$34 Flight Deals from Ontario International Airport to San Francisco

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Stops

Nonstop

from $67

Up to 1 stop

$113

Airlines

Alaska Airlines

$261

American Airlines

$258

Frontier Airlines

$67

Hawaiian Airlines

$289

United Airlines

$131

Cabin Class

Economy

$67

Departure Airports

Ontario International Airport

$67

Arrival Airports

San Francisco International Airport

$67

Layover Airports

Denver International Airport

$113

Harry Reid International Airport

$133

Phoenix Sky Harbor International Airport

$258

Seattle Tacoma International Airport

$261

Best Price. GUARANTEED.

Exclusively for Priceline Members
Tired of searching? Book now!
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On average save $240 per traveler

Frontier Airlines

05/10/25

8:24am

ONT

1h 38m

Direct

05/10/25

10:02am

SFO

Frontier Airlines

05/11/25

8:34am

SFO

1h 28m

Direct

05/11/25

10:02am

ONT

^$67

Free cancellation within 83 hours of booking

Frontier Airlines

04/25/25

8:10am

ONT

1h 41m

Direct

04/25/25

9:51am

SFO

Frontier Airlines

04/27/25

8:35am

SFO

1h 28m

Direct

04/27/25

10:03am

ONT

^$67

Free cancellation within 83 hours of booking

Frontier Airlines

04/26/25

8:10am

ONT

1h 41m

Direct

04/26/25

9:51am

SFO

Frontier Airlines

05/01/25

8:34am

SFO

1h 28m

Direct

05/01/25

10:02am

ONT

^$68

Free cancellation within 83 hours of booking

Frontier Airlines

05/08/25

8:24am

ONT

1h 38m

Direct

05/08/25

10:02am

SFO

Frontier Airlines

05/11/25

8:34am

SFO

1h 28m

Direct

05/11/25

10:02am

ONT

^$69

Free cancellation within 83 hours of booking

Frontier Airlines

05/09/25

8:24am

ONT

1h 38m

Direct

05/09/25

10:02am

SFO

Frontier Airlines

05/12/25

8:34am

SFO

1h 28m

Direct

05/12/25

10:02am

ONT

^$69

Free cancellation within 83 hours of booking

Frontier Airlines

05/10/25

12:59am

ONT

23h 10m

DEN

05/11/25

12:09am

SFO

Frontier Airlines

05/11/25

8:34am

SFO

1h 28m

Direct

05/11/25

10:02am

ONT

^$113

Free cancellation within 83 hours of booking

Frontier Airlines

04/26/25

8:10am

ONT

1h 41m

Direct

04/26/25

9:51am

SFO

Frontier Airlines

05/03/25

4:17pm

SFO

7h 42m

DEN

05/03/25

11:59pm

ONT

^$120

Free cancellation within 83 hours of booking

Frontier Airlines

05/03/25

8:24am

ONT

1h 38m

Direct

05/03/25

10:02am

SFO

Frontier Airlines

05/10/25

4:17pm

SFO

7h 42m

DEN

05/10/25

11:59pm

ONT

^$129

Free cancellation within 83 hours of booking

Frontier Airlines

04/29/25

12:59am

ONT

23h 34m

DEN

04/30/25

12:33am

SFO

Frontier Airlines

05/03/25

10:48am

SFO

1h 27m

Direct

05/03/25

12:15pm

ONT

^$129

Free cancellation within 83 hours of booking

United Airlines

05/07/25

3:10pm

ONT

1h 43m

Direct

05/07/25

4:53pm

SFO

United Airlines

05/07/25

7:05pm

SFO

1h 29m

Direct

05/07/25

8:34pm

ONT

^$131

Free cancellation within 83 hours of booking

United Airlines

05/20/25

6:00am

ONT

1h 27m

Direct

05/20/25

7:27am

SFO

United Airlines

05/20/25

10:54am

SFO

1h 30m

Direct

05/20/25

12:24pm

ONT

^$131

Free cancellation within 83 hours of booking

United Airlines

