Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Castries from $697

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.
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
5:40 pm - 9:57 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
32h 17m2 stops Toronto Pearson Intl Vancouver Intl
$697Air Canada
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
8:15 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 25m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
5:40 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 19m1 stop Toronto Pearson Intl
$697Air 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
5:40 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 19m1 stop Toronto Pearson Intl
$697Air Canada
Sun, Dec 6 - Wed, Dec 9
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
5:40 pm - 9:57 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
32h 17m2 stops Toronto Pearson Intl Vancouver Intl
$704Air Canada
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
8:15 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 25m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
5:40 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 19m1 stop Toronto Pearson Intl
$704Air 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
5:40 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 19m1 stop Toronto Pearson Intl
$704Air Canada
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
8:15 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 25m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
5:40 pm - 8:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
31h 19m1 stop Toronto Pearson Intl
$707Air Canada
Sun, Dec 6 - Wed, Dec 9
American Airlines Logo
8:39 pm - 1:42 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
14h 03m1 stop Miami
American Airlines Logo
2:42 pm - 11:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
12h 17m1 stop Miami
$770American Airlines
Tue, Oct 20 - Tue, Oct 27
American Airlines Logo
5:39 pm - 3:04 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
18h 25m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
2:42 pm - 9:31 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
21h 49m2 stops Miami Chicago O'Hare Intl
$775American Airlines
Tue, Oct 20 - Tue, Oct 27
American Airlines Logo
5:39 pm - 3:04 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
18h 25m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
2:42 pm - 11:59 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
12h 17m1 stop Miami
$775American Airlines
Tue, Oct 20 - Tue, Oct 27

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Seattle to Castries

Our best American Airlines deals on Seattle to Castries flight tickets
American Airlines
Oct 20
SEA8:39 pmSeattle/Tacoma Intl
14h 03m
1 stop
UVF1:42 pmCastries Hewanorra
Oct 27
UVF2:42 pmCastries Hewanorra
12h 17m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$770
American Airlines
Oct 20
SEA5:39 pmSeattle/Tacoma Intl
18h 25m
2 stops
UVF3:04 pmCastries Hewanorra
Oct 27
UVF2:42 pmCastries Hewanorra
21h 49m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$775
American Airlines
Oct 19
SEA6:20 pmSeattle/Tacoma Intl
16h 22m
2 stops
UVF1:42 pmCastries Hewanorra
Oct 24
UVF4:04 pmCastries Hewanorra
20h 27m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$891

WestJet flights from Seattle to Castries

Our best WestJet deals on Seattle to Castries flight tickets
WestJet
Nov 25
SEA2:30 pmSeattle/Tacoma Intl
20h 25m
2 stops
UVF2:55 pmCastries Hewanorra
Nov 29
UVF3:55 pmCastries Hewanorra
49h 45m
2 stops
SEA1:40 pmSeattle/Tacoma Intl
$1,004
WestJet
Feb 11
SEA2:30 pmSeattle/Tacoma Intl
44h 25m
2 stops
UVF2:55 pmCastries Hewanorra
Feb 18
UVF3:55 pmCastries Hewanorra
25h 45m
2 stops
SEA1:40 pmSeattle/Tacoma Intl
$1,005
WestJet
Feb 12
SEA2:30 pmSeattle/Tacoma Intl
20h 25m
2 stops
UVF2:55 pmCastries Hewanorra
Feb 18
UVF3:55 pmCastries Hewanorra
25h 45m
2 stops
SEA1:40 pmSeattle/Tacoma Intl
$1,298

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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

5:40 pm-9:57 pm

2 stops32h 17m

$697

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

8:15 am-4:40 pm

2 stops28h 25m

Castries Hewanorra

Wed 12/9

5:40 pm-8:59 pm

1 stop31h 19m

$697

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

5:40 pm-8:59 pm

1 stop31h 19m

$697

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

5:40 pm-9:57 pm

2 stops32h 17m

$704

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

8:15 am-4:40 pm

2 stops28h 25m

Castries Hewanorra

Wed 12/9

5:40 pm-8:59 pm

1 stop31h 19m

$704

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

5:40 pm-8:59 pm

1 stop31h 19m

$704

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 12/6

8:15 am-4:40 pm

2 stops28h 25m

Castries Hewanorra

Wed 12/9

5:40 pm-8:59 pm

1 stop31h 19m

$707
Quickest round-trip

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Tue 10/20

8:39 pm-1:42 pm

1 stop14h 03m

Castries Hewanorra

Tue 10/27

2:42 pm-11:59 pm

1 stop12h 17m

$770

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Tue 10/20

5:39 pm-3:04 pm

2 stops18h 25m

Castries Hewanorra

Tue 10/27

2:42 pm-9:31 am

2 stops21h 49m

$775

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Tue 10/20

5:39 pm-3:04 pm

2 stops18h 25m

Castries Hewanorra

Tue 10/27

2:42 pm-11:59 pm

1 stop12h 17m

$775

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

$697

Fastest flight time

13h 38m

Direct flights

None
The best flight deal from Seattle to Castries found on momondo in the last 72 hours is $697
The fastest flight from Seattle to Castries takes 13h 38m
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 38m 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 $668Free CancellationRating
7.1
12,046 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?

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.

An easier way to manage your Castries trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 10/10
Sat 10/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport