Flights from Washington DC to San Juan (Puerto Rico) with United Airlines

Our cheapest offers for flights from Washington DC to San Juan (Puerto Rico)

Here you can compare cheap flights from Washington DC (DCA) to San Juan (Puerto Rico) (SJU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Juan (Puerto Rico). Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
San Juan (Puerto Rico)
Outbound
09/25/25
1 Stopover (IAH)
UA1457, UA0701
09h 38min
Return
10/05/25
1 Stopover (EWR)
UA2219, UA4434
07h 16min
United Airlines ?
$506
Washington DC
San Juan (Puerto Rico)
Outbound
09/25/25
1 Stopover (EWR)
UA4591, F93573
16h 58min
Return
10/05/25
1 Stopover (JFK)
F93548, AA4782
13h 00min
United Airlines, Frontier Airlines ?
$349
Washington DC
San Juan (Puerto Rico)
Outbound
09/25/25
1 Stopover (EWR)
UA4446, UA1543
12h 54min
Return
10/05/25
1 Stopover (EWR)
UA2219, UA4434
07h 16min
United Airlines
$519
Washington DC
San Juan (Puerto Rico)
Outbound
09/25/25
1 Stopover (EWR)
UA4414, UA1543
06h 42min
Return
10/05/25
1 Stopover (EWR)
UA2219, UA4500
08h 16min
United Airlines ?
$2,925
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Washington DC - San Juan (Puerto Rico)

Roundtrip from 323,60 $
Flight duration min. 03:49 / max. 09:15
Return flight duration min. 03:53/ max. 03:54
Distance 2510 km
Flights per week 11
Departure airport Airport Washington DC - Ronald Reagan National Airport, VA (DCA)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
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