Ontario to San Diego Flight Tickets
Compare the best flight deals from Ontario to San Diego
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About Ontario - San Diego Flights
Find the best prices for flights between Ontario (United States) and San Diego (United States) on Tripuck. We compare prices from hundreds of airlines to offer you the best options.
Ontario has 1 airports, while San Diego has 2 airports. Compare flights between all airports to find the best deal.
Cheapest Months for Ontario - San Diego Flights
Best month to fly
April 2026 - 3,649 ₺
April 2026
3,649 ₺
1 stops
CheapestMarch 2026
13,680 ₺
1 stops
| Ay | Flight Type | Price |
|---|---|---|
| April 2026Cheapest | 1 stops | 3.649 ₺ |
| March 2026 | 1 stops | 13.680 ₺ |
Prices may change. Based on recent searches.
Airlines on Ontario - San Diego Route
Ontario Airports
San Diego Airports
Alternative Routes
Alternative Routes from Ontario
Frequently Asked Questions About Ontario - San Diego Flights
Ontario to San Diego flight ticket prices vary depending on the season, airline, and how far in advance you book. Use the search form above to see the latest prices.
For Ontario, you can use Ontario International Airport (ONT). For San Diego, you can use San Diego International Airport (SAN), McClellan-Palomar Airport (CLD).
The flight duration from Ontario to San Diego varies for direct flights. Connecting flights may take longer depending on the number of layovers.
Several airlines operate on the Ontario to San Diego route. Search for the latest list of airlines.
Generally, off-season periods and weekdays offer more affordable tickets. Booking early can also help you save on prices.
Various airlines operate on this route. Search to see the latest prices.