Washington (DCA) to San Juan (SJU) flight deal in economy from $326

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesDCA

Ronald Reagan Washington National Airport

Washington, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$606 USD
-46%$326 USD
Verified about 13 hours ago
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price

Sunday, December 27th, 2026

6 round-trip options

Returning
Fri, Jan 1, 2027•5 Day Trip
$1,616 USD
Google Flights
Returning
Sun, Jan 3, 2027•7 Day Trip
$1,716 USD
Google Flights
Returning
Wed, Jan 6, 2027•10 Day Trip
$1,353 USD
Google Flights
Returning
Thu, Jan 7, 2027•11 Day Trip
$1,193 USD
Google Flights
Returning
Fri, Jan 8, 2027•12 Day Trip
$1,193 USD
Google Flights
Returning
Sun, Jan 10, 2027•14 Day Trip
$1,303 USD
Google Flights