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Cheap flights from Seattle to Saint Thomas Island from $229

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 Saint Thomas Island departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Saint Thomas Island

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Saint Thomas Island that have been recently found on momondo from popular airlines, departing in the coming months.
8:30 am - 10:46 amSEA-STT
22h 16m2 stops
12:11 pm - 11:46 amSTT-SEA
27h 35m2 stops
$231Spirit Airlines
Find Deal
Wed, Feb 26 - Wed, Mar 5
5:15 am - 11:06 amSEA-STT
25h 51m2 stops
11:11 am - 11:46 amSTT-SEA
27h 35m2 stops
$233Spirit Airlines
Find Deal
Tue, Mar 4 - Tue, Mar 11
5:15 am - 10:46 amSEA-STT
25h 31m2 stops
11:11 am - 11:46 amSTT-SEA
27h 35m2 stops
$251Spirit Airlines
Find Deal
Thu, Feb 27 - Wed, Mar 12
7:47 pm - 11:06 amSEA-STT
35h 19m3 stops
11:11 am - 11:46 amSTT-SEA
27h 35m2 stops
$256Spirit Airlines
Find Deal
Mon, Mar 3 - Wed, Mar 12
7:32 pm - 1:11 pmSEA-STT
13h 39m2 stops
3:00 pm - 10:42 pmSTT-SEA
11h 42m1 stop
$517United Airlines
Find Deal
Wed, Feb 26 - Wed, Mar 5
7:13 pm - 12:27 pmSEA-STT
13h 14m2 stops
4:20 pm - 11:24 pmSTT-SEA
11h 04m1 stop
$542American Airlines
Find Deal
Tue, Feb 25 - Tue, Mar 4
10:55 pm - 1:40 pmSEA-STT
10h 45m1 stop
2:55 pm - 10:16 pmSTT-SEA
11h 21m1 stop
$562Delta
Find Deal
Thu, Feb 27 - Tue, Mar 4
10:17 pm - 5:41 pmSEA-STT
15h 24m1 stop
6:35 pm - 9:34 amSTT-SEA
18h 59m2 stops
$587American Airlines
Find Deal
Thu, Feb 27 - Tue, Mar 4
11:59 pm - 3:40 pmSEA-STT
11h 41m1 stop
3:00 pm - 10:42 pmSTT-SEA
11h 42m1 stop
$607United Airlines
Find Deal
Tue, Feb 18 - Wed, Feb 26
10:55 pm - 1:40 pmSEA-STT
10h 45m1 stop
1:55 pm - 10:22 pmSTT-SEA
11h 27m1 stop
$643Delta
Find Deal
Thu, Feb 27 - Wed, Mar 12

American Airlines flights from Seattle to Saint Thomas Island

Our best American Airlines deals on Seattle to Saint Thomas Island flight tickets
American Airlines
Feb 25
SEA7:13 pmSeattle/Tacoma Intl
13h 14m
2 stops
STT12:27 pmSaint Thomas Island Cyril E King
Mar 4
STT4:20 pmSaint Thomas Island Cyril E King
11h 04m
1 stop
SEA11:24 pmSeattle/Tacoma Intl
American Airlines
Feb 27
SEA10:17 pmSeattle/Tacoma Intl
15h 24m
1 stop
STT5:41 pmSaint Thomas Island Cyril E King
Mar 4
STT6:35 pmSaint Thomas Island Cyril E King
18h 59m
2 stops
SEA9:34 amSeattle/Tacoma Intl
American Airlines
Mar 19
SEA1:50 pmSeattle/Tacoma Intl
18h 00m
1 stop
STT10:50 amSaint Thomas Island Cyril E King
Mar 26
STT12:25 pmSaint Thomas Island Cyril E King
14h 01m
1 stop
SEA11:26 pmSeattle/Tacoma Intl

United Airlines flights from Seattle to Saint Thomas Island

Our best United Airlines deals on Seattle to Saint Thomas Island flight tickets
United Airlines
Feb 26
SEA7:32 pmSeattle/Tacoma Intl
13h 39m
2 stops
STT1:11 pmSaint Thomas Island Cyril E King
Mar 5
STT3:00 pmSaint Thomas Island Cyril E King
11h 42m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
United Airlines
Feb 18
SEA11:59 pmSeattle/Tacoma Intl
11h 41m
1 stop
STT3:40 pmSaint Thomas Island Cyril E King
Feb 26
STT3:00 pmSaint Thomas Island Cyril E King
11h 42m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
United Airlines
Feb 26
SEA3:04 pmSeattle/Tacoma Intl
16h 56m
2 stops
STT12:00 pmSaint Thomas Island Cyril E King
Mar 5
STT3:00 pmSaint Thomas Island Cyril E King
11h 42m
1 stop
SEA10:42 pmSeattle/Tacoma Intl

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Seattle to Saint Thomas Island

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 Thomas Island?

The month of October is another great option to travel to Saint Thomas Island, with average flight prices from Seattle averaging around $577.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Seattle is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $598. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Saint Thomas Island for around $880.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $379. Flights to Saint Thomas Island are more costly in the evening, with an average ticket price of $775. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from Seattle when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $782 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Seattle for as low as $605 on momondo.

How have Seattle to Saint Thomas Island flight prices changed over time?

As of January 2025, prices for Seattle to Saint Thomas Island flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Saint Thomas Island

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

Cheap Seattle to Saint Thomas Island (SEA to STT) flight deals and tips

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

Best Price Found

$229

Fastest flight time

10h 10m

Direct flights

None

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Seattle in the past 72 hours is $229. The best round-trip flight deal from Seattle to Saint Thomas Island found on momondo in the last 72 hours is $231.
The fastest flight from Seattle to Saint Thomas Island takes 10h 10m
There are no direct flights from Seattle to Saint Thomas Island. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Saint Thomas Island Cyril E King Airport.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)

  • How far is Seattle/Tacoma Intl to Saint Thomas Island Cyril E King by plane?

    There are 3780.5 mi between Seattle/Tacoma Intl and Saint Thomas Island Cyril E King. 10h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Saint Thomas Island Cyril E King 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 Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King 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 Saint Thomas Island Cyril E King 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 Saint Thomas Island?


Best airlines flying from Seattle to Saint Thomas Island

Compare and see reviews for airlines that fly from Seattle to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $199Free CancellationRating
6.3
8,092 reviews
Search Spirit Airlines flights
DeltaPriceFrom $455Free CancellationRating
8.0
8,468 reviews
Search Delta flights
American AirlinesPriceFrom $485Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $495Free CancellationRating
7.4
8,934 reviews
Search United Airlines flights

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Thomas Island from Seattle.

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

All flight searches from Seattle to Saint Thomas Island on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Seattle to Saint Thomas Island flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Saint Thomas Island from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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