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Cheap SEA to ONT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Orange County

$153.53

Long Beach

$124.60

Los Angeles

$142.60

Burbank

$144.40

Cheap SEA to ONT Flights

Question : What is the cheapest day to fly to Ontario?
Answer : If you are needing to save some cash, look at Jan 24th. As of Jan 22nd, it's showing the cheapest ticket sales at $132. That is 46% below the average for this route, so you can spend your savings on an amazing experience in Ontario.

Question : Do some days of the week have more flight times than others?
Answer : The day with the most departure times for this route is Saturday with five options. Note that the day with the most flight times from the United States is Sunday with 8,106.

Question : How long does it take to fly from Seattle to Ontario?
Answer : If you are flying on Alaska Airlines, your flight will be about two hours and 23 minutes.

Question : Can I change the date of my flight?
Answer : You sure can and you may save yourself some money by changing it. The cheapest day to fly in February is Sunday. If you can go with the flow, you may just find that you can pocket some money.

Question : What is the cheapest airline flying from Seattle to Ontario?
Answer : Alaska Airlines is offering the best deal at $132. Better snatch it up fast because prices range all the way up to $614 over the next three months.

Question : How much is a plane ticket to Ontario (ONT) from Seattle (SEA)?
Answer : Prices can range from $132 to $614. Booking far in advance can usually help you get the cheapest price. Remember, the sooner you book, the better price you tend to get.

Question : Which airline has the least delays from Seattle to Ontario?
Answer : Booking with SkyWest Airlines means you will arrive to Ontario about the time you were supposed to. In fact, this timely airline has a 92% average on-time average. It never hurts to be prepared. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Seattle to Los Angeles Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Los Angeles will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Los Angeles.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to ONT flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ONT with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.