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

Friday, December 25th, 2026

6 round-trip options

Returning
Wed, Dec 30, 2026•5 Day Trip
$1,371 USD
Google Flights
Returning
Fri, Jan 1, 2027•7 Day Trip
$1,516 USD
Google Flights
Returning
Mon, Jan 4, 2027•10 Day Trip
$1,759 USD
Google Flights
Returning
Tue, Jan 5, 2027•11 Day Trip
$1,659 USD
Google Flights
Returning
Wed, Jan 6, 2027•12 Day Trip
$1,253 USD
Google Flights
Returning
Fri, Jan 8, 2027•14 Day Trip
$1,093 USD
Google Flights