WAS - SJU

$126 Find Cheap Flights from Washington, D.C. to San Juan - Compare and Save

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Everything you should know

Cheapest round-trip
$238
Typical prices: $330-$569
Frontier
Sat 9/22Thu 9/27
BWI - SJU • Non-stop
Cheapest non-stop
$239
Typical prices: $336-$581
Frontier
Thu 9/27Thu 10/4
BWI - SJU • Non-stop
Nonstop flights
You can fly direct with United Airlines, JetBlue and Frontier. Average duration is 3h 54m
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 26 weeks in advance save around 6% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 21% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $322 (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

Mon, Oct 5 - Mon, Oct 12
Frontier Logo
9:25 pm - 1:52 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
28h 27m2 stops Atlanta Hartsfield-Jackson Orlando
Frontier Logo
7:00 am - 1:01 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
30h 01m1 stop Fort Lauderdale
$238Frontier
Tue, Sep 22 - Sun, Sep 27
Frontier Logo
9:21 pm - 1:15 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 54mnonstop
Frontier Logo
10:42 am - 9:25 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
46h 43m2 stops Orlando Atlanta Hartsfield-Jackson
$238Frontier
Sat, Sep 26 - Sun, Sep 27
American Airlines Logo
7:10 pm - 9:24 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
14h 14m1 stop Miami
American Airlines Logo
4:06 pm - 10:41 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
6h 35m1 stop Charlotte Douglas
$251American Airlines
Sun, Nov 1 - Wed, Nov 4
Multiple Airlines Logo
7:50 pm - 12:49 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 59mnonstop
Multiple Airlines Logo
1:00 pm - 4:15 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 15mnonstop
$251Multiple Airlines
Sun, Nov 15 - Fri, Nov 20
Multiple Airlines Logo
5:10 pm - 10:20 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
4h 10mnonstop
Multiple Airlines Logo
7:00 am - 10:06 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 06mnonstop
$251Multiple Airlines
Sat, Oct 17 - Fri, Oct 23
American Airlines Logo
5:00 am - 11:20 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
6h 20m1 stop Charlotte Douglas
American Airlines Logo
3:51 pm - 11:59 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
8h 08m1 stop Charlotte Douglas
$256American Airlines
Sun, Nov 15 - Wed, Nov 18
JetBlue Logo
5:10 pm - 10:20 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
4h 10mnonstop
JetBlue Logo
1:00 pm - 4:15 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 15mnonstop
$286JetBlue
Thu, Nov 5 - Tue, Nov 10
JetBlue Logo
5:16 pm - 10:07 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
3h 51mnonstop
JetBlue Logo
1:00 pm - 4:15 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 15mnonstop
$286JetBlue
Fri, Oct 2 - Sat, Oct 3
Southwest Logo
8:00 pm - 12:05 amBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
4h 05mnonstop
Southwest Logo
5:40 am - 9:50 amSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
4h 10mnonstop
$290Southwest
Tue, Nov 17 - Wed, Nov 18
Southwest Logo
6:15 pm - 11:20 pmBWI  Baltimore/Washington-SJU San Juan Luis Munoz Marin Intl
4h 05mnonstop
Southwest Logo
10:45 am - 4:45 pmSJU  San Juan Luis Munoz Marin Intl-BWI Baltimore/Washington
7h 00m1 stop Orlando
$294Southwest
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 from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport 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 start at $238. Prices are below average for this route right now, with typical round-trip fares ranging from $330 to $569. The lowest price found in the past 5 days was $238 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 $437 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?

Monday is the cheapest day of the week to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport, it is 10% cheaper than the average day. Friday is the most expensive day with flight prices 7% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • October is the cheapest month to fly from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport at $345 round-trip.
  • June ($506) and July ($505) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 46% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices 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 26 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

$126
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly and prices are also 10% lower on average.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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.

  • 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 extra legroom; 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.

  • What airlines are available 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

  • 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).

  • 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 travelers should check the fare details before booking.

  • 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 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 $322 round-trip via Baltimore/Washington (BWI), compared to $450 for nonstop.

  • 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.

  • 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
    • Atlanta Hartsfield-Jackson (ATL) - 21% of one-stop connections
    • Miami (MIA) - 17% of one-stop connections
    • Charlotte Douglas (CLT) - 11% of one-stop connections

    Orlando (MCO) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 16% on the Washington, D.C. to San Juan Luis Munoz Marin Intl Airport route. Monday is the cheapest departure day at $398 round-trip on average, while Friday is the most expensive at $470, a difference of $72. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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 2 hours 15 minutes.

  • 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 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

  • 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.

  • 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 11:54 am
    • Latest: departs at 5:29 pm and lands at 9:23 pm.

    The flight takes about 3h 54m.

  • 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 2 weeks of departure - run 1% below the route average of $438. Booking late can sometimes save money on this route, but inventory is limited.

  • 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 54m, 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.

  • 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 $237 to $1,945. That means the highest observed fare was about 8x higher than the lowest one.

  • 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 $140, which is 36% below the typical average for this route.

  • How does United Airlines’s on-time performance compare to other airlines on Washington, D.C. to San Juan Luis Munoz Marin Intl Airport flights?

    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: 78% on time
    • Frontier: 57% on time

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

  • How do delay rates compare for morning and evening flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • 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 Baltimore/Washington (BWI) gives the shortest average 1-stop total travel time at 6h 10m, compared with 7h 01m via Charlotte Douglas (CLT) and 7h 14m via Atlanta Hartsfield-Jackson (ATL).

  • 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

  • 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 $330 to $569, with an average of $438 over the past 12 months. Anything below $330 counts as a good deal.

  • 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.

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 can be flexible, aim for a Monday departure instead of Friday. On this route, Monday flights average $398 - about $72 less than Friday (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 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 October. Fares historically average $345 round-trip in that month - typically $161 less than the most expensive month, which is June (based on the last 12 months).
  • If arriving on time is high on your priority list, United Airlines is the strongest pick on this route. 81% of United Airlines flights from Washington, D.C. to San Juan Luis Munoz Marin Intl Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 78%. When flights on this route do arrive late, the average delay is 2 hours 15 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Baltimore/Washington Airport (BWI) can be cheaper than flying direct. The cheapest layover option averages $322 round-trip on this route - about $128 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

JetBlue,United Airlines

JetBlue,United Airlines

Tuesday

JetBlue,United Airlines

JetBlue,United Airlines

Wednesday

JetBlue,United Airlines

JetBlue,United Airlines

Thursday

JetBlue,United Airlines

JetBlue,United Airlines

Friday

JetBlue,United Airlines

JetBlue,United Airlines

Saturday

JetBlue,United Airlines

JetBlue,United Airlines

Sunday

JetBlue,United Airlines

JetBlue,United Airlines

See more direct flights

Direct returns

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

Monday

JetBlue,United Airlines

JetBlue,United Airlines

Tuesday

JetBlue,United Airlines

JetBlue,United Airlines

Wednesday

JetBlue,United Airlines

JetBlue,United Airlines

Thursday

JetBlue,United Airlines

JetBlue,United Airlines

Friday

JetBlue,United Airlines

JetBlue,United Airlines

Saturday

JetBlue,United Airlines

JetBlue,United Airlines

Sunday

JetBlue,United Airlines

JetBlue,United Airlines

See more direct flights

Everything you need to know for your flight from Washington, D.C. to San Juan

Other airlines flying to Washington, D.C.