Cheap flights from Washington to Florida Keys

View AU$104 flight on Wed, 15 Oct. 2025Opens in a new window

Popular airlines from Washington to Florida Keys

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Washington (WAS) to Florida Keys (MIA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 10 Sep. - Wed, 17 Sep.
BWI
Baltimore
MIA
Miami
AU$208 Return, just found
AU$208
Return
just found
Select American Airlines flight, departing Wed, 10 Sep. from Baltimore to Miami, returning Wed, 17 Sep., priced at AU$208 just found
Delta
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
MIA
Miami
AU$223 Return, found 9 hours ago
AU$223
Return
found 9 hours ago
Select Delta flight, departing Wed, 10 Sep. from Washington to Miami, returning Wed, 17 Sep., priced at AU$223 found 9 hours ago
American Airlines
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
MIA
Miami
AU$223 Return, found 9 hours ago
AU$223
Return
found 9 hours ago
Select American Airlines flight, departing Wed, 10 Sep. from Washington to Miami, returning Wed, 17 Sep., priced at AU$223 found 9 hours ago
American Airlines
Fri, 24 Oct. - Wed, 29 Oct.
BWI
Baltimore
MIA
Miami
AU$226 Return, found 4 days ago
AU$226
Return
found 4 days ago
Select American Airlines flight, departing Fri, 24 Oct. from Baltimore to Miami, returning Wed, 29 Oct., priced at AU$226 found 4 days ago
United
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
MIA
Miami
AU$307 Return, found 9 hours ago
AU$307
Return
found 9 hours ago
Select United flight, departing Wed, 10 Sep. from Washington to Miami, returning Wed, 17 Sep., priced at AU$307 found 9 hours ago
Alaska Airlines
Sun, 10 Aug. - Thu, 14 Aug.
IAD
Washington
MIA
Miami
AU$9,213 Return, found 2 days ago
AU$9,213
Return
found 2 days ago
Select Alaska Airlines flight, departing Sun, 10 Aug. from Washington to Miami, returning Thu, 14 Aug., priced at AU$9,213 found 2 days ago

Find the cheapest month to fly from Washington (WAS) to Key West (EYW)

March is typically the cheapest month to fly

From AU$275 - AU$805 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.