Cheap Flights from Las Piedras (LSP) to Washington (IAD)

Popular airlines from Las Piedras (LSP-Josefa Camejo Intl.) to Washington Dulles Intl. Airport (IAD)

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Frequently asked questions

How much is a flight from LSP to Washington Dulles Intl. Airport (IAD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between LSP and Dulles Intl. Airport was . Fares this cheap don't hang around, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LSP to Dulles Intl. Airport?
Each air carrier has a different set of terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from LSP to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LSP to IAD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LSP to Washington Dulles Intl. Airport (IAD)?
It's around 1927 mi between Falcon and Chantilly, so expect to be in your seat for a while. Keep yourself entertained by packing things like crossword puzzles or the latest bestseller.
Which airlines fly direct from LSP to Dulles Intl. Airport?
If you want to travel straight from LSP to Dulles Intl. Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports.
Are LSP to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally find a bargain, with some super cheap airfares from LSP to Dulles Intl. Airport cropping up a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance.

Travel information

Origin airport
Josefa Camejo Intl.
Destination airport
Washington Dulles Intl.
Distance
1930 mi

Book with confidence

Las Piedras to Washington Flights

The cheapest times to fly from Las Piedras to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Piedras to Washington are during the month of . You can find some of the cheapest flights from Las Piedras to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Piedras to Washington

Sunday is one of the best days to book for cheap flights from Las Piedras to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Piedras to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Piedras to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Piedras to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Piedras to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Las Piedras to Washington Flights
*Available to One Key members.