$118 Cheap Flights from St. Louis (STL) to George Town (GCM)

View $118 flight on Wed, Nov 19, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)

Cheap Flights from St. Louis to George Town (STL-GCM)

Prices were available within the past 7 days and start at $118 for one-way flights and $340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Nov 19 - Tue, Nov 25
STL
St. Louis
GCM
Grand Cayman
$340 Roundtrip, found 4 hours ago
$340
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 19 from St. Louis to Grand Cayman, returning Tue, Nov 25, priced at $340 found 4 hours ago
American Airlines
Sun, Jan 11 - Fri, Jan 16
STL
St. Louis
GCM
Grand Cayman
$342 Roundtrip, found 1 day ago
$342
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Jan 11 from St. Louis to Grand Cayman, returning Fri, Jan 16, priced at $342 found 1 day ago
American Airlines
Wed, Nov 19 - Tue, Nov 25
STL
St. Louis
GCM
Grand Cayman
$343 Roundtrip, found 4 hours ago
$343
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 19 from St. Louis to Grand Cayman, returning Tue, Nov 25, priced at $343 found 4 hours ago
American Airlines
Wed, Nov 19 - Tue, Nov 25
STL
St. Louis
GCM
Grand Cayman
$345 Roundtrip, found 4 hours ago
$345
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 19 from St. Louis to Grand Cayman, returning Tue, Nov 25, priced at $345 found 4 hours ago
American Airlines
Wed, Feb 18 - Tue, Feb 24
STL
St. Louis
GCM
Grand Cayman
$347 Roundtrip, found 2 days ago
$347
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Feb 18 from St. Louis to Grand Cayman, returning Tue, Feb 24, priced at $347 found 2 days ago
American Airlines
Wed, Nov 19 - Tue, Nov 25
STL
St. Louis
GCM
Grand Cayman
$349 Roundtrip, found 4 hours ago
$349
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 19 from St. Louis to Grand Cayman, returning Tue, Nov 25, priced at $349 found 4 hours ago
Southwest Airlines
Tue, Jan 13 - Fri, Jan 16
STL
St. Louis
GCM
Grand Cayman
$362 Roundtrip, found 3 days ago
$362
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Jan 13 from St. Louis to Grand Cayman, returning Fri, Jan 16, priced at $362 found 3 days ago
Air Canada
Wed, Oct 29 - Thu, Nov 6
STL
St. Louis
GCM
Grand Cayman
$367 Roundtrip, found 17 hours ago
$367
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Wed, Oct 29 from St. Louis to Grand Cayman, returning Thu, Nov 6, priced at $367 found 17 hours ago
United
Wed, Jan 28 - Sun, Feb 1
STL
St. Louis
GCM
Grand Cayman
$371 Roundtrip, found 1 day ago
$371
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jan 28 from St. Louis to Grand Cayman, returning Sun, Feb 1, priced at $371 found 1 day ago
Delta
Wed, Nov 19 - Tue, Nov 25
STL
St. Louis
GCM
Grand Cayman
$475 Roundtrip, found 4 hours ago
$475
Roundtrip
found 4 hours ago
Select Delta flight, departing Wed, Nov 19 from St. Louis to Grand Cayman, returning Tue, Nov 25, priced at $475 found 4 hours ago

Find the cheapest month to fly from St. Louis (STL) to George Town (GCM)

September is typically the cheapest month to fly

From $355 - $866 per traveler.

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM) cost?
Grab a cheap one-way flight from $118 or cheap return flight from $340 from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)?
November is the least expensive month to fly from STL to GCM. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to GCM flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)?
There are no daily direct flights departing from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from STL to GCM?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)?
To reach Owen Roberts Intl. Airport (GCM) on time, select a flight that takes off from Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM) last-minute?
Last-minute fares from STL to GCM are usually more expensive. To lock in the lowest prices, start looking for flights early. That said, if your travel plans are flexible, you may score a cheap fare right before your journey.
Is it cheaper to book a STL to GCM flight and hotel package?
You'll typically save money by securing a STL to GCM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Owen Roberts Intl. Airport (GCM)?
If you reserved your STL to GCM flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Owen Roberts Intl.
Airlines serving
Air Canada, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$340
Distance
1447 mi

Book with confidence

St. Louis to George Town Flights

The cheapest times to fly from St. Louis to George Town

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. Louis to George Town are during the month of November. You can find some of the cheapest flights from St. Louis to George Town with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to George Town

Sunday is one of the best days to book for cheap flights from St. Louis to George Town: 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. Louis to George Town

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. Louis to George Town in 2025. You can also book with separate airlines for your outbound and return journeys, from $118 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. Louis to George Town 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. Louis to George Town 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. Louis to George Town Flights
*Available to One Key members.