WAS - SJU

$64 Find Cheap Flights from Washington, D.C. to San Juan - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$211
Typical prices: $341-$574
Frontier
Sun 11/4Fri 11/9
BWI - SJU • 1 stop
Cheapest non-stop
$211
Typical prices: $349-$587
JetBlue, Frontier
Sat 11/17Sat 11/24
BWI - SJU • Non-stop
Nonstop flights
You can fly direct with United Airlines, JetBlue and Frontier. Average duration is 3h 53m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 4% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 81% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 6% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 20% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $270 (round-trip)
Shortest trip • 7h 01m (one-way)
Insights
Insights
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We hope you love your trip to San Juan Luis Munoz Marin Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Washington, D.C. to San Juan (WAS-SJU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to San Juan

Wed, Nov 4 - Mon, Nov 9
Frontier Logo
1:56 pm - 1:25 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
22h 29m1 stop Fort Lauderdale
Frontier Logo
3:55 am - 2:08 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
11h 13m1 stop Orlando
$211Frontier
Sun, Oct 25 - Wed, Oct 28
Frontier Logo
9:21 pm - 1:17 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 56mnonstop
Frontier Logo
4:52 pm - 10:24 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
17h 32m1 stop Miami
$211Frontier
Thu, Nov 19 - Tue, Nov 24
Multiple Airlines Logo
4:50 pm - 9:40 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 50mnonstop
Multiple Airlines Logo
6:00 am - 9:12 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 12mnonstop
$211Multiple Airlines
Thu, Nov 12 - Tue, Nov 24
Multiple Airlines Logo
5:16 pm - 10:07 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 51mnonstop
Multiple Airlines Logo
6:00 am - 9:12 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 12mnonstop
$211Multiple Airlines
Sun, Nov 22 - Tue, Dec 1
JetBlue Logo
6:00 am - 2:29 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
7h 29m1 stop Fort Lauderdale
JetBlue Logo
6:45 am - 2:35 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
8h 50m1 stop Fort Lauderdale
$214JetBlue
Fri, Nov 6 - Fri, Nov 13
JetBlue Logo
3:40 pm - 11:05 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
6h 25m1 stop Fort Lauderdale
JetBlue Logo
8:58 am - 2:50 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
6h 52m1 stop Fort Lauderdale
$214JetBlue
Tue, Jan 12 - Tue, Jan 12
United Airlines Logo
6:00 am - 4:36 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
9h 36m1 stop Houston George Bush Intcntl
United Airlines Logo
2:05 am - 2:24 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
13h 19m2 stops Newark Chicago O'Hare Intl
$243United Airlines
Fri, Feb 19 - Tue, Feb 23
American Airlines Logo
5:00 am - 11:45 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
5h 45m1 stop Charlotte Douglas
American Airlines Logo
10:28 am - 6:21 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
8h 53m1 stop Miami
$248American Airlines
Mon, Feb 22 - Tue, Mar 2
American Airlines Logo
7:00 pm - 6:07 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
10h 07m1 stop Dallas/Fort Worth
American Airlines Logo
8:00 am - 6:21 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
11h 21m1 stop Miami
$248American Airlines
Thu, Oct 29 - Tue, Nov 3
United Airlines Logo
6:10 am - 8:24 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
14h 14m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
7:40 am - 7:09 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
12h 29m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$254United Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

Round-trip flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport typically range from $341 to $574. The lowest price found in the past 5 days was $211, on Frontier.

What is the cheapest Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flight route?

There's little price difference between Washington, D.C. to San Juan Luis Munoz Marin Intl Airport routes. They average around $445 round-trip, based on KAYAK data over the past 12 months.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport. It’s 10% cheaper than the average day, while Thursday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

•February is the cheapest month to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport at $355 round-trip.
•July ($506) and June ($505) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 42% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport are cheapest 14 weeks before departure. Booking in this window typically costs about 6% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Washington, D.C. to San Juan

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on JetBlue

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Ramsey Qubein

Ramsey Qubein

Expert on DCA

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Gabriel Leigh

Gabriel Leigh

Expert on SJU

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Key details for Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights

Low season

September

Cheapest flight

$74
Beat the crowds with an average 63% drop in travelers.
The most popular month to fly with an average 11% increase in travelers.
One-way flight from Baltimore to San Juan Luis Munoz Marin Intl Airport

When to book flights from Washington, D.C. to San Juan

Are your dates flexible? Find out the best times to travel from Washington, D.C. to San Juan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

    These are the earliest and latest flight times available from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport:

    • Earliest: departs at 8:00 am and lands at 11:53 am
    • Latest: departs at 5:29 pm and lands at 9:22 pm.

