$29 Cheap Flights from Detroit (DTW) to Baltimore (BWI)

View $29 flight on Sat, Jul 19, 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Detroit to Baltimore (DTW-BWI)

Prices were available within the past 7 days and start at $29 for one-way flights and $58 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sat, Jul 19 - Sat, Jul 26
DTW
Detroit
BWI
Baltimore
$58 Roundtrip, found 1 hour ago
$58
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Jul 19 from Detroit to Baltimore, returning Sat, Jul 26, priced at $58 found 1 hour ago
Spirit Airlines
Sat, Aug 16 - Sun, Aug 17
DTW
Detroit
BWI
Baltimore
$65 Roundtrip, found 1 hour ago
$65
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Aug 16 from Detroit to Baltimore, returning Sun, Aug 17, priced at $65 found 1 hour ago
Spirit Airlines
Fri, Jul 18 - Sat, Jul 19
DTW
Detroit
BWI
Baltimore
$69 Roundtrip, found 3 hours ago
$69
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Fri, Jul 18 from Detroit to Baltimore, returning Sat, Jul 19, priced at $69 found 3 hours ago
Spirit Airlines
Thu, Aug 14 - Sun, Aug 17
DTW
Detroit
BWI
Baltimore
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Aug 14 from Detroit to Baltimore, returning Sun, Aug 17, priced at $72 just found
Spirit Airlines
Sat, Sep 6 - Mon, Sep 8
DTW
Detroit
BWI
Baltimore
$74 Roundtrip, found 10 hours ago
$74
Roundtrip
found 10 hours ago
Select Spirit Airlines flight, departing Sat, Sep 6 from Detroit to Baltimore, returning Mon, Sep 8, priced at $74 found 10 hours ago
Frontier Airlines
Fri, Jul 25 - Sat, Aug 9
DTW
Detroit
BWI
Baltimore
$75 Roundtrip, found 4 days ago
$75
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Jul 25 from Detroit to Baltimore, returning Sat, Aug 9, priced at $75 found 4 days ago
Spirit Airlines
Tue, Aug 5 - Sat, Aug 9
DTW
Detroit
BWI
Baltimore
$77 Roundtrip, found 1 hour ago
$77
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Aug 5 from Detroit to Baltimore, returning Sat, Aug 9, priced at $77 found 1 hour ago
Delta
Tue, Aug 5 - Wed, Sep 10
DTW
Detroit
BWI
Baltimore
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Aug 5 from Detroit to Baltimore, returning Wed, Sep 10, priced at $137 found 1 hour ago
Southwest Airlines
Tue, Aug 5 - Wed, Sep 10
DTW
Detroit
BWI
Baltimore
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Aug 5 from Detroit to Baltimore, returning Wed, Sep 10, priced at $137 found 1 hour ago
American Airlines
Tue, Aug 5 - Wed, Sep 10
DTW
Detroit
BWI
Baltimore
$159 Roundtrip, found 1 hour ago
$159
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Aug 5 from Detroit to Baltimore, returning Wed, Sep 10, priced at $159 found 1 hour ago

Find the cheapest month to fly from Detroit (DTW) to Baltimore (BWI)

September is typically the cheapest month to fly

From $48 - $180 per traveler.

Graph displaying average flight prices per month

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Average driving time to city center is 57 minutes. Flights from $244
DCA
Ronald Reagan Washington National
Average driving time to city center57 min
Flights from $244
Flights from Detroit (DTW) to Baltimore (BWI)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$58
Distance
407 mi
Average flight time
1 hour 29 mins

Detroit to Baltimore Flights

The cheapest times to fly from Detroit to Baltimore

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 Baltimore are during the month of July. You can find some of the cheapest flights from Detroit to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to Baltimore

Sunday is one of the best days to book for cheap flights from Detroit to Baltimore: 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 Baltimore

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 Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $29 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 Baltimore 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 Baltimore 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.

 

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Score cheap return fares from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) starting from $48. Book your seat and be on your way. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving DTW on July 12 2025 and touching down at BWI. The price was last updated on June 30 2025 and has not changed since.
What is the cheapest month to fly from DTW to BWI?
Grab a cheap fare by booking your nonstop flight from DTW to BWI in July. You can find a one-way Frontier Airlines flight for $24 leaving on July 26 2025. This price is based on the cheapest direct flight found on Expedia for this route in the next 330 days. The price was last updated on June 30 2025 and remains unchanged.
Which airlines fly direct from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
You can choose from 3 carriers that fly directly from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). These include:

  • Delta Air Lines
  • Southwest Airlines
  • Frontier Airlines

What is the cheapest airline that flies from DTW to BWI?
With fares starting at $24 for a one-way journey from DTW to BWI, Frontier Airlines is currently the cheapest carrier on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DTW on July 26 2025. Prices were last updated on June 30 2025 and have not changed since.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
With, on average, 5 direct flights departing from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) every day, you'll be on your way in no time.
What are the most popular departure times for flights from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
More people fly between DTW and BWI at 10 AM than at any other point in the day. Prefer a quieter experience? Consider flying outside peak hours and it's possible you'll save on your ticket as well.
What day of the week has the most flights from DTW to BWI?
Travel on a Monday if you're searching for the best selection of flights from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the earliest flight from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The earliest flight jetting off from Detroit Metropolitan Wayne County Airport (DTW) is at around 5:30AM UTC-5. Catch this flight and you'll land at Baltimore Washington Intl. Thurgood Marshall Airport (BWI) at approximately 7:10AM UTC-5. The total flight duration is 1h 40m.
How long does it take to fly from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
It takes around 1 hour and 34 minutes to fly the 410 mi from DTW to BWI.
What airline has the least delays from DTW to BWI?
With 100% of journeys generally landing on schedule, United Airlines has the best on-time performance for direct flights from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). To check your flight status and receive notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To arrive at Baltimore Washington Intl. Thurgood Marshall Airport (BWI) without delays, select a flight that leaves Detroit Metropolitan Wayne County Airport (DTW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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.
What airports do you fly into for Baltimore from Detroit Metropolitan Wayne County Airport (DTW)?
Detroit Metropolitan Wayne County Airport (DTW) offers direct flights to Baltimore. These are a few of the airports you can fly to without stops:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Holding off until just before your trip to book your flight from DTW to BWI often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of getting a bargain.
Is it cheaper to book a DTW to BWI flight and hotel package?
You'll typically save money by securing a DTW to BWI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
If you booked your DTW to BWI flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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