Frontier Airlines San Diego to Denver Flights

One way Round trip

Adults

Children under 12

Infants under 2 without place

Economy

Business

First

done

Return flight: Denver – San Diego

Page navigation

Best Airfare Price Calendar Flights Schedule

Cheapflightsplus.com will find cheap Frontier Airlines flights from San Diego to Denver. Compare airline ticket prices and book air tickets starting from $29 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare San Diego (CA) — Denver (CO) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $29, two-way – $50.

Direct flights

Check to choose departure date Check to choose departure date

Check prices for return flight

Find flights

Cheap Flights from San Diego to Denver by Frontier Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by Frontier Airlines, their prices start from $29. The fastest nonstop flight takes 2h 31m. The fastest connecting flight — 4h 40m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $29 Find flight	6:25 am San Diego San Diego	9:56 am Denver Denver International	2h 31m	Frontier Airlines	F92712
from $50 Find flight	1:41 pm San Diego San Diego	7:21 pm Denver Denver International	4h 40m layover 1h 14m - Phoenix	Frontier Airlines	F92084 F92106
from $50 Find flight	10:35 am San Diego San Diego	6:40 pm Denver Denver International	7h 5m layover 3h 35m - Las Vegas	Frontier Airlines	F91326 F92430
from $50 Find flight	6:06 pm San Diego San Diego	11:56 pm Denver Denver International	4h 50m layover 1h 28m - Phoenix	Frontier Airlines	F92888 F92142
from $68 Find flight	9:48 pm San Diego San Diego	10:03 am+1 день Denver Denver International	11h 15m layover 7h 58m - Phoenix	Frontier Airlines	F93168 F94768
from $68 Find flight	2:57 pm San Diego San Diego	0:34 am+1 день Denver Denver International	8h 37m layover 3h 9m - Dallas	Frontier Airlines	F92928 F94463
from $84 Find flight	8:41 pm San Diego San Diego	7:24 pm+1 день Denver Denver International	21h 43m layover 18h 5m - Las Vegas	Frontier Airlines	F91470 F93844
from $95 Find flight	11:09 am San Diego San Diego	1:06 am+1 день Denver Denver International	12h 57m layover 9h 21m - Las Vegas	Frontier Airlines	F91326 F94968

Show All Flights

*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 01/09/2025

Frontier Airlines Flight Schedule San Diego to Denver

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:35 am — 6:40 pm	1:31 pm — 2:57 pm F91326 Frontier Airlines San Diego — Las Vegas 3h 35m stop 0:59 am — 3:59 am F92430 Frontier Airlines Las Vegas — Denver	7h 5m including layover	Find flight from$50
11:09 am — 1:06 am +1 day	10:35 am — 12:01 pm F91326 Frontier Airlines San Diego — Las Vegas 9h 21m stop 9:53 pm — 0:49 am F94968 Frontier Airlines Las Vegas — Denver	12h 57m including layover	Find flight from$95
1:41 pm — 7:21 pm	1:41 pm — 4:09 pm F92084 Frontier Airlines San Diego — Phoenix 1h 14m stop 5:23 pm — 7:21 pm F92106 Frontier Airlines Phoenix — Denver	4h 40m including layover	Find flight from$50
2:57 pm — 0:34 am +1 day	2:57 pm — 8:01 pm F92928 Frontier Airlines San Diego — Dallas 3h 9m stop 11:10 pm — 0:34 am F94463 Frontier Airlines Dallas — Denver	8h 37m including layover	Find flight from$68
6:06 pm — 11:56 pm	6:06 pm — 8:31 pm F92888 Frontier Airlines San Diego — Phoenix 1h 28m stop 9:59 pm — 11:56 pm F92142 Frontier Airlines Phoenix — Denver	4h 50m including layover	Find flight from$50
6:25 am — 9:56 am	6:25 am — 9:56 am F92712 Frontier Airlines San Diego — Denver	2h 31m	Find flight from$29
8:41 pm — 10:04 pm +1 day	9:38 pm — 11:05 pm F91470 Frontier Airlines San Diego — Las Vegas 20h 40m stop 8:44 pm — 11:48 pm F94612 Frontier Airlines Las Vegas — Denver	24h 23m including layover	Find flight from$74
8:41 pm — 1:08 am +2 days	8:41 pm — 10:15 pm F91470 Frontier Airlines San Diego — Las Vegas 23h 45m stop 10:00 pm — 1:08 am F94968 Frontier Airlines Las Vegas — Denver	27h 27m including layover	Find flight from$74
8:41 pm — 7:24 pm +1 day	8:41 pm — 10:15 pm F91470 Frontier Airlines San Diego — Las Vegas 18h 5m stop 4:20 pm — 7:24 pm F93844 Frontier Airlines Las Vegas — Denver	21h 43m including layover	Find flight from$84
9:48 pm — 10:03 am +1 day	9:48 pm — 0:12 am F93168 Frontier Airlines San Diego — Phoenix 7h 58m stop 8:10 am — 10:03 am F94768 Frontier Airlines Phoenix — Denver	11h 15m including layover	Find flight from$68
9:48 pm — 7:56 am +1 day	9:48 pm — 0:12 am F93168 Frontier Airlines San Diego — Phoenix 5h 48m stop 6:00 am — 7:56 am F91376 Frontier Airlines Phoenix — Denver	9h 8m including layover	Find flight from$68

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 01/09/2025

Flight Information

There is 1 flight by Frontier Airlines from San Diego to Denver every week with departures from San Diego, AFB, Golden Triangle Reg., Lowndes County, San Diego Regional, El Cajon, Montgomery Field, Miramar NAS, North Island NAS, Brown Field Municipal, Gillespie Field. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:35 am to 9:48 pm. Nonstop flight is 2h 31m. The time difference between San Diego and Denver is 1h.

The fastest flight 2h 31m
Average flight time 2h 31m
The earliest flight 10:35 am
The latest flight 9:48 pm
Distance 852 ml

The cheapest months for traveling to Denver are february (from 29 $), january (from 41 $), november (from 55 $).

The most expensive and popular months are december (from 86 $), november (from 55 $), january (from 41 $).

The cheapest flight by Frontier Airlines that our users were able to find is $29. This airfare is economy class on one-way F92712 flight for February 1, 2025 leaving San Diego in San Diego at 6:25 am, it includes all taxes and additional fees.

Find same flight?

Frontier Airlines Airplanes on the Route

List of the most popular Frontier Airlines airplanes flying from San Diego to Denver:

Other Popular Airlines on the Route

Besides Frontier Airlines there are other 6 airline carriers between San Diego and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from San Diego to Denver.

Nonstop flights

There are 8 direct flights every day from San Diego. Airlines and fares are below:

UA - United Airlines

from $114

Find

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

AS - Alaska Airlines

from $125

Find
UA - United Airlines

from $124

Find
NK - Spirit Airlines

from $192

Find
SY - Sun Country Airlines

from $149

Find
WS - WestJet

from $459

Find
AM - Aeromexico

from $574

Find

See more connecting flights

How to book an air ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.