    The flight takes about 3h 53m.

  • What cabin classes can I book on flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Four cabin classes are available on flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    A nonstop flight from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport takes 3h 53m, covering 1,560 miles.

  • Do I need a passport to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flight?

    Round-trip flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport range from $341 to $574, with an average of $446 over the past 12 months. Anything below $341 counts as a good deal.

  • How expensive are last-minute Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) are 1% below the route average of $446. Booking late can sometimes save you money, but inventory is limited.

  • How much can I save by taking a layover when flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $270 round-trip via Philadelphia (PHL), compared to $460 for nonstop.

  • How does on-time performance compare across airlines flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    United Airlines is slightly above the route average for timely arrivals, while JetBlue has a lower on-time arrival rate. On-time arrival rates on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights are:

    • United Airlines: 81% on time
    • JetBlue: 76% on time
    • Frontier: 61% on time

    Overall, flights on this route are punctual 78% of the time on average.

  • What is the standard checked-bag allowance on flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport spread across the day?

    Morning is the busiest departure period on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights, with 67% of flights leaving in that window. Evening departures account for 33%, afternoon flights for 0%, and night flights for 0%.

  • Have flight prices from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $211 to $1,970. That means the highest observed fare was about 9x higher than the lowest one.

  • Which airlines offer Wi-Fi on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    JetBlue is the only airline on the Washington, D.C. to San Juan Luis Munoz Marin Intl Airport route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport looking right now?

    One-way fares from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport are currently lower than usual. Average one-way flight prices are about $109, which is 51% below the typical average for this route.

  • What car rental options are available at San Juan Luis Munoz Marin Intl Airport (SJU)?

    San Juan Luis Munoz Marin Intl Airport (SJU) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • U-Save
    • Payless
    • Hertz
    • Europcar

  • Which airports can I use when flying from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at San Juan Luis Munoz Marin Intl (SJU).

  • What time of day has the fewest delays on flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Morning flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Washington, D.C. to San Juan Luis Munoz Marin Intl Airport route, 22% of flights were delayed in the past 3 months, with delays averaging 2h 12m.

  • Which airports do connecting flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport pass through?

    One-stop flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport most commonly connect through:

    • Orlando (MCO) - 26% of one-stop connections
    • Miami (MIA) - 21% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 19% of one-stop connections
    • Charlotte Douglas (CLT) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Yes. Flexible dates can save you up to 18% on flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport. Monday is the cheapest departure day at $405 round-trip on average, while Thursday is the most expensive at $488, a difference of $83.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    3 airlines operate flights between Washington, D.C. and San Juan Luis Munoz Marin Intl Airport. The airlines offering nonstop flights on this route include:

    • United Airlines
    • JetBlue
    • Frontier

  • How much time can I save by choosing a different layover airport from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 7h 01m, compared with 7h 16m via Atlanta Hartsfield-Jackson (ATL) and 7h 17m via Newark (EWR).

  • What popular places can I visit in San Juan Luis Munoz Marin Intl Airport?

    Some of the most popular sights in San Juan Luis Munoz Marin Intl Airport are Viejo San Juan, Condado Beach and Puerto Rico Convention Center. These are among the most viewed places in San Juan Luis Munoz Marin Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    Among airlines operating Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights:

    • JetBlue: offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • Frontier: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • JetBlue: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Frontier: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • What dining options are there in Baltimore/Washington International Thurgood Marshall Airport?

