$108 Cheap Flights from Baltimore (BWI) to Key West (EYW)

View $108 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Key West Intl. Airport (EYW)

Cheap Flights from Baltimore to Key West (BWI-EYW)

Prices were available within the past 7 days and start at $108 for one-way flights and $215 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Dec 11 - Mon, Dec 15
BWI
Baltimore
EYW
Key West
$215 Roundtrip, found 1 hour ago
$215
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Dec 11 from Baltimore to Key West, returning Mon, Dec 15, priced at $215 found 1 hour ago
Spirit Airlines
Sun, Jan 11 - Wed, Jan 14
BWI
Baltimore
EYW
Key West
$230 Roundtrip, just found
$230
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Jan 11 from Baltimore to Key West, returning Wed, Jan 14, priced at $230 just found
Spirit Airlines
Fri, Nov 14 - Mon, Nov 17
BWI
Baltimore
EYW
Key West
$245 Roundtrip, found 3 hours ago
$245
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Fri, Nov 14 from Baltimore to Key West, returning Mon, Nov 17, priced at $245 found 3 hours ago
Spirit Airlines
Thu, Dec 4 - Sun, Dec 7
BWI
Baltimore
EYW
Key West
$255 Roundtrip, just found
$255
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Dec 4 from Baltimore to Key West, returning Sun, Dec 7, priced at $255 just found
American Airlines
Fri, Jan 30 - Mon, Feb 2
BWI
Baltimore
EYW
Key West
$259 Roundtrip, just found
$259
Roundtrip
just found
Select American Airlines flight, departing Fri, Jan 30 from Baltimore to Key West, returning Mon, Feb 2, priced at $259 just found
Delta
Mon, Jan 19 - Thu, Feb 12
BWI
Baltimore
EYW
Key West
$259 Roundtrip, found 1 hour ago
$259
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jan 19 from Baltimore to Key West, returning Thu, Feb 12, priced at $259 found 1 hour ago
American Airlines
Wed, Jan 21 - Sat, Jan 31
BWI
Baltimore
EYW
Key West
$264 Roundtrip, found 7 hours ago
$264
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Jan 21 from Baltimore to Key West, returning Sat, Jan 31, priced at $264 found 7 hours ago
Spirit Airlines
Thu, Jan 8 - Tue, Jan 20
BWI
Baltimore
EYW
Key West
$265 Roundtrip, found 12 hours ago
$265
Roundtrip
found 12 hours ago
Select Spirit Airlines flight, departing Thu, Jan 8 from Baltimore to Key West, returning Tue, Jan 20, priced at $265 found 12 hours ago
Spirit Airlines
Thu, Nov 13 - Sun, Nov 16
BWI
Baltimore
EYW
Key West
$270 Roundtrip, found 2 hours ago
$270
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Thu, Nov 13 from Baltimore to Key West, returning Sun, Nov 16, priced at $270 found 2 hours ago
United
Fri, Jul 24 - Sat, Jul 25
BWI
Baltimore
EYW
Key West
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 24 from Baltimore to Key West, returning Sat, Jul 25, priced at $322 found 1 day ago

Find the cheapest month to fly from Baltimore (BWI) to Key West (EYW)

May is typically the cheapest month to fly

From $198 - $540 per traveler.
Flights from Baltimore (BWI) to Key West (EYW)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Key West Intl.
Airlines serving
American Airlines, Delta, Spirit Airlines, United
Roundtrip price
$215
Distance
1053 mi

Baltimore to Key West Flights

The cheapest times to fly from Baltimore to Key West

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

 

The best time to book a flight from Baltimore to Key West

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

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 Baltimore to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $108 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 Baltimore to Key West 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 Baltimore to Key West 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW) cost?
Grab a cheap one-way flight from $108 or cheap return flight from $215 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW) 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
December is the cheapest month to fly from BWI to EYW. Traveling outside of peak seasons is often the key to scoring lower fares.
Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
You can't fly direct to Key West Intl. Airport (EYW) from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall). However, you can easily reach Key West without any layovers by departing from Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
To find the cheapest airline flying from BWI to EYW, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
Nonstop flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BWI to EYW?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
To arrive at Key West Intl. Airport (EYW) on time, book a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The likelihood 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.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from BWI to EYW are typically more expensive. For the best rates, start looking for flights as soon as possible. That said, if your travel plans are flexible, you may score a cheap ticket right before you leave.
Is it cheaper to book a BWI to EYW flight and hotel package?
Securing a BWI to EYW flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW)?
If you booked your BWI to EYW flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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*Available to One Key members.