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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 $191 round trip and CA $96 one way. Prices and availability subject to change. Additional terms may apply.
Tue., 10 Dec. - Tue., 17 Dec.
SEA
Seattle
ONT
Ontario
CA $191 Roundtrip, found 5 days ago
CA $191
Roundtrip
found 5 days ago
Tue., 10 Dec. - Tue., 17 Dec.
SEA
Seattle
ONT
Ontario
CA $205 Roundtrip, found 5 days ago
CA $205
Roundtrip
found 5 days ago
Wed., 11 Dec. - Sun., 22 Dec.
SEA
Seattle
ONT
Ontario
CA $220 Roundtrip, found 16 hours ago
CA $220
Roundtrip
found 16 hours ago
Tue., 10 Dec. - Tue., 17 Dec.
SEA
Seattle
ONT
Ontario
CA $247 Roundtrip, found 5 days ago
CA $247
Roundtrip
found 5 days ago
Thu., 12 Dec. - Sun., 15 Dec.
SEA
Seattle
ONT
Ontario
CA $247 Roundtrip, found 3 days ago
CA $247
Roundtrip
found 3 days ago
Wed., 18 Dec. - Wed., 18 Dec.
SEA
Seattle
ONT
Ontario
CA $256 Roundtrip, found 2 days ago
CA $256
Roundtrip
found 2 days ago
Thu., 5 Dec. - Sun., 8 Dec.
SEA
Seattle
ONT
Ontario
CA $259 Roundtrip, found 6 days ago
CA $259
Roundtrip
found 6 days ago
Tue., 10 Dec. - Tue., 17 Dec.
SEA
Seattle
ONT
Ontario
CA $261 Roundtrip, found 5 days ago
CA $261
Roundtrip
found 5 days ago
Thu., 12 Dec. - Thu., 19 Dec.
SEA
Seattle
ONT
Ontario
CA $275 Roundtrip, found 5 days ago
CA $275
Roundtrip
found 5 days ago
Thu., 12 Dec. - Sun., 15 Dec.
SEA
Seattle
ONT
Ontario
CA $276 Roundtrip, found 3 days ago
CA $276
Roundtrip
found 3 days ago
Best Los Angeles - Ontario Intl. Flight and Hotel Packages
Los Angeles - Ontario Intl. flight + hotel packages - economy flights
Price found within the past 48 hours. Click for updated prices.
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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!
Top Airlines Routes From SEA
- Alaska Airlines Seattle to Phoenix
- Alaska Airlines Seattle to Newark Liberty Intl. Airport
- Alaska Airlines Seattle to San Diego
- Alaska Airlines Seattle to Fort Lauderdale
- Alaska Airlines Seattle to Honolulu
- Lufthansa Seattle to Delhi
- Alaska Airlines Seattle to New York
- Alaska Airlines Seattle to Dallas
- Alaska Airlines Seattle to Orlando
- Alaska Airlines Seattle to Toronto
Top Airlines Routes To ONT
Flights To ONT
Most Popular
Flights
YVR - PSPYVR - LASYEG - LAXYUL - FLLDelta Detroit (DTW) to Las Vegas (LAS) flightsYYZ - LAXYYZ - SFOYEG - SFODTW - FLLFLL - YYZYVR - SFOYVR - SANYVR - SMFLAX - YVRYVR - DFWYYZ - DFWJetBlue Airways Buffalo (BUF) to Fort Lauderdale (FLL) flightsAir Canada Toronto (YYZ) to Los Angeles (LAX) flightsLAX - YYZYVR - LAXYYZ - NYCYYZ - PHLYYC - SFOAir Canada Toronto (YYZ) to Fort Lauderdale (FLL) flightsYVR - SNAYYZ - LASSwoop Abbotsford (YXX) to Las Vegas (LAS) flightsWestJet Calgary (YYC) to Palm Springs (PSP) flightsAir Canada Toronto (YYZ) to San Diego (SAN) flightsYUL - LAX