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Cheap flights from Seattle to Christiansted from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Christiansted departing on 6/23. 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
0 bags

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Find the cheapest flights from Seattle to Christiansted

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:10 am - 8:45 pm
SEA
-
STX
12h 35m
2 stops
American Airlines Logo
3:46 pm - 12:08 am
STX
-
SEA
11h 22m
1 stop
$608American Airlines
Sat, May 30 - Tue, Jun 9
American Airlines Logo
5:10 am - 8:45 pm
SEA
-
STX
12h 35m
2 stops
American Airlines Logo
3:46 pm - 12:08 am
STX
-
SEA
11h 22m
1 stop
$628American Airlines
Sat, May 30 - Tue, Jun 9
American Airlines Logo
11:58 pm - 8:45 pm
SEA
-
STX
17h 47m
2 stops
American Airlines Logo
9:00 am - 12:08 am
STX
-
SEA
18h 08m
1 stop
$650American Airlines
Tue, May 26 - Sun, May 31
American Airlines Logo
5:10 am - 8:45 pm
SEA
-
STX
12h 35m
2 stops
American Airlines Logo
3:46 pm - 12:08 am
STX
-
SEA
11h 22m
1 stop
$666American Airlines
Sat, May 30 - Tue, Jun 9
American Airlines Logo
8:35 pm - 3:04 pm
SEA
-
STX
15h 29m
1 stop
American Airlines Logo
3:54 pm - 12:20 am
STX
-
SEA
11h 26m
1 stop
$676American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
11:59 pm - 8:38 pm
SEA
-
STX
17h 39m
2 stops
American Airlines Logo
8:04 am - 10:26 pm
STX
-
SEA
17h 22m
2 stops
$680American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
11:09 pm - 12:55 pm
SEA
-
STX
10h 46m
1 stop
American Airlines Logo
1:50 pm - 11:25 pm
STX
-
SEA
12h 35m
1 stop
$696American Airlines
Thu, Oct 1 - Thu, Oct 8
American Airlines Logo
11:09 pm - 12:55 pm
SEA
-
STX
10h 46m
1 stop
American Airlines Logo
4:00 pm - 9:19 am
STX
-
SEA
20h 19m
2 stops
$700American Airlines
Thu, Oct 1 - Thu, Oct 8
American Airlines Logo
11:58 pm - 8:45 pm
SEA
-
STX
17h 47m
2 stops
American Airlines Logo
3:48 pm - 12:08 am
STX
-
SEA
11h 20m
1 stop
$710American Airlines
Tue, May 26 - Sun, May 31
American Airlines Logo
8:45 pm - 8:45 pm
SEA
-
STX
21h 00m
1 stop
American Airlines Logo
9:00 am - 12:08 am
STX
-
SEA
18h 08m
1 stop
$712American Airlines
Tue, May 26 - Sun, May 31

American Airlines flights from Seattle to Christiansted

Our best American Airlines deals on Seattle to Christiansted flight tickets
American Airlines
May 30
SEA5:10 amSeattle/Tacoma Intl
12h 35m
2 stops
STX8:45 pmChristiansted Henry Rohlsen
Jun 9
STX3:46 pmChristiansted Henry Rohlsen
11h 22m
1 stop
SEA12:08 amSeattle/Tacoma Intl
$608
American Airlines
May 30
SEA5:10 amSeattle/Tacoma Intl
12h 35m
2 stops
STX8:45 pmChristiansted Henry Rohlsen
Jun 9
STX3:46 pmChristiansted Henry Rohlsen
11h 22m
1 stop
SEA12:08 amSeattle/Tacoma Intl
$628
American Airlines
May 26
SEA11:58 pmSeattle/Tacoma Intl
17h 47m
2 stops
STX8:45 pmChristiansted Henry Rohlsen
May 31
STX9:00 amChristiansted Henry Rohlsen
18h 08m
1 stop
SEA12:08 amSeattle/Tacoma Intl
$650

United Airlines flights from Seattle to Christiansted

Our best United Airlines deals on Seattle to Christiansted flight tickets
United Airlines
Jun 1
SEA7:05 pmSeattle/Tacoma Intl
19h 05m
3 stops
STX5:10 pmChristiansted Henry Rohlsen
Jun 5
STX9:59 amChristiansted Henry Rohlsen
18h 30m
3 stops
SEA1:29 amSeattle/Tacoma Intl
$1,562
United Airlines
Sep 26
SEA11:59 pmSeattle/Tacoma Intl
16h 39m
2 stops
STX7:38 pmChristiansted Henry Rohlsen
Sep 29
STX3:14 pmChristiansted Henry Rohlsen
33h 41m
2 stops
SEA9:55 pmSeattle/Tacoma Intl
$1,712
United Airlines
Aug 21
SEA11:04 pmSeattle/Tacoma Intl
15h 06m
2 stops
STX5:10 pmChristiansted Henry Rohlsen
Aug 30
STX10:25 amChristiansted Henry Rohlsen
16h 19m
2 stops
SEA11:44 pmSeattle/Tacoma Intl
$1,731