    The Brix & Vine Wine Bar, found in Terminal D of Baltimore/Washington International Thurgood Marshall Airport, serves a variety of wines and appetizers, while Farmer's Market is in Terminals A, B, and C and sells healthy to-go options. Flying Dog Tap House is another popular choice. Known for their craft beers, it can be found in the A/B food court.

  • Does Dulles International Airport have any amenities for children?

    There are several private nursing rooms that can be found in each terminal of Dulles International Airport, and travelers can access them by visiting one of the Information Desks. There is also a Funway children’s play area near Gate B70 that has over 100 different games and activities for all ages.

  • What is the easiest way to travel from Luis Muñoz Marín International Airport to downtown San Juan?

    If you want to go from Luis Muñoz Marín International Airport to downtown San Juan as quickly and easily as possible, take a taxi. Taxis are stationed outside of every Arrivals terminal, and prices vary depending on which zone you will be traveling to. The fixed rate for going to Zone 2 is $10, while the rate for going to Zone 4 is $19.

  • What are some nice hotels that are close to Luis Muñoz Airport?

    To stay as close to the airport as possible, book a room at the San Juan Airport Hotel, which is located directly in Terminal D and is less than a 5 min walk from the Isla Verde Beach. If you would like to stay in a chic and modern resort, select the Embassy Suites by Hilton San Juan, which is a 3 min drive from the airport and is directly next to the ocean.

Your guide to booking Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Thursday. On this route, Monday flights average $405, about $83 less than Thursday fares (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 6% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to San Juan Luis Munoz Marin Intl Airport trip for February. Fares historically average $355 round-trip in that month - typically $151 less than the most expensive month, which is July (based on the last 12 months).
  • For the best chance of arriving on time, fly with United Airlines. Over the past three months, 81% of United Airlines flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport arrived on time, slightly above the route average of 78%. When flights on this route arrive late, they're delayed by an average of 2h 12m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Philadelphia Airport (PHL) can be cheaper than flying direct. The cheapest layover option averages $270 round-trip on this route - about $190 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Juan Luis Munoz Marin Intl Airport.

    • Coral by The Sea Hotel
    • Hampton Inn & Suites by Hilton San Juan
    • San Juan Airport Hotel
  • If you’re interested in affordable nonstop flights from Washington to San Juan, consider booking your reservation with Spirit Airlines. For those that don’t mind having a layover, fly with Southwest Airlines, as you can check up to two pieces of luggage for free.
  • When booking flights from Washington to San Juan, there are three potential airports for you to depart from. Baltimore/Washington International Thurgood Marshall Airport (BWI) is a convenient choice for travelers located in Maryland, while Dulles International Airport (IAD) is closer for those in Virginia. If you’re in the city center, opt to fly from Ronald Reagan Washington National Airport (DCA) instead.
  • To learn more about Ronald Reagan Washington National Airport while waiting for your flight to board, head to the Exhibit Hall in Terminal A. In addition to housing a variety of pieces from local artists, this hall also contains exhibits related to the airport’s history.
  • For travelers who would like to store some of their luggage at Luis Muñoz Marín International Airport (SJU), go to the Luggage Storage Room on the second floor of Terminal D. It is open during normal airport hours and offers both long and short-term storage options.
  • If you need to relax, pay a visit to the Jet Set Salon that is in Terminal B of Luis Muñoz Airport. Offering a large selection of services including facials, massages, and manicures, this salon is the perfect place to unwind and treat yourself.

Prefer to fly direct from Washington, D.C. to San Juan?

 
Find which airlines fly direct from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. to San Juan Luis Munoz Marin Intl

Monday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Tuesday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Wednesday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Thursday

JetBlue,United Airlines,Frontier

JetBlue,United Airlines, +1 more

Friday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Saturday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Sunday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

See more direct flights

Direct returns

San Juan Luis Munoz Marin Intl to Washington, D.C.

Monday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Tuesday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Wednesday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Thursday

JetBlue,United Airlines,Frontier

JetBlue,United Airlines, +1 more

Friday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Saturday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

Sunday

Frontier,JetBlue,United Airlines

Frontier,JetBlue, +1 more

See more direct flights

More options for your flight from Washington, D.C. to San Juan

Complete your trip to San Juan with a hotel stay or car rental