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 $220 round trip and CA $111 one way. Prices and availability subject to change. Additional terms may apply.

Wed., Jun. 11 - Tue., Jun. 17
SEA
Seattle
ONT
Ontario
CA $220 Roundtrip, found 3 days ago
CA $220
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed., Jun. 11 from Seattle to Ontario, returning Tue., Jun. 17, priced at CA $220 found 3 days ago
Tue., Jun. 10 - Tue., Jun. 17
SEA
Seattle
ONT
Ontario
CA $220 Roundtrip, found 3 days ago
CA $220
Roundtrip
found 3 days ago
Select Delta flight, departing Tue., Jun. 10 from Seattle to Ontario, returning Tue., Jun. 17, priced at CA $220 found 3 days ago
Tue., Jun. 10 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $235 Roundtrip, found 3 days ago
CA $235
Roundtrip
found 3 days ago
Select Delta flight, departing Tue., Jun. 10 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $235 found 3 days ago
Sat., Jun. 14 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $241 Roundtrip, found 3 days ago
CA $241
Roundtrip
found 3 days ago
Select Delta flight, departing Sat., Jun. 14 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $241 found 3 days ago
Fri., Jun. 13 - Sat., Jun. 14
SEA
Seattle
ONT
Ontario
CA $249 Roundtrip, found 3 days ago
CA $249
Roundtrip
found 3 days ago
Select Delta flight, departing Fri., Jun. 13 from Seattle to Ontario, returning Sat., Jun. 14, priced at CA $249 found 3 days ago
Wed., May 28 - Mon., Jun. 2
SEA
Seattle
ONT
Ontario
CA $263 Roundtrip, found 3 days ago
CA $263
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed., May 28 from Seattle to Ontario, returning Mon., Jun. 2, priced at CA $263 found 3 days ago
Wed., Jun. 11 - Tue., Jun. 17
SEA
Seattle
ONT
Ontario
CA $269 Roundtrip, found 3 days ago
CA $269
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed., Jun. 11 from Seattle to Ontario, returning Tue., Jun. 17, priced at CA $269 found 3 days ago
Wed., Jun. 11 - Tue., Jun. 17
SEA
Seattle
ONT
Ontario
CA $283 Roundtrip, found 3 days ago
CA $283
Roundtrip
found 3 days ago
Select United flight, departing Wed., Jun. 11 from Seattle to Ontario, returning Tue., Jun. 17, priced at CA $283 found 3 days ago
Tue., Jun. 10 - Wed., Jun. 18
SEA
Seattle
ONT
Ontario
CA $291 Roundtrip, found 3 days ago
CA $291
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue., Jun. 10 from Seattle to Ontario, returning Wed., Jun. 18, priced at CA $291 found 3 days ago
Tue., Jun. 10 - Thu., Jun. 19
SEA
Seattle
ONT
Ontario
CA $292 Roundtrip, found 3 days ago
CA $292
Roundtrip
found 3 days ago
Select Delta flight, departing Tue., Jun. 10 from Seattle to Ontario, returning Thu., Jun. 19, priced at CA $292 found 3 days ago

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.