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Luis Munoz Marin Intl

$64+ Cheap flights from Washington, D.C. (WAS) to Luis Munoz Marin Intl (SJU)

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJU
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to San Juan Luis Munoz Marin Intl are usually found in March or September, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Washington, D.C. to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Luis Munoz Marin Intl (SJU). 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$138
(Cheapflightsfares)

One-way from

$64
(eDestinos)

Popular in

December

Cheapest in

March

Average price

$385

Good round-trip deal

$196 or less

Good one-way deal

$93 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San Juan Luis Munoz Marin Intl flights.
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From Washington, D.C. (WAS) to San Juan Luis Munoz Marin Intl
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One-way flight from Washington, D.C. (WAS) to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to San Juan Luis Munoz Marin Intl.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to San Juan Luis Munoz Marin Intl.
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Find flight deals from Washington, D.C. to Luis Munoz Marin Intl

Cheapest flights from Washington, D.C. to Luis Munoz Marin Intl
Explore the most affordable flight options available from Washington, D.C. to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/39:50 pmBWI - SJU
Nonstop3h 43mSpirit Airlines
Sat 5/101:39 pmSJU - BWI
Nonstop4h 01mSpirit Airlines
Deal found 4/16$137
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2512:10 pmIAD - SJU
Nonstop3h 52mFrontier
Thu 5/297:20 amSJU - IAD
Nonstop3h 55mFrontier
Deal found 4/17$157
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:00 amBWI - SJU
Nonstop3h 47mMultiple Airlines
Fri 5/161:39 pmSJU - BWI
Nonstop4h 01mMultiple Airlines
Deal found 4/16$166
This Frontier deal was found by Cheapflights users on 4/15. 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 5/1611:00 amBWI - SJU
Nonstop3h 47mFrontier
Fri 5/232:25 pmSJU - BWI
Nonstop4h 00mFrontier
Deal found 4/15$198
This Delta deal was found by Cheapflights users on 4/16. 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.
Sun 5/2510:20 amDCA - SJU
1 stop9h 28mDelta
Fri 5/307:00 amSJU - DCA
1 stop11h 07mDelta
Deal found 4/16$225
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 5/256:00 amDCA - SJU
1 stop8h 40mAmerican Airlines
Sat 5/316:10 amSJU - DCA
1 stop10h 18mAmerican Airlines
Deal found 4/17$245
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/76:45 amBWI - SJU
2 stops13h 53mUnited Airlines
Sat 5/107:00 amSJU - BWI
2 stops14h 37mUnited Airlines
Deal found 4/16$255
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/155:26 pmIAD - SJU
1 stop7h 28mMultiple Airlines
Thu 5/227:20 amSJU - IAD
Nonstop3h 55mMultiple Airlines
Deal found 4/15$259
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 7/65:28 pmIAD - SJU
Nonstop3h 56mUnited Airlines
Thu 7/103:56 pmSJU - IAD
1 stop8h 34mUnited Airlines
Deal found 4/16$273
This Delta deal was found by Cheapflights users on 4/16. 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.
Sun 5/256:00 amIAD - SJU
1 stop6h 45mDelta
Fri 5/301:55 pmSJU - IAD
1 stop8h 59mDelta
Deal found 4/16$285
This Southwest deal was found by Cheapflights users on 4/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/69:05 pmBWI - SJU
Nonstop4h 05mSouthwest
Thu 7/105:00 amSJU - BWI
2 stops8h 25mSouthwest
Deal found 4/16$286
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 5/307:00 amDCA - SJU
1 stop6h 45mUnited Airlines
Tue 6/31:25 pmSJU - DCA
1 stop8h 13mUnited Airlines
Deal found 4/17$295

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Luis Munoz Marin 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Washington, D.C.

