IAD - UVF

$212 Find Cheap Flights from Washington Dulles Airport to Castries - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$518
Typical prices: $610-$933
Air Canada
Sun 12/2Sun 12/9
IAD - UVF • 1 stop
Cheapest one-way
$212
Typical prices: $181-$564
Air Canada
Sun 12/2
IAD - UVF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Castries. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 40% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Toronto Pearson Intl (YYZ)
Cheapest • Avg $528 (round-trip)
Newark (EWR)
Shortest trip • 8h 04m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Castries (IAD-UVF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Castries

Wed, Dec 2 - Wed, Dec 9
Air Canada Logo
9:55 am - 4:40 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
29h 45m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 8:10 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
27h 35m1 stop Toronto Pearson Intl
$518Air Canada
Sun, Dec 6 - Thu, Dec 10
Air Canada Logo
9:55 am - 4:40 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
29h 45m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 8:10 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
27h 35m1 stop Toronto Pearson Intl
$518Air Canada
Wed, Dec 9 - Mon, Dec 14
Air Canada Logo
9:55 am - 4:40 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
29h 45m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 3:45 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
23h 10m1 stop Toronto Pearson Intl
$518Air Canada
Wed, Dec 2 - Wed, Dec 9
Air Canada Logo
9:55 am - 4:40 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
29h 45m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 8:10 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
27h 35m1 stop Toronto Pearson Intl
$536Air Canada
Sun, Apr 18 - Fri, Apr 23
American Airlines Logo
8:11 pm - 2:23 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
18h 12m1 stop Charlotte Douglas
American Airlines Logo
3:28 pm - 11:59 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
8h 31m1 stop Charlotte Douglas
$647American Airlines
Mon, Apr 19 - Fri, Apr 23
American Airlines Logo
6:26 am - 2:23 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
7h 57m1 stop Charlotte Douglas
American Airlines Logo
3:28 pm - 11:59 pmUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
8h 31m1 stop Charlotte Douglas
$647American Airlines
Sun, Dec 6 - Thu, Dec 10
American Airlines Logo
6:00 am - 3:24 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
8h 24m1 stop Charlotte Douglas
American Airlines Logo
4:24 pm - 9:10 amUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
17h 46m1 stop Charlotte Douglas
$647American Airlines
Mon, Feb 1 - Tue, Feb 9
Delta Logo
6:00 am - 3:06 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
8h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:35 pm - 12:46 amUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
9h 11m1 stop Atlanta Hartsfield-Jackson
$689Delta
Tue, Feb 2 - Wed, Feb 10
Delta Logo
6:00 am - 3:06 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
8h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:35 pm - 9:50 amUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
18h 15m1 stop Atlanta Hartsfield-Jackson
$689Delta
Wed, Feb 3 - Thu, Feb 11
Delta Logo
7:37 pm - 3:06 pmIAD  Washington, D.C. Dulles Intl-UVF Castries Hewanorra
18h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:25 pm - 9:50 amUVF  Castries Hewanorra-IAD Washington, D.C. Dulles Intl
18h 25m1 stop Atlanta Hartsfield-Jackson
$689Delta
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Castries flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Castries?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Castries typically range from $610 to $933. The lowest price found in the past 5 days was $518, on Air Canada.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Castries?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Castries. It’s 25% cheaper than the average day, while Monday is the most expensive, with prices 11% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Castries?

•January is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Castries at $468 round-trip.
•May ($1,199) and November ($1,176) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 156% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Castries flights

Low season

October

Cheapest flight

$212
Beat the crowds with an average 28% drop in travelers.
The most popular month to fly with an average 50% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Castries

When to book flights from Dulles Intl to Castries

Are your dates flexible? Find out the best times to travel from Dulles Intl to Castries based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Castries flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Castries?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Castries.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Castries?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Castries takes 00m, covering 2,011 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Castries?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Castries flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Castries range from $610 to $933, with an average of $778 over the past 12 months. Anything below $610 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Castries changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $518 to $4,515. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Castries looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Castries are currently lower than usual. Average one-way flight prices are about $331, which is 25% below the typical average for this route.

  • What car rental options are available at Castries Hewanorra Airport (UVF)?

    Castries Hewanorra Airport (UVF) hosts 5 major car rental companies, with daily rates averaging $60 for economy cars. Top options include:

    • Drive A Matic
    • Final Rentals
    • Sixt
    • Ace
    • FlexWays

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Castries?

    Flights from Washington, D.C. Dulles Intl Airport to Castries usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Castries Hewanorra (UVF).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Castries pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Castries most commonly connect through:

    • Charlotte Douglas (CLT) - 63% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 26% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 6% of one-stop connections
    • Newark (EWR) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Castries?

    Yes. Flexible dates can save you up to 33% on flights from Washington, D.C. Dulles Intl Airport to Castries. Sunday is the cheapest departure day at $590 round-trip on average, while Monday is the most expensive at $871, a difference of $281.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Castries?

    Flying via Newark (EWR) gives the shortest average 1-stop total travel time at 8h 04m, compared with 8h 06m via Charlotte Douglas (CLT) and 8h 19m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Castries?

    Castries is 1 hour ahead of Washington, D.C. Dulles Intl Airport (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Castries flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Monday. On this route, Sunday flights average $590, about $281 less than Monday fares (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Castries trip for January. Fares historically average $468 round-trip in that month - typically $731 less than the most expensive month, which is May (based on the last 12 months).

More options for your flight from Dulles Intl to Castries

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