$225 Cheap United flights from Seattle to St. Thomas (SEA to STT)

Find The Best Day To Fly from Seattle to St. Thomas

Amazing United SEA to STT Flight Deals

The cheapest flights to Cyril E. King found within the past 7 days were $453 round trip and $225 one way. Prices and availability subject to change. Additional terms may apply.

STT From SEA Economy Coach Packages on Similar Airlines

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Windward Passage Hotel
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Frequently asked questions

Can I catch a flight from Seattle - Tacoma Intl. Airport (SEA) to STT right now?
Be sure to check out our Covid-19 Travel Advisor to learn if there are any current travel advice reports and quarantine requirements in place in STT when flying in from SEA.
What terminal is United Airlines at Sea-Tac Airport?
Check your ticket to find out which Seattle - Tacoma Intl. Airport (SEA) terminal you’ll be departing from on your way to STT with United Airlines. If you can’t spot the information on there, get in touch with your airline.
Are there United Airlines non-stop flights from SEA to STT?
Expect a stopover when flying from SEA to Cyril E. King Airport, as United Airlines doesn’t operate nonstop flights between these two locations. While in transit, you might like to buy a gripping novel or a travel magazine from the airport bookstore to help pass the time.
How long is a United Airlines flight from SEA to STT?
Air traffic and weather permitting, your United Airlines flight from SEA to STT will take on average 9 hours and 21 minutes. That means you’ve got ample time to order a glass of wine, get some shut-eye and review your travel itinerary before touchdown.
How many direct and indirect flights does United Airlines fly from SEA to STT?
The route is well traveled from Sea-Tac Airport to STT. United Airlines makes the trip between the two 8 times each week.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to STT, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Seattle SEA to St. Thomas STT 

To find the best deals on flights to Seattle from St. Thomas with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Seattle SEA to St. Thomas STT with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $453 to $500, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Seattle SEA to St. Thomas STT 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Seattle to St. Thomas costs from $225. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to St. Thomas STT from  Seattle SEA with United 

To find a cheap United flight from Seattle SEA to St. Thomas STT, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Seattle SEA to St. Thomas STT 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as February, or if you book a flight with a stopover. 

 

Find nonstop flights from Seattle SEA to St. Thomas STT with United 

If you’re keen to be on St. Thomas soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Seattle SEA to St. Thomas STT 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to St. Thomas STT from  Seattle SEA with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.