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$49+ Cheap flights from Detroit Metropolitan Wayne County Airport (DTW) 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ORD
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Cheap flight deals from Detroit to Illinois

Keep the following information in mind while searching for Detroit to Illinois flight deals. Data was last updated November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$97
(United Airlines)

One-way from

$49
(United Airlines)

Popular in

June

Cheapest in

April

Average price

$253

Good round-trip deal

$265 or less

Good one-way deal

$169 or less
Provider with most accurate pricing for Detroit (DTT)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Chicago (CHI) flights.
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From Detroit Metropolitan Wayne County to Illinois
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One-way flight from Detroit Metropolitan Wayne County to Illinois
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Highest demand for flights based on searches. 21% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Detroit Metropolitan Wayne County to Illinois.
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Price to beat on a one-way flight from Detroit Metropolitan Wayne County to Illinois.
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Find flight deals from Detroit to Illinois

Cheapest flights from Detroit to Illinois
Explore the most affordable flight options available from Detroit to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/242:10 pmDTW - ORD
Nonstop1h 28mUnited Airlines
Thu 11/2710:55 amORD - DTW
Nonstop1h 17mUnited Airlines
Deal found 11/11$97
This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:15 pmDTW - ORD
Nonstop1h 35mUnited Airlines
Wed 12/109:05 pmORD - DTW
Nonstop1h 26mUnited Airlines
Deal found 11/9$107
This Southwest deal was found by Cheapflights users on 11/10. 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.
Wed 12/37:00 pmDTW - MDW
Nonstop1h 10mSouthwest
Wed 12/243:45 pmMDW - DTW
Nonstop1h 05mSouthwest
Deal found 11/10$107
This Priceline deal was found by Cheapflights users on 11/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:38 pmDTW - STL
1 stop10h 55mFrontier
Mon 12/159:54 amSTL - DTW
1 stop6h 23mFrontier
Deal found 11/11$110
This Frontier deal was found by Cheapflights users on 11/12. 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.
Thu 12/411:58 amDTW - ORD
1 stop6h 29mFrontier
Thu 12/119:53 pmORD - DTW
1 stop13h 04mFrontier
Deal found 11/12$110
This Frontier deal was found by Cheapflights users on 11/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:58 amDTW - MDW
1 stop11h 14mFrontier
Thu 12/117:23 pmMDW - DTW
1 stop12h 03mFrontier
Deal found 11/11$110
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:15 amDTW - ORD
Nonstop1h 35mUnited Airlines
Wed 12/177:40 pmORD - DTW
Nonstop1h 31mUnited Airlines
Deal found 11/12$117
This Delta deal was found by Cheapflights users on 11/11. 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.
Mon 11/245:47 pmDTW - MDW
Nonstop1h 21mDelta
Thu 11/279:34 amMDW - DTW
Nonstop1h 15mDelta
Deal found 11/11$117
This Southwest deal was found by Cheapflights users on 11/10. 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.
Wed 12/106:10 amDTW - MDW
1 stop7h 35mSouthwest
Wed 12/178:30 pmMDW - DTW
Nonstop1h 10mSouthwest
Deal found 11/10$127
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:40 pmDTW - ORD
1 stop15h 33mFrontier
Thu 11/276:35 pmORD - DTW
1 stop12h 31mFrontier
Deal found 11/11$133
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:40 pmDTW - ORD
1 stop15h 33mFrontier
Tue 11/2511:48 amORD - DTW
1 stop8h 56mFrontier
Deal found 11/11$134
This Southwest deal was found by Cheapflights users on 11/12. 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 12/106:10 amDTW - ORD
1 stop7h 05mSouthwest
Wed 12/171:45 pmORD - DTW
1 stop6h 40mSouthwest
Deal found 11/12$137

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 November 12, 2025.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Illinois that are best for you.