04/23/25

3:55pm

ONT

1h 43m

Direct

04/23/25

5:38pm

SFO

United Airlines

04/23/25

6:55pm

SFO

1h 26m

Direct

04/23/25

8:21pm

ONT

^$131

Free cancellation within 83 hours of booking

United Airlines

05/13/25

3:10pm

ONT

1h 43m

Direct

05/13/25

4:53pm

SFO

United Airlines

05/13/25

7:05pm

SFO

1h 29m

Direct

05/13/25

8:34pm

ONT

^$131

Free cancellation within 83 hours of booking

United Airlines

05/03/25

3:10pm

ONT

1h 43m

Direct

05/03/25

4:53pm

SFO

United Airlines

05/03/25

7:05pm

SFO

1h 29m

Direct

05/03/25

8:34pm

ONT

^$131

Free cancellation within 83 hours of booking

Frontier Airlines

04/25/25

8:10am

ONT

1h 41m

Direct

04/25/25

9:51am

SFO

Frontier Airlines

04/27/25

2:51pm

SFO

24h 48m

LAS

04/28/25

3:39pm

ONT

^$133

Free cancellation within 83 hours of booking

Frontier Airlines

05/08/25

8:24am

ONT

1h 38m

Direct

05/08/25

10:02am

SFO

Frontier Airlines

05/15/25

4:17pm

SFO

7h 42m

DEN

05/15/25

11:59pm

ONT

^$139

Free cancellation within 83 hours of booking

Frontier Airlines

04/25/25

8:10am

ONT

1h 41m

Direct

04/25/25

9:51am

SFO

Frontier Airlines

04/27/25

10:05pm

SFO

9h 15m

LAS

04/28/25

7:20am

ONT

^$140

Free cancellation within 83 hours of booking

Frontier Airlines

05/05/25

8:24am

ONT

1h 38m

Direct

05/05/25

10:02am

SFO

Frontier Airlines

05/12/25

11:02am

SFO

4h 37m

LAS

05/12/25

3:39pm

ONT

^$140

Free cancellation within 83 hours of booking

Frontier Airlines

05/01/25

8:24am

ONT

1h 38m

Direct

05/01/25

10:02am

SFO

Frontier Airlines

05/08/25

11:02am

SFO

6h 43m

LAS

05/08/25

5:45pm

ONT

^$140

Free cancellation within 83 hours of booking

Frontier Airlines

04/29/25

10:44am

ONT

21h 1m

LAS

04/30/25

7:45am

SFO

Frontier Airlines

05/03/25

6:20am

SFO

28h 55m

DEN

05/04/25

11:15am

ONT

^$169

Free cancellation within 83 hours of booking

American Airlines

04/28/25

4:35pm

ONT

7h 23m

PHX

04/28/25

11:58pm

SFO

American Airlines

05/05/25

3:50pm

SFO

6h 7m

PHX

05/05/25

9:57pm

ONT

^$258

Free cancellation within 83 hours of booking

American Airlines

04/24/25

12:50pm

ONT

6h 3m

PHX

04/24/25

6:53pm

SFO

American Airlines

05/01/25

5:55am

SFO

6h 4m

PHX

05/01/25

11:59am

ONT

^$258

Free cancellation within 83 hours of booking

American Airlines

04/23/25

12:50pm

ONT

6h 3m

PHX

04/23/25

6:53pm

SFO

American Airlines

04/30/25

3:54pm

SFO

6h 4m

PHX

04/30/25

9:58pm

ONT

^$258

Free cancellation within 83 hours of booking

American Airlines

05/01/25

6:15am

ONT

6h 1m

PHX

05/01/25

12:16pm

SFO

American Airlines

05/08/25

12:04pm

SFO

6h 19m

PHX

05/08/25

6:23pm

ONT

^$258

Free cancellation within 83 hours of booking

American Airlines

05/06/25

10:00am

ONT

6h 3m

PHX

05/06/25

4:03pm

SFO

American Airlines

05/13/25

12:04pm

SFO

6h 19m

PHX

05/13/25

6:23pm

ONT

^$258

Free cancellation within 83 hours of booking

Alaska Airlines

05/13/25

11:46am

ONT

8h 27m

SEA

05/13/25

8:13pm

SFO

Alaska Airlines

05/20/25

7:00am

SFO

8h 50m

SEA

05/20/25

3:50pm

ONT

^$261

Free cancellation within 83 hours of booking

Alaska Airlines

05/05/25

11:46am

