Cheap flights from San Francisco to Denver from £52
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Denver
Not happy with the results? Try some of our useful filters
Search by stops
Search by carrier
Search by price
Search by departure date
Not happy with the results? Try some of our useful filters
Search by stops
Search by carrier
Search by price
Search by departure date
How much do flights to Denver cost?
Cheapest one-way trip | £52 |
|---|---|
Cheapest round-trip | £100 |
Average round-trip | £173 |
Nonstop flights in October | £53 – £411 |
Most popular airline | United Airlines |
Getting from Denver's airport to the city center
Fastest options: RTD A Line train and taxi/ride-hailing. Best value: RTD A Line and regional bus services.
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
37 min | $10.50; one-way fare | every 15 min (traffic dependent) | downtown on a budget | |
50-70 min | $10.50; one-way fare | every 30–60 min (traffic dependent) | Boulder and suburban areas | |
30-50 min | $55 – $70; metered; varies by traffic and destination | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
30-50 min | $40 – $70; surge pricing may apply | on-demand 24/7 (traffic dependent) | flexible pickup locations | |
30-50 min | $70 – $120; pre-booked; varies by provider | by reservation (traffic dependent) | groups and guaranteed pickup | |
30-50 min | $40 – $100; per day; varies by vehicle and provider | on-demand (traffic dependent) | exploring Colorado independently |
Notes:
- Prices in USD; table created in 2025 and subject to change.
- The RTD A Line operates from approximately 4:00 AM to 1:00 AM daily, with reduced frequency during late night hours.
- Ride-hailing pickup is located on Level 5, Island 5 of the Jeppesen Terminal.
- Taxi and ride-hailing costs can increase significantly during peak hours and adverse weather conditions.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Denver
Weekly direct flights
Discover the top airlines offering direct flights from San Francisco to Denver in the next month. You’ll find the number of daily direct flights per airline in the chart.
| Airline | Mon 12.10 | Tue 13.10 | Wed 14.10 | Thu 15.10 | Fri 16.10 | Sat 17.10 | Sun 18.10 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | 3 | 3 | 2 | 2 | |
| Weekly flights: 10 total | Daily flights: 1.43 average | Most flights: Thursday 3 flights |
| Airline | Mon 19.10 | Tue 20.10 | Wed 21.10 | Thu 22.10 | Fri 23.10 | Sat 24.10 | Sun 25.10 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | --- | --- | 2 | |
| 3 | 2 | 2 | 2 | 3 | 2 | 3 | |
| Weekly flights: 19 total | Daily flights: 2.71 average | Most flights: Monday 3 flights |
| Airline | Mon 26.10 | Tue 27.10 | Wed 28.10 | Thu 29.10 | Fri 30.10 | Sat 31.10 | Sun 01.11 |
|---|---|---|---|---|---|---|---|
| --- | --- | 10 | 8 | 10 | 10 | 10 | |
| 3 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Weekly flights: 63 total | Daily flights: 9 average | Most flights: Wednesday 10 flights |
| Airline | Mon 02.11 | Tue 03.11 | Wed 04.11 | Thu 05.11 | Fri 06.11 | Sat 07.11 | Sun 08.11 |
|---|---|---|---|---|---|---|---|
| 10 | 10 | 10 | 10 | 10 | 10 | 10 | |
| 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Weekly flights: 84 total | Daily flights: 12 average | Most flights: Monday 10 flights |
Check-in for a flight from San Francisco to Denver
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| United Airlines | UAL | UA | No |
| Frontier Airlines | FFT | F9 | No |
| Alaska Airlines | ASA | AS | No |
| Sun Country Airlines | SCX | SY | Yes |
Online check-in is not available for these airlines.
Weather in Denver
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 4°C | -6°C |
| February | 5°C | -6°C |
| March | 10°C | -1°C |
| April | 14°C | 1°C |
| May | 18°C | 6°C |
| June | 26°C | 13°C |
| July | 29°C | 16°C |
| August | 29°C | 15°C |
| September | 25°C | 12°C |
| October | 17°C | 4°C |
| November | 10°C | -1°C |
| December | 5°C | -5°C |
14 day forecast
Denver travel tips
Think twice before renting a car in Denver
It is pretty easy to get around Denver by public transport. Parking in the city is usually paid and quite expensive. If you plan not to travel out of the city a lot, there is no necessity in a car.
Head to Civic Center Park in Denver fasting
When you walk around Civic Center Park in Denver, you are likely to come across plenty of food trucks. BBQ, pizza, sushi and Indian food are available. And, of course, the best tables are on the grass.
Try to avoid two districts in Denver after dark
When walking in Denver in the evening, choose any area, except for Aurora and Colfax Avenue. These areas can be pretty wild sometimes depending on the time of day and how active thieves are. Some locals state being a witness of unpleasant stories in daylight on Colfax.
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from San Francisco
Flights to Denver
Popular routes
Airports near San Francisco
Airports near Denver
Download our app