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Cheap flights from Seattle to Saint Croix from $464

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 Saint Croix departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:20 pm - 1:48 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
16h 28m2 stops Phoenix Sky Harbor Intl Miami
American Airlines Logo
5:08 pm - 9:31 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
19h 23m2 stops Miami Chicago O'Hare Intl
$464American Airlines
Thu, Oct 15 - Mon, Oct 19
American Airlines Logo
5:41 pm - 1:48 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
17h 07m2 stops Dallas/Fort Worth Miami
American Airlines Logo
2:38 pm - 11:59 pmSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
12h 21m1 stop Miami
$464American Airlines
Thu, Oct 15 - Mon, Oct 19
American Airlines Logo
5:41 pm - 1:48 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
17h 07m2 stops Dallas/Fort Worth Miami
American Airlines Logo
2:38 pm - 9:31 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
21h 53m2 stops Miami Chicago O'Hare Intl
$464American Airlines
Thu, Oct 15 - Mon, Oct 19
American Airlines Logo
11:16 pm - 9:29 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
19h 13m2 stops Dallas/Fort Worth Miami
American Airlines Logo
8:30 am - 12:20 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
18h 50m1 stop Miami
$484American Airlines
Tue, Sep 1 - Mon, Sep 7
American Airlines Logo
11:11 pm - 5:05 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
13h 54m1 stop Miami
American Airlines Logo
6:09 pm - 9:31 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
19h 22m2 stops Miami Chicago O'Hare Intl
$489American Airlines
Sat, Jan 16 - Sun, Jan 31
American Airlines Logo
11:59 pm - 9:31 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
17h 32m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
6:09 pm - 9:31 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
19h 22m2 stops Miami Chicago O'Hare Intl
$489American Airlines
Sat, Jan 16 - Sun, Jan 31
American Airlines Logo
11:56 pm - 8:43 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
17h 47m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
4:40 pm - 10:09 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
20h 29m2 stops Miami Chicago O'Hare Intl
$499American Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
11:56 pm - 8:43 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
17h 47m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
4:40 pm - 10:09 amSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
20h 29m2 stops Miami Chicago O'Hare Intl
$499American Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
11:14 pm - 5:10 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
14h 56m2 stops Washington, D.C. Dulles Intl Saint Thomas Island Cyril E King
Multiple Airlines Logo
4:55 pm - 2:53 pmSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
48h 58m3 stops San Juan Luis Munoz Marin Intl Chicago O'Hare Intl Houston George Bush Intcntl
$1,037Multiple Airlines
Fri, Oct 9 - Mon, Oct 19
Multiple Airlines Logo
5:00 am - 4:15 pmSEA  Seattle/Tacoma Intl-STX Christiansted Henry Rohlsen
32h 15m2 stops Denver Intl San Juan Luis Munoz Marin Intl
Multiple Airlines Logo
4:55 pm - 2:53 pmSTX  Christiansted Henry Rohlsen-SEA Seattle/Tacoma Intl
48h 58m3 stops San Juan Luis Munoz Marin Intl Chicago O'Hare Intl Houston George Bush Intcntl
$1,081Multiple Airlines
Thu, Sep 24 - Mon, Sep 28

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American Airlines flights from Seattle to Saint Croix

Our best American Airlines deals on Seattle to Saint Croix flight tickets
American Airlines
Oct 15
SEA5:41 pmSeattle/Tacoma Intl
17h 07m
2 stops
STX1:48 pmChristiansted Henry Rohlsen
Oct 19
STX2:38 pmChristiansted Henry Rohlsen
21h 53m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$464
American Airlines
Jan 16
SEA11:11 pmSeattle/Tacoma Intl
13h 54m
1 stop
STX5:05 pmChristiansted Henry Rohlsen
Jan 31
STX6:09 pmChristiansted Henry Rohlsen
19h 22m
2 stops
SEA9:31 amSeattle/Tacoma Intl
$489
American Airlines
Sep 5
SEA11:56 pmSeattle/Tacoma Intl
17h 47m
2 stops
STX8:43 pmChristiansted Henry Rohlsen
Sep 12
STX4:40 pmChristiansted Henry Rohlsen
20h 29m
2 stops
SEA10:09 amSeattle/Tacoma Intl
$499

