Flights from Washington DC to San Juan (Puerto Rico)

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

Here you can compare cheap flights from Washington DC (WAS) 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
Washington-DC
San Juan (Puerto Rico)
Outbound
11/03/25
1 Stopover (MCO)
F94811, F91824
18h 14min
Return
11/12/25
1 Stopover (MCO)
F94725, F94812
28h 01min
Frontier Airlines ?
$205
Best option
Washington-DC
San Juan (Puerto Rico)
Outbound
10/18/25
direct
UA2021
03h 55min
Return
11/17/25
direct
UA2022
04h 05min
United Airlines
$424
Washington-DC
San Juan (Puerto Rico)
Pay attention to transfer at connecting flight
Outbound
10/10/25
3 Stopovers (YOW, YTZ, YYZ, BOG)
AC8870, AC7711, AV0205, AV0214
23h 00min
Return
11/04/25
3 Stopovers (BOG, SJO, YYZ)
AV0215, AV0692, AV0626, AC8784
30h 02min
Air Canada, Avianca
$851
Washington-DC
San Juan (Puerto Rico)
Outbound
10/18/25
1 Stopover (MCO)
F94811, F91824
11h 41min
Return
11/17/25
1 Stopover (TPA)
F92215, F92954
13h 35min
Frontier Airlines
$267
Washington-DC
San Juan (Puerto Rico)
Outbound
09/23/25
1 Stopover (FLL)
B61979, B60991
14h 07min
Return
09/30/25
direct
B61348
03h 53min
JetBlue Airways ?
$271
Washington-DC
San Juan (Puerto Rico)
Outbound
10/18/25
1 Stopover (MCO)
F94811, F91824
11h 41min
Return
11/17/25
1 Stopover (TPA)
F92215, F92954
13h 35min
Frontier Airlines
$277
Washington-DC
San Juan (Puerto Rico)
Outbound
10/18/25
direct
B61347
03h 56min
Return
10/24/25
1 Stopover (JFK)
B60504, B61355
15h 29min
JetBlue Airways ?
$307
Washington-DC
San Juan (Puerto Rico)
Outbound
09/04/25
1 Stopover (MCO)
B62423, B60133
06h 14min
Return
09/28/25
1 Stopover (JFK)
B60504, B61355
15h 29min
JetBlue Airways ?
$311
Washington-DC
San Juan (Puerto Rico)
Outbound
10/09/25
direct
F92906
03h 52min
Return
11/01/25
1 Stopover (ATL)
F92871, F93692
08h 34min
Frontier Airlines ?
$315
Washington-DC
San Juan (Puerto Rico)
Outbound
09/04/25
1 Stopover (MIA)
AA0422, AA1329
07h 07min
Return
09/28/25
1 Stopover (JFK)
B62904, B61355
12h 44min
American Airlines ?
$354
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to San Juan (Puerto Rico)

Favorite airline: United Airlines
United Airlines is the most popular airline for flights from Washington-DC to San Juan (Puerto Rico).
United Airlines
57 %
Delta
20 %
American Airlines
13 %
Stopover flights are the cheapest connection
On this route, direct flights are $129.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
03h 54min
12h 23min
14h 45min
$482
$353
$495
The favorite connection is non-stop
Direct flights are especially popular on this route. 42 % of travelers will book a direct flight.
Route
bookings
Direct flights
03h 54min, from $482
42 %
1 stopover Houston - George Bush Intercontinental Airport, TX
12h 23min, from $353
29 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
09h 30min, from $536
17 %

Important flight information

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

Roundtrip from $204.12
Flight duration min. 03:46 / max. 09:15
Return flight duration min. 03:53/ max. 05:25
Distance 2513 km
Flights per week 22
Departure airport Airport Washington-DC (WAS)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
Alternative flights to San Juan (Puerto Rico)
Flight destinations with a similar price