Cheap Flights From Seattle - Tacoma Intl. (SEA) To Los Angeles - Ontario Intl. (ONT)

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Cheapest Flights from Seattle (SEA) to Ontario (ONT)

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were CA $301 round trip and CA $138 one way. Prices and availability subject to change. Additional terms may apply.

Fri., Aug. 15 - Tue., Aug. 26
SEA
Seattle
ONT
Ontario
CA $301 Roundtrip, found 4 days ago
CA $301
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri., Aug. 15 from Seattle to Ontario, returning Tue., Aug. 26, priced at CA $301 found 4 days ago
Fri., Jun. 6 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $310 Roundtrip, found 8 hours ago
CA $310
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri., Jun. 6 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $310 found 8 hours ago
Fri., Aug. 15 - Tue., Aug. 26
SEA
Seattle
ONT
Ontario
CA $314 Roundtrip, found 4 days ago
CA $314
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri., Aug. 15 from Seattle to Ontario, returning Tue., Aug. 26, priced at CA $314 found 4 days ago
Fri., Aug. 15 - Tue., Aug. 26
SEA
Seattle
ONT
Ontario
CA $328 Roundtrip, found 4 days ago
CA $328
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri., Aug. 15 from Seattle to Ontario, returning Tue., Aug. 26, priced at CA $328 found 4 days ago
Fri., Jun. 6 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $330 Roundtrip, found 8 hours ago
CA $330
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri., Jun. 6 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $330 found 8 hours ago
Mon., Jun. 9 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $336 Roundtrip, found 1 hour ago
CA $336
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Mon., Jun. 9 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $336 found 1 hour ago
Fri., Jun. 6 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $352 Roundtrip, found 8 hours ago
CA $352
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Fri., Jun. 6 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $352 found 8 hours ago
Fri., Aug. 8 - Mon., Aug. 11
SEA
Seattle
ONT
Ontario
CA $357 Roundtrip, found 4 days ago
CA $357
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri., Aug. 8 from Seattle to Ontario, returning Mon., Aug. 11, priced at CA $357 found 4 days ago
Mon., Jun. 9 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $358 Roundtrip, found 1 hour ago
CA $358
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Mon., Jun. 9 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $358 found 1 hour ago
Fri., Jul. 25 - Sun., Jul. 27
SEA
Seattle
ONT
Ontario
CA $359 Roundtrip, found 1 day ago
CA $359
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri., Jul. 25 from Seattle to Ontario, returning Sun., Jul. 27, priced at CA $359 found 1 day ago

Los Angeles - Ontario Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Hotel Seville

Hotel Seville

2 out of 5
per person
Jul. 5 - Jul. 7
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
Dynasty Suites Redlands

Dynasty Suites Redlands

3 out of 5
per person
Jul. 5 - Jul. 7
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
SpringHill Suites by Marriott Corona Riverside

SpringHill Suites by Marriott Corona Riverside

3.5 out of 5
per person
Jul. 5 - Jul. 7
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
Best Western Ontario Mills Mall

Best Western Ontario Mills Mall

2.5 out of 5
per person
Jul. 5 - Jul. 7
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
Sands Motel

Sands Motel

2 out of 5
per person
Jul. 3 - Jul. 7
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
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Popular Flight Routes from Seattle (SEA)

Travelers at SEA love to visit these top cities. Roam to the top destinations from Seattle (SEA) today with the cheap prices from Travelocity!

Popular Flight Routes from Ontario (ONT)

Travelers at ONT love to visit these top cities. Roam to the top destinations from Ontario(ONT) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.