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$64+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ORD
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap 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 December 26, 2025.

This American Airlines deal was found by Cheapflights users on 12/25. 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.
Wed 12/316:39 pmDTW - ORD
Nonstop1h 53mAmerican Airlines
Thu 1/15:00 pmORD - DTW
Nonstop1h 30mAmerican Airlines
Deal found 12/25$175
This Kiwi.com deal was found by Cheapflights users on 12/24. 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 12/319:28 pmDTW - ORD
1 stop12h 03mMultiple Airlines
Wed 1/78:35 amORD - DTW
1 stop7h 28mMultiple Airlines
Deal found 12/24$223
This American Airlines deal was found by Cheapflights users on 12/25. 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.
Wed 12/316:39 pmDTW - ORD
Nonstop1h 53mAmerican Airlines
Wed 12/319:04 pmORD - DTW
1 stop11h 21mAmerican Airlines
Deal found 12/25$259
This United Airlines deal was found by Cheapflights users on 12/24. 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 12/315:49 amDTW - ORD
Nonstop1h 41mUnited Airlines
Wed 1/79:09 pmORD - DTW
Nonstop1h 35mUnited Airlines
Deal found 12/24$299
This American Airlines deal was found by Cheapflights users on 12/24. 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.
Wed 12/316:39 pmDTW - ORD
Nonstop1h 53mAmerican Airlines
Wed 1/73:21 pmORD - DTW
1 stop6h 09mAmerican Airlines
Deal found 12/24$309
This Delta deal was found by Cheapflights users on 12/24. 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.
Wed 12/318:25 amDTW - MDW
Nonstop1h 24mDelta
Thu 1/19:29 amMDW - DTW
Nonstop1h 14mDelta
Deal found 12/24$316
This Frontier deal was found by Cheapflights users on 12/24. 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.
Tue 12/3012:20 pmDTW - MDW
1 stop8h 35mFrontier
Thu 1/812:50 pmMDW - DTW
1 stop10h 14mFrontier
Deal found 12/24$317
This Expedia deal was found by Cheapflights users on 12/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:36 amDTW - ORD
1 stop26h 02mFrontier
Thu 1/85:50 amORD - DTW
1 stop7h 25mFrontier
Deal found 12/24$327
This Mytrip deal was found by Cheapflights users on 12/24. 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.
Wed 12/319:28 pmDTW - ORD
2 stops22h 34mSpirit Airlines
Wed 1/76:05 pmORD - DTW
2 stops22h 04mSpirit Airlines
Deal found 12/24$333
This American Airlines deal was found by Cheapflights users on 12/26. 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 12/266:39 pmDTW - ORD
Nonstop1h 53mAmerican Airlines
Fri 12/269:04 pmORD - DTW
1 stop11h 22mAmerican Airlines
Deal found 12/26$341
This Frontier deal was found by Cheapflights users on 12/24. 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.
Tue 12/3012:20 pmDTW - MDW
1 stop8h 35mFrontier
Fri 1/96:10 amMDW - DTW
1 stop7h 20mFrontier
Deal found 12/24$352
This United Airlines deal was found by Cheapflights users on 12/25. 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 12/312:30 pmDTW - ORD
2 stops18h 35mUnited Airlines
Thu 1/110:35 amORD - DTW
Nonstop1h 40mUnited Airlines
Deal found 12/25$354

Find flight deals from Detroit to Illinois

Keep the following information in mind while searching for Detroit to Illinois flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$137
(Kiwi.com)

One-way from

$64
(Priceline)

Popular in

December

Cheapest in

April

Average price

$340

Good round-trip deal

$294 or less

Good one-way deal

$181 or less
Provider with most accurate pricing for Detroit (DTT)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Chicago (CHI) flights.
Search Deals
From Detroit Metropolitan Wayne County to Illinois
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Illinois
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($10 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 Detroit Metropolitan Wayne County to Illinois.
Search Deals
Price to beat on a one-way flight from Detroit Metropolitan Wayne County to Illinois.
Search Deals

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 December 26, 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

Wed 1/21

5:30 am-6:13 am

Nonstop1h 43m

Chicago O'Hare Intl

Wed 1/28

5:59 pm-8:26 pm

Nonstop1h 27m

$153

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Thu 1/15

8:49 am-9:12 pm

1 stop13h 23m

Chicago O'Hare Intl

Mon 1/19

12:31 pm-10:54 am

1 stop21h 23m

$160

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Mon 1/26

8:38 pm-9:05 pm

Nonstop1h 27m

Chicago O'Hare Intl

Wed 1/28

6:50 am-9:22 am

Nonstop1h 32m

$162

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Tue 2/17

12:54 pm-1:20 pm

Nonstop1h 26m

Chicago O'Hare Intl

Thu 2/19

6:30 am-9:02 am

Nonstop1h 32m

$162

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Mon 1/26

12:25 pm-12:46 pm

Nonstop1h 21m

Chicago Midway

Wed 1/28

1:26 pm-3:33 pm

Nonstop1h 07m

$162

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Thu 1/22

6:50 am-7:15 am

Nonstop1h 25m

Chicago Midway

Thu 1/29

1:25 pm-3:30 pm

Nonstop1h 05m

$171

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Thu 1/15

8:59 am-9:41 am

Nonstop1h 42m

Chicago O'Hare Intl

Mon 1/19

10:35 am-12:56 pm

Nonstop1h 21m

$171

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Sat 2/7

8:59 am-9:41 am

Nonstop1h 42m

Chicago O'Hare Intl

Sat 2/14

5:37 pm-8:02 pm

Nonstop1h 25m

$171

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

Thu 1/29

4:10 pm-4:38 pm

Nonstop1h 28m

Chicago O'Hare Intl

Sat 1/31

1:55 pm-4:13 pm

Nonstop1h 18m

$171

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

Sat 1/17

8:25 am-8:52 am

Nonstop1h 27m

Chicago Midway

Sat 1/17

1:28 pm-3:38 pm

Nonstop1h 10m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

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 $53). Flying from Detroit Metropolitan Wayne County Airport to Illinois in July is currently the most expensive (average of $121). 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 December 26, 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 35% 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 December 26, 2025.

The most flights from DTW to USIL are scheduled on a Friday (70 on average). You will have fewer flight options on Tuesday, 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 December 26, 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
4,258 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,018 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,116 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,068 reviews
Southwest
8.0
Very good
4,258 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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, Frontier, or Delta 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 Southwest, with whom users have recently found tickets for as low as $38. However, be on the lookout for offers from Delta and American Airlines, 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 Air France (90%), Royal Jordanian (84%) or Envoy Air (84%) 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 $119. While the most popular route (Detroit Metropolitan Wayne County - Chicago O'Hare Intl) can be booked for $137 on average, our data indicates $799 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 $53). Flying from Detroit Metropolitan Wayne County Airport to Illinois in July is currently the most expensive (average of $121). 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$97Average$232FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$97Average$413FlexibilityNo cancel feeOn-time69%
DeltaCheapest$97Average$257FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$97Average$275FlexibilityNo cancel feeOn-time63%

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