Cheap flights from ONT to SFO (Ontario Intl. Airport to San Francisco Intl.)

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Cheap Flights from ONT to SFO starting at $19 One Way, $38 Round Trip

Prices starting at $38 for return flights and $19 for one-way flights to San Francisco 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.

Tue, Dec 8 - Tue, Dec 15
ONT
Ontario
SFO
San Francisco
$38 Roundtrip, found 3 hours ago
$38
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, Dec 8 from Ontario to San Francisco, returning Tue, Dec 15, priced at $38 found 3 hours ago
Tue, Dec 8 - Fri, Dec 11
ONT
Ontario
SFO
San Francisco
$43 Roundtrip, found 23 hours ago
$43
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Tue, Dec 8 from Ontario to San Francisco, returning Fri, Dec 11, priced at $43 found 23 hours ago
Sat, Dec 5 - Sun, Dec 6
ONT
Ontario
SFO
San Francisco
$53 Roundtrip, just found
$53
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Dec 5 from Ontario to San Francisco, returning Sun, Dec 6, priced at $53 just found
Mon, Dec 7 - Fri, Dec 11
ONT
Ontario
SFO
San Francisco
$58 Roundtrip, found 2 days ago
$58
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Dec 7 from Ontario to San Francisco, returning Fri, Dec 11, priced at $58 found 2 days ago
Sun, Nov 22 - Wed, Dec 2
ONT
Ontario
SFO
San Francisco
$60 Roundtrip, found 6 days ago
$60
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sun, Nov 22 from Ontario to San Francisco, returning Wed, Dec 2, priced at $60 found 6 days ago

Hotel Ideas near San Francisco Intl.

Airport Hotels near San Francisco Intl.

Grand Hyatt at SFO

Grand Hyatt at SFO

4 out of 5
55 S McDonnell Rd San Francisco CA
$293 nightly
The price is $327 total per night from Nov 22 to Nov 23
$327 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in San Francisco. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the restaurant ...
9.8/10 Exceptional! (1,748 reviews)
"The Lobby was calm and serene which helps during crazy travel delays. Also, the bar was warm and inviting. The room was splendid and the Balmain soaps were gorgeous and so appreciated. Highly recommend this property to anyone who needs a moment to regather their strength and serenity."

Reviewed on Oct 22, 2026

Grand Hyatt at SFO
The Millwood - A Boutique Hotel

The Millwood - A Boutique Hotel

3 out of 5
1375 El Camino Real Millbrae CA
$144 nightly
The price is $165 total per night from Oct 24 to Oct 25
$165 total
Oct 24 - Oct 25
Total with taxes and fees
Book a stay at this business-friendly hotel in Millbrae. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
The Millwood - A Boutique Hotel
Aloft by Marriott San Francisco Airport

Aloft by Marriott San Francisco Airport

3 out of 5
401 E Millbrae Ave Millbrae CA
$118 nightly
The price is $136 total per night from Nov 22 to Nov 23
$136 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in Millbrae. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff ...
9/10 Wonderful! (2,282 reviews)
"Check-in was seamless. The hotel is literally right at the airport and they provide a shuttle every 15 mins which was great. The staff were super helpful."

Reviewed on Oct 21, 2026

Aloft by Marriott San Francisco Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In San Francisco

Holiday Inn Golden Gateway by IHG

Holiday Inn Golden Gateway by IHG

3.5 out of 5
1500 Van Ness Ave San Francisco CA
$119 nightly
The price is $140 total per night from Nov 22 to Nov 23
$140 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in San Francisco. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the pool ...
9/10 Wonderful! (6,431 reviews)
"Great location."

Reviewed on Oct 22, 2026

Holiday Inn Golden Gateway by IHG
Hotel Riu Plaza Fisherman's Wharf

Hotel Riu Plaza Fisherman's Wharf

4 out of 5
2500 Mason St San Francisco CA
$147 nightly
The price is $173 total per night from Nov 8 to Nov 9
$173 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in San Francisco. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast ...
9/10 Wonderful! (7,720 reviews)
"It was a beautiful stay. Great hotel close to everything. Great breakfast much Better than I expected."

Reviewed on Oct 22, 2026

Hotel Riu Plaza Fisherman's Wharf
Hilton San Francisco Financial District

Hilton San Francisco Financial District

4 out of 5
750 Kearny St San Francisco CA
$93 nightly
The price is $110 total per night from Nov 8 to Nov 9
$110 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in San Francisco. Enjoy breakfast (surcharge), a fitness center, and WiFi (surcharge). Our guests praise the helpful ...
Hilton San Francisco Financial District
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

San Francisco Hotels With Airport Transportation

The Dylan at SFO

The Dylan at SFO

3 out of 5
110 S El Camino Real Millbrae CA
$117 nightly
The price is $139 total per night from Nov 22 to Nov 23
$139 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in Millbrae. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the ...
The Dylan at SFO
Hotel Skye SFO

