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$43+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$84
(FlightHub)

One-way from

$43
(eDestinos)

Popular in

December

Cheapest in

April

Average price

$177
From Dallas to Illinois
Search Deals
One-way flight from Dallas to Illinois
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/20. 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.
Tue 3/189:24 pmDFW - ORD
1 stop11h 20mSpirit Airlines
Thu 5/111:53 amORD - DFW
Nonstop2h 40mSpirit Airlines
Deal found 2/20$84
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 3/176:00 amDFW - ORD
Nonstop2h 21mMultiple Airlines
Fri 5/28:40 amORD - DFW
Nonstop2h 47mMultiple Airlines
Deal found 2/20$85
This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/108:08 pmDFW - MDW
Nonstop2h 19mFrontier
Mon 4/144:45 pmMDW - DFW
Nonstop2h 42mFrontier
Deal found 2/19$85
This Frontier deal was found by Cheapflights users on 2/20. 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.
Sat 3/156:40 pmDFW - ORD
Nonstop2h 34mFrontier
Fri 5/28:40 amORD - DFW
Nonstop2h 47mFrontier
Deal found 2/20$89
This Southwest deal was found by Cheapflights users on 2/19. 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 4/108:15 pmDAL - MDW
Nonstop2h 10mSouthwest
Mon 4/148:35 pmMDW - DAL
Nonstop2h 20mSouthwest
Deal found 2/19$147
This Southwest deal was found by Cheapflights users on 2/19. 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 4/107:10 pmDAL - ORD
Nonstop2h 20mSouthwest
Mon 4/141:30 pmORD - DAL
Nonstop2h 30mSouthwest
Deal found 2/19$162
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/116:55 pmDFW - ORD
Nonstop2h 20mAmerican Airlines
Sun 4/135:00 amORD - DFW
Nonstop2h 39mAmerican Airlines
Deal found 2/20$182
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 3/255:50 pmDFW - STL
Nonstop1h 40mAmerican Airlines
Fri 3/287:02 amSTL - DFW
Nonstop2h 02mAmerican Airlines
Deal found 2/20$197
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 3/205:30 amDFW - ORD
1 stop7h 11mDelta
Fri 5/25:05 pmORD - DFW
1 stop4h 45mDelta
Deal found 2/20$197
This Southwest deal was found by Cheapflights users on 2/20. 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.
Tue 3/253:00 pmDAL - STL
Nonstop1h 40mSouthwest
Fri 3/286:40 pmSTL - DAL
Nonstop1h 50mSouthwest
Deal found 2/20$197
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 4/85:30 amDFW - MDW
1 stop7h 05mDelta
Wed 4/99:52 amMDW - DFW
1 stop6h 39mDelta
Deal found 2/20$197
This Delta deal was found by Cheapflights users on 2/19. 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.
Tue 3/254:01 pmDAL - MDW
1 stop6h 22mDelta
Wed 4/29:54 amMDW - DAL
1 stop7h 59mDelta
Deal found 2/19$198

Find flights from Dallas to Illinois within your budget

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 February 20, 2025.

Fly from

Dallas

Fly to

Illinois

Route

Depart

Return

Price

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 3/18

9:24 pm-8:44 am

1 stop11h 20m

Chicago O'Hare Intl

Thu 5/1

11:53 am-2:33 pm

Nonstop2h 40m

$84

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Mon 3/17

6:00 am-8:21 am

Nonstop2h 21m

Chicago O'Hare Intl

Fri 5/2

8:40 am-11:27 am

Nonstop2h 47m

$85

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Thu 4/10

8:08 pm-10:27 pm

Nonstop2h 19m

Chicago Midway

Mon 4/14

4:45 pm-7:27 pm

Nonstop2h 42m

$85

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 3/15

6:40 pm-9:14 pm

Nonstop2h 34m

Chicago O'Hare Intl

Fri 5/2

8:40 am-11:27 am

Nonstop2h 47m

$89

DallasChicago

DAL - MDW

DALMDW

Dallas Love Field

Thu 4/10

8:15 pm-10:25 pm

Nonstop2h 10m

Chicago Midway

Mon 4/14

8:35 pm-10:55 pm

Nonstop2h 20m

$147

DallasChicago

DAL - ORD

DALORD

Dallas Love Field

Thu 4/10

7:10 pm-9:30 pm

Nonstop2h 20m

Chicago O'Hare Intl

Mon 4/14

1:30 pm-4:00 pm

Nonstop2h 30m

$162

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 3/25

5:50 pm-7:30 pm

Nonstop1h 40m

Lambert-St Louis

Fri 3/28

7:02 am-9:04 am

Nonstop2h 02m

$197

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Thu 3/20

5:30 am-12:41 pm

1 stop7h 11m

Chicago O'Hare Intl

Fri 5/2

5:05 pm-9:50 pm

1 stop4h 45m

$197

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Tue 4/8

5:30 am-12:35 pm

1 stop7h 05m

Chicago Midway

Wed 4/9

9:23 am-2:33 pm

1 stop5h 10m

$197

DallasSt. Louis

DAL - STL

DALSTL

Dallas Love Field

Tue 3/25

3:00 pm-4:40 pm

Nonstop1h 40m

Lambert-St Louis

Fri 3/28

6:40 pm-8:30 pm

Nonstop1h 50m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 58 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.

Travel insights for flights from Dallas to Illinois

Get recent, data-driven insights about flights from Dallas to Illinois including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 2025.

The most flights from A78 to USIL are scheduled on a Wednesday (66 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 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 February 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 Spirit Airlines, which is currently one of the cheapest options available, starting at $43. Frontier flights start at $44 while deals on Southwest 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 Republic Airways (100%), Envoy Air (100%) and Emirates (89%).

  • What are the cheapest flights from Dallas to Illinois?

    Looking for the cheapest flight from Dallas to Illinois? While on average our users pay $1,098, our data indicates the cheapest price to be $56. The most popular route (Dallas/Fort Worth - Chicago O'Hare Intl), is priced around $43.

  • 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.

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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 7 airlines flying from Dallas to Illinois

Discover the top 7 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$49Average$134FlexibilityNo cancel feeOn-time65%
FrontierCheapest$50Average$203FlexibilityNo cancel feeOn-time62%
DeltaCheapest$134Average$535FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$138Average$319FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$474FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$158Average$286FlexibilityNo cancel feeOn-time63%
ContourCheapest$162Average$253FlexibilityNo cancel feeOn-timeN/A
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