Cheap flights from Washington, D.C. (WAS) to Castries (SLU) from $374

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Castries (average of $607). Flying from Washington, D.C. to Castries in July is currently the most expensive (average of $848). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

• What airport do you fly into for flights to Castries from Washington, D.C.?

  Most people fly into Castries George F. L. Charle (SLU) if they book a flight to Castries from Washington, D.C.. On average, George F. L. Charle has 0 inbound flights from Washington, D.C. per day from 2 airlines. Castries George F. L. Charle is conveniently located just 0.7 mi from Castries’s city center.

• Can I find flights from Washington, D.C. to Castries for under $900 on Cheapflights?

  Yes, there are multiple flights from Washington, D.C. to Castries for under $900. The cheapest flight booked recently is on Multiple Airlines for just $851, but on average you can expect to pay $1,051.

• Are there last-minute flights available from Washington, D.C. to Castries for under $1,000?

  There are currently 3+ open flights from Washington, D.C. to Castries within the next 7 days for less than $1,000.

• What are the most popular routes from Washington, D.C. to Castries?

  When deciding which route to take from Washington, D.C. to Castries consider Washington, D.C. Dulles Intl - Castries George F. L. Charle, Washington, D.C. Reagan-National - Castries George F. L. Charle or Baltimore/Washington - Castries George F. L. Charle as they are the most popular.

• What does IAD to SLU mean?

  These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Washington, D.C. Dulles Intl Airport to Castries George F. L. Charle Airport flight would often be abbreviated as a IAD to SLU flight. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are some additional IATA codes for airports related to your trip.

• Can I find deals for flights from Washington, D.C. to Castries that include extra baggage allowance?

  The amount of baggage you can bring on your Washington, D.C. to Castries flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from Washington, D.C. to Castries with specific airlines?

  Yes, Cheapflights allows you to browse and filter Washington, D.C. to Castries flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

• Can I find deals for flights from Washington, D.C. to Castries that include hotel bookings?

  Yes. In addition to deals on Washington, D.C. to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.

• How can I find direct flights from Washington, D.C. to Castries?

  After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Castries.

• Can I find deals for business class flights from Washington, D.C. to Castries?

  Yes. Cheapflights offers flight deals from Washington, D.C. to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

• Can I find deals for flights from Washington, D.C. to Castries that allow pets onboard?

  Many airlines flying from Washington, D.C. to Castries offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from Washington, D.C. to Castries?

  Yes, you can often find last-minute deals on Washington, D.C. to Castries flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the Washington, D.C. to Castries flight deals updated?

  The Washington, D.C. to Castries flight deals you see on this page were last updated on 5/9.