Cheap flights from Puerto Rico to Washington, D.C. from $142

If you’re not able to fly to Baltimore in January, then April is your next best option. Flight prices from Puerto Rico to Baltimore during April average around $68.

The cheapest day to depart from Puerto Rico to Baltimore is on a Thursday. Travelers who choose to depart for Baltimore on a Thursday will often find tickets for as low as $320. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $486. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from Puerto Rico at noon is the least expensive time of day to depart. momondo users have found prices as low as $186 when looking at flights departing at noon. Flights in the morning are often more expensive with an average ticket price of $356.

Fly from San Juan Luis Munoz Marin Intl to Baltimore/Washington for the best Puerto Rico - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $268 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Puerto Rico for as low as $229 on momondo.

There are 2 cabin classes available to choose from on Puerto Rico to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier and United Airlines are the most popular carriers operating from Puerto Rico to Baltimore/Washington

Frontier, JetBlue and United Airlines are the top three most popular airlines that fly to Baltimore from Puerto Rico according to our data. Frontier is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 6 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Puerto Rico and Baltimore have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

The number of flights available between Puerto Rico and Baltimore is 2 per day as of June 2026. The most frequent departure time is 5:00AM, with 47% of daily flights leaving in the afternoon.

19 flights are operational weekly from Puerto Rico to Baltimore as of June 2026. The most popular departure day for this route is Mon, with 21% of flights per week taking off on this day.