$60 Cheap Flights from Seattle Paine Field Intl. Airport (PAE) to Ontario (ONT)

View $60 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Seattle Paine Field Intl. Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Seattle Paine Field Intl. Airport to Ontario (PAE-ONT)

Prices were available within the past 7 days and start at $60 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Nov 13 - Thu, Nov 20
PAE
Seattle
ONT
Ontario
$110 Roundtrip, found 4 days ago
$110
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Seattle to Ontario, returning Thu, Nov 20, priced at $110 found 4 days ago
Frontier Airlines
Thu, Jan 8 - Sun, Jan 11
PAE
Seattle
ONT
Ontario
$134 Roundtrip, just found
$134
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 8 from Seattle to Ontario, returning Sun, Jan 11, priced at $134 just found
Frontier Airlines
Thu, Feb 5 - Wed, Feb 11
PAE
Seattle
ONT
Ontario
$137 Roundtrip, found 3 days ago
$137
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Seattle to Ontario, returning Wed, Feb 11, priced at $137 found 3 days ago
Frontier Airlines
Mon, Jan 12 - Thu, Jan 22
PAE
Seattle
ONT
Ontario
$138 Roundtrip, found 12 hours ago
$138
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Mon, Jan 12 from Seattle to Ontario, returning Thu, Jan 22, priced at $138 found 12 hours ago
Frontier Airlines
Fri, Jan 9 - Sun, Jan 11
PAE
Seattle
ONT
Ontario
$148 Roundtrip, found 1 hour ago
$148
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Jan 9 from Seattle to Ontario, returning Sun, Jan 11, priced at $148 found 1 hour ago
Frontier Airlines
Thu, Nov 6 - Thu, Nov 13
PAE
Seattle
ONT
Ontario
$153 Roundtrip, found 4 days ago
$153
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Seattle to Ontario, returning Thu, Nov 13, priced at $153 found 4 days ago
Frontier Airlines
Mon, Jan 12 - Thu, Jan 22
PAE
Seattle
ONT
Ontario
$154 Roundtrip, found 3 days ago
$154
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Jan 12 from Seattle to Ontario, returning Thu, Jan 22, priced at $154 found 3 days ago
Frontier Airlines
Thu, Nov 6 - Thu, Nov 13
PAE
Seattle
ONT
Ontario
$170 Roundtrip, found 3 days ago
$170
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Seattle to Ontario, returning Thu, Nov 13, priced at $170 found 3 days ago
Alaska Airlines
Sat, Dec 6 - Tue, Dec 9
PAE
Seattle
ONT
Ontario
$399 Roundtrip, found 4 days ago
$399
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Seattle to Ontario, returning Tue, Dec 9, priced at $399 found 4 days ago
Hawaiian Airlines
Tue, Dec 30 - Thu, Jan 8
PAE
Seattle
ONT
Ontario
$693 Roundtrip, found 3 days ago
$693
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 30 from Seattle to Ontario, returning Thu, Jan 8, priced at $693 found 3 days ago

Find the cheapest month to fly from Seattle (PAE) to Ontario (ONT)

September is typically the cheapest month to fly

From $190 - $1,199 per traveler.

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $322
SNA
John Wayne
Cheapest
Average driving time to city center42 min
Flights from $322

Frequently asked questions

How much does a flight from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Grab a cheap one-way flight from $60 or cheap return flight from $110 from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
November is the most affordable month to fly from PAE to ONT. Timing your trip outside of the busy season is often the key to better flight prices.
Which airlines fly direct from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
You can't catch a nonstop flight to Los Angeles - Ontario Intl. Airport (ONT) from Seattle Paine Field Intl. Airport (PAE). However, you can easily journey to Ontario without any layovers by departing from Seattle - Tacoma Intl. Airport (SEA).
What is the cheapest airline that flies from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PAE to ONT flight.
How many flights per day from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PAE to ONT?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
Opt for a flight from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Ontario from Snohomish County - Paine Field Airport (PAE)?
You can arrive at Los Angeles Intl. Airport (LAX) or John Wayne Airport (SNA) when traveling to Ontario on a direct flight from Snohomish County - Paine Field Airport (PAE).
Is it cheaper to buy a plane ticket from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Last-minute fares from PAE to ONT are usually more expensive. To lock in the cheapest rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel plans, you may find a cheap ticket right before your trip.
Is it cheaper to book a PAE to ONT flight and hotel package?
Compared with arranging flights and hotels separately, booking a PAE to ONT flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the hassle out of travel planning. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Snohomish County - Paine Field Airport (PAE) to Los Angeles - Ontario Intl. Airport (ONT)?
In most cases, you can cancel or modify your PAE to ONT flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further information, head to our Customer Service portal.

Travel information

Origin airport
Seattle Paine Field Intl. Airport
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, Frontier Airlines
Roundtrip price
$110
Distance
986 mi

Book with confidence

Seattle Paine Field Intl. Airport to Ontario Flights

The cheapest times to fly from Seattle Paine Field Intl. Airport to Ontario

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 Seattle Paine Field Intl. Airport to Ontario are during the month of November. You can find some of the cheapest flights from Seattle Paine Field Intl. Airport to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle Paine Field Intl. Airport to Ontario

Sunday is one of the best days to book for cheap flights from Seattle Paine Field Intl. Airport to Ontario: 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 Seattle Paine Field Intl. Airport to Ontario

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 Seattle Paine Field Intl. Airport to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $60 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 Seattle Paine Field Intl. Airport to Ontario 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 Seattle Paine Field Intl. Airport to Ontario 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.

 

Seattle Paine Field Intl. Airport to Ontario Flights

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