For a quick departure, use the A Line train to reach DEN from downtown in 37 minutes, avoiding traffic and parking hassles.
Round-trip from | $131 (Alaska Airlines) |
---|---|
One-way from | $87 (Southwest) |
Popular in | March |
Cheapest in | September |
Average price | $199 |
Good round-trip deal | $180 or less |
Good one-way deal | $120 or less |
Fly from
Fly to
Route
Depart
Return
Price
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Sat 10/4
7:01 am-8:25 am
Nonstop2h 24m
San Diego
Sat 10/4
10:32 am-2:00 pm
Nonstop2h 28m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Sat 9/13
8:15 pm-9:35 pm
Nonstop2h 20m
San Diego
Sat 9/20
8:55 am-12:20 pm
Nonstop2h 25m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Tue 8/5
4:08 pm-5:32 pm
Nonstop2h 24m
San Diego
Tue 8/12
6:45 am-10:13 am
Nonstop2h 28m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Fri 9/26
10:29 pm-11:53 pm
Nonstop2h 24m
San Diego
Sun 9/28
6:35 am-10:08 am
Nonstop2h 33m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Fri 8/8
9:50 pm-11:15 pm
Nonstop2h 25m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Sun 8/10
10:29 pm-11:52 pm
Nonstop2h 23m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Thu 8/7
5:25 am-10:12 am
1 stop5h 47m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Wed 8/6
5:30 am-8:39 am
1 stop4h 09m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Wed 8/13
6:00 am-4:09 pm
2 stops11h 09m
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Sun 8/24
4:46 pm-7:21 am
2 stops15h 35m
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, August is the cheapest month in which you can book a flight from Denver to San Diego (average of $286). Flying from Denver to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Denver to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 37% versus a flight at noon.
Travelers seeking maximum savings on their Denver to San Diego flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from DEN to SAN are scheduled on a Wednesday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).
Crew
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James,Apr 2025
LAX - SFO
Crew
Food
Overall
Boarding
Comfort
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Food
Overall
Boarding
Comfort
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Food
Overall
Boarding
Comfort
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Food
Overall
Boarding
Comfort
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Crew
Food
Overall
Boarding
Comfort
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$58 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$157 | Average$185 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$157 | Average$305 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$164 | Average$287 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$175 | Average$271 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$194 | Average$296 | FlexibilityNo cancel fee | On-timeN/A |