Vuelos de Frontier Airlines de Denver (DEN) a San Diego (SAN) desde $34

Be sure to go to our Covid-19 Travel Advisor to discover if there are any current quarantine requirements and travel advice reports in effect in San Diego Intl. Airport (SAN) when flying in from DEN.

At Denver Airport, Frontier Airlines flights to San Diego Airport usually head off from the main terminal. Curious to know exactly which terminal you’ll be pulling into? It’ll most likely be terminal 1.

You’ll be happy to hear there are. Lock in a nonstop flight with Frontier Airlines from Denver Intl. Airport (DEN) to San Diego Airport, and you won’t have to worry about annoying stopovers or missing your connecting flight.

From the moment your Frontier Airlines plane gets pushed back from the gate at DIA airport to the instant it taxis into SAN, your trip will take roughly 3 hours. With such a short flight time, it’s a wonderful spur-of-the-moment escape.

When you fly the skies between DEN and SAN with Frontier Airlines, you’ll probably be doing it aboard the Airbus A320neo. The airline also operates the Airbus A321 on this flight path.

Frontier Airlines is currently operating around 2 flights per day from Denver Intl. Airport (DEN) to San Diego Airport.

For more info about changing your flight to SAN, 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.