How many flights depart from Illinois to Detroit on average per day?

As of August 2025, 96 flights take off from Illinois and land in Detroit each day. The most common flight departure time for this route is 7:00PM, with 39% of daily flights taking off in the evening.

What airlines fly to Detroit?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Detroit from Illinois according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Detroit. Keep in mind that there are 5 different airlines that fly to Detroit on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to Detroit?

Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating from Illinois to Detroit

How many flights depart from Illinois to Detroit on average per week?

As of August 2025, 676 flights take off from Illinois and land in Detroit each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.

How long does it take to fly to Detroit?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Detroit you fly into. For example, flying from Chicago to Detroit Metropolitan Wayne County Airport takes 1h 14m on average. On the other hand, flying from Moline to Detroit Metropolitan Wayne County Airport takes 3h 37m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Illinois to Detroit?

Prices for flights from Illinois to Detroit were last updated today.

How many operators does momondo search for flights from Illinois to Detroit?

The number of operators available for flights from Illinois to Detroit is 5 as of August 2025.

How old do you have to be to fly from Illinois to Detroit?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Detroit.

What documentation or ID do you need to fly to Detroit?

The required travel and health documents for your Detroit trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$28 Cheap Flights from Illinois to Detroit in 2025

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Find the cheapest flights from Illinois to Detroit

