San Juan

Cheap flights from Dulles Intl (IAD) to San Juan (undefined)

How to find the cheapest flight from Dulles Intl to San Juan

All the information you need to plan the best IAD to PR1 flight in 2022: compare Dulles Intl to San Juan flight prices with the expected peak season, weather and rainfall in San Juan.

IAD - PR1

Price

$298 - $603

PR1

Temperature

77 - 82.4 °F

PR1

Precipitation

2.2 - 6.1 inches

Popular in

December

High demand for flights, 40% potential price rise

Cheapest in

August

Best time to find cheap flights, 18% potential price drop

Round-trip from

$298

From Washington Dulles Intl to San Juan

One-way from

$177

One-way flight from Washington Dulles Intl to San Juan

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

To save on the cost of your flight from Washington Dulles Intl Airport to San Juan, book at least 15 days before your planned departure. Booking around this time can save you about 4% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $264 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $280.

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

August can be a great time to fly to San Juan from Washington Dulles Intl Airport with a flight ticket averaging about $295. Cheapflights users have found deals in the month of August for as cheap as $132. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Washington Dulles Intl Airport to San Juan (IAD - PR1)?

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

Cheap flights from Dulles Intl to San Juan in January, February 2022

The best prices found for IAD to San Juan flights for January, February
Feb 4 - Feb 7
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

10h 09m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

1 stop

11h 59m
$243

Spirit Airlines

View Deal

Deal found 19/1/22

Feb 5 - Feb 9
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

13h 03m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

16h 44m
$258

United Airlines

View Deal

Deal found 19/1/22

Feb 2 - Feb 9
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

12h 50m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

19h 34m
$261

United Airlines

View Deal

Deal found 18/1/22

Dulles Intl to San Juan 2022 flight deals

Cheap flights to San Juan from Dulles Intl found for this year
Feb 4 - Feb 7
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

10h 09m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

1 stop

11h 59m
$243

Spirit Airlines

View Deal

Deal found 19/1/22

Feb 5 - Feb 9
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

13h 03m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

16h 44m
$258

United Airlines

View Deal

Deal found 19/1/22

Feb 2 - Feb 9
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

12h 50m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

19h 34m
$261

United Airlines

View Deal

Deal found 18/1/22

Non-stop flights to San Juan from Dulles Intl

Save time with Dulles Intl to San Juan direct flight deals
Feb 1 - Feb 4
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 45m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

Nonstop

3h 53m
$280

United Airlines

View Deal

Deal found 18/1/22

Feb 11 - Feb 15
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 45m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

Nonstop

3h 53m
$300

United Airlines

View Deal

Deal found 20/1/22

Feb 8 - Mar 8
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 45m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

Nonstop

3h 53m
$316

United Airlines

View Deal

Deal found 18/1/22

Last minute flights from Dulles Intl to San Juan

Late deals on return flights to San Juan from Dulles Intl, departing today and this week
Jan 28 - Jan 31
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

9h 14m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

15h 14m
$273

United Airlines

View Deal

Deal found 18/1/22

Jan 28 - Feb 4
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 45m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

1 stop

10h 34m
$276

United Airlines

View Deal

Deal found 18/1/22

Jan 29 - Feb 15
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

16h 44m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington Dulles Intl

2 stops

14h 55m
$277

United Airlines

View Deal

Deal found 18/1/22

One-way flights to San Juan from Dulles Intl

The cheapest one-way flights from Dulles Intl to San Juan
Feb 5
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

13h 03m
$135

United Airlines

View Deal

Deal found 18/1/22

Feb 5
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

15h 43m
$136

United Airlines

View Deal

Deal found 18/1/22

Feb 3
IAD

Washington Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

2 stops

12h 50m
$138

United Airlines

View Deal

Deal found 18/1/22

Related info for your journey

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

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

United Airlines, Delta, and American 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 Dulles Intl Airport to San Juan for under $300 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl Airport to San Juan for under $300. The cheapest flight booked recently is on Spirit Airlines for just $243, but on average you can expect to pay $270.

Are there nonstop flights from Washington Dulles Intl Airport to San Juan for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington Dulles Intl Airport to San Juan under $300. A good price for a nonstop flight from Washington Dulles Intl Airport to San Juan is less than $345.

Are there last-minute flights available from Washington Dulles Intl Airport to San Juan for under $300?

There are currently 20+ open flights from Washington Dulles Intl Airport to San Juan within the next 7 days for less than $300.

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

Currently priced at $243, Spirit Airlines will fly you from Washington Dulles Intl Airport to San Juan and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $258 and $292, respectively. These flights start at 33% lower than the current average price 3 months from now.

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

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $135. American Airlines flights start at $143 while deals on Delta start at $181 one-way.

What are the most popular airlines that fly from Washington Dulles Intl Airport to San Juan?

When booking a flight from Washington Dulles Intl Airport to San Juan, you may want to consider flying on Major Airline, American Airlines or JetBlue as they are the most popular for this route.

What are the most reliable airlines from Washington Dulles Intl Airport to San Juan?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington Dulles Intl Airport to San Juan on time: Air Canada (81%), United Airlines (81%), Brussels Airlines (79%).

What are the cheapest flights from Washington Dulles Intl Airport to San Juan?

On average you can expect to pay $453 for a flight from Washington Dulles Intl Airport to San Juan. The cheapest flight overall is $139 while the most popular route, (Washington Dulles Intl - San Juan Luis Munoz Marin Intl) is currently priced at $277.

Can I fly to San Juan from Washington Dulles Intl right now?

Information is based on travel restrictions from Washington Dulles Intl to San Juan

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

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) test taken 72 for RT-PCR (NAAT) and 24 Antigen (quick-test) hours before departing to San Juan.

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

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


Can I fly back to Washington Dulles Intl from San Juan?

Returning to Washington Dulles Intl from San Juan

COVID-19 testing requirements
Visitors from San Juan must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington Dulles Intl.

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

Alternative routes for Dulles Intl to San Juan

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Dulles Intl to San Juan

The chart below displays the airlines Cheapflights users traveling from Dulles Intl to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Spirit Airlines
Cheapest$118
Average$308
FlexibilityNo cancel fee
On-time65%
COVID-19 safety
Delta
Cheapest$138
Average$350
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
Frontier
Cheapest$154
Average$279
FlexibilityNo cancel fee
On-time62%
COVID-19 safety
American Airlines
Cheapest$160
Average$489
FlexibilityNo cancel fee
On-time71%
COVID-19 safety
United Airlines
Cheapest$173
Average$494
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
JetBlue
Cheapest$194
Average$434
FlexibilityNo cancel fee
On-time62%
COVID-19 safety

Hourly flight availability from Dulles Intl to San Juan

See what time of day planes typically take off from Dulles Intl to San Juan
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Dulles Intl to San Juan

See how many times per day planes take to the skies headed from Dulles Intl to San Juan
Sunday0daily flights
Monday2daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday2daily flights
Friday2daily flights
Saturday2daily flights