Cheap Flights from Washington (IAD) to St. Pierre (FSP)

Popular airlines from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Flights from Washington (IAD) to St. Pierre (FSP)
Origin airport
Washington Dulles Intl.
Destination airport
St. Pierre
Distance
1199 mi

Washington to St. Pierre Flights

The cheapest times to fly from Washington to St. Pierre

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 Washington to St. Pierre are during the month of . You can find some of the cheapest flights from Washington to St. Pierre with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to St. Pierre

Sunday is one of the best days to book for cheap flights from Washington to St. Pierre: 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 Washington to St. Pierre

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 Washington to St. Pierre in 2025. 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 Washington to St. Pierre 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 Washington to St. Pierre 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP) cost?
Get a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)?
The cheapest month to fly from IAD to FSP is , when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAD to FSP flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to FSP?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)?
To reach St. Pierre (FSP) on schedule, choose a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP) last-minute?
Booking your plane ticket from IAD to FSP right before your getaway is generally more expensive. But if you're flexible with your schedule, you could land a cheap last-minute fare.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to St. Pierre (FSP)?
In most instances, you're able to cancel or reschedule your IAD to FSP flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.