United Airlines flights from Seattle to Saint Croix

Our best United Airlines deals on Seattle to Saint Croix flight tickets
United Airlines
Aug 13
SEA7:00 amSeattle/Tacoma Intl
26h 30m
2 stops
STX12:30 pmChristiansted Henry Rohlsen
Aug 25
STX3:14 pmChristiansted Henry Rohlsen
32h 29m
3 stops
SEA8:43 pmSeattle/Tacoma Intl
$2,154
United Airlines
Aug 16
SEA7:00 amSeattle/Tacoma Intl
26h 30m
2 stops
STX12:30 pmChristiansted Henry Rohlsen
Aug 24
STX10:25 amChristiansted Henry Rohlsen
37h 18m
3 stops
SEA8:43 pmSeattle/Tacoma Intl
$2,366
United Airlines
Aug 13
SEA7:30 amSeattle/Tacoma Intl
26h 00m
2 stops
STX12:30 pmChristiansted Henry Rohlsen
Aug 25
STX3:14 pmChristiansted Henry Rohlsen
32h 29m
3 stops
SEA8:43 pmSeattle/Tacoma Intl
$2,403

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Saint Croix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Seattle to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Thu 10/15

6:20 pm-1:48 pm

2 stops16h 28m

Christiansted Henry Rohlsen

Mon 10/19

5:08 pm-9:31 am

2 stops19h 23m

$464
Quickest round-trip

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Thu 10/15

5:41 pm-1:48 pm

2 stops17h 07m

Christiansted Henry Rohlsen

Mon 10/19

2:38 pm-11:59 pm

1 stop12h 21m

$464

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Thu 10/15

5:41 pm-1:48 pm

2 stops17h 07m

Christiansted Henry Rohlsen

Mon 10/19

2:38 pm-9:31 am

2 stops21h 53m

$464

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Tue 9/1

11:16 pm-9:29 pm

2 stops19h 13m

Christiansted Henry Rohlsen

Mon 9/7

8:30 am-12:20 am

1 stop18h 50m

$484

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Sat 1/16

11:11 pm-5:05 pm

1 stop13h 54m

Christiansted Henry Rohlsen

Sun 1/31

6:09 pm-9:31 am

2 stops19h 22m

$489

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Sat 1/16

11:59 pm-9:31 pm

2 stops17h 32m

Christiansted Henry Rohlsen

Sun 1/31

6:09 pm-9:31 am

2 stops19h 22m

$489

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Sat 9/5

11:56 pm-8:43 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Sat 9/12

4:40 pm-10:09 am

2 stops20h 29m

$499

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Sat 9/5

11:56 pm-8:43 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Sat 9/12

4:40 pm-10:09 am

2 stops20h 29m

$499

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Fri 10/9

11:14 pm-5:10 pm

2 stops14h 56m

Christiansted Henry Rohlsen

Mon 10/19

4:55 pm-2:53 pm

3 stops48h 58m

$1,037

SeattleChristiansted

SEA Seattle/Tacoma Intl - STX Christiansted Henry Rohlsen

SEASTX

Seattle/Tacoma Intl

Thu 9/24

5:00 am-4:15 pm

2 stops32h 15m

Christiansted Henry Rohlsen

Mon 9/28

4:55 pm-2:53 pm

3 stops48h 58m

$1,081

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Saint Croix from

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

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 Croix?

The month of January is another great option to travel to Saint Croix, with average flight prices from Seattle averaging around $495.

Can stopping save me money on Seattle to Saint Croix flights?

You could potentially save up to 53% on your flight if you consider stops on a Seattle to Saint Croix flight.

Cheap Seattle to Saint Croix flight deals and tips

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

Fastest flight time

11h 38m

Direct flights

None
The fastest flight from Seattle to Saint Croix takes 11h 38m
There are no direct flights from Seattle to Saint Croix. There are no popular flight routes from Seattle to Saint Croix.
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Frequently asked questions about flying from Seattle to Saint Croix

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

    Prices for flights from Seattle/Tacoma Intl Airport to Saint Croix are updated daily.

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

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

    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 Croix.

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

    The required travel and health documents for your Saint Croix 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 Saint Croix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Seattle to Saint Croix

Compare and see reviews for airlines that fly from Seattle to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $380Free CancellationRating
7.1
11,895 reviews
Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Saint Croix. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Saint Croix from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

If you are not ready to book a flight from Seattle to Saint Croix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Croix and let you know when they change.

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