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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 S$ 56 and round-trip from S$ 113. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      S$ 56 S$ 109
      49% off
      49% off
      S$ 109 S$ 56
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Sat, Nov 21 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 9 | Frontier Airlines
      S$ 66
      39% off
      S$ 109 S$ 66
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Tue, Nov 17 | Frontier Airlines
      S$ 75
      31% off
      S$ 109 S$ 75
    • SFO 21:31
      10h 59m
      1 stop
      DEN 09:30
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      S$ 76
      30% off
      S$ 109 S$ 76
    • SFO 21:31
      11h
      1 stop
      DEN 09:31
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      S$ 76
      30% off
      S$ 109 S$ 76
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76
      30% off
      S$ 109 S$ 76
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76
      79% off
      S$ 359 S$ 76
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Tue, Dec 8 | Frontier Airlines
      S$ 113 S$ 155
      27% off
      27% off
      S$ 155 S$ 113
    • SFO 19:26
      2h 37m
      Direct
      DEN 23:03
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      DEN 07:39
      3h
      Direct
      SFO 09:39
      Denver - San Francisco | Tue, Dec 8 | Frontier Airlines
      S$ 113 S$ 155
      27% off
      27% off
      S$ 155 S$ 113
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      DEN 17:35
      2h 56m
      Direct
      SFO 19:31
      Denver - San Francisco | Mon, Dec 7 | Frontier Airlines
      S$ 113 S$ 155
      27% off
      27% off
      S$ 155 S$ 113
    • SFO 10:34
      2h 38m
      Direct
      DEN 14:12
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      DEN 07:39
      3h
      Direct
      SFO 09:39
      Denver - San Francisco | Tue, Dec 8 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      DEN 17:35
      2h 56m
      Direct
      SFO 19:31
      Denver - San Francisco | Thu, Dec 10 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      DEN 22:57
      2h 51m
      Direct
      SFO 00:48
      Denver - San Francisco | Thu, Dec 3 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      DEN 22:52
      2h 51m
      Direct
      SFO 00:43
      Denver - San Francisco | Thu, Nov 26 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 18 | Frontier Airlines
      DEN 22:52
      2h 51m
      Direct
      SFO 00:43
      Denver - San Francisco | Wed, Nov 25 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 17:25
      2h 40m
      Direct
      DEN 21:05
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      DEN 22:52
      2h 51m
      Direct
      SFO 00:43
      Denver - San Francisco | Wed, Nov 25 | Frontier Airlines
      S$ 113
      27% off
      S$ 155 S$ 113
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
      DEN 15:00
      6h
      Direct
      SFO 16:00
      Denver - San Francisco | Sun, Nov 1 | Normal Airline
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    • Cheapest nonstop
      SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      S$ 56 S$ 109
      49% off
      49% off
      S$ 109 S$ 56
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Sat, Nov 21 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 9 | Frontier Airlines
      S$ 66
      39% off
      S$ 109 S$ 66
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Tue, Nov 17 | Frontier Airlines
      S$ 75
      31% off
      S$ 109 S$ 75
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76
      30% off
      S$ 109 S$ 76
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76
      79% off
      S$ 359 S$ 76
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      S$ 76
      79% off
      S$ 359 S$ 76
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Tue, Nov 10 | Frontier Airlines
      S$ 77
      28% off
      S$ 109 S$ 77
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      S$ 56 S$ 413
      86% off
      86% off
      S$ 413 S$ 56
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76 S$ 413
      82% off
      82% off
      S$ 413 S$ 76
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      S$ 76 S$ 413
      82% off
      82% off
      S$ 413 S$ 76
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      S$ 77
      81% off
      S$ 413 S$ 77
    • SFO 17:00
      2h 41m
      Direct
      DEN 20:41
      San Francisco - Denver | Tue, Dec 8 | Frontier Airlines
      S$ 77
      81% off
      S$ 413 S$ 77
    • SFO 20:50
      2h 42m
      Direct
      DEN 00:32
      San Francisco - Denver | Thu, Dec 31 | Frontier Airlines
      S$ 83
      80% off
      S$ 413 S$ 83
    • SFO 06:15
      2h 40m
      Direct
      DEN 09:55
      San Francisco - Denver | Thu, Jan 7 | Frontier Airlines
      S$ 83
      80% off
      S$ 413 S$ 83
    • SFO 20:50
      2h 42m
      Direct
      DEN 00:32
      San Francisco - Denver | Tue, Dec 22 | Frontier Airlines
      S$ 83
      80% off
      S$ 413 S$ 83
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Mon, Dec 14 | Frontier Airlines
      S$ 93
      77% off
      S$ 413 S$ 93
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Thu, Oct 29 | Frontier Airlines
      S$ 372 S$ 935
      60% off
      60% off
      S$ 935 S$ 372
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Wed, Nov 4 | Frontier Airlines
      S$ 388 S$ 935
      59% off
      59% off
      S$ 935 S$ 388
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Tue, Nov 3 | Frontier Airlines
      S$ 389 S$ 935
      57% off
      57% off
      S$ 935 S$ 389
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Sat, Oct 31 | Frontier Airlines
      S$ 409
      56% off
      S$ 935 S$ 409
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Fri, Oct 30 | Frontier Airlines
      S$ 467
      50% off
      S$ 935 S$ 467
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Sun, Nov 1 | Frontier Airlines
      S$ 488
      48% off
      S$ 935 S$ 488
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Mon, Nov 2 | Frontier Airlines
      S$ 491
      47% off
      S$ 935 S$ 491
    • SFO 14:24
      2h 36m
      Direct
      DEN 18:00
      San Francisco - Denver | Sun, Nov 1 | United Airlines
      S$ 682
      27% off
      S$ 935 S$ 682
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
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    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Sat, Nov 21 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      S$ 58 S$ 109
      47% off
      47% off
      S$ 109 S$ 58
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      S$ 56 S$ 109
      49% off
      49% off
      S$ 109 S$ 56
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 9 | Frontier Airlines
      S$ 66
      39% off
      S$ 109 S$ 66
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Thu, Nov 12 | Frontier Airlines
      S$ 76
      79% off
      S$ 359 S$ 76
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      S$ 76
      79% off
      S$ 359 S$ 76
    • SFO 10:34
      2h 38m
      Direct
      DEN 14:12
      San Francisco - Denver | Tue, Dec 8 | Frontier Airlines
      S$ 77
      28% off
      S$ 109 S$ 77
    • SFO 10:34
      2h 38m
      Direct
      DEN 14:12
      San Francisco - Denver | Sat, Dec 12 | Frontier Airlines
      S$ 79
      28% off
      S$ 109 S$ 79
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      S$ 112
      69% off
      S$ 359 S$ 112
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Oct 30 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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 S$ 222. August sees the highest fares, around S$ 324.

