Cheap flights from Seattle, WA to Saint Thomas, United States
Flights starting at $153. Choose between Spirit Airlines, Alaska Airlines, or Frontier Airlines to find the best price.
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Tips to know when travelling to Saint Thomas
Cheapest one-way trip | $168 |
---|---|
Cheapest round-trip | $328 |
Average round-trip | $385 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
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Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Saint Thomas. The most popular airlines for this route are Spirit Airlines, Alaska Airlines, Frontier Airlines, Silver Airways, and United Airlines. Seattle and Saint Thomas have 274 direct flights per week.
Check-in for a flight from Seattle to Saint Thomas
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
United Airlines | UAL | UA | Yes | No |
Weather in Saint Thomas
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 26°C | 25°C |
February | 26°C | 24°C |
March | 26°C | 24°C |
April | 26°C | 25°C |
May | 27°C | 26°C |
June | 28°C | 26°C |
July | 28°C | 27°C |
August | 29°C | 27°C |
September | 29°C | 27°C |
October | 29°C | 27°C |
November | 28°C | 26°C |
December | 27°C | 25°C |
14 day forecast
Frequently asked questions
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