ONT

8h 27m

SEA

05/05/25

8:13pm

SFO

Alaska Airlines

05/06/25

8:00am

SFO

7h 32m

SEA

05/06/25

3:32pm

ONT

^$281

Free cancellation within 83 hours of booking

Hawaiian Airlines

05/13/25

11:46am

ONT

8h 27m

SEA

05/13/25

8:13pm

SFO

Hawaiian Airlines

05/20/25

8:00am

SFO

7h 50m

SEA

05/20/25

3:50pm

ONT

^$289

Free cancellation within 83 hours of booking

Hawaiian Airlines

04/30/25

4:29pm

ONT

5h 44m

SEA

04/30/25

10:13pm

SFO

Hawaiian Airlines

05/07/25

9:10am

SFO

6h 22m

SEA

05/07/25

3:32pm

ONT

^$289

Free cancellation within 83 hours of booking

Hawaiian Airlines

05/03/25

4:29pm

ONT

5h 44m

SEA

05/03/25

10:13pm

SFO

Hawaiian Airlines

05/10/25

6:30am

SFO

9h 2m

SEA

05/10/25

3:32pm

ONT

^$299

Free cancellation within 83 hours of booking

Top Deals on flights from Ontario International Airport to San Francisco

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

May 1

8:24am

ONT

1h 38m

Direct

May 1

10:02am

SFO

as low as

$34

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

Apr 24

8:10am

ONT

1h 41m

Direct

Apr 24

9:51am

SFO

as low as

$34

Los Angeles, US (LAX) - San Francisco, US (SFO)

United Airlines

Apr 23

6:00am

ONT

1h 28m

Direct

Apr 23

7:28am

SFO

as low as

$68

Los Angeles, US (LAX) - San Francisco, US (SFO)

United Airlines

May 6

1:45pm

ONT

1h 28m

Direct

May 6

3:13pm

SFO

as low as

$68

Los Angeles, US (LAX) - San Francisco, US (SFO)

CitizenPlane

Apr 19

6:00am

ONT

1h 28m

Direct

Apr 19

7:28am

SFO

as low as

$69

Los Angeles, US (LAX) - San Francisco, US (SFO)

CitizenPlane

Apr 18

6:00am

ONT

1h 28m

Direct

Apr 18

7:28am

SFO

as low as

$70

Los Angeles, US (LAX) - San Francisco, US (SFO)

American Airlines

Apr 19

7:25pm

ONT

4h 33m

PHX

Apr 19

11:58pm

SFO

as low as

$99

Los Angeles, US (LAX) - San Francisco, US (SFO)

American Airlines

Apr 18

12:50pm

ONT

6h 3m

PHX

Apr 18

6:53pm

SFO

as low as

$99

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

Apr 24

10:53am

ONT

4h 18m

LAS

Apr 24

3:11pm

SFO

as low as

$104

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

May 12

10:52am

ONT

4h 7m

LAS

May 12

2:59pm

SFO

as low as

$104

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

Apr 20

12:59am

ONT

8h 3m

DEN

Apr 20

9:02am

SFO

as low as

$104

Los Angeles, US (LAX) - San Francisco, US (SFO)

Frontier Airlines

Apr 21

4:25pm

ONT

8h 19m

DEN

Apr 22

12:44am

SFO

as low as

$104

Flights to San Francisco

Return flights

Flights From San Francisco To Ontario International Airport

Browse origins

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North America
United States
California
Los Angeles
Ontario International Airport

Browse destinations

Flights
North America
United States
California
San Francisco

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Flight Deals from Ontario International Airport to San Francisco from $34

Stops

Airlines

Cabin Class

Departure Airports

Arrival Airports

Layover Airports

Best Price. GUARANTEED.

Top Deals on flights from Ontario International Airport to San Francisco

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