$105+ Cheap flights from Ontario to New Orleans (ONT - MSY)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSY
Jun 17 — Jun 241
Round-trip
1 adult, Economy
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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 May 18, 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 May 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 10/212:58 pm
ONT
- MSY
1 stop12h 12m
Multiple Airlines
Sat 10/243:35 pm
MSY
- ONT
1 stop10h 20m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$207
This Frontier deal was found by Cheapflights users on 5/12. 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.
Wed 9/96:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Wed 9/163:35 pm
MSY
- ONT
1 stop10h 20m
Frontier
Deal found 5/12![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/46:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Mon 6/89:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/13![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 8/203:34 pm
ONT
- MSY
1 stop11h 26m
Multiple Airlines
Tue 8/256:05 pm
MSY
- ONT
2 stops18h 00m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$237
This Expedia deal was found by Cheapflights users on 5/12. 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.
Sat 9/196:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Mon 9/213:35 pm
MSY
- ONT
1 stop10h 20m
Frontier
Deal found 5/12![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Sat 10/1011:16 am
ONT
- MSY
1 stop15h 54m
Multiple Airlines
Wed 10/143:35 pm
MSY
- ONT
1 stop10h 20m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Sat 9/266:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Mon 9/285:02 pm
MSY
- ONT
2 stops22h 55m
Frontier
Deal found 5/15![Frontier logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
Sat 10/248:07 am
ONT
- MSY
1 stop7h 01m
Frontier
Wed 10/283:35 pm
MSY
- ONT
1 stop10h 20m
Frontier
Deal found 5/14![Frontier logo]()
$247
This Mytrip deal was found by Cheapflights users on 5/12. 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 6/46:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Sun 6/79:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/12![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 10/142:58 pm
ONT
- MSY
1 stop12h 12m
Multiple Airlines
Wed 10/218:30 pm
MSY
- ONT
1 stop19h 01m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$261
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 May 18, 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 May 18, 2026.
This Delta deal was found by Cheapflights users on 5/15. 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.
Thu 8/2010:00 pm
ONT
- MSY
1 stop7h 59m
Delta
Wed 8/265:12 am
MSY
- ONT
1 stop7h 30m
Delta
Deal found 5/15![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/55:00 am
ONT
- MSY
2 stops9h 27m
United Airlines
Mon 8/103:43 pm
MSY
- ONT
1 stop8h 12m
United Airlines
Deal found 5/12![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 5/15. 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 8/205:40 am
ONT
- MSY
2 stops7h 50m
Southwest
Tue 8/2510:20 am
MSY
- ONT
2 stops7h 45m
Southwest
Deal found 5/15![Southwest logo]()
$439
This Delta deal was found by Cheapflights users on 5/12. 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 7/276:00 am
ONT
- MSY
1 stop5h 47m
Delta
Sat 8/15:20 am
MSY
- ONT
1 stop7h 18m
Delta
Deal found 5/12![Delta logo]()
$443
This Southwest deal was found by Cheapflights users on 5/15. 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.
Tue 7/2110:10 am
ONT
- MSY
1 stop5h 10m
Southwest
Fri 7/245:20 pm
MSY
- ONT
1 stop7h 15m
Southwest
Deal found 5/15![Southwest logo]()
$446
This Delta deal was found by Cheapflights users on 5/15. 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.
Thu 8/207:05 am
ONT
- MSY
1 stop7h 05m
Delta
Fri 8/215:12 am
MSY
- ONT
1 stop7h 30m
Delta
Deal found 5/15![Delta logo]()
$460
This Southwest deal was found by Cheapflights users on 5/17. 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 10/168:00 am
ONT
- MSY
2 stops7h 35m
Southwest
Sun 10/255:00 am
MSY
- ONT
2 stops8h 55m
Southwest
Deal found 5/17![Southwest logo]()
$487
This United Airlines deal was found by Cheapflights users on 5/16. 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 8/105:45 am
ONT
- MSY
1 stop5h 29m
United Airlines
Thu 8/134:00 pm
MSY
- ONT
1 stop6h 53m
United Airlines
Deal found 5/16![United Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 5/12. 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 8/210:00 pm
ONT
- MSY
1 stop7h 59m
Delta
Sat 8/85:12 am
MSY
- ONT
1 stop7h 30m
Delta
Deal found 5/12![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 5/13. 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 7/15:00 am
ONT
- MSY
1 stop14h 34m
United Airlines
Sun 7/125:35 pm
MSY
- ONT
1 stop6h 20m
United Airlines
Deal found 5/13![United Airlines logo]()
$545
This Delta deal was found by Cheapflights users on 5/13. 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.
