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$48+ 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ORD
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 mayo 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$118
(CheapOair)

One-way from

$48
(FlightHub)

Popular in

December

Cheapest in

October

Average price

$201

Good round-trip deal

$283 or less

Good one-way deal

$143 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. 20% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in May 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 mayo 1, 2025.

This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/101:20 pmDTW - ORD
1 stop7h 43mSpirit Airlines
sáb. 6/217:32 amORD - DTW
1 stop12h 27mSpirit Airlines
Deal found 4/30$118
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/244:30 pmDTW - MDW
1 stop6h 32mFrontier
mar. 5/272:44 pmMDW - DTW
1 stop9h 00mFrontier
Deal found 4/30$162
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/147:15 amDTW - ORD
1 stop17h 44mFrontier
sáb. 6/215:01 amORD - DTW
1 stop5h 22mFrontier
Deal found 4/30$163
This Delta deal was found by Cheapflights users on 4/30. 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.
sáb. 5/244:05 pmDTW - ORD
Nonstop1h 25mDelta
dom. 5/257:10 amORD - DTW
Nonstop1h 19mDelta
Deal found 4/30$179
This Delta deal was found by Cheapflights users on 4/30. 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.
sáb. 5/246:30 pmDTW - MDW
Nonstop1h 15mDelta
dom. 5/251:08 pmMDW - DTW
Nonstop1h 12mDelta
Deal found 4/30$179
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/510:31 amDTW - RFD
1 stop5h 45mMultiple Airlines
dom. 6/84:06 pmRFD - DTW
1 stop16h 30mMultiple Airlines
Deal found 4/30$189
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/285:16 pmDTW - STL
1 stop5h 10mAmerican Airlines
mié. 6/45:12 amSTL - DTW
1 stop5h 05mAmerican Airlines
Deal found 4/30$199
This Southwest deal was found by Cheapflights users on 4/30. 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.
sáb. 5/247:25 pmDTW - MDW
Nonstop1h 10mSouthwest
dom. 5/256:35 amMDW - DTW
1 stop5h 20mSouthwest
Deal found 4/30$200
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1812:54 pmDTW - STL
1 stop12h 12mFrontier
dom. 5/255:45 pmSTL - DTW
1 stop14h 02mFrontier
Deal found 4/30$210
This Southwest deal was found by Cheapflights users on 4/29. 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.
mar. 7/226:05 amDTW - STL
2 stops7h 30mSouthwest
dom. 7/277:15 amSTL - DTW
1 stop8h 55mSouthwest
Deal found 4/29$215
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/291:26 pmDTW - ORD
Nonstop1h 28mAmerican Airlines
sáb. 6/144:45 pmORD - DTW
1 stop4h 44mAmerican Airlines
Deal found 4/29$215
This Delta deal was found by Cheapflights users on 4/30. 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.
mié. 5/284:10 pmDTW - STL
Nonstop1h 37mDelta
mié. 6/410:45 amSTL - DTW
Nonstop1h 30mDelta
Deal found 4/30$217

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 mayo 1, 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

mar. 6/10

1:20 pm-8:03 pm

1 stop7h 43m

Chicago O'Hare Intl

sáb. 6/21

7:32 am-8:59 pm

1 stop12h 27m

$118

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

sáb. 5/24

4:30 pm-10:02 pm

1 stop6h 32m

Chicago Midway

mar. 5/27

2:44 pm-12:44 am

1 stop9h 00m

$162

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

sáb. 6/14

7:15 am-11:59 pm

1 stop17h 44m

Chicago O'Hare Intl

sáb. 6/21

5:01 am-11:23 am

1 stop5h 22m

$163

DetroitChicago

DTW - ORD

DTWORD

Detroit Metropolitan Wayne County

sáb. 5/24

4:05 pm-4:30 pm

Nonstop1h 25m

Chicago O'Hare Intl

dom. 5/25

7:10 am-9:29 am

Nonstop1h 19m

$179

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

sáb. 5/24

6:30 pm-6:45 pm

Nonstop1h 15m

Chicago Midway

dom. 5/25

1:08 pm-3:20 pm

Nonstop1h 12m

$179

DetroitChicago

DTW - RFD

DTWRFD

Detroit Metropolitan Wayne County

jue. 6/5

10:31 am-3:16 pm

1 stop5h 45m

Chicago Greater Rockford

dom. 6/8

4:06 pm-9:36 am

1 stop16h 30m

$189

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

mié. 5/28

5:16 pm-9:26 pm

1 stop5h 10m

Lambert-St Louis

mié. 6/4

5:12 am-11:17 am

1 stop5h 05m

$199

DetroitChicago

DTW - MDW

DTWMDW

Detroit Metropolitan Wayne County

sáb. 5/24

7:25 pm-7:35 pm

Nonstop1h 10m

Chicago Midway

dom. 5/25

6:35 am-12:55 pm

1 stop5h 20m

$200

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

dom. 5/18

12:54 pm-12:06 am

1 stop12h 12m

Lambert-St Louis

dom. 5/25

5:45 pm-8:47 am

1 stop14h 02m

$210

DetroitSt. Louis

DTW - STL

DTWSTL

Detroit Metropolitan Wayne County

mar. 7/22

6:05 am-12:35 pm

2 stops7h 30m

Lambert-St Louis

dom. 7/27

7:15 am-5:10 pm

1 stop8h 55m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 55 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 mayo 1, 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 mayo 1, 2025.

The most flights from DTW to USIL are scheduled on a Thursday (85 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 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 mayo 1, 2025.
Read through reviews of airlines operating flights from Detroit to Illinois, such as Alaska Airlines, Southwest and Delta. 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
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,924 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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 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 $48. However, be on the lookout for offers from Delta and Frontier, 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 Copa Airlines (92%), GoJet (90%) or Republic Airways (88%) 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 $106. While the most popular route (Detroit Metropolitan Wayne County - Chicago O'Hare Intl) can be booked for $167 on average our data indicates $796 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.

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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.
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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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$38Average$81FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$97Average$381FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$97Average$445FlexibilityNo cancel feeOn-time71%
DeltaCheapest$97Average$243FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$108Average$220FlexibilityNo cancel feeOn-time63%

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