S$ 324
S$ 273
S$ 222
S$ 171
  • S$ 222
    Oct
  • S$ 276
    Nov
  • S$ 256
    Dec
  • S$ 246
    Jan
  • S$ 254
    Feb
  • S$ 243
    Mar
  • S$ 272
    Apr
  • S$ 262
    May
  • S$ 306
    Jun
  • S$ 267
    Jul
  • S$ 324
    Aug
  • S$ 308
    Sep

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.

S$ 305
S$ 269
S$ 232
S$ 196
    Cheapest
  • S$ 282
    Mon
  • S$ 291
    Tue
  • S$ 232
    Wed
  • S$ 258
    Thu
  • S$ 305
    Fri
  • S$ 273
    Sat
  • S$ 288
    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 S$ 56) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From S$ 56
Alaska Airlines
From S$ 102
Delta Air Lines
From S$ 117
American Airlines
From S$ 128
Hahn Air
From S$ 165
United Airlines
From S$ 175

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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

    06:02

    SFO

    2h 38m

    09:40

    DEN

    S M T W T F S
    Search

  2. F93436

    San Francisco International Airport

    12:20

    SFO

    2h 39m

    15:59

    DEN

    - M T - - F -
    Search

  3. F91094

    San Francisco International Airport

    12:20

    SFO

    2h 39m

    15:59

    DEN

    S - - W T - S
    Search

  4. F92858

    San Francisco International Airport

    21:31

    SFO

    1h 33m

    Direct

    23:04

    LAX

    - M T - - F -
    Search

  5. F93156

    Los Angeles International Airport

    06:15

    LAX

    2h 30m

    Direct

    09:45

    DEN

    S M T W T F S

  6. F91160

    San Francisco International Airport

    18:02

    SFO

    1h 38m

    Direct

    19:40

    ONT

    S - - W T - S
    Search

  7. F91500

    Ontario International Airport

    06:25

    ONT

    2h 21m

    Direct

    09:46

    DEN

    S M T W T F S

  8. F91316

    San Francisco International Airport

    17:07

    SFO

    2h 3m

    Direct

    20:10

    PHX

    - M - - - - -
    Search

  9. F94768

    Phoenix Sky Harbor International Airport

    07:24

    PHX

    1h 52m

    Direct

    09:16

    DEN

    S M T W T F S

  10. F93308

    San Francisco International Airport

    13:14

    SFO

    1h 33m

    Direct

    14:47

    LAX

    S - - W T - S
    Search

  11. F93156

    Los Angeles International Airport

    06:15

    LAX

    2h 30m

    Direct

    09:45

    DEN

    S M T W T F S
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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 S$ 56
Cheapest return ticket price S$ 110

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 28 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 28 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 S$ 586 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 S$ 56, and round-trip fares start from S$ 110. The current lowest fare is a Frontier Airlines flight departing on Mon, Nov 16; 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 2 minutes, and around 135 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 S$ 277. 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 S$ 56. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco International Airport to Denver International Airport operates around 137 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.