Cheap flights from Monterey to San Diego from $79

If you are unable to visit San Diego during the month of October, then departing from Monterey during the month September is also very affordable. Most momondo users find prices during this month for around $193.

The cheapest day to depart from Monterey to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $187. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $222. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $195. Flights in the afternoon are often more expensive with an average ticket price of $235.

Fly from Monterey Regional to San Diego for the best Monterey Regional - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Monterey when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Monterey for as low as $143 on momondo.

You could potentially save up to 30% on your flight if you consider stops on a Monterey to San Diego flight.

As of April 2026, prices for Monterey to San Diego flights are approximately 85% more expensive when compared to flights at the same time last year.

United Airlines and Alaska Airlines are the most popular carriers operating from Monterey Regional to San Diego

Southwest, Alaska Airlines and United Airlines are the top three most popular airlines that fly to San Diego from Monterey according to our data. Southwest is the first choice among our users, with 32% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 9 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

As of April 2026, there are 4 flights per day flying from Monterey to San Diego. The most common time of day flights depart is 6:00AM, with 56% of flights taking off at noon.

31 flights are operational weekly from Monterey to San Diego as of April 2026. The most popular departure day for this route is Tue, with 16% of flights per week taking off on this day.