Cheap flights from Ontario to San Francisco

Round-trip
Economy
Los Angeles (LAX)
San Francisco (SFO)
Mon 10/26
Mon 11/2
Any month
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Flight information for Ontario to San Francisco
(ONT to SFO)

Find info about flight duration, direct flights, and airports for your flight from Ontario to San Francisco
Best Price Found $157 The best flight deal from Ontario to San Francisco found on momondo in the last 72 hours is $157
Fastest flight time 1h 18m The fastest flight from Ontario to San Francisco takes 1h 18m.
Direct flights None There are no direct flights from Ontario to San Francisco. Popular non-direct route for this connection is Ontario - San Francisco.
Airports in San Francisco 1 airport There is 1 airport near San Francisco: San Francisco (SFO)

How to get the cheapest flight ticket from Ontario to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco?
March
The cheapest time of year to fly to San Francisco from Ontario is March. Most expensive is November
What is the cheapest day to fly to San Francisco?
Saturday
The cheapest day of the week is typically Saturday. The most expensive is typically Monday
When is the cheapest time to fly to San Francisco?
in the morning
Ontario to San Francisco flights are approximately 29% more expensive in the evening than in the morning
What is the cheapest airline that flies to San Francisco?
Delta
Delta, Alaska Airlines, and Spirit Airlines are the most popular carriers operating from Ontario to San Francisco
What is the cheapest route?
Ontario - San Francisco
Fly from Ontario to San Francisco for the best Ontario - San Francisco flight prices
ONT
Ontario
SFO
San Francisco
When is the cheapest time to book a flight to San Francisco?
33 days before
The cheapest time to buy a flight from Ontario to San Francisco is approximately 33 days to departure
60
Days before departure
0

Easily compare round-trip flights from Ontario to San Francisco

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ontario to San Francisco by changing tabs
Cheapest
Best
Quickest
Multiple Airlines
Nov 19
ONT
Ontario
6h 14m
1 stop
SFO
San Francisco
Nov 22
SFO
San Francisco
1h 30m
ONT
Ontario
Multiple Airlines
Oct 16
ONT
Ontario
1h 23m
SFO
San Francisco
Oct 17
SFO
San Francisco
8h 11m
1 stop
ONT
Ontario
Multiple Airlines
Oct 30
ONT
Ontario
7h 57m
1 stop
SFO
San Francisco
Nov 1
SFO
San Francisco
1h 27m
ONT
Ontario

Find the cheapest one-way flights from Ontario to San Francisco

If you're looking for one-way flights from Ontario to San Francisco, view some of our deals below provided by Delta
Cheapest
Best
Quickest
Delta
Oct 17
ONT
Ontario
9h 03m
1 stop
SFO
San Francisco
JetBlue
Nov 9
ONT
Ontario
14h 26m
1 stop
SFO
San Francisco
Delta
Oct 16
ONT
Ontario
9h 03m
1 stop
SFO
San Francisco

Flights from Ontario to:

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Economy
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  • First