$99 Cheap United flights St. Louis (STL) to Orlando (MCO)

View $99 flight on Tue, Oct 7, 2025Opens in a new window

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$99 Cheap United flights St. Louis (STL) to Orlando (MCO)

Prices were available within the past 7 days and start at $99 for one-way flights and $202 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 30 - Thu, Oct 9
STL
St. Louis
MCO
Orlando
$202 Roundtrip, found 2 hours ago
$202
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Sep 30 from St. Louis to Orlando, returning Thu, Oct 9, priced at $202 found 2 hours ago
Flights from St. Louis (STL) to Orlando (MCO)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Orlando Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
American Airlines
Distance
881 mi
Average flight time
3 hours 28 mins

Frequently asked questions

How much is a United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Orlando Intl. Airport (MCO)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $202 from STL to MCO. Affordable one-way tickets from $99 are also on offer.**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 MCO with United Airlines?
September is one of the least expensive months to fly to Orlando with United Airlines. You could also find great prices on return and one-way tickets in October.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Orlando Intl. Airport (MCO) with United Airlines?
Begin your search one to three months before your departure to score cheaper fares on United Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Orlando Intl. Airport (MCO). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*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 United Airlines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Orlando Intl. Airport (MCO)?
Click on our "Nonstop" filter when searching for direct United Airlines flights from STL to MCO. It's also a good way to compare other airlines servicing the same direct route.
What is the earliest United Airlines flight from STL to MCO?
To find the earliest departure from STL to MCO with United Airlines, sort your results by "Early Morning" and "Morning." Choosing an early flight generally means cancellations are less likely.**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 United Airlines fly into in Orlando?
Hop on a United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Orlando, and you'll probably come in to Orlando Intl. Airport (MCO). This is the airline's primary hub in this destination.
Why fly with United Airlines from STL to MCO?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to travel from STL to MCO with United Airlines. Plus, by joining Expedia's free One Key™ program, you can earn OneKeyCash™* alongside any airline loyalty program earnings. It's yours to spend on future bookings.*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 United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Orlando Intl. Airport (MCO)?
Typically, you can modify or cancel your flight, although there may be additional fees if you made your booking over 24 hours ago. Need flexible options? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you need to revise your plans. To update your itinerary, visit "Trips," select your flight and click on "Manage Booking" for further information.

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