Cheap Flights from San Francisco to Ontario

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UA Return flights from £233

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£233

F9 Return flights from £306

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£306

F9,NK Return flights from £423

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£423

HA,UA Return flights from £437

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£437

AS,UA Return flights from £443

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£443

HA Return flights from £593

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£593

AS,HA Return flights from £603

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£603

AM,F9,VB Return flights from £612

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£612

F9,HA Return flights from £625

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£625

AM,F9,Y4 Return flights from £649

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£649

AS,HA,UA Return flights from £680

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£680

AS Return flights from £683

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£683

AS,F9 Return flights from £769

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£769

AS,F9,HA Return flights from £813

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£813

AM,AS,VB Return flights from £824

Dep.art Sat 28 MarRet.urn Sun 29 Mar^£824

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to San Francisco? Check out our domestic flights to San Francisco. If San Francisco is not your closest airport, then here are all our flights to Ontario from United Kingdom and flights to United States (USA). Maybe a different destination? Here are all the flights from San Francisco