Cheap Flights from New Orleans (MSY) to St. Louis (STL)

View AU$265 flight on Wed, 15 Apr. 2026Opens in a new window

Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to Lambert-St. Louis International Airport (STL)

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Cheap Flights from New Orleans (MSY) to St. Louis (STL)

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

Find the cheapest month to fly from New Orleans (MSY) to St. Louis (STL)

September is typically the cheapest month to fly

From AU$220 - AU$1,043 per traveller.

Graph displaying average flight prices per month

Flight from New Orleans to St. Louis route information
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
968 km
Average flight time
1 hour 50 mins

Your quick guide to flights from New Orleans to St. Louis

Pick up great flights from New Orleans to St. Louis

With Expedia, you have your pick of 1 flights a day with 20 airlines covering flights from New Orleans to St. Louis. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from New Orleans to St. Louis that take around 1 hours.

Find cheap flights from New Orleans to St. Louis

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from New Orleans to St. Louis around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to St. Louis is normally in .

Reasons to book your flight from New Orleans to St. Louis with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from New Orleans to St. Louis across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to St. Louis right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Louis Armstrong New Orleans Intl. Airport (MSY) to STL?
Start packing your bags, because round-trip flights from Louis Armstrong New Orleans Intl. Airport (MSY) to St. Louis Lambert International Airport start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MSY to Lambert-St. Louis Intl. Airport (STL)?
Most flights can be cancelled online, but whether or not you incur a fee depends on your airline. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Louis Armstrong New Orleans Intl. Airport to Lambert Field that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for MSY to Lambert Field flights, you'll see a "no change fees" filter for you to select.
How far is the flight from MSY to Lambert-St. Louis Intl. Airport (STL)?
That movie you've been eager to see will have to wait — the flight distance between Louis Armstrong New Orleans Intl. Airport and Lambert Field is only 970 kilometres. The captain will be telling you to buckle up for touchdown before you know it.
Which airlines fly direct from Louis Armstrong New Orleans Intl. Airport (MSY) to STL?
A favourite with many savvy travellers, Southwest Airlines (WN) offers 60 flights every month from MSY to STL. Pick the one that fits with your travel plans and book your fare today.
Are Louis Armstrong New Orleans Intl. Airport (MSY) to Lambert Field flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute deals between Louis Armstrong New Orleans Intl. Airport (MSY) and STL are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some carriers release their prices up to 12 months prior to the departure date. Expedia is continuously updating the best bargains around, so keep checking back and be ready to grab your seat when the price is low.

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