Airlinecoop.org

Cheap flights from Denver to San Diego

93 nonstop flights a week, 9 of them today. Operated by 4 airlines, about 2h 30m in the air, 833 mi (1,340 km). Tickets from $60.

Flights from Denver to San Diego

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Denver to San Diego

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Denver to San Diego

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $60 27 November 2026, nonstop Cheapest nonstop $60 27 November 2026, Frontier Airlines Cheapest in the next 7 days $135 14 November, Sat Cheapest weekend departure $60 Fri, 27 November 2026 Cheapest month November 2026 tickets from $60

Denver to San Diego at a glance

flight time, from 2h 17m to 13h 15m
2h 30m
straight-line distance
833 mi (1,340 km)
flights a week
93
flights today
9
first and last departure
05:45 - 22:29
lowest price, nonstop, 27 November
$60
average across months
$64
airlines
4

Denver to San Diego ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $60. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is December 2026: from $69. The average across months is $64.

Denver to San Diego flight schedule

93 flights a week, 9 today, 55 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 1346
Southwest Airlines
05:45 Denver International
09:40 San Diego International, terminal 1
4h 55m
Sat
Boeing 737
WN 4545
Southwest Airlines
06:10 Denver International
07:40 San Diego International, terminal 1
2h 30m
Mon, Tue, Wed, Thu
Boeing 737
WN 4545
Southwest Airlines
07:00 Denver International
08:30 San Diego International, terminal 1
2h 30m
Sat
Boeing 737-800
WN 4545
Southwest Airlines
07:15 Denver International
08:45 San Diego International, terminal 1
2h 30m
Mon, Thu, Fri, Sun
Boeing 737-800
AS 3059
Alaska Airlines
07:24 Denver International
09:10 San Diego International, terminal 2
2h 46m
Mon, Fri, Sat, Sun
Embraer EMB 175
UA 2309
United Airlines
07:40 Denver International
09:10 San Diego International, terminal 2
2h 30m
Daily
Boeing 737
AS 3059
Alaska Airlines
08:20 Denver International
10:05 San Diego International, terminal 2
2h 45m
Daily
Embraer EMB 175
WN 1155
Southwest Airlines
08:20 Denver International
11:25 San Diego International, terminal 1
4h 5m
Mon, Tue, Wed, Thu
Boeing 737
WN 1771
Southwest Airlines
08:30 Denver International
12:15 San Diego International, terminal 1
4h 45m
Mon, Thu, Fri, Sun
Boeing 737
WN 1308
Southwest Airlines
08:35 Denver International
10:00 San Diego International, terminal 1
2h 25m
Mon, Thu, Fri, Sun
Boeing 737-800
WN 1778
Southwest Airlines
08:35 Denver International
10:00 San Diego International, terminal 1
2h 25m
Sat
Boeing 737
WN 2438
Southwest Airlines
08:35 Denver International
15:15 San Diego International, terminal 1
7h 40m
Sat
Boeing 737
WN 1308
Southwest Airlines
08:45 Denver International
10:10 San Diego International, terminal 1
2h 25m
Sat
Boeing 737
WN 1308
Southwest Airlines
08:50 Denver International
10:10 San Diego International, terminal 1
2h 20m
Mon, Tue, Wed, Thu
Boeing 737-800
WN 1316
Southwest Airlines
08:50 Denver International
13:00 San Diego International, terminal 1
5h 10m
Mon, Tue, Wed, Thu
WN 3797
Southwest Airlines
09:35 Denver International
11:00 San Diego International, terminal 1
2h 25m
Mon, Fri, Sun
Boeing 737
UA 1561
United Airlines
11:20 Denver International
18:37 San Diego International, terminal 2
8h 17m
Daily
Airbus A320
UA 1940
United Airlines
11:25 Denver International
12:56 San Diego International, terminal 2
2h 31m
Daily
Airbus A320
AS 1342
Alaska Airlines
13:55 Denver International
15:27 San Diego International, terminal 2
2h 32m
Sun
Boeing 737-900
UA 1281
United Airlines
15:45 Denver International
17:15 San Diego International, terminal 2
2h 30m
Daily
Boeing 737-900
WN 4301
Southwest Airlines
16:55 Denver International
19:55 San Diego International, terminal 1
4h
Mon, Thu, Fri, Sun
WN 1780
Southwest Airlines
17:25 Denver International
18:45 San Diego International, terminal 1
2h 20m
Mon, Thu, Fri, Sun
Boeing 737
AS 3155
Alaska Airlines
19:59 Denver International
21:46 San Diego International, terminal 2
2h 47m
Mon, Thu, Fri, Sun
Embraer EMB 175
WN 1781
Southwest Airlines
20:50 Denver International
22:20 San Diego International, terminal 1
2h 30m
Mon, Thu, Fri, Sun
Boeing 737
UA 2395
United Airlines
21:00 Denver International
22:30 San Diego International, terminal 2
2h 30m
Wed, Thu, Fri, Sun
Boeing 737-900
F9 2711
Frontier Airlines
22:29 Denver International
23:57 San Diego International, terminal 1
2h 28m
Mon, Wed, Fri, Sat, Sun
Airbus A320

