HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$57+ Cheap flights from Puerto Rico to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — IAD
Nov 8 — Nov 151
Fri 11/8
Fri 11/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Dulles Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Puerto Rico to Dulles Intl

Cheapest flights from Puerto Rico to Dulles Intl
Explore the most affordable flight options available from Puerto Rico to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2024.

This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2011:30 amSJU - IAD
1 stop10h 35mFrontier
Fri 1/39:55 pmIAD - SJU
1 stop11h 40mFrontier
Deal found 11/2$188
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:25 pmSJU - IAD
1 stop7h 13mDelta
Tue 12/314:15 pmIAD - SJU
1 stop9h 03mDelta
Deal found 11/2$246
This United Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:50 pmSJU - IAD
Nonstop4h 00mUnited Airlines
Mon 12/98:30 amIAD - SJU
Nonstop3h 47mUnited Airlines
Deal found 11/1$285
This FlightHub deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/233:52 amBQN - IAD
1 stop28h 48mFrontier
Tue 12/318:05 amIAD - BQN
1 stop17h 38mFrontier
Deal found 11/2$307
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/219:00 amSJU - IAD
1 stop9h 18mAmerican Airlines
Sun 11/2410:59 amIAD - SJU
1 stop8h 54mAmerican Airlines
Deal found 11/2$359
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/61:09 amBQN - IAD
2 stops16h 06mUnited Airlines
Tue 11/128:35 amIAD - BQN
2 stops14h 22mUnited Airlines
Deal found 11/2$439
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/209:13 pmSJU - IAD
3 stops39h 22mMultiple Airlines
Mon 1/612:55 pmIAD - SJU
3 stops30h 27mMultiple Airlines
Deal found 11/2$448
This KAYAK deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/235:08 pmPSE - IAD
1 stop15h 07mFrontier
Thu 1/28:30 amIAD - PSE
1 stop26h 43mFrontier
Deal found 11/2$724

Find flights from Puerto Rico to Dulles Intl within your budget

Customize your flight search to find flights from Puerto Rico to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated November 3, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PonceWashington, D.C.

PSE - IAD

PSEIAD

Ponce Mercedita

Tue 2/25

11:23 am-5:15 pm

1 stop6h 52m

$57

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Mon 12/9

7:10 am-12:55 pm

1 stop6h 45m

$123

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Wed 12/4

5:50 pm-8:50 pm

Nonstop4h 00m

$143

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Wed 11/20

8:05 pm-8:35 pm

2 stops25h 30m

$161

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Sat 12/21

3:54 am-7:11 am

1 stop28h 17m

$112

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Tue 2/4

6:15 am-7:35 pm

2 stops14h 20m

$321

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Thu 12/5

3:36 pm-9:43 pm

3 stops31h 07m

$380

AguadillaWashington, D.C.

BQN - IAD

BQNIAD

Aguadilla Borinquen

Fri 11/8

1:09 am-4:15 pm

2 stops16h 06m

$207

AguadillaWashington, D.C.

BQN - IAD

BQNIAD

Aguadilla Borinquen

Sun 1/5

7:00 pm-7:11 am

1 stop13h 11m

$449

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 12/20

11:30 am-9:05 pm

1 stop10h 35m

Washington, D.C. Dulles Intl

Fri 1/3

9:55 pm-10:35 am

1 stop11h 40m

$188

Flights are sorted by cheapest first

Deals found on 11/2

Showing 1-10 of 17 results
1
2

Best time to book a flight from Puerto Rico to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Puerto Rico to Dulles Intl

Get recent, data-driven insights about flights from Puerto Rico to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, December is the cheapest month in which you can book a flight from Puerto Rico to Washington, D.C. Dulles Intl Airport (average of $298). Flying from Puerto Rico to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PR to IAD?

Find hourly flight availability from Puerto Rico to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2024.

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

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated November 3, 2024.
Peruse reviews from past customers who have flown with Frontier, American Airlines and Delta from Puerto Rico to Washington, D.C. to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,428 reviews
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,826 reviews
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,238 reviews
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Frontier
6.1
Okay
3,576 reviews
Alaska Airlines
8.0
Very good
9,428 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Puerto Rico to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from Puerto Rico to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on Frontier for just $116, but on average you can expect to pay $354.

