$293 Cheap Flights from Peoria (PIA) to St. Thomas (STT)

View $293 flight on Tue, Mar 17, 2026Opens in a new window

Popular airlines from Peoria, IL (PIA-Greater Peoria Regional) to Cyril E. King Airport (STT)

Cheap Flights from Peoria to St. Thomas (PIA-STT)

Prices were available within the past 7 days and start at $293 for one-way flights and $509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 1 - Thu, Jan 8
PIA
Peoria
STT
St. Thomas
$509 Roundtrip, found 3 days ago
$509
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jan 1 from Peoria to St. Thomas, returning Thu, Jan 8, priced at $509 found 3 days ago
American Airlines
Fri, Dec 12 - Thu, Dec 18
PIA
Peoria
STT
St. Thomas
$534 Roundtrip, found 5 days ago
$534
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 12 from Peoria to St. Thomas, returning Thu, Dec 18, priced at $534 found 5 days ago
American Airlines
Thu, Jan 1 - Thu, Jan 8
PIA
Peoria
STT
St. Thomas
$563 Roundtrip, found 3 days ago
$563
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jan 1 from Peoria to St. Thomas, returning Thu, Jan 8, priced at $563 found 3 days ago
American Airlines
Fri, Dec 12 - Thu, Dec 18
PIA
Peoria
STT
St. Thomas
$574 Roundtrip, found 5 days ago
$574
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 12 from Peoria to St. Thomas, returning Thu, Dec 18, priced at $574 found 5 days ago
United
Tue, Dec 30 - Thu, Jan 8
PIA
Peoria
STT
St. Thomas
$599 Roundtrip, found 4 days ago
$599
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 30 from Peoria to St. Thomas, returning Thu, Jan 8, priced at $599 found 4 days ago
American Airlines
Wed, Mar 11 - Tue, Mar 17
PIA
Peoria
STT
St. Thomas
$619 Roundtrip, found 5 hours ago
$619
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Wed, Mar 11 from Peoria to St. Thomas, returning Tue, Mar 17, priced at $619 found 5 hours ago
United
Mon, Nov 24 - Sun, Dec 7
PIA
Peoria
STT
St. Thomas
$622 Roundtrip, found 13 hours ago
$622
Roundtrip
found 13 hours ago
Select United flight, departing Mon, Nov 24 from Peoria to St. Thomas, returning Sun, Dec 7, priced at $622 found 13 hours ago
American Airlines
Sun, Mar 1 - Mon, Mar 9
PIA
Peoria
STT
St. Thomas
$623 Roundtrip, found 2 days ago
$623
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Mar 1 from Peoria to St. Thomas, returning Mon, Mar 9, priced at $623 found 2 days ago
American Airlines
Sat, Aug 8 - Sat, Aug 15
PIA
Peoria
STT
St. Thomas
$644 Roundtrip, found 3 days ago
$644
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 8 from Peoria to St. Thomas, returning Sat, Aug 15, priced at $644 found 3 days ago
American Airlines
Fri, Dec 12 - Thu, Dec 18
PIA
Peoria
STT
St. Thomas
$651 Roundtrip, found 5 days ago
$651
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 12 from Peoria to St. Thomas, returning Thu, Dec 18, priced at $651 found 5 days ago

Alternative airports near St. Thomas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cyril E. King STT. Cheapest option available. Flights from $754
STT
Cyril E. King
Cheapest
Flights from $754

Frequently asked questions

How much does a flight from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT) cost?
Secure a cheap one-way flight from $293 or cheap return flight from $509 from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT)?
The cheapest month to fly from PIA to STT is January, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from PIA to STT. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT)?
There aren't any daily nonstop flights departing from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from PIA to STT?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT)?
To avoid possible delays on the Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT) last-minute?
Last-minute bookings from PIA to STT are usually more expensive. To secure the best rates, start looking for flights as soon as possible. That being said, if you're flexible with your travel dates, you may find a cheap ticket right before you leave.
Is it cheaper to book a PIA to STT flight and hotel package?
Compared with arranging hotels and flights separately, booking a PIA to STT flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and select from our extensive range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Greater Peoria Regional Airport (PIA) to Cyril E. King Airport (STT)?
You can usually cancel or reschedule your PIA to STT flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Greater Peoria Regional
Destination airport
Cyril E. King
Airlines serving
American Airlines, United
Roundtrip price
$509
Distance
2127 mi

Book with confidence

Book with confidence

Peoria to St. Thomas Flights

The cheapest times to fly from Peoria to St. Thomas

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 Peoria to St. Thomas are during the month of January. You can find some of the cheapest flights from Peoria to St. Thomas with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Peoria to St. Thomas: 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 Peoria to St. Thomas

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 Peoria to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $293 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 Peoria to St. Thomas 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 Peoria to St. Thomas 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.

 

Peoria to St. Thomas Flights

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*Available to One Key members.