Cheap Flights from Detroit (DTW) to St. Louis (XLS)

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)

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Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS) cost?
Get a cheap one-way flight or cheap return flight from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)?
is the cheapest month to fly from DTW to XLS. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DTW to XLS flight.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)?
There are no daily nonstop flights departing from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from DTW to XLS?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)?
Opt for a flight from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS) last-minute?
Holding off until just before your trip to book your flight from DTW to XLS generally means paying more. While it's possible to find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible for the best chance of snagging a bargain.
Is it cheaper to book a DTW to XLS flight and hotel package?
Opting for a DTW to XLS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to St. Louis (XLS)?
Typically, it's possible to cancel or reschedule your DTW to XLS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
St. Louis
Distance
4303 mi

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Detroit to St. Louis Flights

The cheapest times to fly from Detroit to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to St. Louis are during the month of . You can find some of the cheapest flights from Detroit to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to St. Louis

Sunday is one of the best days to book for cheap flights from Detroit to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Detroit to St. Louis Flights

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