Thu 6/1811:50 am
ONT
- MSY
1 stop6h 42m
Delta
Sat 6/205:20 am
MSY
- ONT
1 stop7h 20m
Delta
Deal found 5/13![Delta logo]()
$490
Last-minute flights from Ontario to New OrleansDiscover last-minute flight deals from Ontario to New Orleans. Data last updated May 18, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to New Orleans. Data last updated May 18, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 5/13. 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.
Fri 5/2910:50 am
ONT
- MSY
1 stop8h 20m
Frontier
Sun 5/319:55 pm
MSY
- ONT
1 stop27h 54m
Frontier
Deal found 5/13![Frontier logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/46:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Mon 6/89:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/13![Frontier logo]()
$229
This Mytrip deal was found by Cheapflights users on 5/12. 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 6/46:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Sun 6/79:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/12![Frontier logo]()
$259
This Expedia deal was found by Cheapflights users on 5/13. 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 6/410:50 am
ONT
- MSY
1 stop8h 20m
Frontier
Fri 6/59:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/13![Frontier logo]()
$290
This Mytrip deal was found by Cheapflights users on 5/13. 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 6/410:50 am
ONT
- MSY
1 stop8h 20m
Frontier
Mon 6/229:48 pm
MSY
- ONT
1 stop28h 01m
Frontier
Deal found 5/13![Frontier logo]()
$300
This Booking.com deal was found by Cheapflights users on 5/14. 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 6/56:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Mon 6/89:55 pm
MSY
- ONT
1 stop14h 10m
Frontier
Deal found 5/14![Frontier logo]()
$317
This Booking.com deal was found by Cheapflights users on 5/12. 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.
Sun 6/76:00 am
ONT
- MSY
1 stop13h 10m
Frontier
Thu 6/119:48 pm
MSY
- ONT
1 stop14h 17m
Frontier
Deal found 5/12![Frontier logo]()
$302
This Booking.com deal was found by Cheapflights users on 5/15. 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.
Sun 6/146:00 am
ONT
- MSY
1 stop13h 03m
Frontier
Fri 6/199:48 pm
MSY
- ONT
1 stop14h 17m
Frontier
Deal found 5/15![Frontier logo]()
$321
This Gotogate deal was found by Cheapflights users on 5/14. 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.
Mon 6/226:00 am
ONT
- MSY
1 stop13h 03m
Frontier
Mon 6/299:48 pm
MSY
- ONT
1 stop14h 17m
Frontier
Deal found 5/14![Frontier logo]()
$318
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 May 18, 2026.
Search for one-way flight options from Ontario to New Orleans. Find affordable one-way fares based on user searches. Data last updated May 18, 2026.
This Frontier deal was found by Cheapflights users on 5/12. 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.
Wed 10/146:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Deal found 5/12![Frontier logo]()
$105
This Trip.com deal was found by Cheapflights users on 5/12. 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 9/96:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Deal found 5/12![Frontier logo]()
$108
This Booking.com deal was found by Cheapflights users on 5/12. 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.
Tue 10/272:35 pm
ONT
- MSY
1 stop22h 05m
Frontier
Deal found 5/12![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 5/12. 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.
