Cheap flights from San Francisco, CA to Denver, CO
Flights starting at £45. Choose between United Airlines, Frontier Airlines, or Linear Air to find the best price.
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Tips to know when travelling to Denver
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Weekly direct flights
| Mondays | Tuesdays | Wednesdays | Thursdays | Fridays | Saturdays | Sundays | |
|---|---|---|---|---|---|---|---|
| Direct flights | 10 | 11 | 12 | 6 | 12 | 10 | 12 |
Frontier Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.
United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.
Check-in for a flight from San Francisco to Denver
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| United Airlines | UAL | UA | Yes | No |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| Linear Air | O2 | Yes | No | |
| JetBlue Airways | JBU | B6 | Yes | Opens 24 days before flight Closes 2 hours before flight |
| American Airlines | AAL | AA | Yes | No |
Denver travel tips
1) 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. |
|---|---|
2) 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. |
3) 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. |
United States COVID-19 travel restrictions
Most travelers from San Francisco, SFO can enter Denver, DEN.
Return
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Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.
Frequently asked questions
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