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Cheap flights from Seattle to Saint Lucia from $358

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
26h 30m2 stops Vancouver Intl Toronto Pearson Intl
Multiple Airlines Logo
3:55 pm - 1:40 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
25h 45m2 stops Toronto Pearson Intl Calgary
$782Multiple Airlines
Sat, Nov 28 - Thu, Dec 10
Multiple Airlines Logo
7:45 am - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 55m1 stop Toronto Pearson Intl
Multiple Airlines Logo
3:55 pm - 1:40 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
25h 45m2 stops Toronto Pearson Intl Calgary
$789Multiple Airlines
Sat, Nov 28 - Thu, Dec 10
American Airlines Logo
9:14 pm - 1:29 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
12h 15m1 stop Miami
American Airlines Logo
4:07 pm - 10:03 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
21h 56m1 stop Charlotte Douglas
$790American Airlines
Sat, Nov 28 - Thu, Dec 10
American Airlines Logo
9:45 pm - 3:04 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
13h 19m1 stop Charlotte Douglas
American Airlines Logo
4:28 pm - 10:12 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
21h 44m1 stop Charlotte Douglas
$790American Airlines
Sun, Nov 15 - Tue, Nov 24
American Airlines Logo
6:23 pm - 1:30 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
15h 07m2 stops Phoenix Sky Harbor Intl Miami
American Airlines Logo
3:56 pm - 9:37 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
21h 41m2 stops Miami Dallas/Fort Worth
$795American Airlines
Sun, Nov 15 - Tue, Nov 24
American Airlines Logo
9:14 pm - 1:30 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
12h 16m1 stop Miami
American Airlines Logo
3:56 pm - 9:43 amUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
21h 47m2 stops Miami Chicago O'Hare Intl
$795American Airlines
Sun, Nov 15 - Tue, Nov 24
Multiple Airlines Logo
3:15 pm - 4:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
21h 25m2 stops Vancouver Intl Toronto Pearson Intl
Multiple Airlines Logo
3:55 pm - 1:40 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
25h 45m2 stops Toronto Pearson Intl Calgary
$810Multiple Airlines
Sun, Nov 15 - Tue, Nov 24
Air Canada Logo
8:40 am - 3:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 00m2 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
$812Air Canada
Thu, Oct 29 - Mon, Nov 2
Air Canada Logo
7:45 am - 3:40 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
$812Air Canada
Thu, Oct 29 - Mon, Nov 2
Air Canada Logo
8:40 am - 3:40 pmSEA  Seattle/Tacoma Intl-UVF Castries Hewanorra
28h 00m2 stops Vancouver Intl Toronto Pearson Intl
Air Canada Logo
5:35 pm - 6:22 pmUVF  Castries Hewanorra-SEA Seattle/Tacoma Intl
28h 47m2 stops Toronto Pearson Intl Vancouver Intl
$812Air Canada
Thu, Oct 29 - Mon, Nov 2

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American Airlines flights from Seattle to Saint Lucia

Our best American Airlines deals on Seattle to Saint Lucia flight tickets
American Airlines
Nov 15
SEA9:45 pmSeattle/Tacoma Intl
13h 19m
1 stop
UVF3:04 pmCastries Hewanorra
Nov 24
UVF4:28 pmCastries Hewanorra
21h 44m
1 stop
SEA10:12 amSeattle/Tacoma Intl
$790
American Airlines
Nov 15
SEA6:23 pmSeattle/Tacoma Intl
15h 07m
2 stops
UVF1:30 pmCastries Hewanorra
Nov 24
UVF3:56 pmCastries Hewanorra
21h 41m
2 stops
SEA9:37 amSeattle/Tacoma Intl
$795
American Airlines
Nov 11
SEA9:14 pmSeattle/Tacoma Intl
14h 27m
1 stop
UVF3:41 pmCastries Hewanorra
Nov 18
UVF2:32 pmCastries Hewanorra
13h 27m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$831

