Find cheap Spirit Airlines flights to San Diego

When to Book Flights with Spirit Airlines from San Francisco to San Diego

• Is Spirit Airlines the cheapest airline to fly with from San Francisco to San Diego?

  Yes, based on our data, Spirit Airlines is the cheapest airline to fly the route with an average price of $101 return. The next cheapest options are Frontier and Hawaiian Airlines, with return flights costing on average $111 and $155 respectively.

• What is the cheapest Spirit Airlines flight from San Francisco to San Diego?

  In the last 3 days, the lowest price for a flight with Spirit Airlines from San Francisco to San Diego was $77 for a return flight and $41 for a one-way flight.

• Does Spirit Airlines fly direct to San Diego from San Francisco?

  No, Spirit Airlines does not fly the route directly.

• What’s the cheapest day of the week to fly from San Francisco to San Diego with Spirit Airlines?

  On average, the cheapest day of the week to fly from San Francisco to San Diego with Spirit Airlines is Wednesday, when prices are around $19. The most expensive day is generally Tuesday, where the average price is around $36.

• What’s the cheapest month to fly from San Francisco to San Diego with Spirit Airlines?

  The cheapest month for Spirit Airlines flights to San Diego from San Francisco is generally October, where plane tickets cost $24 on average. If possible, try to avoid the most expensive months of July and August, where tickets cost $145 and $145 respectively.