Hotel Skye SFO

3 out of 5
421 El Camino Real San Bruno CA
$109 nightly
The price is $125 total per night from Nov 22 to Nov 23
$125 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in San Bruno. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
Hotel Skye SFO
Sfo El Rancho Inn

Sfo El Rancho Inn

3 out of 5
1100 El Camino Real Millbrae CA
Book a stay at this business-friendly hotel in Millbrae. Enjoy free breakfast, an outdoor pool, and a 24-hour fitness center. Our guests praise the breakfast ...
8.4/10 Very Good! (2,695 reviews)
"Customer service was great"

Reviewed on Aug 1, 2026

Get rates
Sfo El Rancho Inn
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced San Francisco Hotels

Travelodge by Wyndham San Francisco Airport North

Travelodge by Wyndham San Francisco Airport North

2 out of 5
326 S Airport Blvd South San Francisco CA
$79 nightly
The price is $93 total per night from Nov 20 to Nov 21
$93 total
Nov 20 - Nov 21
Total with taxes and fees
Book a stay at this business-friendly motel in South San Francisco. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the clean ...
Travelodge by Wyndham San Francisco Airport North
Hotel North Beach

Hotel North Beach

2 out of 5
935 Kearny Street San Francisco CA
$79 nightly
The price is $93 total per night from Oct 23 to Oct 24
$93 total
Oct 23 - Oct 24
Total with taxes and fees
Stay at this hotel in San Francisco. Enjoy free WiFi, a 24-hour front desk, and laundry facilities. Our guests praise the helpful staff and the clean rooms in ...
Hotel North Beach
Hotel Skye SFO

Hotel Skye SFO

3 out of 5
421 El Camino Real San Bruno CA
$109 nightly
The price is $125 total per night from Nov 22 to Nov 23
$125 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this business-friendly hotel in San Bruno. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
Hotel Skye SFO
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in San Francisco

Hotel Zephyr San Francisco

Hotel Zephyr San Francisco

4 out of 5
250 Beach Street San Francisco CA
$133 nightly
The price is $157 total per night from Nov 22 to Nov 23
$157 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this boutique hotel in San Francisco. Enjoy free WiFi, a 24-hour fitness center, and parking (surcharge). Our guests praise the helpful staff ...
Hotel Zephyr San Francisco
Embassy Suites by Hilton San Francisco Airport Waterfront

Embassy Suites by Hilton San Francisco Airport Waterfront

3.5 out of 5
150 Anza Blvd Burlingame CA
$147 nightly
The price is $167 total per night from Nov 8 to Nov 9
$167 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in Burlingame. Enjoy free breakfast, WiFi (surcharge), and parking (surcharge). Our guests praise the breakfast and ...
8.6/10 Excellent! (2,497 reviews)
"Waterside location is great. Rooms are very tired and old. Uncomfortable bed."

Reviewed on Oct 21, 2026

Embassy Suites by Hilton San Francisco Airport Waterfront
Embassy Suites by Hilton San Francisco Airport Oyster Point

Embassy Suites by Hilton San Francisco Airport Oyster Point

3.5 out of 5
250 Gateway Blvd South San Francisco CA
$147 nightly
The price is $172 total per night from Nov 14 to Nov 15
$172 total
Nov 14 - Nov 15
Total with taxes and fees
Book a stay at this business-friendly hotel in South San Francisco. Enjoy free breakfast, a 24-hour fitness center, and parking (surcharge). Our guests praise ...
Embassy Suites by Hilton San Francisco Airport Oyster Point
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

ONT to SFO Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
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
SFO Address & GPS
Address:
San Francisco CA, 94128
United States
IATA Code:
SFO
Longitude:
-122.389881
Latitude:
37.615215
Time Zone:
America/Los_Angeles

Frequently asked questions

Are there non-stop flights from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Airport?
If you're not a huge fan of switching planes en route, you're in luck. There are multiple airline companies that offer direct flights from ONT to San Francisco Airport, including United Airlines and Frontier Airlines.
What is the shortest flight from ONT to San Francisco Airport?
From Ontario, the wonderful sights and sounds of San Francisco are 6 hours and 45 minutes away. Book your favorite seat, or maybe even one with extra legroom, and travel to your destination in comfort.
How many hours flight from Los Angeles - Ontario Intl. Airport (ONT) to SFO?
There's no excuse not to book a San Francisco getaway when the flight from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Airport is an easy 6 hours and 50 minutes on average. So, go ahead and finalize that ticket — it's high time you had a break.
What airlines have the most flights from Los Angeles - Ontario Intl. Airport (ONT) to San Francisco Airport?
Warm service, punctuality and terrific in-flight entertainment are just a few things popular airlines have in common. If you need to get from ONT to SFO, why not fly with the best? Frontier Airlines (F9) operates 41 flights on this route every month. United Airlines (UA) also operates services from Ontario to San Francisco. It's another popular option and offers 69 flights each month.

Map To Nearby Hotels

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.

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