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Cheap flights from Seattle to Christiansted from $218

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 5/1. 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
10:16 pm - 1:15 pm
SEA
-
STX
11h 59m
1 stop
American Airlines Logo
5:14 pm - 10:14 am
STX
-
SEA
20h 00m
2 stops
$380American Airlines
Mon, Apr 20 - Tue, Apr 28
American Airlines Logo
11:33 pm - 4:13 pm
SEA
-
STX
13h 40m
2 stops
American Airlines Logo
5:14 pm - 9:35 am
STX
-
SEA
19h 21m
2 stops
$465American Airlines
Fri, May 8 - Thu, May 14
American Airlines Logo
8:08 pm - 2:59 pm
SEA
-
STX
15h 51m
1 stop
American Airlines Logo
1:50 pm - 9:20 am
STX
-
SEA
22h 30m
2 stops
$490American Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
10:16 pm - 1:15 pm
SEA
-
STX
11h 59m
1 stop
American Airlines Logo
5:14 pm - 10:41 am
STX
-
SEA
20h 27m
2 stops
$492American Airlines
Mon, Apr 13 - Wed, Apr 22
American Airlines Logo
1:19 pm - 4:13 pm
SEA
-
STX
23h 54m
2 stops
American Airlines Logo
5:14 pm - 10:41 am
STX
-
SEA
20h 27m
2 stops
$497American Airlines
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
10:16 pm - 1:15 pm
SEA
-
STX
11h 59m
1 stop
American Airlines Logo
2:05 pm - 11:44 pm
STX
-
SEA
12h 39m
1 stop
$502American Airlines
Mon, Apr 20 - Wed, Apr 29
American Airlines Logo
10:16 pm - 4:13 pm
SEA
-
STX
14h 57m
1 stop
American Airlines Logo
2:05 pm - 9:35 am
STX
-
SEA
22h 30m
2 stops
$506American Airlines
Tue, Apr 21 - Wed, Apr 29
American Airlines Logo
8:45 pm - 8:49 pm
SEA
-
STX
21h 04m
1 stop
American Airlines Logo
4:10 pm - 10:24 am
STX
-
SEA
21h 14m
2 stops
$508American Airlines
Tue, Jul 28 - Thu, Aug 6
American Airlines Logo
10:16 pm - 4:13 pm
SEA
-
STX
14h 57m
1 stop
American Airlines Logo
2:05 pm - 11:44 pm
STX
-
SEA
12h 39m
1 stop
$522American Airlines
Sun, Apr 19 - Fri, May 1
American Airlines Logo
10:16 pm - 1:15 pm
SEA
-
STX
11h 59m
1 stop
American Airlines Logo
2:05 pm - 12:44 am
STX
-
SEA
13h 39m
2 stops
$526American Airlines
Mon, Apr 20 - Sat, May 2

American Airlines flights from Seattle to Christiansted

Our best American Airlines deals on Seattle to Christiansted flight tickets
American Airlines
Apr 20
SEA10:16 pmSeattle/Tacoma Intl
11h 59m
1 stop
STX1:15 pmChristiansted Henry Rohlsen
Apr 28
STX5:14 pmChristiansted Henry Rohlsen
20h 00m
2 stops
SEA10:14 amSeattle/Tacoma Intl
$380
American Airlines
May 8
SEA11:33 pmSeattle/Tacoma Intl
13h 40m
2 stops
STX4:13 pmChristiansted Henry Rohlsen
May 14
STX5:14 pmChristiansted Henry Rohlsen
19h 21m
2 stops
SEA9:35 amSeattle/Tacoma Intl
$465
American Airlines
Sep 5
SEA8:08 pmSeattle/Tacoma Intl
15h 51m
1 stop
STX2:59 pmChristiansted Henry Rohlsen
Sep 12
STX1:50 pmChristiansted Henry Rohlsen
22h 30m
2 stops
SEA9:20 amSeattle/Tacoma Intl
$490

United Airlines flights from Seattle to Christiansted

Our best United Airlines deals on Seattle to Christiansted flight tickets
United Airlines
Apr 10
SEA7:05 pmSeattle/Tacoma Intl
18h 53m
3 stops
STX4:58 pmChristiansted Henry Rohlsen
Apr 14
STX10:20 amChristiansted Henry Rohlsen
15h 22m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$1,306
United Airlines
Apr 10
SEA7:05 pmSeattle/Tacoma Intl
18h 53m
3 stops
STX4:58 pmChristiansted Henry Rohlsen
Apr 14
STX10:20 amChristiansted Henry Rohlsen
15h 22m
2 stops
SEA10:42 pmSeattle/Tacoma Intl
$1,475
United Airlines
Apr 1
SEA4:45 pmSeattle/Tacoma Intl
37h 10m
3 stops
STX8:55 amChristiansted Henry Rohlsen
Apr 30
STX10:20 amChristiansted Henry Rohlsen
15h 32m
2 stops
SEA10:52 pmSeattle/Tacoma Intl
$1,750

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 March 30, 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

Mon 4/20

10:16 pm-1:15 pm

1 stop11h 59m

Christiansted Henry Rohlsen

Tue 4/28

5:14 pm-10:14 am

2 stops20h 00m

$380

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Fri 5/8

11:33 pm-4:13 pm

2 stops13h 40m

Christiansted Henry Rohlsen

Thu 5/14

5:14 pm-9:35 am

2 stops19h 21m

$465

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 9/5

8:08 pm-2:59 pm

1 stop15h 51m

Christiansted Henry Rohlsen

Sat 9/12

1:50 pm-9:20 am

2 stops22h 30m

$490

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Mon 4/13

10:16 pm-1:15 pm

1 stop11h 59m

Christiansted Henry Rohlsen

Wed 4/22

5:14 pm-10:41 am

2 stops20h 27m

$492

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Wed 4/15

1:19 pm-4:13 pm

2 stops23h 54m

Christiansted Henry Rohlsen

Tue 4/21

5:14 pm-10:41 am

2 stops20h 27m

$497
Quickest round-trip

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Mon 4/20

10:16 pm-1:15 pm

1 stop11h 59m

Christiansted Henry Rohlsen

Wed 4/29

2:05 pm-11:44 pm

1 stop12h 39m

$502

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Tue 4/21

10:16 pm-4:13 pm

1 stop14h 57m

Christiansted Henry Rohlsen

Wed 4/29

2:05 pm-9:35 am

2 stops22h 30m

$506

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Tue 7/28

8:45 pm-8:49 pm

1 stop21h 04m

Christiansted Henry Rohlsen

Thu 8/6

4:10 pm-10:24 am

2 stops21h 14m

$508

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sun 4/19

10:16 pm-4:13 pm

1 stop14h 57m

Christiansted Henry Rohlsen

Fri 5/1

2:05 pm-11:44 pm

1 stop12h 39m

$522

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Mon 4/20

10:16 pm-1:15 pm

1 stop11h 59m

Christiansted Henry Rohlsen

Sat 5/2

2:05 pm-12:44 am

2 stops13h 39m

$526

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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

17h 23m

Direct flights

None
The fastest flight from Seattle to Christiansted takes 17h 23m
There are no direct flights from Seattle to Christiansted. There are no popular flight routes from Seattle to Christiansted.
Search flight deals

  • 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 17h 23m.

  • 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 $474Free CancellationRating
7.1
11,530 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
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