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Christiansted 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 May 13, 2026.
Use the filters below to find and compare flights from Seattle to Christiansted that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 5/30

5:10 am-8:45 pm

2 stops12h 35m

Christiansted Henry Rohlsen

Tue 6/9

3:46 pm-12:08 am

1 stop11h 22m

$608

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 5/30

5:10 am-8:45 pm

2 stops12h 35m

Christiansted Henry Rohlsen

Tue 6/9

3:46 pm-12:08 am

1 stop11h 22m

$628

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Tue 5/26

11:58 pm-8:45 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Sun 5/31

9:00 am-12:08 am

1 stop18h 08m

$650

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 5/30

5:10 am-8:45 pm

2 stops12h 35m

Christiansted Henry Rohlsen

Tue 6/9

3:46 pm-12:08 am

1 stop11h 22m

$666

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

8:35 pm-3:04 pm

1 stop15h 29m

Christiansted Henry Rohlsen

Tue 8/25

3:54 pm-12:20 am

1 stop11h 26m

$676

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

11:59 pm-8:38 pm

2 stops17h 39m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-10:26 pm

2 stops17h 22m

$680
Quickest round-trip

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 10/1

11:09 pm-12:55 pm

1 stop10h 46m

Christiansted Henry Rohlsen

Thu 10/8

1:50 pm-11:25 pm

1 stop12h 35m

$696

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 10/1

11:09 pm-12:55 pm

1 stop10h 46m

Christiansted Henry Rohlsen

Thu 10/8

4:00 pm-9:19 am

2 stops20h 19m

$700

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Tue 5/26

11:58 pm-8:45 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Sun 5/31

3:48 pm-12:08 am

1 stop11h 20m

$710

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Tue 5/26

8:45 pm-8:45 pm

1 stop21h 00m

Christiansted Henry Rohlsen

Sun 5/31

9:00 am-12:08 am

1 stop18h 08m

$712

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Christiansted from

How to get the cheapest flight ticket from Seattle to Christiansted

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 typical price of a round-trip flight between Seattle and Christiansted?

What is the cheapest month to fly to Christiansted?

The cheapest month to fly to Christiansted from Seattle is in October. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Christiansted, with average flight prices from Seattle averaging around $0.

Can stopping save me money on Seattle to Christiansted flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to Christiansted flight.

When to book flights from Seattle to Christiansted

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

Cheap Seattle to Christiansted (SEA to STX) flight deals and tips

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

Fastest flight time

12h 07m

Direct flights

None
The fastest flight from Seattle to Christiansted takes 12h 07m
There are no direct flights from Seattle to Christiansted. There are no popular flight routes from Seattle to Christiansted.
Search flight deals

Frequently asked questions about flying from Seattle to Christiansted

  • How far is Seattle/Tacoma Intl to Christiansted Henry Rohlsen by plane?

    The straight-line distance from Seattle/Tacoma Intl to Christiansted Henry Rohlsen is 3820.4 mi. In terms of flight time, this usually takes a little over 12h 07m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Christiansted Henry Rohlsen Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Christiansted Henry Rohlsen Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Christiansted Henry Rohlsen Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Christiansted Henry Rohlsen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Christiansted Henry Rohlsen Airport.

  • What documentation or ID do you need to fly to Christiansted Henry Rohlsen Airport?

    The travel and health documents you'll need for your trip to Christiansted Henry Rohlsen Airport 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 Christiansted Henry Rohlsen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Seattle to Christiansted

Compare and see reviews for airlines that fly from Seattle to Christiansted with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $380Free CancellationRating
7.1
11,665 reviews
Search American Airlines flights

Traveling to a place near Christiansted?

Book flights to Christiansted if you plan to visit one of these locations
Frederiksted

Why use momondo?

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

It is quick and easy to find Seattle to Christiansted 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 Christiansted that suits you.

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

Flights from Seattle to Christiansted with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Christiansted from Seattle.

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

Yes. momondo can track prices for Seattle to Christiansted flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly your favorite airline to Christiansted

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
United Airlines
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