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Cheap flights from Seattle to Saint Thomas Island from $424

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 Saint Thomas Island departing on 5/29. 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
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Tue 5/21
Tue 5/28

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Easily compare round-trip flights from Seattle to Saint Thomas Island

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Saint Thomas Island by changing tabs
American Airlines
May 29
SEA1:15 amSeattle/Tacoma Intl
11h 50m
2 stops
STT4:05 pmSaint Thomas Island Cyril E King
Jun 3
STT2:40 pmSaint Thomas Island Cyril E King
12h 00m
1 stop
SEA11:40 pmSeattle/Tacoma Intl
Delta
Sep 16
SEA11:45 pmSeattle/Tacoma Intl
10h 29m
1 stop
STT1:14 pmSaint Thomas Island Cyril E King
Sep 27
STT2:24 pmSaint Thomas Island Cyril E King
10h 54m
1 stop
SEA10:18 pmSeattle/Tacoma Intl
Spirit Airlines
Sep 9
SEA9:38 amSeattle/Tacoma Intl
27h 54m
3 stops
STT4:32 pmSaint Thomas Island Cyril E King
Sep 16
STT5:25 pmSaint Thomas Island Cyril E King
29h 56m
3 stops
SEA8:21 pmSeattle/Tacoma Intl
Multiple Airlines
May 30
SEA6:05 pmSeattle/Tacoma Intl
36h 29m
3 stops
STT9:34 amSaint Thomas Island Cyril E King
Jun 3
STT5:25 pmSaint Thomas Island Cyril E King
30h 04m
3 stops
SEA8:29 pmSeattle/Tacoma Intl
United Airlines
Jul 18
SEA10:30 pmSeattle/Tacoma Intl
10h 49m
1 stop
STT12:19 pmSaint Thomas Island Cyril E King
Jul 24
STT1:15 pmSaint Thomas Island Cyril E King
10h 58m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
Spirit Airlines
Sep 9
SEA9:38 amSeattle/Tacoma Intl
24h 20m
2 stops
STT12:58 pmSaint Thomas Island Cyril E King
Sep 16
STT5:25 pmSaint Thomas Island Cyril E King
29h 56m
3 stops
SEA8:21 pmSeattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to Saint Thomas Island

If you're looking for one-way flights from Seattle to Saint Thomas Island, view some of our deals below provided by American Airlines and United Airlines
American Airlines
Jun 22
SEA5:40 amSeattle/Tacoma Intl
31h 42m
2 stops
STT4:22 pmSaint Thomas Island Cyril E King
United Airlines
Jun 22
SEA11:50 pmSeattle/Tacoma Intl
12h 44m
1 stop
STT3:34 pmSaint Thomas Island Cyril E King
American Airlines
Jun 21
SEA1:14 amSeattle/Tacoma Intl
12h 08m
2 stops
STT4:22 pmSaint Thomas Island Cyril E King

Search last-minute flights to Saint Thomas Island from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to Saint Thomas Island
Multiple Airlines
May 22
SEA5:45 pmSeattle/Tacoma Intl
42h 03m
3 stops
STT2:48 pmSaint Thomas Island Cyril E King
May 29
STT10:26 amSaint Thomas Island Cyril E King
33h 34m
3 stops
SEA5:00 pmSeattle/Tacoma Intl
American Airlines
May 21
SEA1:15 amSeattle/Tacoma Intl
11h 50m
2 stops
STT4:05 pmSaint Thomas Island Cyril E King
May 29
STT2:40 pmSaint Thomas Island Cyril E King
12h 00m
1 stop
SEA11:40 pmSeattle/Tacoma Intl
Spirit Airlines
May 22
SEA9:35 amSeattle/Tacoma Intl
24h 26m
2 stops
STT1:01 pmSaint Thomas Island Cyril E King
May 29
STT10:26 amSaint Thomas Island Cyril E King
25h 19m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Multiple Airlines
May 22
SEA5:45 pmSeattle/Tacoma Intl
42h 03m
3 stops
STT2:48 pmSaint Thomas Island Cyril E King
May 29
STT10:26 amSaint Thomas Island Cyril E King
25h 19m
2 stops
SEA8:45 amSeattle/Tacoma Intl
Spirit Airlines
May 21
SEA9:35 amSeattle/Tacoma Intl
22h 12m
2 stops
STT10:47 amSaint Thomas Island Cyril E King
Jun 3
STT5:25 pmSaint Thomas Island Cyril E King
18h 20m
2 stops
SEA8:45 amSeattle/Tacoma Intl
American Airlines
May 21
SEA10:05 pmSeattle/Tacoma Intl
13h 50m
1 stop
STT2:55 pmSaint Thomas Island Cyril E King
Jun 3
STT2:40 pmSaint Thomas Island Cyril E King
12h 00m
1 stop
SEA11:40 pmSeattle/Tacoma Intl

