$329 Cheap flight deals from Monroe (MLU) to St. Louis (STL)

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Airfares from $329 One Way, Round Trip from Monroe to St. Louis

Prices starting at for return flights and $329 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To St. Louis from Monroe

Route Information for Flights from Monroe to St. Louis

Origin Airport IATA Code
MLU
Destination Airport IATA Code
STL
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Monroe to St. Louis

If it is not enough that we have guaranteed low prices for Monroe to St. Louis flights, Orbitz can also integrate your hotel and car rental needs into the package. This ensures your trip goes smoothly and you get the best possible bargain.

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Use Orbitz.com For Up To The Minute Hot Deals

Budget deals on flights from Monroe to St. Louis are constantly changing. You can get up-to-the-minute updates on the hottest deals on discount tickets and hotels on our website.

Frequently asked questions

What is the shortest flight from Monroe to St. Louis?
The fastest flight from Monroe Regional Airport (MLU) to Lambert-St. Louis Intl. Airport (STL) is 3 hours and 1 minute. Bring something extra to help pass the time, like the latest edition of your favorite magazine or a portable board game.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.