Fly from

Detroit

Fly to

Illinois

Route

Depart

Return

Price

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Mon 11/24

6:00 am-6:40 am

Nonstop1h 40m

Chicago O'Hare Intl

Thu 11/27

10:55 am-1:12 pm

Nonstop1h 17m

$97

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Tue 3/10

4:10 pm-4:37 pm

Nonstop1h 27m

Chicago O'Hare Intl

Wed 3/11

7:00 am-9:30 am

Nonstop1h 30m

$117

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Wed 12/3

6:10 am-12:45 pm

1 stop7h 35m

Chicago Midway

Wed 12/24

3:45 pm-5:50 pm

Nonstop1h 05m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Mon 11/24

7:30 am-8:06 am

Nonstop1h 36m

Chicago O'Hare Intl

Tue 12/9

10:45 am-1:12 pm

Nonstop1h 27m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Tue 12/9

11:05 am-11:40 am

Nonstop1h 35m

Chicago O'Hare Intl

Tue 12/16

9:05 pm-11:31 pm

Nonstop1h 26m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Thu 12/25

12:24 pm-12:54 pm

Nonstop1h 30m

Chicago O'Hare Intl

Thu 1/1

7:00 am-9:28 am

Nonstop1h 28m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Tue 4/21

6:10 pm-6:41 pm

Nonstop1h 31m

Chicago O'Hare Intl

Wed 4/22

8:55 am-11:19 am

Nonstop1h 24m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Wed 12/10

8:00 pm-8:35 pm

Nonstop1h 35m

Chicago O'Hare Intl

Wed 12/17

6:00 pm-8:43 pm

Nonstop1h 43m

$117

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Wed 12/3

9:26 am-10:00 am

Nonstop1h 34m

Chicago O'Hare Intl

Wed 12/24

6:02 pm-8:45 pm

Nonstop1h 43m

$117

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Thu 12/25

5:07 pm-5:26 pm

Nonstop1h 19m

Chicago Midway

Thu 1/1

9:29 am-11:43 am

Nonstop1h 14m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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

Have a flexible travel schedule? Discover the best time to fly to Illinois from Detroit 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 Detroit Metropolitan Wayne County Airport to Illinois

What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Illinois?

Currently, November is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Illinois (average of $75). Flying from Detroit Metropolitan Wayne County Airport to Illinois in January is currently the most expensive (average of $137). 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 DTW to IL?

Find hourly flight availability from Detroit 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 November 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit Metropolitan Wayne County Airport to Illinois in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Detroit Metropolitan Wayne County Airport to Illinois?

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

Travelers seeking maximum savings on their Detroit Metropolitan Wayne County Airport to Illinois flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Detroit Metropolitan Wayne County Airport to Illinois

Explore weekly flight availability from Detroit 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 November 12, 2025.

The most flights from DTW to USIL are scheduled on a Wednesday (74 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 November 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Detroit Metropolitan Wayne County 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
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,009 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,015 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,049 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,139 reviews
Southwest
8.0
Very good
4,235 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Detroit to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Detroit to Illinois?

    For a flight from Detroit to Illinois, you will be flying from Detroit Metropolitan Wayne County. Detroit Metropolitan Wayne County (DTW) is just 17.3 mi from the center of the city.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Illinois?

    There are many flights that can get you from Detroit Metropolitan Wayne County Airport to Illinois in 1h 27m. Fly via United Airlines, Delta, or Southwest to get the fastest option. Detroit Metropolitan Wayne County Airport and Illinois are separated by a distance of 234 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 Detroit Metropolitan Wayne County Airport to Illinois one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $49. However, be on the lookout for offers from Southwest and Delta, as they are both options that can get you from Detroit Metropolitan Wayne County Airport to Illinois for a low price.

  • What are the most popular routes from Detroit Metropolitan Wayne County Airport to Illinois?

    The most popular flight routes from Detroit Metropolitan Wayne County Airport to Illinois are Detroit Metropolitan Wayne County - Chicago O'Hare Intl, Detroit Metropolitan Wayne County - Chicago Midway and Detroit Metropolitan Wayne County - Lambert-St Louis.

  • What are the most reliable airlines from Detroit Metropolitan Wayne County Airport to Illinois?

    No one likes to see their flight delayed. When booking a flight from Detroit Metropolitan Wayne County Airport to Illinois consider choosing Republic Airways (98%), Envoy Air (90%) or Copa Airlines (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Detroit Metropolitan Wayne County Airport to Illinois?

    Looking at all options, your cheapest flight can be booked for $84. While the most popular route (Detroit Metropolitan Wayne County - Chicago O'Hare Intl) can be booked for $97 on average, our data indicates $1,000 when flying from Detroit Metropolitan Wayne County Airport to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit Metropolitan Wayne County Airport to Illinois?

    Currently, November is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Illinois (average of $75). Flying from Detroit Metropolitan Wayne County Airport to Illinois in January is currently the most expensive (average of $137). 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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Top 4 airlines flying from Detroit to Illinois

Discover the top 4 airlines that operate flights from Detroit 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$97Average$408FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$97Average$372FlexibilityNo cancel feeOn-time69%
DeltaCheapest$97Average$259FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$97Average$275FlexibilityNo cancel feeOn-time63%

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