Cheap flights from Puerto Rico to Washington, D.C. from $71

The month of May is, on average, the cheapest month to fly to Washington, D.C. from Puerto Rico, with most prices found around $233. If you’re not able to fly to Washington, D.C. in May, then April is your next best option. Flight prices from Puerto Rico to Washington, D.C. during April average around $238.

On average, the least expensive day to fly to Washington, D.C. from Puerto Rico is on a Thursday. momondo users have found tickets for Thursday departures for as low as $305. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Puerto Rico to Washington, D.C. for around $592.

In the afternoon is the cheapest time of day to fly from Puerto Rico to Washington, D.C. when you can find flight prices for as low as $372. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $716. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Washington, D.C. from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $308 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Puerto Rico for as low as $190 on momondo.

There are 4 cabin classes available to choose from on Puerto Rico to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Frontier, and JetBlue are the most popular carriers operating from Puerto Rico to Washington, D.C.

Frontier, Spirit Airlines and JetBlue are the top three most popular airlines that fly to Washington, D.C. from Puerto Rico according to our data. Frontier is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 7 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

As of March 2026, there are 7 flights per day flying from Puerto Rico to Washington, D.C.. The most common time of day flights depart is 5:00PM, with 41% of flights taking off in the afternoon.

As of March 2026, 49 flights take off from Puerto Rico and land in Washington, D.C. each week. The most common flight departure day for this route is Fri, with 18% of weekly flights taking off on this day.