Book Cheap Spirit Airlines flight from Boston (BOS) to San Diego (SAN) from CA $120

For any present San Diego Airport quarantine requirements and travel advice, go to the Covid-19 Travel Advisor. Look before you arrange your flight, so you don’t get caught out en route.

As soon as you receive your ticket for your Spirit Airlines flight from Logan Intl. Airport to SAN, see if the terminal details are listed on it. If not, you might like to ask your airline. They should be able to tell you where you’ll be flying in and out of.

Expect at least one stopover when flying from BOS to San Diego Airport, as Spirit Airlines doesn’t operate direct flights between these two locations. While in transit, you might like to buy a new bestseller or your favorite magazine from the airport bookstore to make the time go quicker.

For more info about changing your flight to San Diego Airport, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.