Frontier Airlines Denver to San Diego Flights

Return flight: San Diego – Denver

Cheapflightsplus.com will find cheap Frontier Airlines flights from Denver to San Diego. Compare airline ticket prices and book air tickets starting from $38 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 Denver (CO) — San Diego (CA) 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 may: one-way - $38, two-way – $65.
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Below is a detailed 2024 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 Arrival Flight Details Flight Time Price
10:05 pm — 11:29 pm
10:05 pm — 11:29 pm F9551 Frontier Airlines
Denver — San Diego
2h 24m
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from$40
11:55 am — 1:20 pm
11:55 am — 1:20 pm F9555 Frontier Airlines
Denver — San Diego
2h 25m
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from$52
1:25 pm — 2:48 pm
1:25 pm — 2:48 pm F9553 Frontier Airlines
Denver — San Diego
2h 23m
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from$40
5:05 pm — 6:36 pm
5:05 pm — 6:36 pm F9557 Frontier Airlines
Denver — San Diego
2h 31m
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from$44
7:57 am — 9:35 am
7:57 am — 9:35 am F9555 Frontier Airlines
Denver — San Diego
2h 38m
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from$44
10:00 pm — 1:48 pm
+1 day
10:00 pm — 10:56 pm F9757 Frontier Airlines
Denver — Phoenix
13h 38m stop
12:34 pm — 1:48 pm F92947 Frontier Airlines
Phoenix — San Diego
16h 48m
including layover
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from$39
10:59 pm — 10:34 am
+1 day
10:59 pm — 11:58 pm F9773 Frontier Airlines
Denver — Las Vegas
9h 29m stop
9:27 am — 10:34 am NK429 Spirit Airlines
Las Vegas — San Diego
12h 35m
including layover
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from$38
1:55 pm — 7:51 pm
1:55 pm — 2:59 pm F9773 Frontier Airlines
Denver — Las Vegas
3h 42m stop
6:41 pm — 7:51 pm NK1261 Spirit Airlines
Las Vegas — San Diego
6h 56m
including layover
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from$45
4:29 pm — 10:42 pm
4:29 pm — 5:32 pm F9773 Frontier Airlines
Denver — Las Vegas
4h stop
9:32 pm — 10:42 pm NK1483 Spirit Airlines
Las Vegas — San Diego
7h 13m
including layover
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from$56
5:00 pm — 10:42 pm
5:00 pm — 5:58 pm F9777 Frontier Airlines
Denver — Las Vegas
3h 34m stop
9:32 pm — 10:42 pm NK1483 Spirit Airlines
Las Vegas — San Diego
6h 42m
including layover
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from$58
6:00 am — 5:09 pm
6:00 am — 9:33 am F9412 Frontier Airlines
Denver — Chicago
5h 28m stop
3:01 pm — 5:09 pm NK563 Spirit Airlines
Chicago — San Diego
12h 9m
including layover
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from$38
7:30 am — 4:49 pm
7:30 am — 8:36 am F9777 Frontier Airlines
Denver — Las Vegas
6h 53m stop
3:29 pm — 4:49 pm F92127 Frontier Airlines
Las Vegas — San Diego
10h 19m
including layover
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from$44
8:35 pm — 9:17 am
+1 day
8:35 pm — 11:58 pm F9410 Frontier Airlines
Denver — Chicago
7h 2m stop
7:00 am — 9:17 am NK563 Spirit Airlines
Chicago — San Diego
13h 42m
including layover
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from$38
9:59 am — 4:58 pm
9:59 am — 10:52 am F9751 Frontier Airlines
Denver — Phoenix
4h 55m stop
3:47 pm — 4:58 pm F92947 Frontier Airlines
Phoenix — San Diego
7h 59m
including layover
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from$52
0:55 am — 1:25 pm
0:55 am — 5:50 am F9418 Frontier Airlines
Denver — Atlanta
2h 10m stop
8:00 am — 9:05 am WN2234 Southwest Airlines
Atlanta — Houston
3h 10m stop
12:15 pm — 1:25 pm WN2122 Southwest Airlines
Houston — San Diego
13h 30m
including layover
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from$258
11:55 pm — 12:06 pm
+1 day
11:55 pm — 5:29 am F9678 Frontier Airlines
Denver — Orlando
1h 6m stop
6:35 am — 8:10 am F91013 Frontier Airlines
Orlando — Atlanta
2h 23m stop
10:33 am — 12:06 pm DL894 Delta Air Lines Inc.
Atlanta — San Diego
13h 11m
including layover
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from$295
8:35 pm — 7:26 pm
+1 day
8:35 pm — 11:58 pm F9410 Frontier Airlines
Denver — Chicago
7h 2m stop
7:00 am — 8:55 am NK357 Spirit Airlines
Chicago — Las Vegas
9h 27m stop
6:22 pm — 7:26 pm NK1261 Spirit Airlines
Las Vegas — San Diego
23h 51m
including layover
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from$45
9:01 pm — 9:17 am
+2 days
9:01 pm — 11:59 pm F9264 Frontier Airlines
Denver — Dallas
7h 31m stop
7:30 am — 9:51 am NK2812 Spirit Airlines
Dallas — Chicago
21h 9m stop
7:00 am — 9:17 am NK563 Spirit Airlines
Chicago — San Diego
37h 16m
including layover
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from$74
*Departure and arrival times are local. Last updated on 04/22/2024

Flight Information

There are 5 flights by Frontier Airlines from Denver to San Diego every week with departures from Denver International and Arapahoe Co. All flights arrive at 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.

Departures start from 0:55 am to 9:59 am. Nonstop flight is 2h 23m. The time difference between Denver and San Diego is 1h.

  • The fastest flight 2h 23m
  • Average flight time 2h 25m
  • The earliest flight 0:55 am
  • The latest flight 9:59 am
  • Distance 852 ml

The cheapest flight by Frontier Airlines that our users were able to find is $38. This airfare is economy class on one-way F9412 flight for September 2, 2020 leaving Denver International in Denver at 6:00 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Frontier Airlines there are other 5 airline carriers between Denver and San Diego. Please review schedules and prices from the most popular airlines to find the best airfare deals from Denver to San Diego.

Nonstop flights

There are 82 direct flights every day from Denver. Airlines and fares are below:

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Connecting Flights

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

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How to book an air ticket yourself?

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.
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  • 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.

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