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Cheap flight deals from New Orleans to Ontario

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from New Orleans to Ontario?

We monitor flight fares to help you find the best deals effortlessly
  • 2329
  • Jul

    306
  • 713
  • 1420
  • 2127
  • Aug

    283
  • 410
  • 1117
  • 1824
  • 2531
  • Sep

    17
  • 814
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from New Orleans to Ontario

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From $101
Hawaiian Airlines
From $125
Delta Air Lines
From $125
Southwest Airlines
From $130
Alaska Airlines
From $131
Spirit Airlines
From $133
United Airlines
From $168
American Airlines
From $170
Jetblue Airways
From $278

Alternative Cheap Routes from New Orleans to Ontario

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from New Orleans to Ontario.
  • MSYONT
    Sun, Jun 29
    One way1 transfer
    From $101

Frequently Asked Questions

  • When are flight tickets from New Orleans (MSY) to Ontario (ONT) the cheapest?
    Airlines adjust prices for flights from New Orleans to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from New Orleans (MSY) to Ontario (ONT) cost?
    According to Trip.com's data, the lowest price is around $361.

Flight Info | to

Cheapest direct flight price$100
Cheapest return ticket price$191
Off-season for travelAugust
Peak season for travelNovember
Flight distance2,632.61 km