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$459+ Cheap flights from Saint Thomas Island (STT) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
STT — SEA
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Find cheap flights from Saint Thomas Island to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Saint Thomas Island to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Saint Thomas Island (STT) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$576
(Delta)

One-way from

$459
(American Airlines)
Provider with most accurate pricing for Saint Thomas Island Cyril E King-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Saint Thomas Island Cyril E King-Seattle/Tacoma Intl flights.
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From Saint Thomas Island Cyril E King to Seattle/Tacoma Intl
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One-way flight from Saint Thomas Island Cyril E King to Seattle/Tacoma Intl
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Find flight deals from Saint Thomas Island to Seattle

Cheapest flights from Saint Thomas Island to Seattle
Explore the most affordable flight options available from Saint Thomas Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/111:19 pmSTT - SEA
1 stop12h 46mDelta
Mon 6/165:30 pmSEA - STT
2 stops15h 39mDelta
Deal found 4/17$576
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/231:19 pmSTT - SEA
1 stop12h 41mUnited Airlines
Wed 5/2810:15 pmSEA - STT
1 stop11h 02mUnited Airlines
Deal found 4/17$608
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/233:40 pmSTT - SEA
1 stop10h 27mAmerican Airlines
Tue 5/2712:24 amSEA - STT
1 stop12h 56mAmerican Airlines
Deal found 4/17$703

Cheapflights Fare Finder

Customize your flight search to find flights from Saint Thomas Island to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Saint Thomas Island to Seattle that are best for you.

Fly from

Saint Thomas Island

Fly to

Seattle

Route

Depart

Return

Price

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Wed 6/11

1:19 pm-11:05 pm

1 stop12h 46m

Seattle/Tacoma Intl

Mon 6/16

5:30 pm-12:09 pm

2 stops15h 39m

$576

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Fri 5/23

1:19 pm-11:00 pm

1 stop12h 41m

Seattle/Tacoma Intl

Wed 5/28

10:15 pm-12:17 pm

1 stop11h 02m

$608

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Fri 5/23

3:40 pm-11:07 pm

1 stop10h 27m

Seattle/Tacoma Intl

Tue 5/27

12:24 am-4:20 pm

1 stop12h 56m

$703

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Tue 5/13

5:10 pm-10:42 am

2 stops20h 32m

$459

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Sun 5/11

2:51 pm-11:59 pm

2 stops12h 08m

$1,806

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Saint Thomas Island to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint Thomas Island to Seattle in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Saint Thomas Island-Seattle flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Saint Thomas Island-Seattle flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint Thomas Island-Seattle flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint Thomas Island-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Saint Thomas Island to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Saint Thomas Island with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint Thomas Island to Seattle

What is the cheapest time of day to fly from STT to SEA?

Find hourly flight availability from Saint Thomas Island to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

It’s typically best to fly out from Saint Thomas Island to Seattle at noon. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Saint Thomas Island to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Saint Thomas Island to Seattle round-trip?

    According to our current data, Delta ($576), United Airlines ($608), and American Airlines ($703) offers the cheapest pricing from Saint Thomas Island to Seattle.

  • Can I find deals for flights from Saint Thomas Island to Seattle that include hotel bookings?

    Yes. In addition to deals on Saint Thomas Island to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Saint Thomas Island to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Thomas Island to Seattle.

  • Can I find deals for business class flights from Saint Thomas Island to Seattle?

    Yes. Cheapflights offers flight deals from Saint Thomas Island to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint Thomas Island to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Saint Thomas Island to Seattle (average of $238). Flying from Saint Thomas Island to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

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Top 2 airlines flying from Saint Thomas Island to Seattle

Discover the top 2 airlines that operate flights from Saint Thomas Island to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$262Average$652FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$552Average$679FlexibilityNo cancel feeOn-time71%

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