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

    Cheapflights has at least 1 direct flight from Puerto Rico to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from Puerto Rico to Washington, D.C. Dulles Intl Airport is less than $285.

  • Are there last-minute flights available from Puerto Rico to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 6+ open flights from Puerto Rico to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

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

    The cheapest airlines for a one-way flight from Puerto Rico to Washington, D.C. Dulles Intl Airport are Frontier ($57), Delta ($123), and United Airlines ($143).

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

    While some choose either Aguadilla Borinquen - Washington, D.C. Dulles Intl or Culebra - Washington, D.C. Dulles Intl, San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl is the most popular route from Puerto Rico to Washington, D.C. Dulles Intl Airport.

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

    The cheapest flight price from Puerto Rico to Washington, D.C. Dulles Intl Airport is $171. On average you can expect to pay $754. The most popular route, (San Juan Luis Munoz Marin Intl - Washington, D.C. Dulles Intl), can usually be booked for $146.

  • What does SJU to IAD mean?

    Great question - SJU to IAD just means San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights! Aguadilla Borinquen Airport (BQN), Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Puerto Rico to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Puerto Rico to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Puerto Rico to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Puerto Rico to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Puerto Rico to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Dulles Intl.

  • Can I find deals for business class flights from Puerto Rico to Dulles Intl?

    Yes. Cheapflights offers flight deals from Puerto Rico to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Puerto Rico to Dulles Intl that allow pets onboard?

    Many airlines flying from Puerto Rico to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Puerto Rico to Dulles Intl?

    Yes, you can often find last-minute deals on Puerto Rico to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Puerto Rico to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Puerto Rico to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 11/2.

  • What is the cheapest month to book a flight from Puerto Rico to Washington, D.C. Dulles Intl Airport?

    Currently, December is the cheapest month in which you can book a flight from Puerto Rico to Washington, D.C. Dulles Intl Airport (average of $298). Flying from Puerto Rico to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Dulles Intl flights
Luis Munoz Marin Intl to Baltimore flights
Luis Munoz Marin Intl to Reagan-National flights
Santo Domingo to Dulles Intl flights
Kingston to Reagan-National flights
Santo Domingo to Baltimore flights
Kingston to Dulles Intl flights
Punta Cana to Dulles Intl flights
Santo Domingo to Reagan-National flights
Port of Spain to Dulles Intl flights
Kingston to Baltimore flights
Montego Bay to Baltimore flights
Oranjestad to Dulles Intl flights
Montego Bay to Dulles Intl flights
Port of Spain to Reagan-National flights
Punta Cana to Baltimore flights
Nassau to Reagan-National flights
Port of Spain to Baltimore flights
Christiansted to Dulles Intl flights
Oranjestad to Baltimore flights
Nassau to Dulles Intl flights
Aguadilla to Reagan-National flights
Oranjestad to Reagan-National flights
Santiago de los Caballeros to Dulles Intl flights
Christiansted to Baltimore flights
Santiago de los Caballeros to Baltimore flights
Punta Cana to Reagan-National flights
Santiago de los Caballeros to Reagan-National flights
Saint Thomas Island to Dulles Intl flights
Port Au Prince to Reagan-National flights
Christiansted to Reagan-National flights
Montego Bay to Reagan-National flights
Nassau to Baltimore flights
Aguadilla to Baltimore flights
Simpson Bay to Dulles Intl flights
Bridgetown to Dulles Intl flights
Aguadilla to Dulles Intl flights
Willemstad to Dulles Intl flights
Saint Thomas Island to Baltimore flights
George Town to Dulles Intl flights
Port Au Prince to Dulles Intl flights
Ponce to Reagan-National flights
Bridgetown to Reagan-National flights
Saint Thomas Island to Reagan-National flights
Port Au Prince to Baltimore flights
St. George's to Reagan-National flights
Simpson Bay to Baltimore flights
Bridgetown to Baltimore flights
Castries to Reagan-National flights
Providenciales to Dulles Intl flights

Top 2 airlines flying from Puerto Rico to Dulles Intl

Discover the top 2 airlines that operate flights from Puerto Rico to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated November 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$269Average$334FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$448FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines