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Cheap flights from Seattle to Castries from $599

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Castries departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Castries

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Castries that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Castries.

Cheap last minute flights

Planning a quick getaway from Seattle to Castries? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Castries, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Castries

Find recent round-trip train or bus tickets from Seattle to Castries.

All round-trip flight deals to Castries

The cheapest plane tickets to Castries found on KAYAK recently.
7:15 pm - 3:45 pmSEA-UVF
16h 30m2 stops
4:45 pm - 9:20 pmUVF-SEA
32h 35m1 stop
$599Air Canada
Find Deal
Tue, Dec 3 - Wed, Dec 25
10:17 pm - 2:35 pmSEA-UVF
12h 18m1 stop
2:11 pm - 11:24 pmUVF-SEA
12h 13m1 stop
$646American Airlines
Find Deal
Tue, Mar 4 - Wed, Mar 19
7:24 pm - 2:30 pmSEA-UVF
15h 06m2 stops
3:30 pm - 10:49 amUVF-SEA
23h 19m2 stops
$650American Airlines
Find Deal
Mon, Feb 3 - Fri, Feb 7
10:17 pm - 2:30 pmSEA-UVF
12h 13m1 stop
3:40 pm - 12:41 pmUVF-SEA
25h 01m1 stop
$660American Airlines
Find Deal
Mon, Feb 3 - Fri, Feb 7
7:24 pm - 2:30 pmSEA-UVF
15h 06m2 stops
4:05 pm - 10:49 amUVF-SEA
22h 44m2 stops
$675American Airlines
Find Deal
Mon, Feb 3 - Sat, Feb 8
6:05 am - 3:45 pmSEA-UVF
29h 40m1 stop
3:40 pm - 2:21 pmUVF-SEA
26h 41m2 stops
Tue, Dec 3 - Tue, Dec 10
3:15 pm - 2:48 pmSEA-UVF
43h 33m2 stops
3:40 pm - 2:21 pmUVF-SEA
26h 41m2 stops
$865WestJet
Find Deal
Tue, Dec 10 - Tue, Dec 17
3:45 pm - 1:38 pmSEA-UVF
17h 53m1 stop
4:21 pm - 10:42 amUVF-SEA
22h 21m1 stop
$1,071Delta
Find Deal
Fri, Dec 27 - Thu, Jan 9
10:45 pm - 3:28 pmSEA-UVF
12h 43m1 stop
4:21 pm - 10:42 amUVF-SEA
22h 21m1 stop
$1,101Delta
Find Deal
Sun, Dec 29 - Thu, Jan 9
3:15 pm - 2:48 pmSEA-UVF
43h 33m2 stops
3:40 pm - 2:21 pmUVF-SEA
26h 41m2 stops
$1,183WestJet
Find Deal
Tue, Dec 17 - Tue, Dec 24
7:10 pm - 4:25 pmSEA-UVF
41h 15m2 stops
$737United Airlines
Find Deal
Thu, Dec 19
1:49 pm - 2:49 pmSEA-UVF
21h 00m1 stop
$836American Airlines
Find Deal
Thu, Dec 19
11:59 pm - 2:48 pmSEA-UVF
58h 49m3 stops
Thu, Dec 19
10:45 pm - 3:28 pmSEA-UVF
12h 43m1 stop
$1,316Delta
Find Deal
Thu, Dec 19

Air Canada flights from Seattle to Castries

Our best Air Canada deals on Seattle to Castries flight tickets
Air Canada
Dec 3
SEA7:15 pmSeattle/Tacoma Intl
16h 30m
2 stops
UVF3:45 pmCastries Hewanorra
Dec 25
UVF4:45 pmCastries Hewanorra
32h 35m
1 stop
SEA9:20 pmSeattle/Tacoma Intl
Air Canada
Dec 10
SEA6:05 amSeattle/Tacoma Intl
29h 40m
1 stop
UVF3:45 pmCastries Hewanorra
Dec 17
UVF4:45 pmCastries Hewanorra
32h 35m
1 stop
SEA9:20 pmSeattle/Tacoma Intl
Air Canada
Dec 10
SEA6:05 amSeattle/Tacoma Intl
29h 40m
1 stop
UVF3:45 pmCastries Hewanorra
Dec 17
UVF4:45 pmCastries Hewanorra
29h 40m
2 stops
SEA6:25 pmSeattle/Tacoma Intl

American Airlines flights from Seattle to Castries

Our best American Airlines deals on Seattle to Castries flight tickets
American Airlines
Mar 4
SEA10:17 pmSeattle/Tacoma Intl
12h 18m
1 stop
UVF2:35 pmCastries Hewanorra
Mar 19
UVF2:11 pmCastries Hewanorra
12h 13m
1 stop
SEA11:24 pmSeattle/Tacoma Intl
American Airlines
Feb 3
SEA7:24 pmSeattle/Tacoma Intl
15h 06m
2 stops
UVF2:30 pmCastries Hewanorra
Feb 7
UVF3:30 pmCastries Hewanorra
23h 19m
2 stops
SEA10:49 amSeattle/Tacoma Intl
American Airlines
Feb 3
SEA10:17 pmSeattle/Tacoma Intl
12h 13m
1 stop
UVF2:30 pmCastries Hewanorra
Feb 7
UVF3:40 pmCastries Hewanorra
25h 01m
1 stop
SEA12:41 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Seattle to Castries?

August. The cheapest time of year to fly to Castries from Seattle is August. Most expensive is October

What is the cheapest day to depart Seattle for Castries?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Saturday

When is the cheapest time to fly from Seattle to Castries?

In the afternoon. Seattle to Castries flights are approximately 34% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Castries from Seattle?

Delta. Delta and American Airlines are the most popular carriers operating from Seattle to Castries

What is the cheapest Seattle to Castries flight route?

Seattle/Tacoma Intl - Castries Hewanorra. Fly from Seattle/Tacoma Intl to Castries Hewanorra for the best Seattle - Castries flight prices

When to book flights from Seattle to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Castries (SEA to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Castries

Best Price Found

$737

Fastest flight time

10h 33m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from Seattle in the past 72 hours is $737. The best round-trip flight deal from Seattle to Castries found on momondo in the last 72 hours is $599.
The fastest flight from Seattle to Castries takes 10h 33m
There are no direct flights from Seattle to Castries. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Castries Hewanorra Airport.
There is 1 airport near Castries: Castries Hewanorra (UVF)

  • How far is Seattle/Tacoma Intl to Castries Hewanorra by plane?

    The distance between Seattle/Tacoma Intl and Castries Hewanorra is about 4177.3 mi. Typically, this will take 10h 33m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Castries Hewanorra Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Castries Hewanorra Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Castries Hewanorra Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Seattle to Castries?


Best airlines flying from Seattle to Castries

Compare and see reviews for airlines that fly from Seattle to Castries with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $525Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $525Free CancellationRating
8.0
8,830 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Castries?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Castries. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Castries with flexible booking policies on momondo?

momondo does allow users to show only those flights to Castries from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Castries?

momondo provides multiple filters to help you find the best flight to Castries from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Castries right now. Can momondo alert me if prices change?

Price alerts on flights to Castries from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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