Trip.com
>
Flights
>
United States
>
Colorado
>
Flights to Denver
>
San Francisco to Denver flight
>
San Francisco International Airport to Denver International Airport flight

Explore the cheapest one-way and round-trip flights from San Francisco International Airport to Denver International Airport over the next 90 days, with one-way fares from € 35 and round-trip from € 37. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SFO 06:02
        2h 38m
        Direct
        DEN 09:40
        San Francisco - Denver | Sat, Nov 7 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Mon, Nov 9 | Frontier Airlines
        € 37 € 162
        77% off
        77% off
        € 162 € 37
      • SFO 06:02
        2h 38m
        Direct
        DEN 09:40
        San Francisco - Denver | Tue, Nov 10 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Thu, Nov 12 | Frontier Airlines
        € 111 € 162
        31% off
        31% off
        € 162 € 111
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Sat, Oct 31 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Tue, Nov 3 | Frontier Airlines
        € 113 € 162
        30% off
        30% off
        € 162 € 113
      • SFO 19:13
        2h 46m
        Direct
        DEN 22:59
        San Francisco - Denver | Mon, Oct 26 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Thu, Oct 29 | Frontier Airlines
        € 113
        30% off
        € 162 € 113
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Tue, Oct 27 | Frontier Airlines
        DEN 09:21
        2h 56m
        Direct
        SFO 11:17
        Denver - San Francisco | Tue, Nov 3 | Frontier Airlines
        € 113
        30% off
        € 162 € 113
      • SFO 06:02
        2h 38m
        Direct
        DEN 09:40
        San Francisco - Denver | Wed, Oct 28 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Sat, Oct 31 | Frontier Airlines
        € 113
        30% off
        € 162 € 113
      • SFO 06:02
        2h 38m
        Direct
        DEN 09:40
        San Francisco - Denver | Thu, Oct 29 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Wed, Nov 4 | Frontier Airlines
        € 113
        30% off
        € 162 € 113
      • SFO 07:04
        4h 53m
        1 stop
        DEN 12:57
        San Francisco - Denver | Sat, Nov 7 | Alaska Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Mon, Nov 9 | Frontier Airlines
        € 107
        34% off
        € 162 € 107
      • SFO 21:27
        11h 18m
        1 stop
        DEN 09:45
        San Francisco - Denver | Wed, Nov 11 | Frontier Airlines
        DEN 09:21
        2h 56m
        Direct
        SFO 11:17
        Denver - San Francisco | Sat, Nov 14 | Frontier Airlines
        € 108
        33% off
        € 162 € 108
      • SFO 21:27
        11h 18m
        1 stop
        DEN 09:45
        San Francisco - Denver | Wed, Nov 4 | Frontier Airlines
        DEN 09:21
        2h 56m
        Direct
        SFO 11:17
        Denver - San Francisco | Tue, Nov 10 | Frontier Airlines
        € 108
        33% off
        € 162 € 108
      • SFO 12:00
        2h 43m
        Direct
        DEN 15:43
        San Francisco - Denver | Sat, Oct 24 | Frontier Airlines
        DEN 22:55
        22h 37m
        1 stop
        SFO 20:32
        Denver - San Francisco | Mon, Oct 26 | Frontier Airlines
        € 109
        33% off
        € 162 € 109
      • SFO 17:07
        5h 46m
        1 stop
        DEN 23:53
        San Francisco - Denver | Tue, Nov 3 | Frontier Airlines
        DEN 22:29
        2h 51m
        Direct
        SFO 00:20
        Denver - San Francisco | Mon, Nov 9 | Frontier Airlines
        € 112
        31% off
        € 162 € 112
      • SFO 13:00
        17h 25m
        1 stop
        DEN 14:00
        San Francisco - Denver | Tue, Oct 6 | Normal Airline
        DEN 15:00
        6h
        Direct
        SFO 16:00
        Denver - San Francisco | Thu, Oct 8 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        SFO 21:23
        2h 40m
        Direct
        DEN 01:03
        San Francisco - Denver | Sun, Nov 29 | Frontier Airlines
        € 35 € 80
        56% off
        56% off
        € 80 € 35
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Sat, Nov 21 | Frontier Airlines
        € 43 € 80
        46% off
        46% off
        € 80 € 43
      • SFO 19:17
        2h 42m
        Direct
        DEN 22:59
        San Francisco - Denver | Thu, Nov 5 | Frontier Airlines
        € 45 € 80
        44% off
        44% off
        € 80 € 45
      • SFO 19:17
        2h 42m
        Direct
        DEN 22:59
        San Francisco - Denver | Fri, Nov 6 | Frontier Airlines
        € 45
        44% off
        € 80 € 45
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Wed, Nov 4 | Frontier Airlines
        € 50
        38% off
        € 80 € 50
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Thu, Oct 29 | Frontier Airlines
        € 53
        34% off
        € 80 € 53
      • SFO 06:00
        2h 46m
        Direct
        DEN 09:46
        San Francisco - Denver | Fri, Oct 23 | Frontier Airlines
        € 53
        34% off
        € 80 € 53
      • SFO 06:02
        2h 38m
        Direct
        DEN 09:40
        San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
        € 55
        31% off
        € 80 € 55
      • SFO 12:20
        2h 39m
        Direct
        DEN 15:59
        San Francisco - Denver | Sat, Oct 31 | Frontier Airlines
        € 56
        30% off
        € 80 € 56
      • SFO 19:25
        18h 46m
        1 stop
        DEN 15:11
        San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
        € 44
        45% off
        € 80 € 44
      • SFO 19:25
        21h 38m
        1 stop
        DEN 18:03
        San Francisco - Denver | Fri, Oct 30 | Frontier Airlines
        € 48
        40% off
        € 80 € 48
      • SFO 21:27
        11h 18m
        1 stop
        DEN 09:45
        San Francisco - Denver | Fri, Nov 13 | Frontier Airlines
        € 53
        34% off
        € 80 € 53
      • SFO 13:00
        17h 25m
        1 stop
        DEN 14:00
        San Francisco - Denver | Tue, Oct 6 | Normal Airline
        Find more flights
        Find more flights

Flight prices from San Francisco International Airport to Denver International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from San Francisco International Airport to Denver International Airport

Which month has the cheapest one-way flights from San Francisco International Airport to Denver International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from San Francisco International Airport to Denver International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from San Francisco International Airport to Denver International Airport are usually in October, with an average price of € 140. August sees the highest fares, around € 224.

