$118+ 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSY
Nov 11 — Nov 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 October 12, 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 October 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:36 pm -
1 stop19h 57m
Mon 12/1411:18 am -
1 stop22h 26m
Deal found 10/7![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:33 pm -
2 stops20h 14m
Fri 11/135:08 pm -
1 stop25h 30m
Deal found 10/8![Frontier logo]()
$255
This CheapOair deal was found by Cheapflights users on 10/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:30 am -
1 stop23h 53m
Mon 12/144:16 pm -
1 stop21h 35m
Deal found 10/8![Frontier logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:35 pm -
1 stop20h 40m
Sun 11/227:15 pm -
1 stop13h 05m
Deal found 10/8![Frontier logo]()
$265
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:07 pm -
2 stops20h 40m
Thu 11/125:08 pm -
2 stops19h 34m
Deal found 10/9![Frontier logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 10/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:25 am -
1 stop25h 25m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 10/10![Frontier logo]()
$273
This Trip.com deal was found by Cheapflights users on 10/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:01 pm -
1 stop24h 27m
Wed 11/2511:05 am -
1 stop25h 40m
Deal found 10/11![Frontier logo]()
$274
This Trip.com deal was found by Cheapflights users on 10/10. 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.
Tue 11/246:45 am -
1 stop25h 25m
Fri 11/278:55 pm -
1 stop17h 47m
Deal found 10/10![Frontier logo]()
$275
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 October 12, 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 October 12, 2026.
This Southwest deal was found by Cheapflights users on 10/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:50 pm -
2 stops7h 00m
Sat 11/146:00 am -
2 stops8h 25m
Deal found 10/7![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 10/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
1 stop5h 41m
Fri 12/45:20 am -
1 stop7h 47m
Deal found 10/7![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:35 pm -
1 stop6h 45m
Sat 11/78:00 am -
1 stop9h 33m
Deal found 10/7![United Airlines logo]()
$475
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:01 pm -
2 stops18h 09m
Mon 11/306:55 pm -
2 stops18h 37m
Deal found 10/11![Frontier logo]()
$501
This Southwest deal was found by Cheapflights users on 10/9. 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.
Fri 11/134:00 pm -
1 stop6h 20m
Tue 11/174:30 pm -
1 stop7h 35m
Deal found 10/9![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 10/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:50 pm -
2 stops7h 00m
Sat 11/76:45 am -
1 stop8h 00m
Deal found 10/10![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 10/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am -
1 stop5h 41m
Fri 12/45:20 am -
1 stop7h 47m
Deal found 10/7![Delta logo]()
$473
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:00 am -
1 stop6h 32m
Sat 1/97:00 am -
2 stops13h 50m
Deal found 10/7![United Airlines logo]()
$542
This Southwest deal was found by Cheapflights users on 10/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:55 am -
2 stops7h 25m
Fri 11/276:00 am -
2 stops11h 25m
Deal found 10/10![Southwest logo]()
$489
This Delta deal was found by Cheapflights users on 10/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/37:00 am -
1 stop8h 31m
Sat 4/106:30 am -
1 stop6h 57m
Deal found 10/9![Delta logo]()
$547
This United Airlines deal was found by Cheapflights users on 10/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/275:00 am -
2 stops9h 12m
Sun 1/317:00 am -
1 stop7h 40m
Deal found 10/7![United Airlines logo]()
$554
This Southwest deal was found by Cheapflights users on 10/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:00 am -
2 stops11h 25m
Sun 11/15:40 am -
1 stop7h 00m
Deal found 10/11![Southwest logo]()
$569
Last-minute flights from Ontario to New OrleansDiscover last-minute flight deals from Ontario to New Orleans. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to New Orleans. Data last updated October 12, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:25 am -
1 stop25h 25m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 10/10![Frontier logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 10/9. 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.
