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Cheap flights from Baltimore to Key West from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Key West departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Baltimore to Key West

Cheap round-trip flights

Multiple Airlines Logo
9:37 pm - 3:44 pmBWI-EYW
18h 07m1 stop
Multiple Airlines Logo
4:34 pm - 8:50 amEYW-BWI
16h 16m1 stop
$198Multiple Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Multiple Airlines Logo
9:37 pm - 3:44 pmBWI-EYW
18h 07m1 stop
Multiple Airlines Logo
8:55 am - 8:32 pmEYW-BWI
11h 37m1 stop
$209Multiple Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
Multiple Airlines Logo
9:37 pm - 8:15 amBWI-EYW
10h 38m1 stop
Multiple Airlines Logo
4:34 pm - 8:50 amEYW-BWI
16h 16m1 stop
$210Multiple Airlines
Find Deal
Sun, Dec 7 - Thu, Dec 11
Spirit Airlines Logo
5:10 am - 1:30 pmBWI-EYW
8h 20m1 stop
Spirit Airlines Logo
2:25 pm - 11:54 pmEYW-BWI
9h 29m1 stop
$215Spirit Airlines
Find Deal
Mon, Dec 8 - Fri, Dec 12
Multiple Airlines Logo
9:00 pm - 9:15 amBWI-EYW
12h 15m1 stop
Multiple Airlines Logo
8:55 am - 7:30 pmEYW-BWI
10h 35m1 stop
$218Multiple Airlines
Find Deal
Sat, Nov 1 - Fri, Nov 7
Multiple Airlines Logo
9:37 pm - 8:15 amBWI-EYW
10h 38m1 stop
Multiple Airlines Logo
8:55 am - 8:32 pmEYW-BWI
11h 37m1 stop
$221Multiple Airlines
Find Deal
Wed, Dec 3 - Fri, Dec 5
Multiple Airlines Logo
7:24 pm - 11:05 amBWI-EYW
15h 41m1 stop
Multiple Airlines Logo
8:55 am - 5:42 pmEYW-BWI
8h 47m1 stop
$222Multiple Airlines
Find Deal
Mon, Oct 20 - Thu, Oct 23
American Airlines Logo
12:03 pm - 5:16 pmBWI-EYW
5h 13m1 stop
American Airlines Logo
6:33 pm - 11:35 pmEYW-BWI
5h 02m1 stop
$259American Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 3
American Airlines Logo
7:35 am - 2:46 pmBWI-EYW
7h 11m1 stop
American Airlines Logo
1:33 pm - 10:05 pmEYW-BWI
8h 32m2 stops
$264American Airlines
Find Deal
Wed, Oct 29 - Tue, Nov 4
Delta Logo
1:50 pm - 8:07 pmBWI-EYW
6h 17m1 stop
Delta Logo
6:17 pm - 12:41 amEYW-BWI
6h 24m1 stop
$274Delta
Find Deal
Wed, Oct 1 - Wed, Oct 8

American Airlines flights from Baltimore to Key West

Our best American Airlines deals on Baltimore to Key West flight tickets
American Airlines
Oct 31
BWI12:03 pmBaltimore/Washington
5h 13m
1 stop
EYW5:16 pmKey West
Nov 3
EYW6:33 pmKey West
5h 02m
1 stop
BWI11:35 pmBaltimore/Washington
$259
Find similar
American Airlines
Oct 29
BWI7:35 amBaltimore/Washington
7h 11m
1 stop
EYW2:46 pmKey West
Nov 4
EYW1:33 pmKey West
8h 32m
2 stops
BWI10:05 pmBaltimore/Washington
$264
Find similar
American Airlines
Nov 5
BWI8:00 amBaltimore/Washington
11h 23m
2 stops
EYW7:23 pmKey West
Nov 12
EYW4:18 pmKey West
7h 17m
2 stops
BWI11:35 pmBaltimore/Washington
$269
Find similar

