San Jose (SJC) to Denver (DEN) flights
Southwest Airlines, United Airlines fly nonstop from Mineta San Jose International Airport to Denver International Airport, with about 52 flights a week in July 2026. The 948-mile flight takes about 2h 28m gate to gate.
- Distance
- 948 mi · 1,526 km
- Flight time
- 2h 28m
- Airlines
- 2
- Seats filled
- 75%
Airlines flying SJC to DEN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 34 | Boeing 737 MAX 8, Boeing 737-700 / MAX 7, Boeing 737-800 | 181,225 | 2h 25m |
| United Airlines | 19 | Airbus A320-100/200, Boeing 737-800, Airbus A319 | 120,084 | 2h 31m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 6,950 | 2h 36m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SJC to DEN flight schedule
16 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 6:05am and the last at 7:35pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 1497Southwest Airlines | 6:05am | 9:35am | 16 | 81% |
| WN 3578Southwest Airlines | 6:45am | 10:15am | 16 | 94% |
| WN 4539Southwest Airlines | 8:30am | 11:55am | 4 | n/a |
| WN 1646Southwest Airlines | 8:40am | 12:05pm | 12 | 83% |
| UA 2013United Airlines | 8:45am | 12:23pm | 21 | 100% |
| UA 586United Airlines | 8:45am | 12:23pm | 10 | 98% |
| WN 556Southwest Airlines | 8:55am | 12:20pm | 4 | n/a |
| WN 3579Southwest Airlines | 10:45am | 2:15pm | 8 | n/a |
| UA 2076United Airlines | 12:51pm | 4:29pm | 21 | 44% |
| WN 3580Southwest Airlines | 1:25pm | 4:55pm | 24 | 25% |
| WN 3577Southwest Airlines | 2:30pm | 6:00pm | 4 | n/a |
| UA 719United Airlines | 2:32pm | 6:10pm | 7 | 62% |
| WN 719Southwest Airlines | 3:15pm | 6:45pm | 12 | 64% |
| UA 1035United Airlines | 6:37pm | 10:16pm | 7 | 78% |
| UA 1924United Airlines | 6:37pm | 10:15pm | 15 | 73% |
| WN 3582Southwest Airlines | 7:35pm | 11:00pm | 16 | 19% |
Is SJC to DEN on time?
From September 2025 to August 2026, 81% of 2,546 flights arrived within 15 minutes of schedule and 0.4% were cancelled. Flights leaving around 8am were the most punctual (96%), those around 1pm the least (56%). Most delay time was caused by air traffic control and airport congestion (36%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,520 | 75% | 14 min | 0.5% |
| United Airlines | 992 | 89% | 8 min | 0.3% |
| Frontier Airlines | 34 | 85% | 7 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 295 | 96% | |
| 8am to 9am | 527 | 96% | |
| 9am to 10am | 85 | 92% | |
| 10am to 11am | 84 | 69% | |
| 12pm to 1pm | 283 | 85% | |
| 1pm to 2pm | 144 | 56% | |
| 2pm to 3pm | 303 | 62% | |
| 3pm to 4pm | 193 | 77% | |
| 4pm to 5pm | 179 | 78% | |
| 5pm to 6pm | 64 | 48% | |
| 6pm to 7pm | 155 | 86% | |
| 7pm to 8pm | 159 | 68% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 231 | 30,765 | |
| September 2025 | 263 | 31,001 | |
| October 2025 | 244 | 29,743 | |
| November 2025 | 251 | 27,597 | |
| December 2025 | 215 | 25,909 | |
| January 2026 | 190 | 18,100 | |
| February 2026 | 174 | 17,699 | |
| March 2026 | 172 | 20,381 | |
| April 2026 | 166 | 21,206 | |
| May 2026 | 196 | 24,450 | |
| June 2026 | 222 | 31,918 | |
| July 2026 | 232 | 29,490 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.