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 4545
Southwest Airlines
05:55 Denver International
07:20 San Diego International, terminal 1
2h 25m
Seasonal
WN 314
Southwest Airlines
08:30 Denver International
11:20 San Diego International, terminal 1
3h 50m
Seasonal
WN 1771
Southwest Airlines
08:40 Denver International
12:25 San Diego International, terminal 1
4h 45m
Seasonal
WN 4545
Southwest Airlines
06:05 Denver International
07:30 San Diego International, terminal 1
2h 25m
Seasonal
WN 1660
Southwest Airlines
08:00 Denver International
10:55 San Diego International, terminal 1
3h 55m
Seasonal
Boeing 737
WN 1308
Southwest Airlines
08:15 Denver International
09:50 San Diego International, terminal 1
2h 35m
Seasonal
Boeing 737
WN 2585
Southwest Airlines
06:15 Denver International
07:40 San Diego International, terminal 1
2h 25m
Seasonal
WN 1308
Southwest Airlines
08:05 Denver International
09:35 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737
AS 3059
Alaska Airlines
08:35 Denver International
10:26 San Diego International, terminal 2
2h 51m
Seasonal
Embraer EMB 175
F9 2817
Frontier Airlines
08:50 Denver International
10:21 San Diego International, terminal 1
2h 31m
Seasonal
Airbus A321
F9 2817
Frontier Airlines
08:49 Denver International
10:19 San Diego International, terminal 1
2h 30m
Seasonal
Airbus A320
AS 3059
Alaska Airlines
07:02 Denver International
08:46 San Diego International, terminal 2
2h 44m
Seasonal
Embraer EMB 175
WN 4545
Southwest Airlines
05:50 Denver International
07:15 San Diego International, terminal 1
2h 25m
Seasonal
AS 3059
Alaska Airlines
08:28 Denver International
10:14 San Diego International, terminal 2
2h 46m
Seasonal
Embraer EMB 175
WN 2099
Southwest Airlines
06:40 Denver International
14:30 San Diego International, terminal 1
8h 50m
Seasonal
WN 1561
Southwest Airlines
07:05 Denver International
08:40 San Diego International, terminal 1
2h 35m
Seasonal
Boeing 737
WN 1562
Southwest Airlines
08:50 Denver International
10:20 San Diego International, terminal 1
2h 30m
Seasonal
WN 1562
Southwest Airlines
09:05 Denver International
10:35 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737-800
WN 1561
Southwest Airlines
07:10 Denver International
08:50 San Diego International, terminal 1
2h 40m
Seasonal
WN 1562
Southwest Airlines
08:35 Denver International
10:05 San Diego International, terminal 1
2h 30m
Seasonal
WN 1856
Southwest Airlines
05:35 Denver International
07:05 San Diego International, terminal 1
2h 30m
Seasonal
UA 2309
United Airlines
08:00 Denver International
09:17 San Diego International, terminal 2
2h 17m
Seasonal
Boeing 737
AS 3012
Alaska Airlines
08:20 Denver International
09:45 San Diego International, terminal 2
2h 25m
Seasonal
Embraer EMB 175
WN 1562
Southwest Airlines
08:40 Denver International
10:10 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737
WN 270
Southwest Airlines
08:40 Denver International
11:35 San Diego International, terminal 1
3h 55m
Seasonal
WN 445
Southwest Airlines
10:05 Denver International
11:40 San Diego International, terminal 1
2h 35m
Seasonal
Boeing 737
WN 1856
Southwest Airlines
07:05 Denver International
08:40 San Diego International, terminal 1
2h 35m
Seasonal
WN 2143
Southwest Airlines
09:00 Denver International
10:30 San Diego International, terminal 1
2h 30m
Seasonal
UA 1835
United Airlines
09:45 Denver International
11:08 San Diego International, terminal 2
2h 23m
Seasonal
Boeing 737-900
WN 1686
Southwest Airlines
06:35 Denver International
08:15 San Diego International, terminal 1
2h 40m
Seasonal
Boeing 737
WN 3432
Southwest Airlines
08:40 Denver International
10:10 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737
WN 3113
Southwest Airlines
08:45 Denver International
14:50 San Diego International, terminal 1
7h 5m
Seasonal
WN 1787
Southwest Airlines
09:35 Denver International
12:35 San Diego International, terminal 1
4h
Seasonal
Boeing 737
WN 1686
Southwest Airlines
05:25 Denver International
07:05 San Diego International, terminal 1
2h 40m
Seasonal
Boeing 737
WN 142
Southwest Airlines
08:35 Denver International
20:50 San Diego International, terminal 1
13h 15m
Seasonal
WN 3432
Southwest Airlines
08:45 Denver International
10:15 San Diego International, terminal 1
2h 30m
Seasonal
WN 1686
Southwest Airlines
06:15 Denver International
07:50 San Diego International, terminal 1
2h 35m
Seasonal
Boeing 737
WN 681
Southwest Airlines
08:30 Denver International
14:05 San Diego International, terminal 1
6h 35m
Seasonal
WN 2032
Southwest Airlines
06:40 Denver International
08:15 San Diego International, terminal 1
2h 35m
Seasonal
WN 1698
Southwest Airlines
08:30 Denver International
12:05 San Diego International, terminal 1
4h 35m
Selected dates
WN 1684
Southwest Airlines
06:40 Denver International
08:05 San Diego International, terminal 1
2h 25m
Seasonal
WN 1685
Southwest Airlines
09:00 Denver International
10:30 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737
WN 1684
Southwest Airlines
05:40 Denver International
07:05 San Diego International, terminal 1
2h 25m
Seasonal
WN 1685
Southwest Airlines
08:35 Denver International
10:05 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737-800
WN 2151
Southwest Airlines
10:10 Denver International
11:45 San Diego International, terminal 1
2h 35m
Seasonal
Boeing 737-800
WN 1685
Southwest Airlines
08:20 Denver International
09:50 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737
WN 2151
Southwest Airlines
09:50 Denver International
11:25 San Diego International, terminal 1
2h 35m
Seasonal
WN 1685
Southwest Airlines
08:40 Denver International
10:10 San Diego International, terminal 1
2h 30m
Seasonal
Boeing 737-800
WN 4307
Southwest Airlines
06:00 Denver International
07:25 San Diego International, terminal 1
2h 25m
Seasonal
WN 1494
Southwest Airlines
07:50 Denver International
09:20 San Diego International, terminal 1
2h 30m
Seasonal
WN 4307
Southwest Airlines
05:50 Denver International
07:15 San Diego International, terminal 1
2h 25m
Seasonal
Boeing 737
WN 149
Southwest Airlines
08:10 Denver International
09:35 San Diego International, terminal 1
2h 25m
Seasonal
Boeing 737
WN 4307
Southwest Airlines
05:40 Denver International
07:05 San Diego International, terminal 1
2h 25m
Seasonal
Boeing 737
WN 4307
Southwest Airlines
06:20 Denver International
07:45 San Diego International, terminal 1
2h 25m
Seasonal
WN 1494
Southwest Airlines
08:10 Denver International
09:35 San Diego International, terminal 1
2h 25m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. San Diego is 1 hour behind Denver. The search shows seat availability and the price for your date.

