$100 Cheap Delta flights St. Louis (STL) to Detroit (DTW)

You can discover cheap return Delta Air Lines flights from $160 from STL to DTW by filtering your results from “Price (lowest to highest)” on Expedia. Or look for options from $100 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for return or one-way flights to Detroit in January or February. You could find an affordable fare with Delta Air Lines during these off-peak travel months.

Search for affordable Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the best day to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Hop on one of Delta Air Lines’s 21 weekly direct flights from Lambert-St. Louis Intl. Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW). To see what’s available, enter your origin, destination and dates and hit search. Then use the “Nonstop” and “Airline” filters.

It takes approximately 1h 37m to travel nonstop from Lambert-St. Louis Intl. Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW) with Delta Air Lines.

If flexibility is what you’re after, Thursday offers the most choice for Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW). You can pick from 3 different departures.

The earliest Delta Air Lines flight from STL to DTW takes off at 6:43AM UTC-6, landing at 9:20AM UTC-5. If you prefer to jet off later in the day, the last Delta Air Lines flight leaves STL at 5:50PM UTC-6 and lands at DTW at 8:31PM UTC-5. Flying early is generally a good option as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Detroit touch down at Detroit Metropolitan Wayne County Airport (DTW). This is the main gateway to this city.

Flying from STL to DTW with Delta Air Lines comes with a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Chances are you’ll be flying on a Boeing 717-200 for your Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Detroit Metropolitan Wayne County Airport (DTW). However, you may be switched to another aircraft if there are operational changes.

Changes are typically free within 24 hours of booking, but your airline may add a charge after that time. For further details about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your itinerary without additional costs, check the “No cancel fee” or “Changes included” filter when planning your next getaway.