Cheap flights from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. from $121

The month of February is, on average, the cheapest month to fly to Washington, D.C. from San Juan Luis Munoz Marin Intl Airport, with most prices found around $242. If you’re not able to fly to Washington, D.C. in February, then January is your next best option. Flight prices from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. during January average around $254.

On average, the least expensive day to fly to Washington, D.C. from San Juan Luis Munoz Marin Intl Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $354. 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 San Juan Luis Munoz Marin Intl Airport to Washington, D.C. for around $650.

In the afternoon is the cheapest time of day to fly from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. when you can find flight prices for as low as $380. 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 San Juan Luis Munoz Marin Intl - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $360 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 San Juan Luis Munoz Marin Intl Airport for as low as $198 on momondo.

There are 4 cabin classes available to choose from on San Juan Luis Munoz Marin Intl Airport 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.

No. A direct flight is the cheapest option for a flight between San Juan Luis Munoz Marin Intl Airport to Washington, D.C..

As of September 2026, prices for San Juan Luis Munoz Marin Intl Airport to Washington, D.C. flights are approximately 24% cheaper when compared to flights at the same time last year.

Frontier and JetBlue are the most popular carriers operating from San Juan Luis Munoz Marin Intl to Washington, D.C.

Frontier, JetBlue and United Airlines are the top three most popular airlines that fly to Washington, D.C. from San Juan Luis Munoz Marin Intl Airport according to our data. Frontier is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 6 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

As of September 2026, 4 flights take off from San Juan Luis Munoz Marin Intl Airport and land in Washington, D.C. each day. The most common flight departure time for this route is 4:00PM, with 73% of daily flights taking off in the afternoon.

As of September 2026, there are 29 flights per week flying from San Juan Luis Munoz Marin Intl Airport to Washington, D.C.. The most common day of the week flights depart is Wed, with 21% of flights taking off on this day.