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

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

All the information you need to plan the best WAS to SJU flight in 2021: compare Washington to San Juan flight prices with the expected peak season, weather and rainfall in San Juan.
WAS - PR1
Price
$209 - $496
PR1
Temperature
82.4 - 89.6 °F
PR1
Precipitation
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

$54

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

Travelers have found it’s best to book a flight 15 days in advance to save up to 4% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 15 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington to San Juan 1-2 weeks in advance for as low as $264, or $280 for flights within the next 24 hours.

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

Our data shows that August tends to be the cheapest month to fly to San Juan from Washington. Users have commonly found prices around $295 for the month, but tickets can be as low as $132. Due to multiple factors, prepare for potentially higher prices in December.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington to San Juan as you normally would.

Cheap flights from Washington to San Juan in September, October 2021

The best prices found for WAS to SJU flights for September, October
9 Oct - 16 Oct
$80pp
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
23 Oct - 26 Oct
$93pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
30 Sep - 3 Oct
$102pp
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

Washington to San Juan 2021 flight deals

Cheap flights to San Juan from Washington found for this year
9 Oct - 16 Oct
$80pp
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
1 Dec - 6 Dec
$84pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 13 Nov
$93pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
 
1 STOP
BWI
Baltimore/Washington

Non-stop flights to San Juan from Washington

Save time with Washington to San Juan direct flight deals
2 Nov - 9 Nov
$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
5 Nov - 9 Nov
$109pp
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
18 Oct - 21 Oct
$110pp
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
30 Sep - 3 Oct
$102pp
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
30 Sep - 5 Oct
$110pp
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
25 Sep - 29 Sep
$113pp
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

One-way flights to San Juan from Washington

The cheapest one-way flights from Washington to San Juan
10:43 am - 10:22 pm
Frontier
1 Stop
11h 39m
BWI - SJU
Frontier
$54
Kiwi.com
7:15 am - 10:01 pm
Multiple Airlines
1 Stop
14h 46m
IAD - SJU
Multiple Airlines
$55
Trip.com
9:06 am - 6:04 pm
Delta
1 Stop
8h 58m
DCA - SJU
Delta
$62
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Washington</span> to <span class="emphasized">San Juan</span> flights.

Flight FAQs

From Washington to San Juan

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.

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.

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 $80, 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 $119.

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.

What are the cheapest airlines flying from Washington to San Juan round-trip?

According to our current data, Spirit Airlines ($80), Frontier ($84), and Delta ($124) offers the cheapest pricing from Washington to San Juan. Spirit Airlines is priced at 72% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $41. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Washington to San Juan for a low price.

COVID Restrictions

View COVID Travel Restrictions for San Juan, Puerto Rico

Do I need a COVID test to fly to San Juan from Washington?

Information is based on travel restrictions from Washington to San Juan

Most visitors from Washington need to provide a negative COVID-19 test result and/or quarantine to enter San Juan.

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) test taken 72 hours before departing to San Juan.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering San Juan.

Documents
Travel Declaration Form - Must be completed prior to travel to Puerto Rico.


Do I need a test to fly back to Washington from San Juan?

Returning to Washington from San Juan

COVID-19 testing requirements
Visitors from San Juan must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington.

Quarantine requirements
Visitors from San Juan are not required to quarantine after entering Washington.

Hide COVID Travel Restrictions for San Juan, Puerto Rico

Destination information for San Juan

Things to know before you go - useful duration and weather info for your trip from Washington to San Juan.
Today's exchange rate
$1 = $1.00
Flight duration from Washington to San Juan
3h 50m
Average temperature for September in San Juan
89.6 °F
Avg rainfall for September in San Juan
5.7 ″

Airports servicing Washington

Reagan-National (DCA)

Airports servicing San Juan

San Juan Isla Grande (SIG)

Top 6 airlines flying from Washington to San Juan

The chart below displays the airlines Cheapflights users traveling from Washington to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$101 $294 No cancel fee 65%
Delta
$138 $315 No cancel fee N/A
American Airlines
$140 $422 No cancel fee 71%
United Airlines
$146 $429 No cancel fee 69%
Frontier
$154 $279 No cancel fee 62%
JetBlue
$193 $486 No cancel fee 62%

Hourly flight availability from Washington to San Juan

See what time of day planes typically take off from Washington towards 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
Weekly flight availability
from Washington to San Juan
See how many times per day planes take to the skies headed from Washington to San Juan.
Sunday
3 daily flights
Monday
3 daily flights
Tuesday
3 daily flights
Wednesday
3 daily flights
Thursday
3 daily flights
Friday
3 daily flights
Saturday
3 daily flights
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