Air Canada flights from Seattle to Saint Lucia

Our best Air Canada deals on Seattle to Saint Lucia flight tickets
Air Canada
Oct 29
SEA8:40 amSeattle/Tacoma Intl
28h 00m
2 stops
UVF3:40 pmCastries Hewanorra
Nov 2
UVF5:35 pmCastries Hewanorra
32h 22m
2 stops
SEA9:57 pmSeattle/Tacoma Intl
$812
Air Canada
Oct 29
SEA7:45 amSeattle/Tacoma Intl
28h 55m
1 stop
UVF3:40 pmCastries Hewanorra
Nov 2
UVF5:35 pmCastries Hewanorra
31h 24m
1 stop
SEA8:59 pmSeattle/Tacoma Intl
$849
Air Canada
Dec 6
SEA7:45 amSeattle/Tacoma Intl
28h 55m
1 stop
UVF4:40 pmCastries Hewanorra
Dec 9
UVF5:35 pmCastries Hewanorra
43h 57m
2 stops
SEA9:32 amSeattle/Tacoma Intl
$852

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Saint Lucia 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

Sat 11/28

10:10 am-4:40 pm

2 stops26h 30m

Castries Hewanorra

Thu 12/10

3:55 pm-1:40 pm

2 stops25h 45m

$782

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sat 11/28

7:45 am-4:40 pm

1 stop28h 55m

Castries Hewanorra

Thu 12/10

3:55 pm-1:40 pm

2 stops25h 45m

$789

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sat 11/28

9:14 pm-1:29 pm

1 stop12h 15m

Castries Hewanorra

Thu 12/10

4:07 pm-10:03 am

1 stop21h 56m

$790

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 11/15

9:45 pm-3:04 pm

1 stop13h 19m

Castries Hewanorra

Tue 11/24

4:28 pm-10:12 am

1 stop21h 44m

$790

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 11/15

6:23 pm-1:30 pm

2 stops15h 07m

Castries Hewanorra

Tue 11/24

3:56 pm-9:37 am

2 stops21h 41m

$795
Quickest round-trip

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 11/15

9:14 pm-1:30 pm

1 stop12h 16m

Castries Hewanorra

Tue 11/24

3:56 pm-9:43 am

2 stops21h 47m

$795

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Sun 11/15

3:15 pm-4:40 pm

2 stops21h 25m

Castries Hewanorra

Tue 11/24

3:55 pm-1:40 pm

2 stops25h 45m

$810

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Thu 10/29

8:40 am-3:40 pm

2 stops28h 00m

Castries Hewanorra

Mon 11/2

5:35 pm-9:57 pm

2 stops32h 22m

$812

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Thu 10/29

7:45 am-3:40 pm

1 stop28h 55m

Castries Hewanorra

Mon 11/2

5:35 pm-9:57 pm

2 stops32h 22m

$812

SeattleCastries

SEA Seattle/Tacoma Intl - UVF Castries Hewanorra

SEAUVF

Seattle/Tacoma Intl

Thu 10/29

8:40 am-3:40 pm

2 stops28h 00m

Castries Hewanorra

Mon 11/2

5:35 pm-6:22 pm

2 stops28h 47m

$812

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Seattle to Saint Lucia

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 Saint Lucia?

The month of August is, on average, the cheapest month to fly to Saint Lucia from Seattle, with most prices found around $0. If you aren’t able to travel to Saint Lucia during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $752.

Cheap Seattle to Saint Lucia flight deals and tips

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

Best Price Found

$358

Fastest flight time

20h 24m

Direct flights

None
The best one-way flight to Saint Lucia from Seattle in the past 72 hours is $358. The best round-trip flight deal from Seattle to Saint Lucia found on momondo in the last 72 hours is $782.
The fastest flight from Seattle to Saint Lucia takes 20h 24m
There are no direct flights from Seattle to Saint Lucia. There are no popular flight routes from Seattle to Saint Lucia.
Search flight deals

Frequently asked questions about flying from Seattle to Saint Lucia

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Saint Lucia

Compare and see reviews for airlines that fly from Seattle to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $752Free CancellationRating
7.0
12,099 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Seattle to Saint Lucia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Lucia that suits you.

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

Yes. momondo allows you to filter the results for Seattle to Saint Lucia flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Saint Lucia?

momondo provides multiple filters to help you find the best flight to Saint Lucia 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 Saint Lucia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Lucia from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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