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

2:30 pm - 5:00 pmSTL-DTW

1h 30mnonstop

1:00 pm - 1:32 pmDTW-STL

1h 32mnonstop

$58Spirit Airlines

Find Deal

Thu, Aug 28 - Mon, Sep 1

2:30 pm - 5:00 pmSTL-DTW

1h 30mnonstop

1:00 pm - 1:32 pmDTW-STL

1h 32mnonstop

$63Spirit Airlines

Find Deal

Fri, Aug 29 - Mon, Sep 1

12:45 pm - 2:55 pmMDW-DTW

1h 10mnonstop

7:30 pm - 7:40 pmDTW-MDW

1h 10mnonstop

$85Southwest

Find Deal

Sat, Sep 6 - Mon, Sep 8

7:15 am - 9:30 amORD-DTW

1h 15mnonstop

10:05 am - 10:20 amDTW-ORD

1h 15mnonstop

$91Delta

Find Deal

Sat, Aug 30 - Sat, Sep 6

5:59 pm - 8:13 pmMDW-DTW

1h 14mnonstop

8:25 am - 8:45 amDTW-MDW

1h 20mnonstop

$91Delta

Find Deal

Tue, Nov 11 - Tue, Nov 18

12:45 pm - 2:55 pmMDW-DTW

1h 10mnonstop

7:30 pm - 7:40 pmDTW-MDW

1h 10mnonstop

$94Southwest

Find Deal

Sat, Sep 6 - Mon, Sep 8

4:21 pm - 6:47 pmORD-DTW

1h 26mnonstop

5:43 am - 6:15 amDTW-ORD

1h 32mnonstop

$94American Airlines

Find Deal

Sat, Sep 6 - Mon, Sep 8

4:21 pm - 6:47 pmORD-DTW

1h 26mnonstop

3:17 pm - 3:50 pmDTW-ORD

1h 33mnonstop

$95American Airlines

Find Deal

Sat, Sep 6 - Mon, Sep 8

7:54 pm - 10:59 amSTL-DTW

14h 05m1 stop

1:00 pm - 1:32 pmDTW-STL

1h 32mnonstop

$147

Find Deal

Sat, Aug 30 - Mon, Sep 1

2:30 pm - 5:00 pmSTL-DTW

1h 30mnonstop

11:54 am - 9:11 amDTW-STL

22h 17m1 stop

$149

Find Deal

Thu, Aug 28 - Mon, Sep 1

Spirit Airlines flights from Illinois to Detroit

Our best Spirit Airlines deals on Illinois to Detroit flight tickets

Spirit Airlines

Aug 28

STL2:30 pmLambert-St Louis

1h 30m

DTW5:00 pmDetroit Metropolitan Wayne County

Sep 1

DTW1:00 pmDetroit Metropolitan Wayne County

1h 32m

STL1:32 pmLambert-St Louis

$58

Find similar

Spirit Airlines

Aug 29

STL2:30 pmLambert-St Louis

1h 30m

DTW5:00 pmDetroit Metropolitan Wayne County

Sep 1

DTW1:00 pmDetroit Metropolitan Wayne County

1h 32m

STL1:32 pmLambert-St Louis

$63

Find similar

Spirit Airlines

Aug 22

STL2:30 pmLambert-St Louis

1h 30m

DTW5:00 pmDetroit Metropolitan Wayne County

Aug 25

DTW1:00 pmDetroit Metropolitan Wayne County

1h 32m

STL1:32 pmLambert-St Louis

$68

Find similar

Southwest flights from Illinois to Detroit

Our best Southwest deals on Illinois to Detroit flight tickets

Southwest

Sep 6

MDW12:45 pmChicago Midway

1h 10m

DTW2:55 pmDetroit Metropolitan Wayne County

Sep 8

DTW7:30 pmDetroit Metropolitan Wayne County

1h 10m

MDW7:40 pmChicago Midway

$85

Find similar

Southwest

Sep 6

MDW12:45 pmChicago Midway

1h 10m

DTW2:55 pmDetroit Metropolitan Wayne County

Sep 8

DTW7:30 pmDetroit Metropolitan Wayne County

1h 10m

MDW7:40 pmChicago Midway

$94

Find similar

Southwest

Sep 14

MDW10:05 amChicago Midway

1h 10m

DTW12:15 pmDetroit Metropolitan Wayne County

Sep 17

DTW7:10 amDetroit Metropolitan Wayne County

1h 10m

MDW7:20 amChicago Midway

$97

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Thu 8/28

2:30 pm-5:00 pm

Nonstop1h 30m

Detroit Metropolitan Wayne County

Mon 9/1

1:00 pm-1:32 pm

Nonstop1h 32m

$58

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Fri 8/29

2:30 pm-5:00 pm

Nonstop1h 30m

Detroit Metropolitan Wayne County

Mon 9/1

1:00 pm-1:32 pm

Nonstop1h 32m

$63

ChicagoDetroit

MDW - DTW

MDWDTW

Chicago Midway

Sat 9/6

12:45 pm-2:55 pm

Nonstop1h 10m

Detroit Metropolitan Wayne County

Mon 9/8

7:30 pm-7:40 pm

Nonstop1h 10m

$85

ChicagoDetroit

ORD - DTW

ORDDTW

Chicago O'Hare Intl

Sat 8/30

7:15 am-9:30 am

Nonstop1h 15m

Detroit Metropolitan Wayne County

Sat 9/6

10:05 am-10:20 am

Nonstop1h 15m

$91

ChicagoDetroit

MDW - DTW

MDWDTW

Chicago Midway

Tue 11/11

5:59 pm-8:13 pm

Nonstop1h 14m

Detroit Metropolitan Wayne County

Tue 11/18

8:25 am-8:45 am

Nonstop1h 20m

$91

ChicagoDetroit

MDW - DTW

MDWDTW

Chicago Midway

Sat 9/6

12:45 pm-2:55 pm

Nonstop1h 10m

Detroit Metropolitan Wayne County

Mon 9/8

7:30 pm-7:40 pm

Nonstop1h 10m

$94

ChicagoDetroit

ORD - DTW

ORDDTW

Chicago O'Hare Intl

Sat 9/6

4:21 pm-6:47 pm

Nonstop1h 26m

Detroit Metropolitan Wayne County

Mon 9/8

5:43 am-6:15 am

Nonstop1h 32m

$94

ChicagoDetroit

ORD - DTW

ORDDTW

Chicago O'Hare Intl

Sat 9/6

4:21 pm-6:47 pm

Nonstop1h 26m

Detroit Metropolitan Wayne County

Mon 9/8

3:17 pm-3:50 pm

Nonstop1h 33m

$95

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Sat 8/30

7:54 pm-10:59 am

1 stop14h 05m

Detroit Metropolitan Wayne County

Mon 9/1

1:00 pm-1:32 pm

Nonstop1h 32m

$147

St. LouisDetroit

STL - DTW

STLDTW

Lambert-St Louis

Thu 8/28

2:30 pm-5:00 pm

Nonstop1h 30m

Detroit Metropolitan Wayne County

Mon 9/1

11:54 am-9:11 am

1 stop22h 17m

