$125+ Cheap flights from Ontario to New Orleans (ONT - MSY)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSY
Oct 11 — Oct 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to New Orleans with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to New Orleans
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to New OrleansExplore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Ontario to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Sun 10/49:00 pm -
1 stop12h 04m
Deal found 9/9![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Mon 10/59:00 pm -
1 stop14h 09m
Deal found 9/9![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:03 pm -
1 stop18h 10m
Thu 11/125:08 pm -
1 stop28h 00m
Deal found 9/10![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:35 pm -
1 stop22h 47m
Mon 10/2610:07 pm -
1 stop13h 33m
Deal found 9/10![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop19h 58m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 9/9![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
1 stop10h 04m
Mon 10/510:48 am -
1 stop25h 42m
Deal found 9/11![Frontier logo]()
$246
This Expedia deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop22h 47m
Thu 10/1510:37 am -
1 stop15h 13m
Deal found 9/8![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:35 pm -
1 stop19h 04m
Mon 11/26:34 pm -
1 stop17h 06m
Deal found 9/9![Frontier logo]()
$265
Best flights from Ontario to New OrleansDiscover carefully curated flight deals from Ontario to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Ontario to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop5h 57m
Wed 12/165:20 am -
1 stop7h 48m
Deal found 9/8![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/71:20 pm -
1 stop6h 45m
Thu 2/115:30 am -
1 stop6h 15m
Deal found 9/9![Southwest logo]()
$432
This Trip.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop22h 47m
Mon 10/1210:07 pm -
1 stop20h 23m
Deal found 9/6![Frontier logo]()
$453
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:59 pm -
1 stop7h 04m
Wed 10/285:41 am -
2 stops8h 33m
Deal found 9/6![American Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:40 pm -
2 stops14h 06m
Tue 12/87:01 am -
2 stops12h 35m
Deal found 9/8![United Airlines logo]()
$504
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:30 am -
2 stops6h 40m
Sun 11/86:35 am -
1 stop6h 15m
Deal found 9/8![Southwest logo]()
$437
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:18 pm -
1 stop7h 19m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:24 pm -
1 stop6h 20m
Sat 10/108:05 am -
1 stop9h 17m
Deal found 9/10![United Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:10 pm -
1 stop7h 37m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:10 pm -
1 stop6h 53m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:16 pm -
1 stop9h 19m
Mon 10/264:56 pm -
1 stop6h 58m
Deal found 9/6![Delta logo]()
$538
Last-minute flights from Ontario to New OrleansDiscover last-minute flight deals from Ontario to New Orleans. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to New Orleans. Data last updated September 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Sun 10/49:00 pm -
1 stop12h 04m
Deal found 9/9![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Mon 10/59:00 pm -
1 stop14h 09m
Deal found 9/9![Frontier logo]()
$193
This Expedia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
1 stop10h 04m
Mon 10/510:48 am -
1 stop25h 42m
Deal found 9/11![Frontier logo]()
$246
This Expedia deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop22h 47m
Thu 10/1510:37 am -
1 stop15h 13m
Deal found 9/8![Frontier logo]()
$256
This Expedia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 am -
1 stop11h 22m
Mon 10/2610:07 pm -
1 stop13h 33m
Deal found 9/10![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:35 pm -
1 stop22h 47m
Mon 10/2610:07 pm -
1 stop13h 33m
Deal found 9/10![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop19h 58m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 9/9![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:35 pm -
1 stop19h 04m
Mon 11/26:34 pm -
1 stop17h 06m
Deal found 9/9![Frontier logo]()
$265
One-way flights from Ontario to New OrleansSearch for one-way flight options from Ontario to New Orleans. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Ontario to New Orleans. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Super.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:25 am -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$125
This Expedia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:30 pm -
1 stop27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:25 am -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$131
This Super.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:35 pm -
1 stop19h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$132
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop19h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:30 pm -
1 stop27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 am -
1 stop11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$137
This Mytrip deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:52 am -
1 stop19h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$138
This Mytrip deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 am -
1 stop11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$139
This Gotogate deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop22h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$140
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:46 pm -
1 stop15h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$142
Find flight deals from Ontario to New Orleans
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to New Orleans (MSY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Kiwi.com) |
One-way from | $125 (Super.com) |
Popular in | March |
Cheapest in | January |
Average price | $439 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to New Orleans that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Ontario to New Orleans that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sat 11/14
6:00 am-1:16 pm
1 stop5h 16m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$189
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sat 11/14
10:30 am-7:10 pm
2 stops6h 40m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Fri 9/25
8:00 am-8:04 pm
1 stop10h 04m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$203
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 11/16
8:03 pm-4:13 pm
2 stops18h 10m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$204
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 10/19
1:52 pm-10:51 pm
1 stop6h 59m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sun 11/8
8:03 pm-4:13 pm
2 stops18h 10m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sat 10/17
6:00 am-4:13 pm
1 stop8h 13m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 11/23
6:00 am-1:16 pm
1 stop5h 16m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 10/27
6:00 am-1:16 pm
1 stop5h 16m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 11/24
2:00 pm-12:20 am
2 stops8h 20m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$249
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Ontario to New Orleans
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to New Orleans in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-New Orleans flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-New Orleans flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-New Orleans flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-New Orleans flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to New Orleans
Have a flexible travel schedule? Discover the best time to fly to New Orleans from Ontario with our price prediction graph.
ONT-MSY
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to New Orleans
Prices
More
How far ahead should I book a flight from Ontario to New Orleans?
To ensure you get the cheapest price possible for a flight from Ontario to New Orleans, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Ontario to New Orleans?
Currently, January is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $382). Flying from Ontario to New Orleans in March is currently the most expensive (average of $571). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Ontario to New Orleans?
Airfare is below average for this route at the moment.
Ontario to New Orleans flights typically cost between $348 and $512 in October.The cheapest round-trip price found within the last 5 days was $190 on Frontier (Oct 1-Oct 5).
What’s the top layover airport for flights from Ontario to New Orleans?
Share of 1-stop round-trip flights from Ontario to New Orleans chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to New Orleans on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to New Orleans?
Average round-trip fare for 1-stop flights from Ontario to New Orleans, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $331.
What’s the fastest layover option from Ontario to New Orleans?
Shortest average travel time for 1-stop one-way flights from Ontario to New Orleans, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DAL) have the shortest average one-way travel time for 1-stop routes: 6h 00m.
Which airport typically offers the quickest layover for flights from Ontario to New Orleans?
Average layover duration for 1-stop one-way flights from Ontario to New Orleans, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DAL) offer the fastest connection on this route, with an average layover time of 1h 20m.
Reviews of airlines servicing New Orleans
Get insights into the airlines that provide service to New Orleans. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Orleans. Reviews last updated September 11, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to New Orleans to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near New Orleans?
Book flights to New Orleans if you plan to visit one of these locationsMetairie
Kenner
Gonzales
Hammond
Houma
Gretna
Slidell
Thibodaux
Covington
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
New Orleans flight routes
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to New Orleans
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to New Orleans by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to New Orleans by cabin class
Find flights from Ontario to New Orleans, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to New Orleans
Explore flights to New Orleans departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Ontario and New Orleans flights
Browse other Ontario and New Orleans flight options. Last updated on September 11, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Ontario to New Orleans
Discover the top 5 airlines that operate flights from Ontario to New Orleans. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$331 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$328 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$469 | FlexibilityNo cancel fee | On-time63% |