$187 Cheap flights from Christiansted to Seattle (STX to SEA)

Popular airlines from Henry E. Rohlsen Airport (STX) to Seattle-Tacoma International Airport (SEA)

American Airlines
American Airlines
JetBlue Airways
JetBlue Airways
United
United

Cheap Flights from Christiansted to Seattle (STX-SEA)

Prices were available within the past 7 days and start at $187 for one-way flights and $421 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Wed, Jan 14 - Tue, Jan 20

STX

St. Croix Island

SEA

Seattle

$421

Roundtrip

found 3 days ago

Wed, Jan 14 - Tue, Jan 20

STX

St. Croix Island

SEA

Seattle

$473

Roundtrip

found 3 days ago

Sat, Dec 20 - Tue, Jan 6

STX

St. Croix Island

SEA

Seattle

$526

Roundtrip

found 4 days ago

Wed, Jan 14 - Tue, Jan 20

STX

St. Croix Island

SEA

Seattle

$530

Roundtrip

found 3 days ago

Wed, Jan 14 - Tue, Jan 20

STX

St. Croix Island

SEA

Seattle

$532

Roundtrip

found 3 days ago

Sat, Dec 20 - Sun, Jan 4

STX

St. Croix Island

SEA

Seattle

$546

Roundtrip

found 4 days ago

Tue, Dec 23 - Sun, Jan 4

STX

St. Croix Island

SEA

Seattle

$556

Roundtrip

found 4 days ago

Mon, Dec 22 - Wed, Jan 7

STX

St. Croix Island

SEA

Seattle

$567

Roundtrip

found 4 days ago

Mon, May 4 - Mon, May 18

STX

St. Croix Island

SEA

Seattle

$582

Roundtrip

found 13 hours ago

Sat, Jun 27 - Mon, Jul 6

STX

St. Croix Island

SEA

Seattle

$3,122

Roundtrip

found 1 day ago

Frequently asked questions

How much does a flight from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA) cost?

Secure a cheap one-way flight from $187 or cheap return flight from $421 from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.

What is the cheapest month to fly from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA)?

Planning your getaway for January is a good way to save, as it's the cheapest month for flights between STX and SEA. You'll typically find the lowest prices during off-peak months.

What is the cheapest airline that flies from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA)?

Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from STX to SEA. Then, sort your results by "Price (lowest to highest)" to score the best deal available.

How many flights per day from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA)?

You'll need to book a flight with a layover when traveling from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.

What day of the week has the most flights from STX to SEA?

You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.

What is the best time to fly from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA)?

To land at Seattle - Tacoma Intl. Airport (SEA) on time, book a flight that takes off from Henry E. Rohlsen Airport (STX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Is it cheaper to buy a plane ticket from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA) last-minute?

Booking your plane ticket from STX to SEA shortly before your getaway is typically more expensive. But if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Is it cheaper to book a STX to SEA flight and hotel package?

You'll generally save money by securing a STX to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your preferred accommodations and flights, consider adding extras like activities, tours and car rentals.

Can I cancel or change the date of my flight from Henry E. Rohlsen Airport (STX) to Seattle - Tacoma Intl. Airport (SEA)?

If you booked your STX to SEA flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport	Henry E. Rohlsen
Destination airport	Seattle - Tacoma Intl.
Airlines serving	American Airlines, JetBlue Airways
Roundtrip price	$421
Distance	3816 mi

Book with confidence

Christiansted to Seattle Flights

The cheapest times to fly from Christiansted to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Christiansted to Seattle are during the month of January. You can find some of the cheapest flights from Christiansted to Seattle with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Christiansted to Seattle

Sunday is one of the best days to book for cheap flights from Christiansted to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Christiansted to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Christiansted to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $187 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Christiansted to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Christiansted to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.