$143 Cheap Flights from Ontario (ONT) to Palm Springs (PSP)

View $143 flight on Wed, May 14, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Ontario to Palm Springs (ONT-PSP)

Prices were available within the past 7 days and start at $143 for one-way flights and $275 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $275 found 6 days ago
Southwest Airlines
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$282 Roundtrip, found 6 days ago
$282
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $282 found 6 days ago
Alaska Airlines
Wed, Jun 4 - Tue, Jun 10
ONT
Ontario
PSP
Palm Springs
$302 Roundtrip, found 22 hours ago
$302
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Wed, Jun 4 from Ontario to Palm Springs, returning Tue, Jun 10, priced at $302 found 22 hours ago
Hawaiian Airlines
Wed, May 28 - Wed, Jun 11
ONT
Ontario
PSP
Palm Springs
$302 Roundtrip, found 1 day ago
$302
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, May 28 from Ontario to Palm Springs, returning Wed, Jun 11, priced at $302 found 1 day ago
Alaska Airlines
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$304 Roundtrip, found 6 days ago
$304
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $304 found 6 days ago
Alaska Airlines
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$310 Roundtrip, found 6 days ago
$310
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $310 found 6 days ago
Hawaiian Airlines
Wed, Jun 4 - Thu, Jun 5
ONT
Ontario
PSP
Palm Springs
$312 Roundtrip, found 22 hours ago
$312
Roundtrip
found 22 hours ago
Select Hawaiian Airlines flight, departing Wed, Jun 4 from Ontario to Palm Springs, returning Thu, Jun 5, priced at $312 found 22 hours ago
Alaska Airlines
Wed, May 28 - Fri, Jun 6
ONT
Ontario
PSP
Palm Springs
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 28 from Ontario to Palm Springs, returning Fri, Jun 6, priced at $322 found 1 day ago
United
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$360 Roundtrip, found 6 days ago
$360
Roundtrip
found 6 days ago
Select United flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $360 found 6 days ago
American Airlines
Wed, May 14 - Tue, May 20
ONT
Ontario
PSP
Palm Springs
$423 Roundtrip, found 6 days ago
$423
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, May 14 from Ontario to Palm Springs, returning Tue, May 20, priced at $423 found 6 days ago
Flights from Ontario (ONT) to Palm Springs (PSP)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Palm Springs Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$275
Distance
64 mi

Ontario to Palm Springs Flights

The cheapest times to fly from Ontario to Palm Springs

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Palm Springs are during the month of May. You can find some of the cheapest flights from Ontario to Palm Springs with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Ontario to Palm Springs

Sunday is one of the best days to book for cheap flights from Ontario to Palm Springs: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Ontario to Palm Springs

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Palm Springs in 2025. You can also book with separate airlines for your outbound and return journeys, from $143 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Palm Springs flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Palm Springs airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP) cost?
Discover the latest flight deals from ONT to PSP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ONT to PSP?
The cheapest flights from ONT to PSP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP)?
You can’t take a direct flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Palm Springs Intl. Airport (PSP). However, you can arrive in Palm Springs without any layovers by taking off from Los Angeles Intl. Airport (LAX).
What is the cheapest airline that flies from ONT to PSP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ONT to PSP. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP)?
Nonstop flights from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from ONT to PSP?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP)?
Opt for a flight from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP) last-minute?
Last-minute bookings from ONT to PSP are generally more expensive. For the lowest rates, start searching for flights well ahead of time. That being said, if you’re flexible with your travel plans, it’s possible to find a cheap fare right before your journey.
Is it cheaper to book an ONT to PSP flight and hotel package?
Compared with arranging flights and hotels separately, booking an ONT to PSP flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Palm Springs Intl. Airport (PSP)?
Typically, it’s possible to cancel or reschedule your ONT to PSP flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are possible and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.