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Cheap flights from Seattle to Christiansted from $444

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 Christiansted departing on 8/13. 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 Christiansted

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:56 pm - 8:43 pm
SEA
-
STX
17h 47m
2 stops
American Airlines Logo
3:54 pm - 12:20 am
STX
-
SEA
11h 26m
1 stop
$444American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
8:21 pm - 3:04 pm
SEA
-
STX
15h 43m
1 stop
American Airlines Logo
8:04 am - 12:20 am
STX
-
SEA
19h 16m
1 stop
$460American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
8:21 pm - 3:04 pm
SEA
-
STX
15h 43m
1 stop
American Airlines Logo
8:04 am - 8:52 pm
STX
-
SEA
15h 48m
2 stops
$464American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
11:56 pm - 8:43 pm
SEA
-
STX
17h 47m
2 stops
American Airlines Logo
5:01 pm - 10:09 am
STX
-
SEA
20h 08m
2 stops
$479American Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
8:21 pm - 3:04 pm
SEA
-
STX
15h 43m
1 stop
American Airlines Logo
8:04 am - 12:20 am
STX
-
SEA
19h 16m
1 stop
$482American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
11:56 pm - 8:43 pm
SEA
-
STX
17h 47m
2 stops
American Airlines Logo
8:04 am - 10:26 pm
STX
-
SEA
17h 22m
2 stops
$486American Airlines
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
12:40 am - 8:43 pm
SEA
-
STX
17h 03m
2 stops
American Airlines Logo
3:54 pm - 12:20 am
STX
-
SEA
11h 26m
1 stop
$514American Airlines
Thu, Aug 6 - Mon, Aug 10
American Airlines Logo
8:47 pm - 8:43 pm
SEA
-
STX
20h 56m
1 stop
American Airlines Logo
5:01 pm - 9:25 am
STX
-
SEA
19h 24m
2 stops
$547American Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
12:40 am - 8:43 pm
SEA
-
STX
17h 03m
2 stops
American Airlines Logo
3:54 pm - 11:58 am
STX
-
SEA
23h 04m
1 stop
$549American Airlines
Thu, Aug 13 - Sat, Aug 15
American Airlines Logo
8:21 pm - 8:43 pm
SEA
-
STX
21h 22m
1 stop
American Airlines Logo
3:54 pm - 12:20 am
STX
-
SEA
11h 26m
1 stop
$552American Airlines
Thu, Aug 6 - Thu, Aug 13

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American Airlines flights from Seattle to Christiansted

Our best American Airlines deals on Seattle to Christiansted flight tickets
American Airlines
Aug 13
SEA11:56 pmSeattle/Tacoma Intl
17h 47m
2 stops
STX8:43 pmChristiansted Henry Rohlsen
Aug 25
STX3:54 pmChristiansted Henry Rohlsen
11h 26m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$444
American Airlines
Aug 13
SEA8:21 pmSeattle/Tacoma Intl
15h 43m
1 stop
STX3:04 pmChristiansted Henry Rohlsen
Aug 25
STX8:04 amChristiansted Henry Rohlsen
19h 16m
1 stop
SEA12:20 amSeattle/Tacoma Intl
$460
American Airlines
Aug 13
SEA8:21 pmSeattle/Tacoma Intl
15h 43m
1 stop
STX3:04 pmChristiansted Henry Rohlsen
Aug 25
STX8:04 amChristiansted Henry Rohlsen
15h 48m
2 stops
SEA8:52 pmSeattle/Tacoma Intl
$464

JetBlue flights from Seattle to Christiansted

Our best JetBlue deals on Seattle to Christiansted flight tickets
JetBlue
Jul 10
SEA10:19 pmSeattle/Tacoma Intl
14h 28m
2 stops
STX3:47 pmChristiansted Henry Rohlsen
Jul 18
STX4:24 pmChristiansted Henry Rohlsen
31h 33m
2 stops
SEA8:57 pmSeattle/Tacoma Intl
$1,116
JetBlue
Jul 10
SEA10:19 pmSeattle/Tacoma Intl
14h 28m
2 stops
STX3:47 pmChristiansted Henry Rohlsen
Jul 17
STX4:37 pmChristiansted Henry Rohlsen
44h 56m
2 stops
SEA10:33 amSeattle/Tacoma Intl
$1,138
JetBlue
Jul 8
SEA10:19 pmSeattle/Tacoma Intl
38h 28m
2 stops
STX3:47 pmChristiansted Henry Rohlsen
Jul 17
STX4:37 pmChristiansted Henry Rohlsen
44h 56m
2 stops
SEA10:33 amSeattle/Tacoma Intl
$1,220

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 June 29, 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

Thu 8/13

11:56 pm-8:43 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Tue 8/25

3:54 pm-12:20 am

1 stop11h 26m

$444

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

8:21 pm-3:04 pm

1 stop15h 43m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-12:20 am

1 stop19h 16m

$460

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

8:21 pm-3:04 pm

1 stop15h 43m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-8:52 pm

2 stops15h 48m

$464

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 9/5

11:56 pm-8:43 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Sat 9/12

5:01 pm-10:09 am

2 stops20h 08m

$479

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

8:21 pm-3:04 pm

1 stop15h 43m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-12:20 am

1 stop19h 16m

$482

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

11:56 pm-8:43 pm

2 stops17h 47m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-10:26 pm

2 stops17h 22m

$486
Quickest round-trip

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/6

12:40 am-8:43 pm

2 stops17h 03m

Christiansted Henry Rohlsen

Mon 8/10

3:54 pm-12:20 am

1 stop11h 26m

$514

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Sat 9/5

8:47 pm-8:43 pm

1 stop20h 56m

Christiansted Henry Rohlsen

Sat 9/12

5:01 pm-9:25 am

2 stops19h 24m

$547

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/13

12:40 am-8:43 pm

2 stops17h 03m

Christiansted Henry Rohlsen

Sat 8/15

3:54 pm-11:58 am

1 stop23h 04m

$549

SeattleChristiansted

SEA - STX

SEASTX

Seattle/Tacoma Intl

Thu 8/6

8:21 pm-8:43 pm

1 stop21h 22m

Christiansted Henry Rohlsen

Thu 8/13

3:54 pm-12:20 am

1 stop11h 26m

$552

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 cheapest month to fly to Christiansted?

The cheapest month to fly to Christiansted from Seattle is in August. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Christiansted, with average flight prices from Seattle averaging around $495.

Can stopping save me money on Seattle to Christiansted flights?

You could potentially save up to 53% 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 52m

Direct flights

None
The fastest flight from Seattle to Christiansted takes 12h 52m
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 52m.

  • 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
11,768 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
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