Sun 8/2310:50 am
ONT
- MSY
1 stop8h 13m
Frontier
Deal found 5/12![Frontier logo]()
$120
This Trip.com deal was found by Cheapflights users on 5/12. 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 8/1310:49 am
ONT
- MSY
1 stop8h 12m
Frontier
Deal found 5/12![Frontier logo]()
$122
This Trip.com deal was found by Cheapflights users on 5/12. 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 7/510:49 am
ONT
- MSY
1 stop8h 12m
Frontier
Deal found 5/12![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 5/12. 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 9/810:50 am
ONT
- MSY
1 stop25h 50m
Frontier
Deal found 5/12![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 5/12. 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 5/2910:50 am
ONT
- MSY
1 stop8h 20m
Frontier
Deal found 5/12![Frontier logo]()
$132
This Trip.com deal was found by Cheapflights users on 5/12. 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.
Mon 6/226:00 am
ONT
- MSY
1 stop13h 03m
Frontier
Deal found 5/12![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 5/12. 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.
Wed 9/166:00 am
ONT
- MSY
1 stop6h 40m
Frontier
Deal found 5/12![Frontier logo]()
$135
This Booking.com deal was found by Cheapflights users on 5/12. 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.
Sun 11/19:43 pm
ONT
- MSY
1 stop12h 44m
Frontier
Deal found 5/12![Frontier logo]()
$136
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 May 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $207 (Kiwi.com) |
One-way from | $105 (Frontier) |
Popular in | March |
Cheapest in | August |
Average price | $416 |
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 2,558,603 searches. Data last updated May 18, 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 - MSY
ONTMSY
Ontario
Thu 8/20
10:00 pm-7:59 am
1 stop7h 59m
New Orleans Louis Armstrong
Wed 8/26
5:12 am-10:42 am
1 stop7h 30m
$429
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Wed 8/5
5:00 am-4:27 pm
2 stops9h 27m
New Orleans Louis Armstrong
Mon 8/10
3:43 pm-9:55 pm
1 stop8h 12m
$434
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Thu 8/20
5:40 am-3:30 pm
2 stops7h 50m
New Orleans Louis Armstrong
Tue 8/25
10:20 am-4:05 pm
2 stops7h 45m
$439
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 7/27
6:00 am-1:47 pm
1 stop5h 47m
New Orleans Louis Armstrong
Sat 8/1
5:20 am-10:38 am
1 stop7h 18m
$443
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Tue 7/21
10:10 am-5:20 pm
1 stop5h 10m
New Orleans Louis Armstrong
Fri 7/24
5:20 pm-10:35 pm
1 stop7h 15m
$446
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Thu 8/20
7:05 am-4:10 pm
1 stop7h 05m
New Orleans Louis Armstrong
Fri 8/21
5:12 am-10:42 am
1 stop7h 30m
$460
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Sun 8/2
10:00 pm-7:59 am
1 stop7h 59m
New Orleans Louis Armstrong
Sat 8/8
5:12 am-10:42 am
1 stop7h 30m
$460
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Fri 10/16
8:00 am-5:35 pm
2 stops7h 35m
New Orleans Louis Armstrong
Sun 10/25
5:00 am-11:55 am
2 stops8h 55m
$487
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Thu 6/18
11:50 am-8:32 pm
1 stop6h 42m
New Orleans Louis Armstrong
Sat 6/20
5:20 am-10:40 am
1 stop7h 20m
$490
Quickest round-trip
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 8/10
5:45 am-1:14 pm
1 stop5h 29m
New Orleans Louis Armstrong
Thu 8/13
4:00 pm-8:53 pm
1 stop6h 53m
$543
Showing 1-10 of 22 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 May.
| 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 Accuracy1 star | 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
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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, August is the cheapest month in which you can book a flight from Ontario to New Orleans (average of $331). Flying from Ontario to New Orleans in March is currently the most expensive (average of $582). 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?
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.
Dallas (DAL) – 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.
Austin (AUS) is the most affordable 1-stop option, with an average round-trip price of $377.
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 May 18, 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
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
7.9
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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
Houma
Covington
Gretna
Slidell
Thibodaux
Hammond
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Ontario and New Orleans flights
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Top 6 airlines flying from Ontario to New Orleans
Discover the top 6 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 2,558,603 searches. Data last updated May 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$157 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$94 | Average$297 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$302 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$387 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$316 | Average$439 | FlexibilityNo cancel fee | On-time63% |