San Juan (SJU) to Washington (DCA) flight deal from $225 USD in economy class

DLDelta Air Lines

Round Trip•Economy

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

DCA

Ronald Reagan Washington National Airport

Washington, United States

$668 USD

-66%$225 USD

Verified Nov 2, 2025 at 3:09 PM

December 2025

Today

Mon

Tue

Wed

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Sun

1$733 2$505 3$262 4$324 5$324 6$542 7$785 8$785 9$505 10$505 11$505 12$555 13$592 14$835 15$592 16$542 17$326 18$299 19$299 20$299 21$326 22$299 23$299 24$299 25$299 26$542 27$674 28$820 29$820 30$770 31$770 1 2 3 4

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Sunday, December 21st, 2025

10 round-trip options

Returning

Fri, Dec 26, 2025•5 Day Trip

$947 USD

Google Flights

Returning

Sat, Dec 27, 2025•6 Day Trip

$947 USD

Google Flights

Returning

Sun, Dec 28, 2025•7 Day Trip

$897 USD

Google Flights

Returning

Mon, Dec 29, 2025•8 Day Trip

$619 USD

Google Flights

Returning

Tue, Dec 30, 2025•9 Day Trip

$569 USD

Google Flights

Returning

Wed, Dec 31, 2025•10 Day Trip

$353 USD

Google Flights

Returning

Thu, Jan 1, 2026•11 Day Trip

$326 USD

Google Flights

Returning

Fri, Jan 2, 2026•12 Day Trip

$569 USD

Google Flights

Returning

Sat, Jan 3, 2026•13 Day Trip

$408 USD

Google Flights

Returning

Sun, Jan 4, 2026•14 Day Trip

$326 USD

Google Flights