Flights From Seattle (SEA) to Fontana (QLA)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Seattle to Fontana

The cheapest prices found with in the last 7 days for return flights were CA $231 and CA $218 for one-way flights to Fontana for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Sep. 13 - Tue, Sep. 16
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
CA $231 Roundtrip, found 3 hours ago
CA $231
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, Sep. 13 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Sep. 16, priced at CA $231 found 3 hours ago
Alaska Airlines
Fri, Sep. 12 - Tue, Sep. 16
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
CA $242 Roundtrip, found 4 days ago
CA $242
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Sep. 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Sep. 16, priced at CA $242 found 4 days ago
Alaska Airlines
Fri, Sep. 12 - Tue, Sep. 16
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
CA $255 Roundtrip, found 4 days ago
CA $255
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Sep. 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Sep. 16, priced at CA $255 found 4 days ago

Save more with Fontana Flight + Hotel packages

Price found within the past 48 hours. Click for updated prices.
The Grand Idyllwild Lodge

The Grand Idyllwild Lodge

5 out of 5
per person
Aug 28 - Sep 2
found 1 day ago
Roundtrip flight included
Seattle (SEA) to Ontario (ONT)
Don't see what you're looking for?
See all available trips from Seattle to Fontana
View all trips