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Cheap flights from San Luis Obispo to Ontario (SBP - ONT)

SBP — ONT
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2025.

Popular in

March

Cheapest in

August

Average price

$246
Highest demand for flights based on searches. 16% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Best time to book a flight from San Luis Obispo to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Luis Obispo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Luis Obispo to Ontario

What is the cheapest month to book a flight from San Luis Obispo to Ontario?

Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Ontario (average of $246). Flying from San Luis Obispo to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San Luis Obispo to Ontario that include hotel bookings?

    Yes. In addition to deals on San Luis Obispo to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Luis Obispo to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Obispo to Ontario.

  • Can I find deals for business class flights from San Luis Obispo to Ontario?

    Yes. Cheapflights offers flight deals from San Luis Obispo to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Luis Obispo to Ontario?

    Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Ontario (average of $246). Flying from San Luis Obispo to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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