On this page, you can find and book flights from Washington, D.C. to San Juan. The distance between the cities is 2,507 km, and with approximately 26 flights per week, it is easy to find a convenient departure time.
Regular flights are operated by airlines such as JetBlue, United Airlines, and Frontier. Ticket prices are dynamic, so we recommend using the low-fare calendar to find the best deal. Also, be sure to check how to get to the airport and arrange a transfer upon arrival.
The table shows direct flights Washington, D.C. → San Juan on the selected date. The flight takes approximately 4 h. Regular flights are operated by United Airlines, JetBlue, Frontier Airlines and Spirit Airlines. Departures from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport airports, arrivals at Luis Muñoz Marín International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Washington, D.C. — San Juan by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $126 in ,, and the most expensive are around $230 in u. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Washington, D.C. → San Juan, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $418 | high | May | $342 | medium | Sep | $254 | low |
| Feb | $406 | high | Jun | $368 | medium | Oct | $266 | low |
| Mar | $431 | high | Jul | $393 | high | Nov | $330 | medium |
| Apr | $380 | medium | Aug | $241 | low | Dec | $444 | high |
Some values are estimated based on seasonality.
The climate in San Juan remains consistently warm throughout the year: peak temperatures are recorded in August (up to 30.3°C), while February is considered the "coolest" month with an average of 27°C. September is the rainiest month, seeing significant precipitation, which is worth keeping in mind when planning your trip.
The most budget-friendly flight deals often appear in August, with prices starting $126. The peak pricing period occurs in April, when fares can rise to $230, making the spring months the most expensive for this destination.
As a good compromise, you might consider July with prices starting $150, provided you are prepared for high humidity. It is recommended to avoid booking for September and October, as this is the height of the rainy season, despite the attractive airfares.
There are 5 airlines operating on this route, with the primary carriers being JetBlue, United Airlines, and Frontier Airlines. Passengers can choose from both direct flights and connecting options, with a total of approximately 26 departures per week. A detailed schedule and weekly flight charts are provided in the list below.
Flights Washington, D.C. — San Juan depart from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport and arrive at Luis Muñoz Marín International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
A direct flight on this route takes an average of about 3 hours. Total travel time depends on the chosen airline and weather conditions along the 2,507 km route.
Regular flights between these cities are operated by JetBlue, Frontier, United Airlines, Spirit, and Southwest.
Yes, direct non-stop flights are available on the Washington—San Juan route, which is the most convenient and fastest way to reach Puerto Rico.
Airfares change constantly depending on demand and how far in advance you book. You can see the current lowest price in the low-fare calendar on this page.
To find the best deals, it is recommended to start monitoring prices 1.5–2 months before your trip and look for flights on weekdays.
Flights from Washington arrive at San Juan International Airport (SJU), which is the main transportation hub of the island.
Where travelers fly most — pick a route and check prices