Airlines flying Denver to San Diego

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

Southwest Airlines44 a week United Airlines32 a week Alaska Airlines12 a week Frontier Airlines5 a week

Airports

Where flights from Denver to San Diego depart and land

Departure from Denver

Denver International DEN

93 flights a week, 18 mi (29 km) from the city centre

About the airport

Arrival in San Diego

San Diego International SAN

93 flights a week, terminals 1, 2, 2 mi (4 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Denver to San Diego?
A nonstop flight takes 2 hours 30 minutes on average, from 2h 17m to 13h 15m depending on the flight.
How far is San Diego from Denver?
833 mi (1,340 km) in a straight line between the cities.
Which airlines fly nonstop from Denver to San Diego?
Southwest Airlines (44 a week), United Airlines (32 a week), Alaska Airlines (12 a week) and Frontier Airlines (5 a week).
How many flights a day are there from Denver to San Diego?
9 flights today and 93 a week, about 13.3 a day on average.
When are the first and last flights from Denver to San Diego?
The first departure is at 05:45 (WN1346), the last at 22:29 (F92711). Local time.
What is the cheapest month to fly from Denver to San Diego?
November 2026: tickets from $60. The most expensive is December 2026, from $69.
What is the cheapest upcoming date to fly from Denver to San Diego?
27 November 2026 (Friday): from $60 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Denver to San Diego?
Frontier Airlines: nonstop tickets from $60 on 27 November by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Denver and San Diego?
San Diego is 1 hour behind Denver. Schedule times on this page are local to each airport.
Which Denver airport do flights to San Diego leave from?
Denver International (93 a week).