
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Frontier) |
One-way from | $125 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $345 |
Fly from
Fly to
Route
Depart
Return
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 9/11
5:16 pm-11:44 pm
1 stop5h 28m
Denver Intl
Sat 9/12
1:43 pm-7:06 pm
1 stop6h 23m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Wed 9/23
7:40 am-1:00 pm
1 stop4h 20m
Denver Intl
Mon 9/28
3:10 pm-8:30 pm
2 stops6h 20m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Thu 8/27
10:15 am-5:00 pm
1 stop5h 45m
Denver Intl
Mon 8/31
3:10 pm-8:30 pm
2 stops6h 20m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Thu 7/30
12:30 pm-8:00 pm
2 stops6h 30m
Denver Intl
Mon 8/3
6:15 am-11:20 am
2 stops6h 05m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 7/18
5:00 am-1:50 pm
2 stops7h 50m
Denver Intl
Sat 7/25
6:35 am-3:10 pm
2 stops9h 35m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Wed 7/8
12:10 pm-9:00 pm
2 stops7h 50m
Denver Intl
Thu 7/9
11:00 am-2:25 pm
1 stop4h 25m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Tue 8/25
9:30 am-6:18 pm
1 stop7h 48m
Denver Intl
Thu 8/27
12:54 pm-11:50 pm
2 stops11h 56m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Mon 7/13
5:10 am-8:40 am
Nonstop2h 30m
Denver Intl
Thu 7/16
8:05 pm-12:55 am
1 stop5h 50m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Mon 8/3
6:56 pm-10:44 pm
Nonstop2h 48m
Denver Intl
Thu 8/6
6:00 am-7:35 am
Nonstop2h 35m
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Thu 7/30
12:30 pm-8:00 pm
2 stops6h 30m
Denver Intl
Sun 8/2
8:00 am-1:35 pm
2 stops6h 35m
It’s typically best to fly out from San Francisco to Boulder in the evening. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.
The most flights from SFO to BD9 are scheduled on a Friday (61 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).
Travelers seeking maximum savings on their San Francisco to Boulder flight should consider departing on Friday 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.
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
Comfort
Entertainment
Crew
Food
Overall
Reviews
La Tracimeldamarcos,Jun 2026
LAX - SLC
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$392 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$184 | Average$372 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$196 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$342 | FlexibilityNo cancel fee | On-time62% |