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Sat 5/3

9:50 pm-1:33 am

Nonstop3h 43m

San Juan Luis Munoz Marin Intl

Sat 5/10

1:39 pm-5:40 pm

Nonstop4h 01m

$137

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 5/25

12:10 pm-4:02 pm

Nonstop3h 52m

San Juan Luis Munoz Marin Intl

Thu 5/29

7:20 am-11:15 am

Nonstop3h 55m

$157

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Fri 5/9

11:00 am-2:47 pm

Nonstop3h 47m

San Juan Luis Munoz Marin Intl

Fri 5/16

1:39 pm-5:40 pm

Nonstop4h 01m

$166

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Fri 5/16

11:00 am-2:47 pm

Nonstop3h 47m

San Juan Luis Munoz Marin Intl

Fri 5/23

2:25 pm-6:25 pm

Nonstop4h 00m

$198

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sun 5/25

10:20 am-7:48 pm

1 stop9h 28m

San Juan Luis Munoz Marin Intl

Fri 5/30

7:00 am-6:07 pm

1 stop11h 07m

$225

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sun 5/25

6:00 am-2:40 pm

1 stop8h 40m

San Juan Luis Munoz Marin Intl

Sat 5/31

6:10 am-4:28 pm

1 stop10h 18m

$245

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Wed 5/7

6:00 am-3:40 pm

1 stop9h 40m

San Juan Luis Munoz Marin Intl

Sat 5/10

7:00 am-4:17 pm

1 stop9h 17m

$255

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Thu 5/15

5:26 pm-12:54 am

1 stop7h 28m

San Juan Luis Munoz Marin Intl

Thu 5/22

7:20 am-11:15 am

Nonstop3h 55m

$259

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 7/6

5:28 pm-9:24 pm

Nonstop3h 56m

San Juan Luis Munoz Marin Intl

Thu 7/10

3:56 pm-12:30 am

1 stop8h 34m

$273

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 5/25

6:00 am-12:45 pm

1 stop6h 45m

San Juan Luis Munoz Marin Intl

Thu 5/29

1:55 pm-10:54 pm

1 stop8h 59m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 35 results
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Compare providers for flights from Washington, D.C. to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Luis Munoz Marin Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Luis Munoz Marin Intl. Price data was last updated on April 11, 2025.

Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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 WAS to SJU?

Find hourly flight availability from Washington, D.C. to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Luis Munoz Marin Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport

Explore weekly flight availability from Washington, D.C. to Luis Munoz Marin Intl. 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 April 17, 2025.

The most flights from WAS to SJU are scheduled on a Monday (3 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin 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 Luis Munoz Marin Intl. Reviews last updated April 17, 2025.
See what other customers who have flown with Southwest, Delta and Avelo Airlines from Washington, D.C. to San Juan have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,916 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Avelo Airlines
7.5
Good
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,280 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Luis Munoz Marin Intl. 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 flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $138. Additional round-trip tickets that might be worth considering are offered by Frontier and United Airlines, with the lowest prices starting at $157 and $225, respectively. Spirit Airlines is 61% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $64. Frontier flights start at $83 while deals on United Airlines start at $108 one-way.

  • What are the most popular routes from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    The most popular flight routes from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport are Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl, Baltimore/Washington - San Juan Luis Munoz Marin Intl and Washington, D.C. Reagan-National - San Juan Luis Munoz Marin Intl.

  • What are the most reliable airlines from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport consider choosing Air Canada (84%), United Airlines (84%) or Brussels Airlines (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Looking for the cheapest flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport? While on average our users pay $939, our data indicates the cheapest price to be $90. The most popular route (Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl), is priced around $202.

  • Where are the most common layover locations when flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Flights departing from Washington, D.C. and landing in San Juan Luis Munoz Marin Intl Airport layover in Orlando most frequently.

  • What are some popular things to do or see while on a layover in Orlando?

    Orlando travelers tend to visit Walt Disney World Resort, Universal Orlando Resort, and International Drive more than anywhere else. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be accessed by traveling approximately 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Travelers can rent a car at Orlando for an average daily rate of $27 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights have a layover in Fort Lauderdale least often.

  • Can I find deals for flights from Washington, D.C. to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Washington, D.C. to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Luis Munoz Marin 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.

  • What is the cheapest month to book a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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 Washington, D.C. to Luis Munoz Marin Intl

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

Top 7 airlines flying from Washington, D.C. to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from Washington, D.C. to Luis Munoz Marin 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$68Average$252FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$96Average$273FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$167Average$388FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$199Average$458FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$224Average$537FlexibilityNo cancel feeOn-time71%
DeltaCheapest$239Average$389FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$322Average$488FlexibilityNo cancel feeOn-time63%

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