$422 Cheap Flights from St. Thomas (STT) to Pasco (PSC)

View $422 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)

Cheap Flights from St. Thomas to Pasco (STT-PSC)

Prices were available within the past 7 days and start at $422 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC) cost?
Snag a cheap one-way flight from $422 or cheap return flight from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)?
is the least expensive month to fly from STT to PSC. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from STT to PSC. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)?
There aren't any daily nonstop flights from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from STT to PSC?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)?
To avoid potential delays on the Cyril E. King Airport (STT) to Tri-Cities Airport (PSC) route, aim to fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC) last-minute?
Waiting until right before your break to book a ticket from STT to PSC generally means paying more. Although you may find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans to boost your chances of snagging a bargain.
Is it cheaper to book a STT to PSC flight and hotel package?
Compared with arranging flights and hotels separately, booking a STT to PSC flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Cyril E. King Airport (STT) to Tri-Cities Airport (PSC)?
It's generally possible to reschedule or cancel your STT to PSC flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Cyril E. King
Destination airport
Tri-Cities
Distance
3612 mi

Book with confidence

Book with confidence

St. Thomas to Pasco Flights

The cheapest times to fly from St. Thomas to Pasco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Thomas to Pasco are during the month of . You can find some of the cheapest flights from St. Thomas to Pasco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Thomas to Pasco

Sunday is one of the best days to book for cheap flights from St. Thomas to Pasco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Thomas to Pasco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Thomas to Pasco in 2025. You can also book with separate airlines for your outbound and return journeys, from $422 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Thomas to Pasco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Thomas to Pasco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Thomas to Pasco Flights

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*Available to One Key members.