$85+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
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.Cheapflights Tip: The best prices from Ontario to New Orleans Louis Armstrong are usually found in August or September, booked 33 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap 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 April 29, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $172 (Trip.com) |
One-way from | $85 (Trip.com) |
Popular in | December |
Cheapest in | August |
Average price | $446 |
Find flight deals from Ontario to New Orleans
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 April 29, 2025.
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 April 29, 2025.
This Trip.com deal was found by Cheapflights users on 4/28. 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.
This Booking.com deal was found by Cheapflights users on 4/28. 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.
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 4/28. 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.
This Delta deal was found by Cheapflights users on 4/27. 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.
This United Airlines deal was found by Cheapflights users on 4/28. 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.
This Southwest deal was found by Cheapflights users on 4/28. 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.
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 April 29, 2025.
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
Price
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Wed 5/28
6:25 am-5:50 am
1 stop21h 25m
New Orleans Louis Armstrong
Wed 6/4
6:52 am-8:51 pm
1 stop15h 59m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 5/5
12:59 am-5:25 pm
1 stop14h 26m
New Orleans Louis Armstrong
Tue 5/13
6:24 pm-11:59 pm
1 stop7h 35m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Sat 5/24
12:41 pm-7:58 pm
1 stop5h 17m
New Orleans Louis Armstrong
Sun 5/25
5:12 am-9:58 am
1 stop6h 46m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Tue 5/20
6:00 am-3:38 pm
1 stop7h 38m
New Orleans Louis Armstrong
Tue 5/27
5:25 am-11:08 am
1 stop7h 43m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 5/12
6:48 pm-8:54 am
2 stops12h 06m
New Orleans Louis Armstrong
Thu 5/15
5:39 pm-10:00 pm
1 stop6h 21m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Tue 5/6
6:00 am-4:27 pm
1 stop8h 27m
New Orleans Louis Armstrong
Tue 5/13
5:32 pm-11:58 pm
1 stop8h 26m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 6/23
5:05 pm-1:05 am
1 stop6h 00m
New Orleans Louis Armstrong
Thu 6/26
9:45 am-3:55 pm
2 stops8h 10m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Mon 6/23
11:59 pm-11:45 am
1 stop9h 46m
New Orleans Louis Armstrong
Thu 6/26
12:40 pm-9:59 pm
1 stop11h 19m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Thu 7/10
6:58 pm-5:50 am
1 stop8h 52m
New Orleans Louis Armstrong
Sun 7/13
4:53 pm-12:13 am
1 stop9h 20m
OntarioNew Orleans
ONT - MSY
ONTMSY
Ontario
Wed 5/28
6:25 am-5:50 am
1 stop21h 25m
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| 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 eDreams the most. eDreams 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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to New Orleans
How far ahead should I book a flight from Ontario to New Orleans?
Use this chart to determine the optimal time to book a round-trip flight from Ontario to New Orleans. Price data was last updated on April 25, 2025.
To ensure you get the cheapest price possible for a flight from Ontario to New Orleans, you should look to book at least 33 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 $256). Flying from Ontario to New Orleans in April is currently the most expensive (average of $343). 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.
What is the cheapest time of day to fly from ONT to MSY?
Find hourly flight availability from Ontario to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.
It’s typically best to fly out from Ontario to New Orleans in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Ontario to New Orleans?
Use this chart to determine the cheapest time to fly round-trip from Ontario to New Orleans. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Ontario to New Orleans flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in New Orleans by month
Plan your trip to New Orleans by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in New Orleans ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit New Orleans when rainfall is around 3.3 in.
Temperature in New Orleans by month
Plan your trip to New Orleans by taking into account the average temperature totals by month.
If weather is an important factor for your trip to New Orleans, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
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 April 29, 2025.
To help decide which airline to fly from Ontario to New Orleans, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
James,Apr 2025
LAX - SFO
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.
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Alternative routes for Ontario to New Orleans
See prices for flight routes from nearby airports that may be better suited for you.
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 2,558,603 searches. Data last updated April 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$214 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$236 | Average$404 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$287 | Average$451 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$302 | Average$488 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$473 | FlexibilityNo cancel fee | On-time63% |