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 $305 on Delta. Other airlines that offer cheap prices include American Airlines from $418 and WestJet from $431 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 $309). Flying from Saint Lucia to Washington, D.C. in June is currently the most expensive (average of $383). 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.

$550+ Flights from Saint Lucia to Washington, D.C.

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

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 abril 22, 2025.

jue. 5/153:26 pmUVF - DCA

1 stop8h 17mDelta

Deal found 4/22

$305

dom. 6/82:35 pmUVF - DCA

1 stop18h 18mMultiple Airlines

Deal found 4/22

$340

dom. 6/82:35 pmUVF - BWI

2 stops32h 06mMultiple Airlines

Deal found 4/22

$382

lun. 9/83:34 pmUVF - DCA

1 stop8h 06mAmerican Airlines

Deal found 4/22

$418

dom. 6/82:35 pmUVF - BWI

3 stops28h 08mWestJet

Deal found 4/22

$431

jue. 5/153:26 pmUVF - BWI

1 stop9h 22mDelta

Deal found 4/22

$435

vie. 5/302:34 pmUVF - BWI

1 stop9h 18mAmerican Airlines

Deal found 4/22

$440

vie. 7/253:10 pmUVF - DCA

1 stop17h 42mAir Canada

Deal found 4/22

$565

dom. 8/102:35 pmUVF - DCA

2 stops30h 41mWestJet

Deal found 4/22

$1,632

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

jue. 5/15

3:26 pm-11:43 pm

1 stop8h 17m

$305

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

dom. 6/8

2:35 pm-8:53 am

1 stop18h 18m

$340

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

dom. 6/8

2:35 pm-10:41 pm

2 stops32h 06m

$382

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

lun. 9/8

3:34 pm-11:40 pm

1 stop8h 06m

$418

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

dom. 6/8

2:35 pm-6:43 pm

3 stops28h 08m

$431

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

jue. 5/15

3:26 pm-12:48 am

1 stop9h 22m

$435

CastriesBaltimore

UVF - BWI

UVFBWI

Castries Hewanorra

vie. 5/30

2:34 pm-11:52 pm

1 stop9h 18m

$440

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

vie. 7/25

3:10 pm-10:18 am

2 stops19h 08m

$565

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

dom. 8/10

2:35 pm-9:16 pm

2 stops30h 41m

$1,632

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet

7.2

Good

2,813 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada

7.0

Good

9,180 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $305 on Delta. Other airlines that offer cheap prices include American Airlines from $418 and WestJet from $431 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 $309). Flying from Saint Lucia to Washington, D.C. in June is currently the most expensive (average of $383). 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

Fairfax

Tysons

Springfield

Rockville

Fredericksburg

Gaithersburg

Silver Spring

Linthicum Heights

Falls Church

Laurel

Easton

Herndon

Bowie

Towson

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Saint Lucia to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$494	Average$520	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$509	Average$650	FlexibilityNo cancel fee	On-time71%

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$305+ 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 5/15. 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

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

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 abril 22, 2025.

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 abril 22, 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

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

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

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

Top 2 airlines flying from Saint Lucia to Washington, D.C.

100% Free

Book with Flexibility

Travel Smart

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 abril 22, 2025.