Flights from Washington to Florida Keys

Cheapest flights from Washington

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 18 - Thu, May 22

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$98 Roundtrip, found 6 days ago

$98

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 18 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Thu, May 22, priced at $98 found 6 days ago

Sun, May 18 - Sat, May 24

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$103 Roundtrip, found 6 days ago

$103

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 18 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Sat, May 24, priced at $103 found 6 days ago

Sat, May 24 - Sun, May 25

IAD

Washington Dulles Intl.

MIA

Miami Intl.

$104 Roundtrip, found 3 days ago

$104

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, May 24 from Washington Dulles Intl. to Miami Intl., returning Sun, May 25, priced at $104 found 3 days ago

Sun, Aug 10 - Fri, Aug 15

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$108 Roundtrip, found 19 hours ago

$108

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Aug 15, priced at $108 found 19 hours ago

Fri, May 16 - Thu, May 22

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$128 Roundtrip, found 6 days ago

$128

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, May 16 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Thu, May 22, priced at $128 found 6 days ago

Thu, Aug 7 - Tue, Aug 12

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$132 Roundtrip, found 4 days ago

$132

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Tue, Aug 12, priced at $132 found 4 days ago

Tue, Jun 24 - Wed, Jun 25

DCA

Ronald Reagan Washington National

MIA

Miami Intl.

$137 Roundtrip, found 1 day ago

$137

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jun 24 from Ronald Reagan Washington National to Miami Intl., returning Wed, Jun 25, priced at $137 found 1 day ago

Sun, Aug 10 - Fri, Aug 15

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$141 Roundtrip, found 19 hours ago

$141

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sun, Aug 10 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Aug 15, priced at $141 found 19 hours ago

Sat, Nov 1 - Sat, Nov 8

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$141 Roundtrip, found 1 day ago

$141

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Nov 1 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Sat, Nov 8, priced at $141 found 1 day ago

Sun, May 25 - Fri, Jun 13

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$143 Roundtrip, found 5 hours ago

$143

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Sun, May 25 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Jun 13, priced at $143 found 5 hours ago

Sun, Aug 10 - Fri, Aug 15

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$148 Roundtrip, found 19 hours ago

$148

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Sun, Aug 10 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Aug 15, priced at $148 found 19 hours ago

Sun, May 25 - Fri, Jun 13

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$151 Roundtrip, found 5 hours ago

$151

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Sun, May 25 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Jun 13, priced at $151 found 5 hours ago

Mon, Nov 3 - Wed, Nov 5

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$156 Roundtrip, found 1 day ago

$156

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Nov 3 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Wed, Nov 5, priced at $156 found 1 day ago

Sun, Aug 10 - Fri, Aug 15

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$158 Roundtrip, found 19 hours ago

$158

Roundtrip

found 19 hours ago

Select Delta flight, departing Sun, Aug 10 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Aug 15, priced at $158 found 19 hours ago

Tue, Jun 24 - Fri, Jul 4

DCA

Ronald Reagan Washington National

MIA

Miami Intl.

$158 Roundtrip, found 1 day ago

$158

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jun 24 from Ronald Reagan Washington National to Miami Intl., returning Fri, Jul 4, priced at $158 found 1 day ago

Sun, Aug 10 - Fri, Aug 15

BWI

Baltimore Washington Intl. Thurgood Marshall

MIA

Miami Intl.

$163 Roundtrip, found 19 hours ago

$163

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sun, Aug 10 from Baltimore Washington Intl. Thurgood Marshall to Miami Intl., returning Fri, Aug 15, priced at $163 found 19 hours ago

Tue, May 20 - Wed, May 28

IAD

Washington Dulles Intl.

MIA

Miami Intl.

$243 Roundtrip, found 3 days ago

$243

Roundtrip

found 3 days ago

Select United flight, departing Tue, May 20 from Washington Dulles Intl. to Miami Intl., returning Wed, May 28, priced at $243 found 3 days ago

Wed, May 28 - Wed, Jun 4

BWI

Baltimore Washington Intl. Thurgood Marshall

EYW

Key West Intl.

$271 Roundtrip, found 2 days ago

$271

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, May 28 from Baltimore Washington Intl. Thurgood Marshall to Key West Intl., returning Wed, Jun 4, priced at $271 found 2 days ago

Sat, Apr 4 - Wed, Apr 8

DCA

Ronald Reagan Washington National

MIA

Miami Intl.

$479 Roundtrip, found 2 days ago

$479

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Sat, Apr 4 from Ronald Reagan Washington National to Miami Intl., returning Wed, Apr 8, priced at $479 found 2 days ago

Sat, Dec 27 - Mon, Jan 5

IAD

Washington Dulles Intl.

EYW

Key West Intl.

$853 Roundtrip, found 6 days ago

$853

Roundtrip

found 6 days ago

Select American Airlines flight, departing Sat, Dec 27 from Washington Dulles Intl. to Key West Intl., returning Mon, Jan 5, priced at $853 found 6 days ago