Find which airlines fly direct from San Francisco to Ontario, which days they fly and book direct flights.
Nonstop departures
Monday
Air Canada,Frontier,United Airlines, +1 more
Air Canada,Frontier, +2 more
1
Tuesday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Wednesday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Thursday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Friday
Air Canada,Frontier,United Airlines, +1 more
Air Canada,Frontier, +2 more
1
Saturday
Air Canada,Frontier,United Airlines, +1 more
Air Canada,Frontier, +2 more
1
Sunday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Nonstop returns
Monday
Air Canada,Frontier,United Airlines, +2 more
Air Canada,Frontier, +3 more
1
2
Tuesday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Wednesday
Air Canada,Copa Airlines,Frontier, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Thursday
Air Canada,Copa Airlines,Emirates, +2 more
Air Canada,Copa Airlines, +3 more
1
2
Friday
Air Canada,Emirates,Frontier, +2 more
Air Canada,Emirates, +3 more
1
2
Saturday
Air Canada,Emirates,Frontier, +2 more
Air Canada,Emirates, +3 more
1
2
Sunday
Air Canada,Copa Airlines,Emirates, +2 more
Air Canada,Copa Airlines, +3 more
1
2
San Francisco (undefined)United States
Ontario (ONT)United States