Flights operate between San Francisco (SFO) and Denver (DEN).
1 airline operates this route with 11-20 flights daily flights.
Average flight time is 2h 25m - 2h 55m.
Route distance is 970 miles (1561 km).
Route Distance
970 miles (1561 km)
Average Duration
2h 25m - 2h 55m
Airlines Operating This Route
United Airlines
Flight Frequency
Daily Flights
11-20 flights
Weekly Flights
111
Typical Departure Time Ranges
Earliest Departure
05:00
Latest Departure
20:55
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
United Airlines serves 1 destination from SFO
Weekly Frequency
63
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SFO → Denver (DEN) (DEN) | 63/week | 2h 25m - 2h 55m | 970 km | Very Stable |
Flight Schedule & Filters
United Airlines flights from San Francisco (SFO) to Denver (DEN)
United Airlines operates scheduled nonstop flights between San Francisco (SFO) and Denver (DEN). United Airlines operates 11-20 flights daily flights on this route.• Flight Duration: 2h 25m - 2h 55m (average flight time)• Distance: 970 miles (1561 km) (air miles between airports)• Daily Flights: 11-20 flights (scheduled departures per day)
San Francisco (SFO)
US
Denver (DEN)
US
FLIGHT TIME
2h 25m - 2h 55m
FLIGHT DISTANCE
970 miles (1561 km)
2h 34m - 2h 42m
05:00
20:55
970 miles (1561 km)
March
1 (Show)
111
United Airlines Terminal Information & Contact
Departure Terminal - San Francisco (SFO)
Terminal: 3
Phone: 1-800-864-8331
Location: 3, San Francisco, US
Arrival Terminal - Denver (DEN)
Terminal: 1
Phone: 1-800-864-8331
Location: 1, Denver, US
United Airlines Flight Schedule from San Francisco (SFO) to Denver (DEN)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA2420 |  United Airlines | 05:00 | 08:38:00 | Boeing 737MAX 9 Passenger |
UA1829 | United Airlines | 06:30 | 10:10:00 | Boeing 737-900 Passenger |
UA2348 | United Airlines | 08:30 | 12:09:00 | Boeing 757-300 Passenger |
UA2076 | United Airlines | 11:00 | 14:42:00 | Boeing 757-200 Passenger |
UA1333 | United Airlines | 13:08 | 16:43:00 | Airbus A321neo |
UA377 | United Airlines | 14:49 | 18:23:00 | Boeing 737-900 Passenger |
UA1430 | United Airlines | 16:28 | 20:03:00 | Airbus A321neo |
UA297 | United Airlines | 18:45 | 22:20:00 | Boeing 737MAX 8 Passenger |
UA1871 | United Airlines | 20:55 | 00:31:00 | Airbus A321neo |
United Airlines Monthly Flight Calendar
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United Airlines Terminal Information
Departure Terminal at San Francisco (SFO):
Terminal 3:
• United Airlines Terminal Phone: 1-800-864-8331
Arrival Terminal at Denver (DEN):
• Terminal : United Airlines operates from this terminal
Terminal 1:
• United Airlines Terminal Phone: 1-800-864-8331
Weather & Climate at Denver (DEN)
10.0°C
Avg Temperature52mm
Avg Rainfall11.5km/h
Avg Wind Speed52%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Denver (DEN)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Denver (DEN)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly United Airlines to Denver (DEN)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Seasonal Insight
Best travel months: 2025-07, 2025-08, 2025-09
Seasonal Travel Calendar
United Airlines Contact Information and Customer Services
United Airlines Address
233 S. Wacker Drive
Chicago, IL 60606, United States
Customer Service Phone
+1-800-864-8331Official Website
united.comFrequently Asked Questions
How many United Airlines flights operate from San Francisco (SFO) to Denver (DEN)?
United Airlines operates 9 flights from San Francisco (SFO) to Denver (DEN).
What city does Denver (DEN) airport serve?
Denver (DEN) airport serves Denver, US.
How long is the United Airlines flight from San Francisco (SFO) to Denver (DEN)?
The flight duration is approximately 2h 25m - 2h 55m.
What is the distance from San Francisco (SFO) to Denver (DEN)?
The distance is 970 miles (1561 km).
What aircraft does United Airlines use on this route?
United Airlines uses Boeing 737MAX 9 Passenger, Boeing 737-900 Passenger, Boeing 757-300 Passenger and 3 more aircraft types on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Southwest Airlines, Frontier Airlines.
What are the earliest and latest United Airlines flight departure times?
The earliest United Airlines flight departs at 05:00 and the latest departs at 20:55.
View all United Airlines flights to San Francisco (SFO) →
Popular United Airlines routes from San Francisco include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.