$149

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Detroit

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Detroit?

The cheapest month to fly to Detroit from Illinois is in October. Flight prices, which tend to average around $98, are often lower during this time because this is during the off-season. If you’re not able to fly to Detroit in October, then September is your next best option. Flight prices from Illinois to Detroit during September average around $117.

What is the cheapest day to depart on your flight to Detroit?

On average, the least expensive day to fly to Detroit from Illinois is on a Friday. momondo users have found tickets for Friday departures for as low as $310. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Detroit for around $643.

What is the cheapest time of day to depart on your flight to Detroit?

In the evening is the cheapest time of day to fly from Illinois to Detroit when you can find flight prices for as low as $237. Flying to Detroit in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $727 on average. Flights to Detroit from Illinois at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Illinois to Detroit flight route?

Fly from Chicago O'Hare Intl to Detroit Metropolitan Wayne County for the best Illinois - Detroit flight prices

How far in advance should I book a flight to Detroit?

You are more likely to see cheaper flights to Detroit from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Detroit for around $237 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Detroit from Illinois for as low as $67 on momondo.

What cabin class options are available on Illinois to Detroit flights?

There are 4 cabin classes available to choose from on Illinois to Detroit flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Detroit flights?

No. A direct flight is the cheapest option for a flight between Illinois to Detroit.

Cheap Illinois to Detroit flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Detroit

Best Price Found	$28
Fastest flight time	1h 05m
Direct flights	Every day
Airports in Detroit	1 airport

The best one-way flight to Detroit from Illinois in the past 72 hours is $28. The best round-trip flight deal from Illinois to Detroit found on momondo in the last 72 hours is $58.

The fastest flight from Illinois to Detroit takes 1h 05m

Direct flights go from Illinois to Detroit every day.

There is 1 airport near Detroit: Detroit Metropolitan Wayne County (DTW)

Search flight deals

When did momondo last update prices for flights from Illinois to Detroit?
Prices for flights from Illinois to Detroit were last updated today.
How many operators does momondo search for flights from Illinois to Detroit?
The number of operators available for flights from Illinois to Detroit is 5 as of August 2025.
How old do you have to be to fly from Illinois to Detroit?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Detroit.
What documentation or ID do you need to fly to Detroit?
The required travel and health documents for your Detroit trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Detroit?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Detroit is Canadair (Bombardier) Regional Jet 700 (8.85% of total bookings). The next most popular plane models are Boeing 717-200 (8.21%), Embraer 175 (Enhanced Winglets) (7.23%), and Airbus A319 (6.79%).

Best airlines flying from Illinois to Detroit

Compare and see reviews for airlines that fly from Illinois to Detroit with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $37	Free Cancellation	Rating 6.3 8,053 reviews	Search Spirit Airlines flights
Delta	PriceFrom $91	Free Cancellation	Rating 8.0 7,987 reviews	Search Delta flights
American Airlines	PriceFrom $97	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $97	Free Cancellation	Rating 7.4 8,912 reviews	Search United Airlines flights
Southwest	PriceFrom $118	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

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Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Detroit?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Detroit from Illinois.

Can I find flights from Illinois to Detroit with flexible booking policies on momondo?

All flight searches from Illinois to Detroit on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Detroit?

Once you have performed a search for Illinois to Detroit flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Detroit right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Detroit flights. All you need is a valid email address and we will do the rest; it is that quick and easy.