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Cheap flights from Washington (WAS) to San Juan (SJU)

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The best prices from Washington to San Juan are usually found in August or July, booked 17 days in advance, depart on a Tuesday or Monday and return on a Thursday

How to find the cheapest flight from
Washington (WAS) to San Juan (SJU)

WAS - PR1
Price
$209 - $496
PR1
Temperature
82.4 - 89.6 °F
PR1
Rainfall
1.3 - 5.8 inches

Popular in

December

High demand for flights, 41% potential price rise

Cheapest in

August

Best time to find cheap flights, 29% potential price drop

Round-trip from

$209

From Washington to San Juan

One-way from

$48

One-way flight from Washington to San Juan

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington to San Juan?

Thursday flights are generally found to be more expensive for flights from Washington to San Juan. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Juan.

How far in advance should I book a flight from Washington to San Juan?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 41 days in advance, which can save you up to 11% on flights from Washington to San Juan compared to booking the week you need them. Waiting 41 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $380. For sooner than that we have options available in the next 3 days from $415.

What is the cheapest month to fly from Washington to San Juan?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to San Juan. Flights to San Juan from Washington in September are about $380 on average during September, but can be found for as low as $194.

When is the cheapest time to fly from Washington to San Juan (WAS - PR1)?

A simple way to save on the total cost of your ticket is to fly from Washington to San Juan at noon. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight in the morning.

Cheap flights from Washington to San Juan in October, November 2020

The best prices found for WAS to SJU flights for October, November
16 Nov - 19 Nov
$92pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
16 Nov - 19 Nov
$95pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
9 Nov - 14 Nov
$96pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington

Washington to San Juan 2020 flight deals

Cheap flights to San Juan from Washington found for this year
16 Nov - 19 Nov
$92pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
5 Dec - 7 Dec
$94pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
16 Nov - 19 Nov
$95pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington

Non-stop flights to San Juan from Washington

Save time with Washington to San Juan direct flight deals
5 Dec - 7 Dec
$94pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
3 Dec - 8 Dec
$96pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
4 Dec - 6 Dec
$97pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington

Last minute flights from Washington to San Juan

Late deals on round-trip flights to San Juan from Washington, departing today and this week
6 Nov - 11 Nov
$119pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 11 Nov
$120pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
1 Nov - 12 Nov
$130pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

One-way flights to San Juan from Washington

The cheapest one-way flights from Washington to San Juan
3:30 am - 8:23 am
Spirit Airlines
Nonstop
3h 53m
BWI - SJU
Spirit Airlines
$48
FlyFar
3:30 am - 8:23 am
Spirit Airlines
Nonstop
3h 53m
BWI - SJU
Spirit Airlines
$49
FlightNetwork
11:41 am - 4:27 pm
Spirit Airlines
Nonstop
3h 46m
BWI - SJU
Spirit Airlines
$50
KAYAK

Related info for your journey

Useful info, stats and facts about Washington to San Juan flights.

Flight FAQs

From Washington to San Juan

Are flight prices decreasing from Washington to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington to San Juan to control the spread of COVID-19?

New policies can now be found on JetBlue, Southwest, and Delta to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Washington to San Juan. Policies will vary by airline.

Which airlines flying from Washington to San Juan have flexible cancellations due to COVID-19?

Spirit Airlines, JetBlue, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Washington to San Juan for under $100 on Cheapflights?

Yes, there are multiple flights from Washington to San Juan for under $100. The cheapest flight booked recently is on Spirit Airlines for just $92, but on average you can expect to pay $104.

Are there nonstop flights from Washington to San Juan for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington to San Juan under $100. A good price for a nonstop flight from Washington to San Juan is less than $108.

Are there last-minute flights available from Washington to San Juan for under $200?

There are currently 20+ open flights from Washington to San Juan within the next 7 days for less than $200.

How many flights depart from Washington to San Juan on average per day?

2 flight departures from Washington to San Juan per day on average.
Morning (6am - Noon) - 100% of flight departures

Is Washington weather warmer or cooler than San Juan?

Temperatures around the 90 °F's can be experienced in June. The weather in San Juan is hotter than in Washington. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Washington to San Juan?

For as low as $241, JetBlue can have you in San Juan from Washington in 3h 36m. Washington and San Juan are separated by a distance of 1566 mi. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from Washington to San Juan round-trip?

Cheapflights users have booked flights from Washington to San Juan round-trip from $92. Spirit Airlines is 68% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Washington to San Juan one-way?

The cheapest airlines for a one-way flight from Washington to San Juan are Spirit Airlines ($48) and Frontier ($70).

Destination information for San Juan

Things to know before you go. Useful info for your trip from Washington to San Juan
Today's exchange rate
$1 = $1.00
Flight duration
3h 53m
Average temperature for October in San Juan
87.8 °F
Avg rainfall for October in San Juan
5.8 ″

Airports servicing Washington

Reagan National (DCA)

Airports servicing San Juan

San Juan Isla Grande (SIG)

Hourly flight availability from Washington to San Juan

Morning 6 AM to noon 100% of WAS to SJU departures
Early morning Midnight to 6 AM 0% of WAS to SJU departures
Afternoon Noon to 6 PM 0% of WAS to SJU departures
Evening 6 PM to midnight 0% of WAS to SJU departures
Midnight
6 AM
Noon
6 PM
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