dca-to-slu

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The cheapest times to fly from DCA to SLU are

  • January 8th to February 11th
  • May 14th to July 8th (except the weeks of June 11th and June 18th)
  • September 3rd to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DCA to SLU is early June. Prices can be as high as $2579 for Sunday flights during late July, or as low as $631 for Tuesday flights around early June.

 

When to Fly to Saint Lucia

Flying from Washington, DC (DCA) to St. Lucia (SLU) will usually cost between $639 to $1192 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early June with an average ticket price of $641. Due to high demand the most expensive time to fly is late July, with an average price of $1290. Planning your trip to low-cost times can easily save you $649 on economy flights and even more on first-class flights. Generally, any price below $784 can be considered a good price for a round-trip DCA to SLU flight.

See below for a graph of average weekly prices for the DCA to SLU route. All prices are for round-trip tickets in USD.

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DCA to SLU Flight Prices

Compared to other flights, the DCA to SLU flight is cheaper than the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.25, which is below average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly to Saint Lucia, and Thursdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $259 (20%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $785. Return trip prices are from the SLU to DCA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from DCA to SLU can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 32 minutes may not be realistic.

 

Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DCA to SLU while comparing.

Destination alternative #1: Maurice Bishop International Airport (GND) in Grenada

  • 149 miles (240 km) away from SLU
  • Usually 29.72% less expensive than SLU
  • 1-layover flights available

See DCA to GND flights

Destination alternative #2: Grantley Adams International Airport (BGI) in Barbados/Bridgetown

  • 120 miles (193 km) away from SLU
  • Usually 28.70% less expensive than SLU
  • 1-layover flights available

See DCA to BGI flights

Destination alternative #3: Hewanorra International Airport (UVF) in St. Lucia

  • 20 miles (32 km) away from SLU
  • Usually 16.58% less expensive than SLU
  • 1-layover flights available

See DCA to UVF flights

 

Flight Hacking DCA to SLU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DCA to SLU — but Champion Traveler does!

Hack #1: Port of Spain (DCA > POS > SLU)

  • Price for both tickets: $702
  • Average savings: $82 (10.46%)

See DCA to POS flights

 

Flight Questions Answered

Still have questions about flying from DCA to SLU? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Canada, Air France, Caribbean Airlines, Delta, JetBlue, LIAT, United, and potentially more during busy seasons.

How far away is it from George F Charles Airport to Ronald Reagan Washington National Airport?

The distance between the two airports is roughly 1975 miles or 3178 kilometers.

How long does it take to fly from DCA to SLU?

The real-world flight time for a nonstop DCA to SLU flight is about 4 hour 32 minutes.

How many flights go between Washington, DC and St. Lucia?

It depends on the day of the week and the date, but a typical day might have around 45 available flights from DCA to SLU.

 

Airport Location Info

 

Departing Airport

Origination codeDCA
Origination airport nameRonald Reagan Washington National Airport
CityWashington, DC
Countrythe United States
Latitude38.9
Longitude-77

Return Airport

Destination codeSLU
Destination airport nameGeorge F Charles Airport
CitySt. Lucia
CountrySt Lucia
Latitude14
Longitude-61

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.