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Castries

$149+ Cheap flights from Reagan-National (DCA) to Castries (UVF)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — UVF
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Castries Hewanorra are usually found in May or October, booked 16 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Reagan-National to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Castries (UVF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 18, 2025.

Round-trip from

$394
(Air Canada)

One-way from

$149
(Air Canada)

Popular in

December

Cheapest in

May

Average price

$707
From Washington, D.C. Reagan-National to Castries Hewanorra
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One-way flight from Washington, D.C. Reagan-National to Castries Hewanorra
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Highest demand for flights based on searches. 14% potential increase in price ($127 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Reagan-National to Castries

Cheapest flights from Reagan-National to Castries
Explore the most affordable flight options available from Reagan-National to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Air Canada deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:45 pmDCA - UVF
1 stop19h 30mAir Canada
Fri 9/193:10 pmUVF - DCA
1 stop17h 49mAir Canada
Deal found 8/17$394
This Air Canada deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:55 pmDCA - UVF
2 stops25h 20mAir Canada
Tue 10/213:10 pmUVF - DCA
1 stop28h 34mAir Canada
Deal found 8/16$404
This Expedia deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:40 amDCA - UVF
1 stop29h 45mAir Canada
Wed 12/105:15 pmUVF - DCA
1 stop16h 40mAir Canada
Deal found 8/18$428
This FlightHub deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:40 pmDCA - UVF
1 stop17h 35mAir Canada
Mon 10/274:15 pmUVF - DCA
2 stops20h 04mAir Canada
Deal found 8/17$435
This JetBlue deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:25 amDCA - UVF
1 stop7h 20mJetBlue
Thu 10/233:05 pmUVF - DCA
1 stop7h 51mJetBlue
Deal found 8/18$439
This Priceline deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:24 amDCA - UVF
1 stop7h 33mJetBlue
Wed 11/54:57 pmUVF - DCA
1 stop22h 53mJetBlue
Deal found 8/16$448
This Air Canada deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:35 pmDCA - UVF
2 stops21h 40mAir Canada
Tue 9/303:10 pmUVF - DCA
1 stop17h 49mAir Canada
Deal found 8/18$465
This Expedia deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/133:15 pmDCA - UVF
2 stops23h 00mJetBlue
Sat 9/202:06 pmUVF - DCA
1 stop8h 50mJetBlue
Deal found 8/16$468
This JetBlue deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:25 amDCA - UVF
1 stop7h 20mJetBlue
Fri 10/243:05 pmUVF - DCA
1 stop7h 51mJetBlue
Deal found 8/18$469
This Priceline deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:35 pmDCA - UVF
2 stops21h 40mAir Canada
Sun 10/264:15 pmUVF - DCA
2 stops18h 11mAir Canada
Deal found 8/17$477

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Castries that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Castries that are best for you.

Fly from

Reagan-National

Fly to

Castries

Route

Depart

Return

Price

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 9/29

4:35 pm-2:15 pm

2 stops21h 40m

Castries Hewanorra

Fri 10/3

3:10 pm-12:08 pm

2 stops20h 58m

$394

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 9/8

4:35 pm-2:15 pm

2 stops21h 40m

Castries Hewanorra

Fri 9/19

3:10 pm-8:59 am

1 stop17h 49m

$394

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 10/16

12:55 pm-2:15 pm

2 stops25h 20m

Castries Hewanorra

Tue 10/21

3:10 pm-3:51 pm

2 stops24h 41m

$404

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 10/23

11:00 am-2:15 pm

1 stop27h 15m

Castries Hewanorra

Sun 10/26

4:15 pm-8:55 am

1 stop16h 40m

$435

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 10/23

11:00 am-2:15 pm

1 stop27h 15m

Castries Hewanorra

Mon 10/27

4:15 pm-8:55 am

1 stop16h 40m

$435

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 10/20

6:50 pm-2:15 pm

1 stop19h 25m

$149

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Tue 9/23

6:19 am-2:15 pm

1 stop7h 56m

$179

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Tue 9/23

5:00 am-2:17 pm

2 stops9h 17m

$273

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Fri 8/29

7:47 pm-1:55 pm

1 stop18h 08m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Best time to book a flight from Reagan-National to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Reagan-National 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 Washington, D.C. Reagan-National Airport to Castries

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Castries?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Castries. Price data was last updated on August 8, 2025.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to Castries may vary depending on when you book. For the best chance of a lower fare, look to book 15 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Castries (average of $556). Flying from Washington, D.C. Reagan-National Airport to Castries in December is currently the most expensive (average of $730). 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.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Castries?

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Castries. Reviews last updated August 18, 2025.
See what other customers who have flown with Delta, American Airlines, and JetBlue from Washington, D.C. Reagan-National Airport to Castries have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

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
7,981 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

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
7.2
Good
2,915 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

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

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

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

    Castries Hewanorra (UVF), located 19.3 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Reagan-National to Castries. 3 airlines have flights to Hewanorra from Washington, D.C. Reagan-National on a regular basis. Booking flights from Washington, D.C. Reagan-National to Castries Hewanorra should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Castries?

    A quick flight from Washington, D.C. Reagan-National Airport to Castries can take about 21h 40m. Air Canada provides one of the quickest options available for as low as $394. Washington, D.C. Reagan-National Airport and Castries are separated by a distance of 1993 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Castries round-trip?

    According to our current data, JetBlue ($179), Delta ($385), and American Airlines ($567) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Castries. These flights start at 76% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Reagan-National to Castries?

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

  • Can I find deals for business class flights from Reagan-National to Castries?

    Yes. Cheapflights offers flight deals from Reagan-National 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.

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Castries (average of $556). Flying from Washington, D.C. Reagan-National Airport to Castries in December is currently the most expensive (average of $730). 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

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Alternative routes for Reagan-National to Castries

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Castries flights
Baltimore to Castries flights
Baltimore to Castries flights

Top 3 airlines flying from Reagan-National to Castries

Discover the top 3 airlines that operate flights from Reagan-National to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$179Average$658FlexibilityNo cancel feeOn-time62%
DeltaCheapest$385Average$682FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$567Average$725FlexibilityNo cancel feeOn-time71%

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