Cheap flights from Dulles Intl (IAD) to Puerto Rico

IAD — SJU
May 24 — May 311

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Puerto Rico?

Find a great deal and save up to 4% by booking at least 15 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Dulles Intl Airport to Puerto Rico within the next two weeks, with the cheapest ticket starting at $264.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Puerto Rico?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Puerto Rico. Flights to Puerto Rico from Washington, D.C. Dulles Intl Airport in August are about $295 on average during August, but can be found for as low as $132.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Puerto Rico (IAD - PR)?

When flying from Washington, D.C. Dulles Intl Airport to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Dulles Intl to Puerto Rico in May, June 2022

The best prices found for IAD to Puerto Rico flights for May, June
Jun 3 - Jun 10
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 59m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

8h 48m
$399

United Airlines

View Deal

Deal found 18/5/22

Jun 3 - Jun 10
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 59m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

8h 48m
$411

United Airlines

View Deal

Deal found 17/5/22

May 31 - Jun 10
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

5h 52m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

8h 48m
$415

United Airlines

View Deal

Deal found 17/5/22

Dulles Intl to Puerto Rico 2022 flight deals

Cheap flights to Puerto Rico from Dulles Intl found for this year
Oct 31 - Nov 5
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 46m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 52m
$284

United Airlines

View Deal

Deal found 17/5/22

Sep 25 - Sep 29
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

15h 21m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 52m
$287

Multiple Airlines

View Deal

Deal found 16/5/22

Sep 23 - Sep 27
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 56m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

8h 47m
$289

Multiple Airlines

View Deal

Deal found 17/5/22

Cheap American Airlines flights from Dulles Intl to Puerto Rico

Sep 5 - Sep 8
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

23h 00m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

15h 42m
$329

American Airlines

View Deal

Deal found 18/5/22

Sep 21 - Sep 22
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

7h 45m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

15h 42m
$332

American Airlines

View Deal

Deal found 16/5/22

Sep 5 - Sep 8
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

15h 14m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

15h 42m
$352

American Airlines

View Deal

Deal found 16/5/22

Cheap United Airlines flights from Dulles Intl to Puerto Rico

Oct 31 - Nov 5
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 46m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 52m
$284

United Airlines

View Deal

Deal found 17/5/22

Sep 25 - Sep 30
IAD

Washington, D.C. Dulles Intl

BQN

Aguadilla Borinquen

1 stop

11h 18m
BQN

Aguadilla Borinquen

IAD

Washington, D.C. Dulles Intl

1 stop

6h 04m
$293

United Airlines

View Deal

Deal found 18/5/22

Sep 11 - Sep 16
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

11h 20m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

2 stops

20h 15m
$331

United Airlines

View Deal

Deal found 17/5/22

Non-stop flights to Puerto Rico from Dulles Intl

Save time with Dulles Intl to Puerto Rico direct flight deals
Oct 31 - Nov 5
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 46m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 52m
$284

United Airlines

View Deal

Deal found 17/5/22

Sep 21 - Sep 22
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 56m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 52m
$331

United Airlines

View Deal

Deal found 16/5/22

Oct 22 - Oct 29
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

4h 00m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 47m
$345

United Airlines

View Deal

Deal found 17/5/22

Last minute flights from Dulles Intl to Puerto Rico

Late deals on return flights to Puerto Rico from Dulles Intl, departing today and this week
May 24 - May 27
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 53m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

3 stops

29h 01m
$476

Multiple Airlines

View Deal

Deal found 17/5/22

May 29 - Jun 2
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 53m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

Nonstop

3h 53m
$495

United Airlines

View Deal

Deal found 16/5/22

May 28 - Jun 8
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 53m
SJU

San Juan Luis Munoz Marin Intl

IAD

Washington, D.C. Dulles Intl

1 stop

8h 48m
$498

United Airlines

View Deal

Deal found 17/5/22

One-way flights to Puerto Rico from Dulles Intl

The cheapest one-way flights from Dulles Intl to Puerto Rico
Aug 13
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

Nonstop

3h 59m
$142

United Airlines

View Deal

Deal found 17/5/22

Sep 10
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

7h 45m
$145

American Airlines

View Deal

Deal found 19/5/22

Sep 19
IAD

Washington, D.C. Dulles Intl

SJU

San Juan Luis Munoz Marin Intl

1 stop

10h 56m
$147

Delta

View Deal

Deal found 17/5/22

Related info for your journey

Useful info, stats and facts about Dulles Intl to Puerto Rico flights.

Which airlines flying from Washington, D.C. Dulles Intl to Puerto Rico have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington, D.C. Dulles Intl to Puerto Rico have new flexible policies in place due to COVID-19. United Airlines, Spirit Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Washington, D.C. Dulles Intl Airport to Puerto Rico for under $300 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Puerto Rico for under $300. The cheapest flight booked recently is on United Airlines for just $284, but on average you can expect to pay $317.

Are there nonstop flights from Washington, D.C. Dulles Intl Airport to Puerto Rico for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington, D.C. Dulles Intl Airport to Puerto Rico under $300. A good price for a nonstop flight from Washington, D.C. Dulles Intl Airport to Puerto Rico is less than $388.

Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Puerto Rico for under $500?

There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Puerto Rico within the next 7 days for less than $500.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Puerto Rico one-way?

The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Puerto Rico are United Airlines ($142), American Airlines ($145), and Delta ($147).

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Puerto Rico?

The most popular route from Washington, D.C. Dulles Intl Airport to Puerto Rico is Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl. You may also consider Washington, D.C. Dulles Intl - Vieques or Washington, D.C. Dulles Intl - Mayagüez Eugenio M De Hostos.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Puerto Rico?

Before booking your flight from Washington, D.C. Dulles Intl Airport to Puerto Rico check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Puerto Rico?

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, D.C. Dulles Intl Airport to Puerto Rico on time: Air Canada (87%), United Airlines (81%), Brussels Airlines (67%).

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Puerto Rico?

The cheapest flight price from Washington, D.C. Dulles Intl Airport to Puerto Rico is $18. On average you can expect to pay $663. The most popular route, (Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $284.

Destination points for flights from Dulles Intl to Puerto Rico

Select to see more specific information for flights from Dulles Intl to all places in Puerto Rico

Top 5 airlines flying from Dulles Intl to Puerto Rico

The chart below displays the airlines Cheapflights users traveling from Dulles Intl to Puerto Rico choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$15Average$22FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
DeltaCheapest$104Average$329FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
FrontierCheapest$112Average$380FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Spirit AirlinesCheapest$142Average$251FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
American AirlinesCheapest$153Average$377FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Hourly flight availability from Dulles Intl to Puerto Rico

See what time of day planes typically take off from Dulles Intl to Puerto Rico
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