Flights from San Francisco to Ontario
SFO
San Francisco
3h 14m avg
ONT
Ontario
Flights from
$88
Compare 1 options across 1 airline
Updated 2 months ago
$88
Cheapest Flight
$88
Average Price
0
Direct Flights
1
Airlines
Compare All SFO to ONT Flights
Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.
1 of 1 flight
| Airline | Schedule | Stops | Duration | Price | |
|---|---|---|---|---|---|
F9
F9 · 2678
|
09:34
SFO
12:48
ONT
|
0 stop(s) | 3h 14m | $88 Best | Book → |
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Airport Information
Key details about departure and arrival airports for this route
SFO
San Francisco International Airport
City: San Francisco
Country: US
Type: Large Airport
Elevation: 13 ft
SFO Airport Guide →
Country: US
Type: Large Airport
Elevation: 13 ft
ONT
Ontario International Airport
City: Ontario
Country: US
Type: Large Airport
Elevation: 944 ft
ONT Airport Guide →
Country: US
Type: Large Airport
Elevation: 944 ft
Tips for San Francisco to Ontario Flights
Save money and travel smarter with these route-specific tips
When to Book
Book SFO–ONT flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.
Price Trends
The average fare is $88, but prices as low as $88 are available.
Direct vs Connecting
No direct flights currently listed. Consider flexible dates or nearby airports for better connections.
Flexible Dates
Flying midweek (Tuesday–Thursday) on SFO–ONT is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.
Frequently Asked Questions
Everything you need to know about flying SFO to ONT
What is the cheapest flight from San Francisco to Ontario?
The cheapest flight from San Francisco (SFO) to Ontario (ONT) currently starts at $88 with F9. Prices are updated regularly and may vary by date and availability.
How many airlines fly from SFO to ONT?
We found 1 airline(s) operating on the SFO–ONT route, including F9.
Are there direct flights from San Francisco to Ontario?
No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.
What is the average flight price on this route?
The average flight price from San Francisco to Ontario is approximately $88. Prices range from $88 to $88 depending on airline, time, and class.
How long is the flight from SFO to ONT?
The average flight duration from San Francisco to Ontario is approximately 3 hours 14 minutes. Direct flights are typically shorter than connecting options.
What is the baggage allowance on SFO–ONT flights?
Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.
From
$88
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