83 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (55 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 junio 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Dallas to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $68. American Airlines flights start at $69 while deals on Spirit Airlines start at $74 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 SkyWest Airlines (100%), Turkish Airlines (84%) and Austrian Airlines (83%).

  • What are the cheapest flights from Dallas to Illinois?

    Looking for the cheapest flight from Dallas to Illinois? While on average our users pay $4,790, our data indicates the cheapest price to be $67. The most popular route (Dallas/Fort Worth - Chicago O'Hare Intl), is priced around $88.

  • 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, August is the cheapest month in which you can book a flight from Dallas to Illinois (average of $245). Flying from Dallas to Illinois in March is currently the most expensive (average of $321). 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$51Average$159FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$56Average$130FlexibilityNo cancel feeOn-time65%
ContourCheapest$134Average$253FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$139Average$308FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$147Average$281FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$151Average$461FlexibilityNo cancel feeOn-time71%

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