Flight Routes from Washington DC to San Juan (Puerto Rico)

Trip type

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

Here you can compare cheap flights from Washington DC (IAD) 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
06/25/26
1 Stopover (MCO)
F94355, F94726
08h 28min
Return
06/30/26
1 Stopover (MCO)
F92981, F94230
10h 43min
Frontier Airlines ?
$392
Best option
Washington DC
San Juan (Puerto Rico)
Outbound
06/25/26
direct
UA2025
04h 00min
Return
06/30/26
direct
UA2022
04h 01min
United Airlines
$640
Washington DC
San Juan (Puerto Rico)
Outbound
06/25/26
2 Stopovers (ATL, MCO)
F94707, F93976, F94726
19h 56min
Return
06/30/26
1 Stopover (CLT)
AA3187, AA2953
12h 33min
Frontier Airlines ?
$515
Washington DC
San Juan (Puerto Rico)
Outbound
06/25/26
1 Stopover (DFW)
AA1906, AA0702
11h 40min
Return
06/30/26
1 Stopover (CLT)
AA0783, AA1450
08h 20min
American Airlines ?
$914
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
95 % of bookings on this flight route are made with United Airlines, Copa and Delta.
United Airlines
63 %
Copa
16 %
Delta
16 %
Stopover flights are the cheapest connection
On this route, direct flights are $ 7.00 more expensive than flights with a stopover.
non stop flight
1 stop
03h 54min
08h 36min
482 $
475 $
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 77 % of travelers will book a direct flight.
Route
bookings
Direct flights
03h 54min, from 482 $
77 %
1 stopover Houston - George Bush Intercontinental Airport, TX
11h 42min, from 512 $
15 %
1 stopover Charlotte Douglas International Airport, NC
08h 36min, from 475 $
8 %

Important flight information

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

Roundtrip from 391,20 $
Flight duration min. 03:46 / max. 05:20
Return flight duration min. 03:54/ max. 05:25
Distance 2537 km
Flights per week 11
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
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