Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights


Amazing Frontier Airlines DEN to SAN Flight Deals

The cheapest flights to San Diego Intl. found within the past 7 days were $91 round trip and $49 one way. Prices and availability subject to change. Additional terms may apply.

SAN From DEN Economy Coach Packages on Similar Airlines


Carrier Flight Depart DEN Arrive SAN Thu
8/13
Fri
8/14
Sat
8/15
Sun
8/16
Mon
8/17
Tue
8/18
Wed
8/19
Stops
F9 553 04:48 pm 06:11 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
F9 551 10:20 pm 11:41 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
F9 555 06:20 am 07:42 am - Check fare - - Check fare - - 0 stop(s)

FAQs about Frontier Airlines Flights from DEN to SAN

What terminal is Frontier Airlines at Denver Airport?

If you're flying with Frontier Airlines from Denver, CO Airport (DEN-Denver Intl.), you'll generally be boarding from the main terminal. If you're traveling to San Diego, CA Airport (SAN-San Diego Intl.) from here, you're most likely to be arriving at terminal 1.

Are there Frontier Airlines non-stop flights from DEN to SAN?

It is possible to go direct from Denver, CO Airport (DEN-Denver Intl.) to San Diego, CA Airport (SAN-San Diego Intl.) with Frontier Airlines and avoid lengthy stopovers. The less time you spend getting to your destination, the more time you'll have for fun adventures.

How long is a Frontier Airlines flight from DEN to SAN?

Just 2 hours and 46 minutes is roughly how long you can expect to be up in the air for if you're flying with Frontier Airlines from DEN to SAN. That's just enough time for you to read a few chapters of your favorite novel or enjoy a bit of shut-eye.

What type of aircraft does Frontier Airlines fly from DEN to SAN?

Frontier Airlines commonly uses the Airbus A320 or the Airbus A321 on the route between Denver, CO Airport (DEN-Denver Intl.) and San Diego, CA Airport (SAN-San Diego Intl.).

How many direct and indirect flights does Frontier Airlines fly from DEN to SAN?

Around 9 Frontier Airlines flights link DEN and SAN every week.

Flying Tips & Tricks How do I find my flight number?
  • Take a look at your inbox once you've made your reservation — there should be an itinerary for your upcoming flight. The flight number will be written on the document's first page.
How early can you check bags for a flight?
  • To have enough time to drop your bags, clear customs and arrive at the correct boarding gate, arrive at the airport around three hours before an international flight. If you're traveling domestically, it's two hours. Even if you've already selected your seat and received your boarding pass online, it's worth bearing in mind that there are closing times for baggage check-in. It's an hour before departure for international flights, and 45 minutes if you're flying domestically. Of course, times can differ between airlines, so check these details well ahead of your flight.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.