Cheap Flights from Harrisburg (HAR) to Castries (SLU)

Popular airlines from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)

Frequently asked questions

How much does a flight from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU) cost?
Snag a cheap one-way flight or cheap return flight from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)?
is the cheapest month to fly from HAR to SLU. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest HAR to SLU flight.
How many flights per day from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)?
Nonstop flights from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HAR to SLU?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the airline, season 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 Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)?
Select a flight from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU) that leaves before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**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 Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU) last-minute?
Booking your plane ticket from HAR to SLU just before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a HAR to SLU flight and hotel package?
You'll typically save money by booking a HAR to SLU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Harrisburg, PA (HAR-Capital City) to George F. L. Charles Airport (SLU)?
It's usually possible to reschedule or cancel your HAR to SLU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Capital City
Destination airport
George F. L. Charles
Distance
2048 mi

Book with confidence

Harrisburg to Castries Flights

The cheapest times to fly from Harrisburg to Castries

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

 

The best time to book a flight from Harrisburg to Castries

Sunday is one of the best days to book for cheap flights from Harrisburg to Castries: 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 Harrisburg to Castries

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 Harrisburg to Castries 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 Harrisburg to Castries 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 Harrisburg to Castries 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.

 

Harrisburg to Castries Flights

Explore a world of travel with Expedia

*Available to One Key members.