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$240+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
STT — SEA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Find flight deals from Saint Thomas Island to Seattle

One-way flights from Saint Thomas Island to Seattle
Search for one-way flight options from Saint Thomas Island to Seattle. Find affordable one-way fares based on user searches. Data last updated June 18, 2025.

This FlightHub deal was found by Cheapflights users on 6/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2710:43 amSTT - SEA
2 stops32h 42mSpirit Airlines
Deal found 6/16$240
This Delta deal was found by Cheapflights users on 6/16. 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.
Sun 7/271:27 pmSTT - SEA
1 stop13h 28mDelta
Deal found 6/16$497

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 June 18, 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

Sun 7/27

10:43 am-4:25 pm

2 stops32h 42m

$240

Saint Thomas IslandSeattle

STT - SEA

STTSEA

Saint Thomas Island Cyril E King

Sun 7/27

1:27 pm-11:55 pm

1 stop13h 28m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

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 June 18, 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 June 18, 2025.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,066 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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 June is currently the most expensive (average of $390). 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
Lakewood
Lacey
Ocean Shores
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Cle Elum
Centralia
Kent
Kirkland
Aberdeen
Renton
Shelton
Silverdale
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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$262Average$748FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$552Average$679FlexibilityNo cancel feeOn-time71%

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