American Airlines flights from Seattle to Saint Thomas Island

Our best American Airlines deals on Seattle to Saint Thomas Island flight tickets
American Airlines
May 29
SEA1:15 amSeattle/Tacoma Intl
11h 50m
2 stops
STT4:05 pmSaint Thomas Island Cyril E King
Jun 3
STT2:40 pmSaint Thomas Island Cyril E King
12h 00m
1 stop
SEA11:40 pmSeattle/Tacoma Intl
American Airlines
Oct 6
SEA1:45 pmSeattle/Tacoma Intl
20h 07m
1 stop
STT12:52 pmSaint Thomas Island Cyril E King
Oct 16
STT3:47 pmSaint Thomas Island Cyril E King
10h 03m
1 stop
SEA10:50 pmSeattle/Tacoma Intl
American Airlines
Oct 6
SEA1:45 pmSeattle/Tacoma Intl
20h 07m
1 stop
STT12:52 pmSaint Thomas Island Cyril E King
Oct 16
STT4:27 pmSaint Thomas Island Cyril E King
21h 12m
2 stops
SEA10:39 amSeattle/Tacoma Intl

Delta flights from Seattle to Saint Thomas Island

Our best Delta deals on Seattle to Saint Thomas Island flight tickets
Delta
Sep 16
SEA11:45 pmSeattle/Tacoma Intl
10h 29m
1 stop
STT1:14 pmSaint Thomas Island Cyril E King
Sep 27
STT2:24 pmSaint Thomas Island Cyril E King
10h 54m
1 stop
SEA10:18 pmSeattle/Tacoma Intl
Delta
Jul 15
SEA11:01 pmSeattle/Tacoma Intl
10h 07m
1 stop
STT12:08 pmSaint Thomas Island Cyril E King
Jul 25
STT1:21 pmSaint Thomas Island Cyril E King
13h 38m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Delta
Sep 20
SEA11:45 pmSeattle/Tacoma Intl
11h 50m
1 stop
STT2:35 pmSaint Thomas Island Cyril E King
Sep 29
STT2:24 pmSaint Thomas Island Cyril E King
10h 54m
1 stop
SEA10:18 pmSeattle/Tacoma Intl

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 from Seattle to Saint Thomas Island?

September. The cheapest time of year to fly to Saint Thomas Island from Seattle is September. Most expensive is July

What is the cheapest day to depart Seattle for Saint Thomas Island?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

When is the cheapest time to fly from Seattle to Saint Thomas Island?

In the afternoon. Seattle to Saint Thomas Island flights are approximately 41% more expensive in the evening than in the afternoon

What is the cheapest airline that flies to Saint Thomas Island from Seattle?

Spirit Airlines. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Seattle to Saint Thomas Island

What is the cheapest Seattle to Saint Thomas Island flight route?

Seattle/Tacoma Intl - Saint Thomas Island Cyril E King. Fly from Seattle/Tacoma Intl to Saint Thomas Island Cyril E King for the best Seattle - Saint Thomas Island flight prices

How far in advance should you book Seattle to Saint Thomas Island flights?

27 days before. The cheapest time to buy a flight from Seattle to Saint Thomas Island is approximately 27 days to departure

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

$744

Fastest flight time

9h 57m

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 $744. The best round-trip flight deal from Seattle to Saint Thomas Island found on momondo in the last 72 hours is $424.
The fastest flight from Seattle to Saint Thomas Island takes 9h 57m
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. 9h 57m 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.


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
United AirlinesPriceFrom $255Free CancellationRating
7.4
10,924 reviews
Search United Airlines flights
Spirit AirlinesPriceFrom $280Free CancellationRating
6.4
8,672 reviews
Search Spirit Airlines flights
DeltaPriceFrom $392Free CancellationRating
8.0
10,673 reviews
Search Delta flights
American AirlinesPriceFrom $483Free CancellationRating
7.3
14,514 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $543Free CancellationRating
8.0
9,157 reviews
Search Alaska Airlines flights

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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Tue 5/21
Tue 5/28
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