Delta flights from Baltimore to Key West

Our best Delta deals on Baltimore to Key West flight tickets
Delta
Oct 1
BWI1:50 pmBaltimore/Washington
6h 17m
1 stop
EYW8:07 pmKey West
Oct 8
EYW6:17 pmKey West
6h 24m
1 stop
BWI12:41 amBaltimore/Washington
$274
Find similar
Delta
Sep 30
BWI1:50 pmBaltimore/Washington
6h 17m
1 stop
EYW8:07 pmKey West
Oct 4
EYW6:10 pmKey West
6h 18m
1 stop
BWI12:28 amBaltimore/Washington
$339
Find similar
Delta
Sep 20
BWI1:50 pmBaltimore/Washington
6h 17m
1 stop
EYW8:07 pmKey West
Sep 24
EYW6:10 pmKey West
6h 18m
1 stop
BWI12:28 amBaltimore/Washington
$349
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Baltimore to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sat 12/6

9:37 pm-3:44 pm

1 stop18h 07m

Key West

Thu 12/11

4:34 pm-8:50 am

1 stop16h 16m

$198

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sat 12/6

9:37 pm-3:44 pm

1 stop18h 07m

Key West

Fri 12/12

8:55 am-8:32 pm

1 stop11h 37m

$209

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sun 12/7

9:37 pm-8:15 am

1 stop10h 38m

Key West

Thu 12/11

4:34 pm-8:50 am

1 stop16h 16m

$210

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Mon 12/8

5:10 am-1:30 pm

1 stop8h 20m

Key West

Fri 12/12

2:25 pm-11:54 pm

1 stop9h 29m

$215

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sat 11/1

9:00 pm-9:15 am

1 stop12h 15m

Key West

Fri 11/7

8:55 am-7:30 pm

1 stop10h 35m

$218

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Wed 12/3

9:37 pm-8:15 am

1 stop10h 38m

Key West

Fri 12/5

8:55 am-8:32 pm

1 stop11h 37m

$221

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Mon 10/20

7:24 pm-11:05 am

1 stop15h 41m

Key West

Thu 10/23

8:55 am-5:42 pm

1 stop8h 47m

$222

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Fri 10/31

12:03 pm-5:16 pm

1 stop5h 13m

Key West

Mon 11/3

6:33 pm-11:35 pm

1 stop5h 02m

$259

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Wed 10/29

7:35 am-2:46 pm

1 stop7h 11m

Key West

Tue 11/4

1:33 pm-10:05 pm

2 stops8h 32m

$264

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Wed 10/1

1:50 pm-8:07 pm

1 stop6h 17m

Key West

Wed 10/8

6:17 pm-12:41 am

1 stop6h 24m

$274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Baltimore to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Baltimore to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $328. If you are unable to visit Key West during the month of September, then departing from Baltimore during the month August is also very affordable. Most momondo users find prices during this month for around $348.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Baltimore is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $362. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Baltimore to Key West for around $541.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the afternoon. momondo users have found flights departing from Baltimore to Key West in the afternoon for as low as $340. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $559. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $440 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Baltimore for as low as $333 on momondo.

How have Baltimore to Key West flight prices changed over time?

As of September 2025, prices for Baltimore to Key West flights are approximately 57% cheaper when compared to flights at the same time last year.

When to book flights from Baltimore to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Key West (BWI to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Key West

Direct flights

None
There are no direct flights from Baltimore to Key West. There are no popular flight routes from Baltimore to Key West.
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  • How far is Baltimore/Washington to Key West by plane?

    A flight from Baltimore/Washington to Key West will travel around 1061.4 mi. A reasonable flight in good conditions will take 5h 13m.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Key West Airport?

    Prices for flights from Baltimore/Washington Airport to Key West Airport are updated daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Key West Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to Key West Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Baltimore to Key West?

Best airlines flying from Baltimore to Key West

Compare and see reviews for airlines that fly from Baltimore to Key West with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $186Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Baltimore to Key West. momondo saves you time and could save you money on your trip.

Can I find flights from Baltimore to Key West with flexible booking policies on momondo?

momondo does allow users to show only those flights to Key West from Baltimore which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Baltimore to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Baltimore to Key West.

I’m not ready to book a flight from Baltimore to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Baltimore and alert you when they change.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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