Cheap flights from Washington, D.C. Reagan-National Airport to Castries from $729
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Castries departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Castries
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Castries?
The cheapest day to depart from Washington, D.C. Reagan-National Airport to Castries is on a Monday when prices can be found for as low as $671. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $849. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.
What is the cheapest time of day to depart on your flight to Castries?
According to our data, the cheapest time of day to fly to Castries is in the evening. momondo users have found flights departing from Washington, D.C. Reagan-National Airport to Castries in the evening for as low as $715. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $764. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
When to book flights from Washington, D.C. Reagan-National Airport to Castries
Cheap Washington, D.C. Reagan-National Airport to Castries (DCA to SLU) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Castries
How far is Washington, D.C. Reagan-National to Castries George F. L. Charle by plane?
The distance between Washington, D.C. Reagan-National and Castries George F. L. Charle is about 1974.4 mi. Flights usually cover this in 18h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport?
As of April 2025, there is 1 operator available to choose from for flights from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Castries George F. L. Charle Airport.
What documentation or ID do you need to fly to Castries George F. L. Charle Airport?
The required travel and health documents for your Castries George F. L. Charle Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries George F. L. Charle Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Castries?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Reagan-National Airport to Castries is American Airlines (100% of total bookings).
Best airlines flying from Washington, D.C. Reagan-National Airport to Castries
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Castries with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $555 | Free Cancellation | Rating 7.2 10,000 reviews |
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Why should I use momondo to find a flight deal from Washington, D.C. to Castries?
It is quick and easy to find Washington, D.C. to Castries flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Castries that suits you.
Can I find flights from Washington, D.C. to Castries with flexible booking policies on momondo?
Yes. All flights to Castries from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Washington, D.C. to Castries?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Castries.
I’m not ready to book a flight from Washington, D.C. to Castries right now. Can momondo alert me if prices change?
Price alerts on flights to Castries from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.