$337 Cheap Flights from Butte (BTM) to New Orleans (MSY)

View $337 flight on Sun, Oct 19, 2025Opens in a new window

Popular airlines from Butte, MT (BTM-Bert Mooney) to Louis Armstrong New Orleans Intl. Airport (MSY)

Cheap Flights from Butte to New Orleans (BTM-MSY)

Prices were available within the past 7 days and start at $337 for one-way flights and $382 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Oct 22 - Tue, Oct 28
BTM
Butte
MSY
New Orleans
$382 Roundtrip, found 3 days ago
$382
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 22 from Butte to New Orleans, returning Tue, Oct 28, priced at $382 found 3 days ago
Delta
Mon, Oct 20 - Sat, Oct 25
BTM
Butte
MSY
New Orleans
$392 Roundtrip, found 3 days ago
$392
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Oct 20 from Butte to New Orleans, returning Sat, Oct 25, priced at $392 found 3 days ago
Delta
Fri, Oct 17 - Sat, Oct 25
BTM
Butte
MSY
New Orleans
$402 Roundtrip, found 3 days ago
$402
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Oct 17 from Butte to New Orleans, returning Sat, Oct 25, priced at $402 found 3 days ago
Delta
Wed, Oct 22 - Fri, Oct 24
BTM
Butte
MSY
New Orleans
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 22 from Butte to New Orleans, returning Fri, Oct 24, priced at $422 found 3 days ago
Delta
Thu, Oct 23 - Tue, Oct 28
BTM
Butte
MSY
New Orleans
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 23 from Butte to New Orleans, returning Tue, Oct 28, priced at $422 found 3 days ago
United
Sat, Oct 18 - Thu, Oct 23
BTM
Butte
MSY
New Orleans
$425 Roundtrip, found 3 days ago
$425
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 18 from Butte to New Orleans, returning Thu, Oct 23, priced at $425 found 3 days ago
United
Sat, Oct 18 - Tue, Oct 21
BTM
Butte
MSY
New Orleans
$442 Roundtrip, found 3 days ago
$442
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 18 from Butte to New Orleans, returning Tue, Oct 21, priced at $442 found 3 days ago
Delta
Wed, Oct 15 - Sat, Oct 25
BTM
Butte
MSY
New Orleans
$443 Roundtrip, found 3 days ago
$443
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 15 from Butte to New Orleans, returning Sat, Oct 25, priced at $443 found 3 days ago
Delta
Fri, Oct 17 - Fri, Oct 24
BTM
Butte
MSY
New Orleans
$447 Roundtrip, found 3 days ago
$447
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Oct 17 from Butte to New Orleans, returning Fri, Oct 24, priced at $447 found 3 days ago
Delta
Sat, Oct 18 - Sat, Oct 25
BTM
Butte
MSY
New Orleans
$450 Roundtrip, found 3 days ago
$450
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Oct 18 from Butte to New Orleans, returning Sat, Oct 25, priced at $450 found 3 days ago
Flights from Butte (BTM) to New Orleans (MSY)
Origin airport
Bert Mooney
Destination airport
Louis Armstrong New Orleans Intl.
Roundtrip price
$382
Distance
1628 mi

Butte to New Orleans Flights

The cheapest times to fly from Butte to New Orleans

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 Butte to New Orleans are during the month of October. You can find some of the cheapest flights from Butte to New Orleans with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Butte to New Orleans

Sunday is one of the best days to book for cheap flights from Butte to New Orleans: 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 Butte to New Orleans

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 Butte to New Orleans in 2025. You can also book with separate airlines for your outbound and return journeys, from $337 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 Butte to New Orleans 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 Butte to New Orleans 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.

 

Frequently asked questions

How much does a flight from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY) cost?
Snag a cheap one-way flight from $337 or cheap return flight from $382 from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY)?
The cheapest month to fly from BTM to MSY is October, when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from BTM to MSY. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Nonstop flights from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BTM to MSY?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Opt for a flight from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY) last-minute?
Waiting until just before your trip to book your flight from BTM to MSY often results in higher prices. While you may come across some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for a better chance of getting a bargain.
Is it cheaper to book a BTM to MSY flight and hotel package?
Compared with arranging flights and hotels separately, booking a BTM to MSY flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Bert Mooney Airport (BTM) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Generally, it's possible to reschedule or cancel your BTM to MSY flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.