What are the cheapest airlines to fly from Saint Lucia to Washington, D.C. one-way?

One-way options have recently been found by users for as low as $284 on American Airlines. Other airlines that offer cheap prices include Air Canada from $285 and Delta from $398 one-way.

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

Currently, August is the cheapest month in which you can book a flight from Saint Lucia to Washington, D.C. (average of $241). Flying from Saint Lucia to Washington, D.C. in March is currently the most expensive (average of $290). 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 is the cheapest time of day to fly from LC to WAS?

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. as you normally would.

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

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

How can I find direct flights from Saint Lucia to Washington, D.C.?

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

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

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

$462+ Flights from Saint Lucia to Washington, D.C.

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Cheap flight deals from Saint Lucia to Washington, D.C.

Round-trip from	$682 (American Airlines)
One-way from	$284 (American Airlines)

From Saint Lucia to Washington, D.C. (WAS)

Search Deals

One-way flight from Saint Lucia to Washington, D.C. (WAS)

Search Deals

Find flight deals from Saint Lucia to Washington, D.C.

Cheapest flights from Saint Lucia to Washington, D.C.
Explore the most affordable flight options available from Saint Lucia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 9/173:17 pmUVF - DCA

1 stop8h 42mAmerican Airlines

Sat 9/208:07 pmDCA - UVF

1 stop18h 10mAmerican Airlines

Deal found 6/10

$682

Best flights from Saint Lucia to Washington, D.C.
Discover carefully curated flight deals from Saint Lucia to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 9/173:17 pmUVF - DCA

1 stop8h 42mAmerican Airlines

Sat 9/208:07 pmDCA - UVF

1 stop18h 10mAmerican Airlines

Deal found 6/10

$682

One-way flights from Saint Lucia to Washington, D.C.
Search for one-way flight options from Saint Lucia to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Wed 8/133:35 pmUVF - BWI

1 stop8h 33mAmerican Airlines

Deal found 6/10

$284

Fri 8/153:10 pmUVF - DCA

2 stops20h 53mAir Canada

Deal found 6/11

$285

Sun 6/292:35 pmUVF - BWI

2 stops40h 55mMultiple Airlines

Deal found 6/10

$387

Wed 8/132:58 pmUVF - DCA

1 stop7h 41mAmerican Airlines

Deal found 6/10

$392

Thu 8/143:35 pmUVF - DCA

1 stop8h 11mDelta

Deal found 6/10

$398

Sat 8/1612:55 pmUVF - DCA

1 stop25h 18mUnited Airlines

Deal found 6/10

$414

Sat 8/912:55 pmUVF - BWI

1 stop21h 14mUnited Airlines

Deal found 6/11

$414

Tue 8/123:35 pmUVF - BWI

1 stop8h 46mDelta

Deal found 6/10

$432

Sat 6/282:03 pmUVF - DCA

1 stop8h 56mJetBlue

Deal found 6/10

$557

Sun 6/292:35 pmUVF - DCA

2 stops31h 25mWestJet

Deal found 6/10

$565

Thu 8/72:35 pmUVF - DCA

3 stops25h 13mMultiple Airlines

Deal found 6/11

$624

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Wed 9/17

3:17 pm-11:59 pm

1 stop8h 42m

Washington, D.C. Reagan-National

Sat 9/20

8:07 pm-2:17 pm

1 stop18h 10m

$682

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

Wed 8/13

3:35 pm-12:08 am

1 stop8h 33m

$284

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Fri 8/15

3:10 pm-12:03 pm

2 stops20h 53m

$285

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

Sun 6/29

2:35 pm-7:30 am

2 stops40h 55m

$387

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Wed 8/13

2:58 pm-10:39 pm

1 stop7h 41m

$392

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Thu 8/14

3:35 pm-11:46 pm

1 stop8h 11m

$398

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Sat 8/16

12:55 pm-2:13 pm

1 stop25h 18m

$414

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

Sat 8/9

12:55 pm-10:09 am

1 stop21h 14m

$414

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

Tue 8/12

3:35 pm-12:21 am

1 stop8h 46m

$432

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Sat 6/28

2:03 pm-10:59 pm

1 stop8h 56m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results

Best time to book a flight from Saint Lucia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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).

Reviews of airlines servicing Washington, D.C.

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,946 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.3

Good

2,925 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

WestJet

7.2

Good

2,868 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Saint Lucia to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $284 on American Airlines. Other airlines that offer cheap prices include Air Canada from $285 and Delta from $398 one-way.
Can I find deals for flights from Saint Lucia to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Saint Lucia to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint Lucia to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to Washington, D.C..
Can I find deals for business class flights from Saint Lucia to Washington, D.C.?
Yes. Cheapflights offers flight deals from Saint Lucia to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from Saint Lucia to Washington, D.C. (average of $241). Flying from Saint Lucia to Washington, D.C. in March is currently the most expensive (average of $290). 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.

See more FAQs

Arlington

Alexandria

Woodbridge

Tysons

Silver Spring

Linthicum Heights

Fredericksburg

Gaithersburg

Fairfax

Falls Church

Easton

Herndon

Towson

Bowie

Rockville

Reston

National Harbor

Springfield

Manassas

Dundalk

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$284+ Cheap flights from Saint Lucia to Washington, D.C. (WAS)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint Lucia to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint Lucia to Washington, D.C.

Keep the following information in mind while searching for Saint Lucia to Washington, D.C. flight deals. Data was last updated June 12, 2025.

Round-trip from

One-way from

Find flight deals from Saint Lucia to Washington, D.C.

Cheapest flights from Saint Lucia to Washington, D.C.Explore the most affordable flight options available from Saint Lucia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Saint Lucia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Saint Lucia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Related info for your journey

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

What are the cheapest airlines to fly from Saint Lucia to Washington, D.C. one-way?

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

How can I find direct flights from Saint Lucia to Washington, D.C.?

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

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

Traveling to a place near Saint Lucia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Saint Lucia to Washington, D.C.

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Cheapest flights from Saint Lucia to Washington, D.C.
Explore the most affordable flight options available from Saint Lucia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.