Mon 11/98:03 pm -
2 stops18h 10m
Fri 11/135:08 pm -
1 stop25h 30m
Deal found 10/9![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:33 pm -
2 stops20h 14m
Fri 11/135:08 pm -
1 stop25h 30m
Deal found 10/8![Frontier logo]()
$255
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:07 pm -
2 stops20h 40m
Thu 11/125:08 pm -
2 stops19h 34m
Deal found 10/9![Frontier logo]()
$268
This Trip.com deal was found by Cheapflights users on 10/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 am -
1 stop25h 20m
Sun 11/227:15 pm -
1 stop13h 05m
Deal found 10/11![Frontier logo]()
$284
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:35 pm -
1 stop20h 40m
Sun 11/227:15 pm -
1 stop13h 05m
Deal found 10/8![Frontier logo]()
$265
This Trip.com deal was found by Cheapflights users on 10/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:01 pm -
1 stop24h 27m
Wed 11/2511:05 am -
1 stop25h 40m
Deal found 10/11![Frontier logo]()
$274
This CheapOair deal was found by Cheapflights users on 10/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:45 am -
1 stop25h 25m
Thu 11/2611:05 am -
1 stop15h 09m
Deal found 10/11![Frontier logo]()
$285
This Trip.com deal was found by Cheapflights users on 10/10. 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.
Tue 11/246:45 am -
1 stop25h 25m
Fri 11/278:55 pm -
1 stop17h 47m
Deal found 10/10![Frontier logo]()
$275
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 October 12, 2026.
Search for one-way flight options from Ontario to New Orleans. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:45 am -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Frontier logo]()
$118
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:40 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$128
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:25 am -
1 stop26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 10/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:30 am -
1 stop23h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$132
This CheapOair deal was found by Cheapflights users on 10/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:30 am -
1 stop25h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$135
This Booking.com deal was found by Cheapflights users on 10/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:55 am -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$140
This Super.com deal was found by Cheapflights users on 10/7. 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 10/2111:52 am -
1 stop19h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Frontier logo]()
$141
This Super.com deal was found by Cheapflights users on 10/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:52 am -
1 stop19h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$142
This CheapOair deal was found by Cheapflights users on 10/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:03 pm -
1 stop18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$144
This Booking.com deal was found by Cheapflights users on 10/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:15 am -
1 stop6h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 10/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:16 am -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 10/9. 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.
Wed 11/115:33 pm -
1 stop20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$148
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 October 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Kiwi.com) |
One-way from | $118 (Mytrip) |
Popular in | March |
Cheapest in | January |
Average price | $448 |
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 October 12, 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
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 1/12
6:00 am-1:51 pm
1 stop5h 51m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 3/1
1:20 pm-10:05 pm
1 stop6h 45m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 2/8
7:00 am-5:50 pm
2 stops8h 50m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$161
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sat 12/12
12:20 pm-9:20 pm
1 stop7h 00m
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
Tue 11/10
7:05 am-5:07 pm
1 stop8h 02m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$189
Quickest round-trip
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 11/2
6:00 am-1:41 pm
1 stop5h 41m
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 11/7
12:16 pm-11:35 pm
1 stop9h 19m
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
Fri 12/18
2:00 pm-11:05 pm
2 stops7h 05m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Wed 10/28
6:00 am-1:41 pm
1 stop5h 41m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$230
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 2/2
5:00 am-7:49 pm
2 stops12h 49m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
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 October.
| 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*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 20 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 $409). 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 $406 and $522 in December.The cheapest round-trip price found within the last 5 days was $200 on Frontier (Dec 9-Dec 14).
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 October 12, 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.
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
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
Hammond
Gonzales
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 October 12, 2026.
Ontario and New Orleans flights
Browse other Ontario and New Orleans flight options. Last updated on October 12, 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 October 12, 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 October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$331 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$476 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$341 | Average$495 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$345 | Average$476 | FlexibilityNo cancel fee | On-time63% |