
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $57 (Super.com) |
One-way from | $38 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $159 |
Fly from
Fly to
Route
Depart
Return
Price
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Fri 2/27
6:25 am-10:03 am
Nonstop2h 38m
Denver Intl
Mon 3/2
10:30 pm-12:01 am
Nonstop2h 31m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Thu 1/8
10:30 am-3:50 pm
1 stop4h 20m
Denver Intl
Sun 1/11
8:15 am-9:50 am
Nonstop2h 35m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Wed 1/14
1:45 pm-11:25 pm
1 stop8h 40m
Denver Intl
Fri 1/23
6:29 am-2:29 pm
1 stop9h 00m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Thu 1/1
8:14 pm-11:59 pm
Nonstop2h 45m
Denver Intl
Tue 1/6
7:20 am-7:12 pm
2 stops12h 52m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sat 1/3
8:15 am-12:07 pm
Nonstop2h 52m
Denver Intl
Tue 1/6
3:46 pm-11:59 pm
1 stop9h 13m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sat 1/17
7:00 am-11:35 pm
2 stops15h 35m
Denver Intl
Wed 1/21
7:00 am-3:29 pm
1 stop9h 29m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Thu 1/22
10:30 am-3:50 pm
1 stop4h 20m
Denver Intl
Sat 1/24
7:55 am-1:30 pm
2 stops6h 35m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Fri 2/20
6:55 am-12:35 pm
1 stop4h 40m
Denver Intl
Fri 2/20
5:00 pm-8:05 pm
1 stop4h 05m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sun 12/28
6:30 am-10:01 am
Nonstop2h 31m
Denver Intl
Wed 12/31
7:15 pm-8:47 pm
Nonstop2h 32m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Fri 1/9
4:20 pm-11:11 pm
1 stop5h 51m
Denver Intl
Fri 1/16
6:14 pm-10:47 pm
1 stop5h 33m
Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Fort Collins. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from San Diego to Fort Collins (average of $24). Flying from San Diego to Fort Collins in June is currently the most expensive (average of $86). 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 San Diego to Fort Collins, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight at noon.
Travelers seeking maximum savings on their San Diego to Fort Collins flight should consider departing on Saturday afternoons 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 SAN to FC9 are scheduled on a Thursday (36 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Art,Dec 2025
SAN - OGG
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$158 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$68 | Average$192 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$104 | Average$194 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$124 | Average$257 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$143 | Average$306 | FlexibilityNo cancel fee | On-time69% |