Cheap flights from SFO to ONT (San Francisco Intl. to Los Angeles - Ontario Intl.)

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Cheap Flights from SFO to ONT starting at $29 One Way, $99 Round Trip

Prices starting at $99 for return flights and $29 for one-way flights to Los Angeles - Ontario Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Sun, Sep 21
SFO
San Francisco
ONT
Ontario
$99 Roundtrip, just found
$99
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 18 from San Francisco to Ontario, returning Sun, Sep 21, priced at $99 just found
Sun, Aug 3 - Tue, Aug 5
SFO
San Francisco
ONT
Ontario
$99 Roundtrip, found 17 hours ago
$99
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sun, Aug 3 from San Francisco to Ontario, returning Tue, Aug 5, priced at $99 found 17 hours ago
Sun, Aug 10 - Mon, Aug 11
SFO
San Francisco
ONT
Ontario
$101 Roundtrip, found 4 days ago
$101
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Aug 10 from San Francisco to Ontario, returning Mon, Aug 11, priced at $101 found 4 days ago
Sun, Aug 10 - Tue, Aug 12
SFO
San Francisco
ONT
Ontario
$104 Roundtrip, found 4 days ago
$104
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Aug 10 from San Francisco to Ontario, returning Tue, Aug 12, priced at $104 found 4 days ago
Mon, Jul 28 - Sun, Aug 3
SFO
San Francisco
ONT
Ontario
$105 Roundtrip, found 1 day ago
$105
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Jul 28 from San Francisco to Ontario, returning Sun, Aug 3, priced at $105 found 1 day ago

SFO to ONT Route Info

Origin Airport
San Francisco
Destination Airport
Los Angeles
Number Of Airlines Serving
3
Distance
363 mi
Shortest Flight Departure Time
4:16PM PDT
Shortest Flight Departure Date
Jul 22
SFO Address & GPS
Address:
San Francisco CA, 94128
United States
IATA Code:
SFO
Longitude:
-122.389881
Latitude:
37.615215
Time Zone:
America/Los_Angeles
ONT Address & GPS
Address:
2900 E. Airport Drive
Ontario CA, 91761
United States
IATA Code:
ONT
Longitude:
-117.601193
Latitude:
34.056001
Time Zone:
America/Los_Angeles

Frequently asked questions

Are there non-stop flights from San Francisco Airport to Ontario Airport?
If you're looking to get from San Francisco Airport to Los Angeles - Ontario Intl. Airport (ONT) as fast as possible, we're delighted to say that there are multiple carriers that offer nonstop flights. A couple of these are United Airlines and Frontier Airlines.
What is the shortest flight from San Francisco Airport to ONT?
From San Francisco, the distinctive sights and sounds of Ontario are around 6 hours and 36 minutes away. Be sure to book your favorite seat, or maybe even upgrade to one with a little more legroom, and fly to your destination in pure comfort.
How many hours flight from San Francisco Airport to Ontario Airport?
Typically, the flight time from SFO to ONT is a short and sweet 6 hours and 42 minutes. So, grab your bags and hop on a flight. There's nothing more thrilling than an impromptu vacation.
What airlines have the most flights from San Francisco Airport to Los Angeles - Ontario Intl. Airport (ONT)?
Warm service, on-time performance and superb in-flight entertainment are a few things popular airlines have in common. If you're traveling from San Francisco Intl. Airport (SFO) to Los Angeles - Ontario Intl. Airport (ONT), why not fly with the best? Frontier Airlines (F9) offers 41 flights on this route each month. United Airlines (UA) will also get you to your destination safely and comfortably. Offering 69 flights every month between San Francisco and Ontario, it's another popular airline to look into.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.