€ 224
€ 182
€ 140
€ 98
    Cheapest
  • € 215
    Sep
  • € 140
    Oct
  • € 190
    Nov
  • € 177
    Dec
  • € 170
    Jan
  • € 175
    Feb
  • € 168
    Mar
  • € 188
    Apr
  • € 181
    May
  • € 211
    Jun
  • € 184
    Jul
  • € 224
    Aug

Which day of the week has the cheapest flights from San Francisco International Airport to Denver International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from San Francisco International Airport to Denver International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from San Francisco International Airport to Denver International Airport is Wednesday, with average prices lower than other days. Try to avoid departing on Friday, as fares are typically the highest.

€ 210
€ 183
€ 156
€ 129
    Cheapest
  • € 183
    Mon
  • € 204
    Tue
  • € 156
    Wed
  • € 180
    Thu
  • € 210
    Fri
  • € 189
    Sat
  • € 187
    Sun

Which airline offers the cheapest flights from San Francisco International Airport to Denver International Airport?

The cheapest airline flying from San Francisco International Airport to Denver International Airport is Frontier Airlines (from € 17) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From € 17
Alaska Airlines
From € 77
Delta Air Lines
From € 77
American Airlines
From € 104
Hahn Air
From € 114
United Airlines
From € 122

Find more flights and airlines

What is the flight schedule from San Francisco International Airport to Denver International Airport?

Check the schedule for flights from San Francisco to Denver and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91230

    San Francisco International Airport

    06:15

    SFO

    2h 38m

    09:53

    DEN

    S M T W T F S
    Search

  2. F93436

    San Francisco International Airport

    15:41

    SFO

    2h 39m

    19:20

    DEN

    - M T - - F -
    Search

  3. F91094

    San Francisco International Airport

    21:23

    SFO

    2h 35m

    00:58

    DEN

    S - - W T - S
    Search

  4. F94310

    San Francisco International Airport

    18:49

    SFO

    2h 45m

    22:34

    DEN

    - - - - - - S
    Search

  5. F93440

    San Francisco International Airport

    19:13

    SFO

    2h 46m

    22:59

    DEN

    S - - W T - -
    Search

  6. F91192

    San Francisco International Airport

    13:36

    SFO

    2h 5m

    Direct

    16:41

    PHX

    - - - W T F -
    Search

  7. F91820

    Phoenix Sky Harbor International Airport

    22:21

    PHX

    1h 46m

    Direct

    00:07

    DEN

    S M T W T F S

  8. F92858

    San Francisco International Airport

    21:20

    SFO

    1h 27m

    Direct

    22:47

    LAX

    S - - W T F S
    Search

  9. F93156

    Los Angeles International Airport

    06:15

    LAX

    2h 30m

    Direct

    09:45

    DEN

    S M T W T F S

  10. F92858

    San Francisco International Airport

    21:20

    SFO

    1h 27m

    Direct

    22:47

    LAX

    S - - W T F S
    Search

  11. F92342

    Los Angeles International Airport

    11:42

    LAX

    2h 29m

    Direct

    15:11

    DEN

    S - - W T F S
Find more flights and airlines

About San Francisco International Airport and Denver International Airport

Learn about San Francisco International Airport (SFO) and Denver International Airport (DEN) — including location, terminals, transportation, and travel tips.

Flight distance 1,555.81km
Cheapest one-way ticket price € 35
Cheapest return ticket price € 37

FAQs for San Francisco International Airport to Denver International Airport Flights

  • How long is the flight from San Francisco International Airport to Denver International Airport?

    San Francisco International Airport to Denver International Airport takes about 2 hours 31 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 15 daily flights from San Francisco International Airport (SFO) to Denver International Airport (DEN).
  • The earliest flight from San Francisco International Airport to Denver International Airport departs at 05:00, and the last departs at 21:13, with about 35 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco International Airport (SFO) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around € 230 in October, the most expensive month to book this route.
  • The earliest flight departs from San Francisco International Airport (SFO) at 05:05 and arrives in Denver International Airport (DEN) at 08:40.
  • The latest flight departs from San Francisco International Airport (SFO) at 20:55 and arrives in Denver International Airport (DEN) at 00:30.
  • Frontier Airlines is a very popular airline operating an average of 8184 flights per month.
  • One-way flights from San Francisco International Airport to Denver International Airport currently start from € 35, and round-trip fares start from € 37. The current lowest fare is a Frontier Airlines flight departing on Sun, Nov 29; prices may vary depending on availability.
  • Yes. United Airlines and Frontier Airlines operate direct flights from San Francisco International Airport to Denver International Airport, with an average flight time of 3 hours 7 minutes, and around 141 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Francisco International Airport to Denver International Airport is € 180. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from San Francisco International Airport to Denver International Airport, with one-way fares starting from € 35. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco International Airport to Denver International Airport operates around 140 weekly flights, mainly by United Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco International Airport and Denver International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations & Recommendations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.