What is the cheapest month to book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport (average of $278). Flying from Saint Lucia to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from LC to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint Lucia to Washington, D.C. Reagan-National Airport as you normally would.

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?

Yes. In addition to deals on Saint Lucia to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Saint Lucia to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to Reagan-National.

Can I find deals for business class flights from Saint Lucia to Reagan-National?

Yes. Cheapflights offers flight deals from Saint Lucia to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$233+ Flights from Saint Lucia to Washington, D.C. Reagan-National Airport

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One-way flights from Saint Lucia to Reagan-National
Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Fri 11/145:15 pmUVF - DCA

1 stop25h 50mAir Canada

Deal found 9/16

$233

Mon 12/15:15 pmUVF - DCA

2 stops20h 04mAir Canada

Deal found 9/15

$238

Wed 12/105:15 pmUVF - DCA

2 stops20h 04mAir Canada

Deal found 9/14

$265

Sat 9/272:06 pmUVF - DCA

1 stop8h 50mJetBlue

Deal found 9/15

$461

Mon 12/19:50 amUVF - DCA

3 stops24h 05mMultiple Airlines

Deal found 9/15

$644

Sun 1/44:54 pmUVF - DCA

1 stop17h 15mAmerican Airlines

Deal found 9/14

$773

Sat 9/273:17 pmUVF - DCA

2 stops16h 42mAmerican Airlines

Deal found 9/14

$1,228

Sun 1/45:15 pmUVF - DCA

2 stops29h 41mAir Canada

Deal found 9/15

$1,319

Sun 1/49:50 amUVF - DCA

3 stops27h 09mMultiple Airlines

Deal found 9/15

$2,286

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint Lucia to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Wed 12/10

5:15 pm-8:55 am

1 stop16h 40m

$233

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Fri 11/14

5:15 pm-3:31 pm

2 stops23h 16m

$233

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Sat 9/27

2:06 pm-10:56 pm

1 stop8h 50m

$461

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Mon 12/1

9:50 am-8:55 am

3 stops24h 05m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Saint Lucia to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Saint Lucia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint Lucia to Washington, D.C. Reagan-National Airport

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Related info for your journey

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?
Yes. In addition to deals on Saint Lucia to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint Lucia to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to Reagan-National.
Can I find deals for business class flights from Saint Lucia to Reagan-National?
Yes. Cheapflights offers flight deals from Saint Lucia to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport (average of $278). Flying from Saint Lucia to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

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Arlington

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Dundalk

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This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint Lucia to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Saint Lucia to Reagan-National

One-way flights from Saint Lucia to Reagan-National
Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint Lucia to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from Saint Lucia to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Saint Lucia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint Lucia to Washington, D.C. Reagan-National Airport

Related info for your journey

Find useful and relevant information for your journey from Saint Lucia to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?

How can I find direct flights from Saint Lucia to Reagan-National?

Can I find deals for business class flights from Saint Lucia to Reagan-National?

What is the cheapest month to book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Saint Lucia to Reagan-National

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Complete your trip

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Search flights from Saint Lucia to Reagan-National by cabin class

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Saint Lucia and Reagan-National flights

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Other flights to Reagan-National

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$233+ Cheap flights from Saint Lucia to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint Lucia to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Saint Lucia to Reagan-National

One-way flights from Saint Lucia to Reagan-NationalSearch for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint Lucia to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from Saint Lucia to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Saint Lucia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint Lucia to Washington, D.C. Reagan-National Airport

Related info for your journey

Find useful and relevant information for your journey from Saint Lucia to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?

How can I find direct flights from Saint Lucia to Reagan-National?

Can I find deals for business class flights from Saint Lucia to Reagan-National?

What is the cheapest month to book a flight from Saint Lucia to Washington, D.C. Reagan-National Airport?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint Lucia to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Saint Lucia to Reagan-National
Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.