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$84+ Cheap flights from Dulles Intl (IAD) to Puerto Rico

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SJU
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Dulles Intl to Puerto Rico

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Puerto Rico (PR0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Dulles Intl to Puerto Rico

Cheapest flights from Dulles Intl to Puerto Rico
Explore the most affordable flight options available from Dulles Intl to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1612:14 pmIAD - SJU
1 stop10h 45mFrontier
Wed 12/183:54 amSJU - IAD
1 stop28h 26mFrontier
Deal found 11/19$184
This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 12/116:00 amIAD - SJU
1 stop7h 14mDelta
Mon 12/167:10 amSJU - IAD
1 stop6h 45mDelta
Deal found 11/19$248
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/95:57 pmIAD - BQN
1 stop7h 51mFrontier
Wed 12/113:51 amBQN - IAD
1 stop14h 05mFrontier
Deal found 11/19$258
This eDestinos deal was found by Cheapflights users on 11/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/113:28 pmIAD - SJU
2 stops29h 21mMultiple Airlines
Tue 1/144:49 pmSJU - IAD
2 stops20h 23mMultiple Airlines
Deal found 11/19$268
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/116:00 amIAD - SJU
1 stop7h 40mUnited Airlines
Wed 12/185:50 pmSJU - IAD
Nonstop4h 00mUnited Airlines
Deal found 11/18$333
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Mon 12/98:50 amIAD - BQN
2 stops14h 07mUnited Airlines
Fri 12/131:09 amBQN - IAD
1 stop7h 10mUnited Airlines
Deal found 11/18$375
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/125:00 amIAD - SJU
1 stop14h 55mAmerican Airlines
Fri 12/134:45 pmSJU - IAD
1 stop16h 54mAmerican Airlines
Deal found 11/19$401
This United deal was found by Cheapflights users on 11/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/108:20 amIAD - MAZ
2 stops23h 54mMultiple Airlines
Thu 12/127:35 amMAZ - IAD
1 stop14h 15mMultiple Airlines
Deal found 11/18$482
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:30 amIAD - PSE
1 stop25h 58mFrontier
Sun 12/2912:08 pmPSE - IAD
1 stop20h 03mFrontier
Deal found 11/19$536
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/48:30 amIAD - CPX
1 stop24h 23mMultiple Airlines
Sun 12/88:20 amCPX - IAD
1 stop13h 30mMultiple Airlines
Deal found 11/19$1,053
This United deal was found by Cheapflights users on 11/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/245:35 pmIAD - VQS
1 stop23h 55mMultiple Airlines
Sun 12/298:30 amVQS - IAD
2 stops24h 04mMultiple Airlines
Deal found 11/19$1,228
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/56:00 amIAD - CPX
2 stops9h 51mUnited Airlines
Mon 12/910:13 amCPX - IAD
2 stops13h 35mUnited Airlines
Deal found 11/20$1,678

Find flights from Dulles Intl to Puerto Rico within your budget

Customize your flight search to find flights from Dulles Intl to Puerto Rico 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Thu 1/30

6:57 pm-1:58 pm

1 stop18h 01m

San Juan Luis Munoz Marin Intl

Sun 2/2

9:49 pm-5:05 pm

1 stop20h 16m

$183

Washington, D.C.Aguadilla

IAD - BQN

IADBQN

Washington, D.C. Dulles Intl

Sun 1/19

5:57 pm-2:46 am

1 stop7h 49m

Aguadilla Borinquen

Sat 1/25

3:51 am-4:57 pm

1 stop14h 06m

$188

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Mon 1/6

8:11 am-10:50 am

2 stops25h 39m

San Juan Luis Munoz Marin Intl

Fri 1/17

10:40 am-6:19 pm

1 stop8h 39m

$226

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Wed 12/11

6:00 am-5:15 pm

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Sat 12/14

7:10 am-12:55 pm

1 stop6h 45m

$248

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Wed 12/11

6:00 am-2:40 pm

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Thu 12/12

5:50 pm-8:50 pm

Nonstop4h 00m

$333

Washington, D.C.Aguadilla

IAD - BQN

IADBQN

Washington, D.C. Dulles Intl

Wed 1/22

8:25 am-11:57 pm

2 stops14h 32m

Aguadilla Borinquen

Thu 1/30

1:09 am-11:52 am

2 stops11h 43m

$354

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Fri 1/24

8:05 pm-11:45 am

1 stop14h 40m

San Juan Luis Munoz Marin Intl

Mon 1/27

8:05 am-11:58 pm

1 stop16h 53m

$389

Washington, D.C.Mayagüez

IAD - MAZ

IADMAZ

Washington, D.C. Dulles Intl

Tue 12/10

8:20 am-9:14 am

2 stops23h 54m

Mayagüez Eugenio M De Hostos

Thu 12/12

7:35 am-8:50 pm

1 stop14h 15m

$482

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Wed 12/25

8:30 am-11:28 am

1 stop25h 58m

Ponce Mercedita

Sun 12/29

12:08 pm-7:11 am

1 stop20h 03m

$536

Washington, D.C.Culebra

IAD - CPX

IADCPX

Washington, D.C. Dulles Intl

Thu 1/30

8:30 am-8:34 am

1 stop23h 04m

Culebra

Sun 2/2

5:41 pm-11:10 am

1 stop18h 29m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 25 results
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Best time to book a flight from Dulles Intl to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Dulles Intl 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 Dulles Intl to Puerto Rico

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

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Puerto Rico (average of $254). Flying from Washington, D.C. Dulles Intl Airport to Puerto Rico in March is currently the most expensive (average of $335). 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 IAD to PR?

Find hourly flight availability from Dulles Intl to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

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.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Puerto Rico

Explore weekly flight availability from Dulles Intl to Puerto Rico. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from IAD to PR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated November 20, 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Puerto Rico, such as Frontier, Delta and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Frontier
6.1
Okay
3,539 reviews
Southwest
8.1
Very good
5,014 reviews

Entertainment

7.7

Food

7.2

Overall

8.1

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

  • 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 Frontier ($84), Delta ($124), and American Airlines ($149).

  • 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 - Culebra or Washington, D.C. Dulles Intl - Aguadilla Borinquen.

  • 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 $166. On average you can expect to pay $1,021. The most popular route, (Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $177.

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

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Puerto Rico (average of $254). Flying from Washington, D.C. Dulles Intl Airport to Puerto Rico in March is currently the most expensive (average of $335). 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

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Alternative routes for Dulles Intl to Puerto Rico

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

Top 6 airlines flying from Dulles Intl to Puerto Rico

Discover the top 6 airlines that operate flights from Dulles Intl to Puerto Rico. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$96Average$262FlexibilityNo cancel feeOn-time65%
FrontierCheapest$108Average$317FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$151Average$375FlexibilityNo cancel feeOn-time62%
DeltaCheapest$258Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$307Average$527FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$346Average$897FlexibilityNo cancel feeOn-time71%
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