Cheap Flight Tickets from New Orleans (MSY) to Ontario (ONT), Starting at $240

Good to Know: Cheapest and Fastest MSY - ONT Flights

Useful information for finding best airline tickets from Louis Armstrong New Orleans International to Ontario International on your next trip.

Cheapest Round Trip Flight

$240

F9 Frontier Airlines • 1 stop • 27h 2m

Oct 01 – Oct 05

The cheapest round trip flight from New Orleans to Ontario (MSY-ONT-MSY) is currently $240

🔍 Search Flights

Fastest Flight

8h 45m

The fastest nonstop flight from New Orleans to Ontario (MSY-ONT) takes 8h 45m

Top Airlines Flying from New Orleans to Ontario

Southwest Airlines-WN

Southwest Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Delta Airline, DL

Delta Airlines

Latest Flight Deals from New Orleans (MSY) to Ontario (ONT)

Compare and book low fare round-trip air tickets from New Orleans to Ontario. Ideal for travelers with confirmed return itineraries.

Oct 01 - Oct 05, Economy
F9
New Orleans → Ontario
27h 2m
9:00 PM - 11:22 AM • 1 stop
F9
New Orleans → Ontario
16h 44m
8:00 AM - 8:04 PM • 1 stop
$240
Frontier Airlines
Oct 01 - Oct 05, Economy
WN
New Orleans → Ontario
8h 45m
8:25 PM - 11:50 PM • 1 stop
WN
New Orleans → Ontario
8h 25m
2:40 PM - 9:45 PM • 1 stop
$240
Southwest Airlines
Oct 01 - Oct 05, Economy
F9
New Orleans → Ontario
20h 4m
9:00 PM - 7:04 AM • 1 stop
F9
New Orleans → Ontario
16h 44m
8:00 AM - 8:04 PM • 1 stop
$240
Frontier Airlines
Oct 01 - Oct 05, Economy
WN
New Orleans → Ontario
8h 45m
8:25 PM - 11:50 PM • 1 stop
WN
New Orleans → Ontario
5h 40m
8:10 AM - 1:50 PM • nonstop
$267
Southwest Airlines
Oct 01 - Oct 05, Economy
UA
New Orleans → Ontario
10h 31m
5:28 PM - 9:59 PM • 1 stop
UA
New Orleans → Ontario
8h 33m
6:00 AM - 1:13 PM • 1 stop
$313
United Airlines
Oct 01 - Oct 05, Economy
AA
New Orleans → Ontario
8h 45m
10:00 AM - 1:25 PM • 1 stop
AA
New Orleans → Ontario
9h 1m
9:41 AM - 5:22 PM • 1 stop
$353
American Airlines

Fly from New Orleans to Ontario with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from New Orleans to Ontario? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on New Orleans to Ontario Flights

What are the airports in New Orleans?
MSY
What’s the most popular airline flying from MSY to ONT?
The most popular airline flying from New Orleans to Ontario are
Can I fly from MSY to ONT non-stop?
NO
Which airlines fly nonstop between New Orleans and Ontario?
The non-stop flights between New Orleans and Ontario are .
What’s the earliest departure time from MSY to ONT Airport?
The earliest flight leaves MSY at 10:00 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my New Orleans to Ontario flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from MSY to ONT?
Read the fare rules of the New Orleans to Ontario air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from New Orleans and Ontario?
operate flights between New Orleans and Ontario
How long does a flight from New Orleans to Ontario take?
It takes approximately 4 hour to fly non-stop from MSY to ONT, which is 1624.24 miles by air.
Which airlines provide the cheapest flights from New Orleans (MSY) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from MSY were found on UA : USD 313
Do I need a passport to fly between MSY and ONT?
No
What’s the latest departure time from MSY to ONT ?
The last flight leaves MSY at 9:00 pm

New Orleans (MSY) to Ontario (ONT): Airport Information

Origin Airport Louis Armstrong New Orleans International , New Orleans, US
Destination Airport Ontario International , Ontario, US
Distance 1624 miles

More Flight Options for New Orleans (MSY) and Ontario (ONT)

Why Fareleaders for MSY to ONT Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on New Orleans to Ontario flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on MSY to ONT flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of New Orleans to Ontario flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the New Orleans (MSY) to Ontario (ONT)
Terms and Conditions*