$292 Cheap Delta flights St. Louis (STL) to St. Thomas (STT)

View $292 flight on Sun, Jan 25, 2026Opens in a new window
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$292 Cheap Delta flights St. Louis (STL) to St. Thomas (STT)

Prices were available within the past 7 days and start at $292 for one-way flights and $467 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Dec 24 - Thu, Dec 25
STL
St. Louis
STT
St. Thomas
$467 Roundtrip, just found
$467
Roundtrip
just found
Select Delta flight, departing Wed, Dec 24 from St. Louis to St. Thomas, returning Thu, Dec 25, priced at $467 just found
Delta
Sat, Aug 1 - Thu, Aug 6
STL
St. Louis
STT
St. Thomas
$471 Roundtrip, just found
$471
Roundtrip
just found
Select Delta flight, departing Sat, Aug 1 from St. Louis to St. Thomas, returning Thu, Aug 6, priced at $471 just found
Delta
Mon, Apr 20 - Fri, Apr 24
STL
St. Louis
STT
St. Thomas
$523 Roundtrip, found 17 hours ago
$523
Roundtrip
found 17 hours ago
Select Delta flight, departing Mon, Apr 20 from St. Louis to St. Thomas, returning Fri, Apr 24, priced at $523 found 17 hours ago
Delta
Fri, Jul 31 - Wed, Aug 5
STL
St. Louis
STT
St. Thomas
$527 Roundtrip, just found
$527
Roundtrip
just found
Select Delta flight, departing Fri, Jul 31 from St. Louis to St. Thomas, returning Wed, Aug 5, priced at $527 just found
Delta
Sun, Jan 25 - Fri, Jan 30
STL
St. Louis
STT
St. Thomas
$536 Roundtrip, just found
$536
Roundtrip
just found
Select Delta flight, departing Sun, Jan 25 from St. Louis to St. Thomas, returning Fri, Jan 30, priced at $536 just found
Flights from St. Louis (STL) to St. Thomas (STT)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Popular airline
American Airlines
Distance
2075 mi

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Frequently asked questions

How much is a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Cyril E. King Airport (STT)?
Apply the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines round-trip flights from $467 from STL to STT. Affordable one-way options from $292 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to STT with Delta Air Lines?
Delta Air Lines flights to St. Thomas tend to be more affordable in the quieter months of September and October. Whether you're searching for a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Cyril E. King Airport (STT) with Delta Air Lines?
To grab cheap flights from STL to STT with Delta Air Lines, start searching about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Cyril E. King Airport (STT)?
To find out if there's a direct trip from STL to STT with Delta Air Lines or other carriers, use our "Nonstop" filter when searching for tickets.
What is the earliest Delta Air Lines flight from STL to STT?
Sort your results by "Morning" and "Early Morning" to find the earliest departures from STL to STT. Taking off early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in St. Thomas?
Take a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to St. Thomas, and you're most likely to come in to Cyril E. King Airport (STT). This is the airline's main hub in this destination.
Why fly with Delta Air Lines from STL to STT?
Flying from STL to STT with Delta Air Lines comes with a range of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Cyril E. King Airport (STT)?
It's usually possible to cancel or change your flight, although additional fees may apply if you booked more than 24 hours ago. Need to keep your options open? Make use of Expedia's "Changes included" and "No cancel fee" filters to find flights that won't charge you extra if you have to revise your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for more details.

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