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Cheap flights from Seattle to Castries from $394

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:14 pm - 2:42 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
13h 28m1 stop Miami
American Airlines Logo
3:42 pm - 12:30 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
12h 48m1 stop Miami
$771American Airlines
Sun, Feb 21 - Fri, Feb 26
American Airlines Logo
11:29 pm - 3:57 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
12h 28m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
3:42 pm - 12:30 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
12h 48m1 stop Miami
$775American Airlines
Sun, Feb 21 - Fri, Feb 26
American Airlines Logo
6:18 pm - 2:58 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
16h 40m2 stops Phoenix Sky Harbor Intl Charlotte Douglas
American Airlines Logo
3:42 pm - 10:53 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
23h 11m2 stops Miami Dallas/Fort Worth
$775American Airlines
Sun, Feb 21 - Fri, Feb 26
Air Canada Logo
10:10 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
26h 30m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
5:35 pm - 9:57 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
32h 22m2 stops Toronto Pearson Intl Vancouver Intl
$786Air Canada
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
7:45 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 55m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 9:57 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
32h 22m2 stops Toronto Pearson Intl Vancouver Intl
$786Air Canada
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
7:45 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 55m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 24m1 stop Toronto Pearson Intl
$786Air Canada
Sun, Dec 6 - Wed, Dec 9
American Airlines Logo
9:45 pm - 3:38 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
13h 53m1 stop Miami
American Airlines Logo
3:46 pm - 12:59 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
13h 13m1 stop Miami
$831American Airlines
Mon, Jan 18 - Tue, Jan 26
American Airlines Logo
11:31 pm - 2:16 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
10h 45m1 stop Charlotte Douglas
American Airlines Logo
3:46 pm - 11:45 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
23h 59m2 stops Miami Charlotte Douglas
$835American Airlines
Mon, Jan 18 - Tue, Jan 26
American Airlines Logo
5:47 pm - 3:38 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
17h 51m2 stops Dallas/Fort Worth Miami
American Airlines Logo
4:38 pm - 11:30 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
22h 52m2 stops Miami Dallas/Fort Worth
$835American Airlines
Mon, Jan 18 - Tue, Jan 26
American Airlines Logo
9:45 pm - 3:38 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
13h 53m1 stop Miami
American Airlines Logo
3:46 pm - 12:59 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
13h 13m1 stop Miami
$867American Airlines
Fri, Jan 29 - Fri, Feb 5

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Delta flights from Seattle to Castries

Our best Delta deals on Seattle to Castries flight tickets
Delta
Nov 10
SEA11:40 pmSeattle/Tacoma Intl
11h 25m
1 stop
UVF3:05 pmCastries Hewanorra
Nov 25
UVF4:25 pmCastries Hewanorra
21h 40m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$1,071
Delta
Nov 13
SEA10:40 pmSeattle/Tacoma Intl
12h 25m
1 stop
UVF3:05 pmCastries Hewanorra
Nov 20
UVF4:25 pmCastries Hewanorra
21h 40m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$1,091
Delta
Nov 12
SEA2:05 pmSeattle/Tacoma Intl
21h 00m
1 stop
UVF3:05 pmCastries Hewanorra
Nov 21
UVF4:25 pmCastries Hewanorra
21h 40m
1 stop
SEA10:05 amSeattle/Tacoma Intl
$1,111

Air Canada flights from Seattle to Castries

Our best Air Canada deals on Seattle to Castries flight tickets
Air Canada
Dec 6
SEA7:45 amSeattle/Tacoma Intl
28h 55m
1 stop
UVF4:40 pmCastries Hewanorra
Dec 9
UVF5:35 pmCastries Hewanorra
31h 24m
1 stop
SEA8:59 pmSeattle/Tacoma Intl
$786
Air Canada
Nov 13
SEA7:05 pmSeattle/Tacoma Intl
41h 35m
2 stops
UVF4:40 pmCastries Hewanorra
Nov 23
UVF5:35 pmCastries Hewanorra
28h 47m
2 stops
SEA6:22 pmSeattle/Tacoma Intl
$802
Air Canada
Nov 12
SEA7:05 pmSeattle/Tacoma Intl
17h 35m
2 stops
UVF4:40 pmCastries Hewanorra
Nov 20
UVF5:35 pmCastries Hewanorra
25h 02m
2 stops
SEA2:37 pmSeattle/Tacoma Intl
$812

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Castries that are best for you.

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Price

Cheapest round-trip

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 2/21

9:14 pm-2:42 pm

1 stop13h 28m

Castries Hewanorra

Fri 2/26

3:42 pm-12:30 am

1 stop12h 48m

$771
Quickest round-trip

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 2/21

11:29 pm-3:57 pm

2 stops12h 28m

Castries Hewanorra

Fri 2/26

3:42 pm-12:30 am

1 stop12h 48m

$775

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 2/21

6:18 pm-2:58 pm

2 stops16h 40m

Castries Hewanorra

Fri 2/26

3:42 pm-10:53 am

2 stops23h 11m

$775

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

10:10 am-4:40 pm

2 stops26h 30m

Castries Hewanorra

Wed 12/9

5:35 pm-9:57 pm

2 stops32h 22m

$786

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

7:45 am-4:40 pm

1 stop28h 55m

Castries Hewanorra

Wed 12/9

5:35 pm-9:57 pm

2 stops32h 22m

$786

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

7:45 am-4:40 pm

1 stop28h 55m

Castries Hewanorra

Wed 12/9

5:35 pm-8:59 pm

1 stop31h 24m

$786

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Mon 1/18

9:45 pm-3:38 pm

1 stop13h 53m

Castries Hewanorra

Tue 1/26

3:46 pm-12:59 am

1 stop13h 13m

$831

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Mon 1/18

11:31 pm-2:16 pm

1 stop10h 45m

Castries Hewanorra

Tue 1/26

3:46 pm-11:45 am

2 stops23h 59m

$835

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Mon 1/18

5:47 pm-3:38 pm

2 stops17h 51m

Castries Hewanorra

Tue 1/26

4:38 pm-11:30 am

2 stops22h 52m

$835

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Fri 1/29

9:45 pm-3:38 pm

1 stop13h 53m

Castries Hewanorra

Fri 2/5

3:46 pm-12:59 am

1 stop13h 13m

$867

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Castries from

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 to Castries?

The month of August is, on average, the cheapest month to fly to Castries from Seattle, with most prices found around $0. The month of January is another great option to travel to Castries, with average flight prices from Seattle averaging around $752.

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

$394

Fastest flight time

13h 51m

Direct flights

None
The best one-way flight to Castries from Seattle in the past 72 hours is $394. The best round-trip flight deal from Seattle to Castries found on momondo in the last 72 hours is $771.
The fastest flight from Seattle to Castries takes 13h 51m
There are no direct flights from Seattle to Castries. There are no popular flight routes from Seattle to Castries.
Search flight deals

Frequently asked questions about flying from Seattle to Castries

  • 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 13h 51m 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 $752Free CancellationRating
7.0
12,210 reviews
Search American Airlines flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

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?

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport