Cheap flights from St. Louis to Gillette (STL to GCC)

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Popular airlines from St. Louis Lambert Intl. Airport (STL) to Gillette, WY (GCC-Campbell County)

United
United

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Cheap Flights from St. Louis to Gillette (STL-GCC)

Prices were available within the past 7 days and start at for one-way flights and $308 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Mon, Nov 24 - Mon, Dec 8

STL

St. Louis

GCC

Gillette

$308

Roundtrip

found 2 days ago

Wed, Oct 15 - Tue, Nov 4

STL

St. Louis

GCC

Gillette

$313

Roundtrip

found 2 days ago

Wed, Oct 15 - Wed, Nov 5

STL

St. Louis

GCC

Gillette

$319

Roundtrip

found 2 days ago

Thu, Oct 2 - Wed, Oct 22

STL

St. Louis

GCC

Gillette

$338

Roundtrip

found 2 days ago

Thu, Oct 2 - Sat, Oct 18

STL

St. Louis

GCC

Gillette

$344

Roundtrip

found 2 days ago

Thu, Oct 23 - Fri, Nov 14

STL

St. Louis

GCC

Gillette

$353

Roundtrip

found 2 days ago

Wed, Oct 22 - Fri, Nov 14

STL

St. Louis

GCC

Gillette

$359

Roundtrip

found 2 days ago

Thu, Oct 2 - Sun, Oct 19

STL

St. Louis

GCC

Gillette

$383

Roundtrip

found 2 days ago

Sat, Oct 18 - Mon, Nov 3

STL

St. Louis

GCC

Gillette

$392

Roundtrip

found 2 days ago

Wed, Oct 15 - Mon, Nov 3

STL

St. Louis

GCC

Gillette

$397

Roundtrip

found 2 days ago

Wed, Oct 1 - Sun, Oct 19

STL

St. Louis

GCC

Gillette

$398

Roundtrip

found 2 days ago

Wed, Oct 15 - Sat, Nov 1

STL

St. Louis

GCC

Gillette

$404

Roundtrip

found 2 days ago

Sun, Nov 30 - Wed, Dec 17

STL

St. Louis

GCC

Gillette

$404

Roundtrip

found 2 days ago

Mon, Oct 20 - Wed, Nov 5

STL

St. Louis

GCC

Gillette

$409

Roundtrip

found 2 days ago

Fri, Oct 31 - Sat, Nov 15

STL

St. Louis

GCC

Gillette

$412

Roundtrip

found 2 days ago

Mon, Nov 24 - Sun, Dec 7

STL

St. Louis

GCC

Gillette

$422

Roundtrip

found 2 days ago

Tue, Oct 14 - Tue, Nov 18

STL

St. Louis

GCC

Gillette

$423

Roundtrip

found 3 days ago

Wed, Oct 15 - Sun, Nov 2

STL

St. Louis

GCC

Gillette

$427

Roundtrip

found 2 days ago

Thu, Oct 2 - Mon, Oct 20

STL

St. Louis

GCC

Gillette

$429

Roundtrip

found 2 days ago

Wed, Nov 12 - Tue, Dec 2

STL

St. Louis

GCC

Gillette

$432

Roundtrip

found 2 days ago

Alternative airports near Gillette

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

GCC

Campbell County

CheapestClosest

8 min

Flights from $353

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC) cost?

Lock in a cheap one-way flight or cheap return flight from $308 from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC) 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 Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC)?

The cheapest month to fly from STL to GCC is November, when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.

What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC)?

Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from STL to GCC. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.

How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC)?

Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."

What day of the week has the most flights from STL to GCC?

Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, airline 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 Campbell County Airport (GCC)?

Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 22% more likely to be 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 Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC) last-minute?

Last-minute bookings from STL to GCC are generally more expensive. To lock in the best rates, start looking for flights well ahead of time. That said, if you're flexible with your travel plans, you may find a cheap ticket right before your journey.

Is it cheaper to book a STL to GCC flight and hotel package?

You'll typically save money by booking a STL to GCC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.

Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Campbell County Airport (GCC)?

In most cases, you can modify or cancel your STL to GCC flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport	Lambert-St. Louis Intl.
Destination airport	Campbell County
Airlines serving	United
Roundtrip price	$308
Distance	872 mi

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St. Louis to Gillette Flights

The cheapest times to fly from St. Louis to Gillette

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

The best time to book a flight from St. Louis to Gillette

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

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 Gillette in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Gillette 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 Gillette 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.

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Cheap Flights from St. Louis (STL) to Gillette (GCC)

Travelers

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Gillette, WY (GCC-Campbell County)

Plan, book, fly with confidence

Be in the know

Book smarter

Earn twice

Cheap Flights from St. Louis to Gillette (STL-GCC)

Alternative airports near Gillette

Frequently asked questions

Travel information

Book with confidence

St. Louis to Gillette Flights

Explore a world of travel with Expedia