Illinois

$28+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ORD
Jul 5 — Jul 121
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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 June 30, 2025.

Round-trip from

$64
(Kiwi.com)

One-way from

$28
(FlightHub)

Popular in

June

Cheapest in

October

Average price

$321

Good round-trip deal

$299 or less

Good one-way deal

$189 or less
From Detroit Metropolitan Wayne County to Illinois
One-way flight from Detroit Metropolitan Wayne County to Illinois
Highest demand for flights based on searches. 27% potential increase in price ($80 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Detroit Metropolitan Wayne County to Illinois.
Price to beat on a one-way flight from Detroit Metropolitan Wayne County to Illinois.

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 June 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Thu 9/41:00 pmDTW - STL
Nonstop1h 35mSpirit Airlines
Sun 9/72:30 pmSTL - DTW
Nonstop1h 28mSpirit Airlines
Deal found 6/30$64
This Priceline deal was found by Cheapflights users on 6/30. 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.
Thu 7/179:36 amDTW - STL
1 stop4h 58mMultiple Airlines
Sun 7/2010:47 amSTL - DTW
Nonstop1h 29mMultiple Airlines
Deal found 6/30$93
This Delta deal was found by Cheapflights users on 6/29. 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 8/214:00 pmDTW - STL
Nonstop1h 35mDelta
Sun 8/246:00 pmSTL - DTW
Nonstop1h 33mDelta
Deal found 6/29$119
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 9/1211:00 amDTW - ORD
Nonstop1h 27mUnited Airlines
Mon 9/159:05 pmORD - DTW
Nonstop1h 36mUnited Airlines
Deal found 6/30$124
This Southwest deal was found by Cheapflights users on 6/30. 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.
Sun 8/311:00 pmDTW - MDW
Nonstop1h 05mSouthwest
Mon 9/19:35 amMDW - DTW
Nonstop1h 10mSouthwest
Deal found 6/30$124
This Delta deal was found by Cheapflights users on 6/30. 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 8/45:41 pmDTW - ORD
Nonstop1h 26mDelta
Tue 8/199:10 amORD - DTW
Nonstop1h 20mDelta
Deal found 6/30$134
This Delta deal was found by Cheapflights users on 6/30. 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 8/126:21 pmDTW - MDW
Nonstop1h 16mDelta
Tue 8/199:31 amMDW - DTW
Nonstop1h 13mDelta
Deal found 6/30$134
This CheapOair deal was found by Cheapflights users on 6/29. 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.
Sat 8/210:45 amDTW - ORD
1 stop10h 15mSpirit Airlines
Sat 8/95:51 amORD - DTW
1 stop8h 39mSpirit Airlines
Deal found 6/29$136
This Southwest deal was found by Cheapflights users on 6/29. 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 8/217:30 amDTW - STL
1 stop6h 00mSouthwest
Sun 8/2411:15 amSTL - DTW
Nonstop1h 30mSouthwest
Deal found 6/29$138
This FlightHub deal was found by Cheapflights users on 6/30. 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.
Fri 10/310:43 amDTW - ORD
1 stop6h 07mMultiple Airlines
Sat 10/410:27 amORD - DTW
1 stop8h 27mMultiple Airlines
Deal found 6/30$145
This FlightHub deal was found by Cheapflights users on 6/30. 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.
Mon 7/2112:20 pmDTW - ORD
1 stop13h 02mFrontier
Wed 7/235:01 amORD - DTW
1 stop5h 24mFrontier
Deal found 6/30$149
This Priceline deal was found by Cheapflights users on 6/29. 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.
Fri 8/2211:55 amDTW - MDW
1 stop6h 21mFrontier
Sun 8/246:15 amMDW - DTW
1 stop7h 57mFrontier
Deal found 6/29$152

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 June 30, 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

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

Thu 9/4

1:00 pm-1:35 pm

Nonstop1h 35m

Lambert-St Louis

Sun 9/7

2:30 pm-4:58 pm

Nonstop1h 28m

$64

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

Thu 7/17

9:36 am-1:34 pm

1 stop4h 58m

Lambert-St Louis

Sun 7/20

10:47 am-1:16 pm

Nonstop1h 29m

$93

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

Thu 8/21

4:00 pm-4:35 pm

Nonstop1h 35m

Lambert-St Louis

Sun 8/24

6:00 pm-8:33 pm

Nonstop1h 33m

$119

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Fri 9/12

11:00 am-11:27 am

Nonstop1h 27m

Chicago O'Hare Intl

Mon 9/15

9:05 pm-11:41 pm

Nonstop1h 36m

$124

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Sun 8/31

1:00 pm-1:05 pm

Nonstop1h 05m

Chicago Midway

Mon 9/1

9:35 am-11:45 am

Nonstop1h 10m

$124

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Mon 8/4

5:41 pm-6:07 pm

Nonstop1h 26m

Chicago O'Hare Intl

Tue 8/19

9:10 am-11:30 am

Nonstop1h 20m

$134

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Tue 8/12

6:21 pm-6:37 pm

Nonstop1h 16m

Chicago Midway

Tue 8/19

9:31 am-11:44 am

Nonstop1h 13m

$134

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Sat 8/2

10:45 am-8:00 pm

1 stop10h 15m

Chicago O'Hare Intl

Sat 8/9

5:51 am-3:30 pm

1 stop8h 39m

$136

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

Thu 8/21

7:30 am-12:30 pm

1 stop6h 00m

Lambert-St Louis

Sun 8/24

11:15 am-1:45 pm

Nonstop1h 30m

$138

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Fri 10/3

10:43 am-3:50 pm

1 stop6h 07m

Chicago O'Hare Intl

Sat 10/4

10:27 am-7:54 pm

1 stop8h 27m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Showing 1-10 of 47 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, August is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Illinois (average of $245). Flying from Detroit Metropolitan Wayne County Airport 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 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 June 30, 2025.

When flying from Detroit Metropolitan Wayne County Airport 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 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 June 30, 2025.

The most flights from DTW to USIL are scheduled on a Monday (89 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (47 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 June 30, 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.

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • What are the cheapest airlines to fly from Detroit Metropolitan Wayne County Airport to Illinois one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $28. However, be on the lookout for offers from Frontier and Southwest, 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?

  • 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 Endeavor Airlines (100%), Copa Airlines (97%) or GoJet (96%) 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 $130. While the most popular route (Detroit Metropolitan Wayne County - Chicago O'Hare Intl) can be booked for $91 on average our data indicates $2,323 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, August is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Illinois (average of $245). Flying from Detroit Metropolitan Wayne County Airport 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 Detroit to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Detroit to Illinois

Discover the top 5 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$38Average$81FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$97Average$390FlexibilityNo cancel feeOn-time69%
DeltaCheapest$97Average$253FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$107Average$461FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$108Average$241FlexibilityNo cancel feeOn-time63%

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