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

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Cheap flights from Detroit (DTW) to Baltimore (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.

Frontier Airlines
Wed, Dec 18 - Wed, Dec 18
DTW
Detroit
BWI
Baltimore
$58 Roundtrip, found 8 hours ago
$58
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Wed, Dec 18 from Detroit to Baltimore, returning Wed, Dec 18, priced at $58 found 8 hours ago
Frontier Airlines
Wed, Nov 20 - Wed, Dec 18
DTW
Detroit
BWI
Baltimore
$58 Roundtrip, found 2 days ago
$58
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Nov 20 from Detroit to Baltimore, returning Wed, Dec 18, priced at $58 found 2 days ago
Frontier Airlines
Wed, Nov 20 - Thu, Nov 21
DTW
Detroit
BWI
Baltimore
$63 Roundtrip, just found
$63
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Nov 20 from Detroit to Baltimore, returning Thu, Nov 21, priced at $63 just found
Frontier Airlines
Fri, Dec 6 - Wed, Dec 18
DTW
Detroit
BWI
Baltimore
$65 Roundtrip, found 20 hours ago
$65
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Dec 6 from Detroit to Baltimore, returning Wed, Dec 18, priced at $65 found 20 hours ago
Frontier Airlines
Thu, Nov 21 - Sat, Nov 23
DTW
Detroit
BWI
Baltimore
$68 Roundtrip, just found
$68
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 21 from Detroit to Baltimore, returning Sat, Nov 23, priced at $68 just found
Frontier Airlines
Fri, Dec 6 - Mon, Dec 9
DTW
Detroit
BWI
Baltimore
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Dec 6 from Detroit to Baltimore, returning Mon, Dec 9, priced at $72 just found
Frontier Airlines
Wed, Nov 6 - Sat, Nov 9
DTW
Detroit
BWI
Baltimore
$73 Roundtrip, just found
$73
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Nov 6 from Detroit to Baltimore, returning Sat, Nov 9, priced at $73 just found
Frontier Airlines
Fri, Nov 22 - Mon, Dec 9
DTW
Detroit
BWI
Baltimore
$75 Roundtrip, found 3 hours ago
$75
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Nov 22 from Detroit to Baltimore, returning Mon, Dec 9, priced at $75 found 3 hours ago
Frontier Airlines
Fri, Nov 22 - Mon, Nov 25
DTW
Detroit
BWI
Baltimore
$78 Roundtrip, just found
$78
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Nov 22 from Detroit to Baltimore, returning Mon, Nov 25, priced at $78 just found
Frontier Airlines
Mon, Dec 16 - Wed, Dec 18
DTW
Detroit
BWI
Baltimore
$79 Roundtrip, found 9 hours ago
$79
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Mon, Dec 16 from Detroit to Baltimore, returning Wed, Dec 18, priced at $79 found 9 hours ago
Flight from Detroit to Baltimore (DTW - BWI) route information
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Roundtrip price
$57
Distance
407 mi

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 December. 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 2024. 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 long does it take to fly from Metro Airport to BWI Marshall?
A direct flight with Delta Air Lines takes roughly 1 hour and 27 minutes. Jump on the 9:50PM flight from Metro Airport and come in to land at BWI Marshall at 11:17PM. Clinch a great deal on this and many other routes when you book your fare with Expedia.
Is it cheaper to buy a plane ticket from DTW to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last minute?
Booking your trip from DTW to BWI at the last minute could save you some dough if you’re lucky to find an awesome deal. However, airfares usually don’t come down in price closer to the departure date. If you hold off, flights could also be booked solid or the best seats taken (we hope you like the middle seat!). If you’d rather not hedge your bets, book well ahead of the date you want to leave. Note that some of the biggest deals can be found up to 12 months in advance. If your preferred airline hasn’t released tickets yet, check back regularly as offers are updated on Expedia all the time.
What airline has the least delays from Detroit Metropolitan Wayne County Airport (DTW) to BWI Airport?
With an on-time arrival rate of 80%, Delta Air Lines is the carrier that’s most likely to fly you from Detroit Metropolitan Wayne County Airport (DTW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) reliably on schedule. Flight delays aren’t just an unpleasant experience — they can also cause you to miss a vital connection that upends your vacation. Keep updated about any delays by looking up your flight status through the Expedia App before you set off for the airport. If you’re already there and the delay will significantly affect your plans, visit your airline’s customer service desk to work out your next move.
What airports do you fly into for Baltimore from Detroit?
With Baltimore Washington Intl. Thurgood Marshall Airport (BWI), Ronald Reagan Washington National Airport (DCA) and Washington Dulles Intl. Airport (IAD) to pick from, making your way from Detroit to Baltimore is a breeze. The city’s main gateway, Baltimore Washington Intl. Thurgood Marshall Airport (BWI), is around 8 mi southwest of the downtown area. As well as the price of tickets, consider things like the ease of getting from the airport and the distance to your hotel before making your decision. Get your Baltimore adventure off to a fun start by exploring Oriole Park at Camden Yards and M&T Bank Stadium.
What are the most popular departure times for flights from Metro Airport to BWI Marshall?
For Delta Air Lines flights from Detroit Metro Airport to BWI, the busiest period is between 9:00 PM - 10:00 PM. If you want to avoid holdups, fly in the morning. This gives you a better chance to dodge air traffic that builds up in the afternoon and evening.
Can I change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to BWI Airport?
It’s a cinch to make amendments to your Metro Airport to BWI Marshall trip yourself. Just log in to the Expedia Trips portal and hit “change flight.” Browse around for new flights and secure the one that better suits your plans. You’ll get an estimate of any flight change costs. Alternatively, head to our Customer Service portal to chat to our Virtual Agent and quickly get answers to all your questions.
*Available to One Key members.