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San Francisco International Airport to Denver International Airport flight
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San Francisco International Airport to Denver International Airport Flights Info

Cheapest one-way
US$ 45
Frontier Airlines Frontier Airlines 2h 38m · Direct Wed, Dec 2
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Cheapest return
US$ 94
Frontier Airlines Frontier Airlines 2h 42m · Direct Sat, Dec 5 - Sat, Dec 12
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Best time to book
November
Cheapest
Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From US$ 45 United Airlines United AirlinesMost booked

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 US$ 45 and round-trip from US$ 94. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • Cheapest
      SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Fri, Dec 4 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • Cheapest
      SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • Cheapest
      SFO 12:55
      2h 45m
      Direct
      DEN 16:40
      San Francisco - Denver | Sun, Dec 6 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • Cheapest
      SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Fri, Nov 27 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • Cheapest
      SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • Cheapest
      SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • Cheapest
      SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • Cheapest
      SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 20:26
      2h 42m
      Direct
      DEN 00:08
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Sat, Dec 12 | Frontier Airlines
      US$ 94 US$ 136
      31% off
      31% off
      US$ 136 US$ 94
    • SFO 17:00
      2h 41m
      Direct
      DEN 20:41
      San Francisco - Denver | Tue, Dec 8 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Sat, Dec 12 | Frontier Airlines
      US$ 94 US$ 136
      31% off
      31% off
      US$ 136 US$ 94
    • SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Sat, Dec 12 | Frontier Airlines
      US$ 110 US$ 136
      19% off
      19% off
      US$ 136 US$ 110
    • SFO 06:15
      2h 40m
      Direct
      DEN 09:55
      San Francisco - Denver | Wed, Dec 30 | Frontier Airlines
      DEN 08:37
      2h 53m
      Direct
      SFO 10:30
      Denver - San Francisco | Tue, Jan 5 | Frontier Airlines
      US$ 118
      13% off
      US$ 136 US$ 118
    • SFO 12:59
      19h 32m
      1 stop
      DEN 09:31
      San Francisco - Denver | Tue, Jan 5 | Frontier Airlines
      DEN 09:35
      8h 6m
      1 stop
      SFO 16:41
      Denver - San Francisco | Tue, Jan 12 | Frontier Airlines
      US$ 108
      21% off
      US$ 136 US$ 108
    • SFO 06:00
      2h 40m
      Direct
      DEN 09:40
      San Francisco - Denver | Wed, Jan 6 | Frontier Airlines
      DEN 09:35
      8h 6m
      1 stop
      SFO 16:41
      Denver - San Francisco | Tue, Jan 12 | Frontier Airlines
      US$ 113
      17% off
      US$ 136 US$ 113
    • SFO 06:00
      2h 40m
      Direct
      DEN 09:40
      San Francisco - Denver | Sat, Jan 9 | Frontier Airlines
      DEN 09:35
      8h 6m
      1 stop
      SFO 16:41
      Denver - San Francisco | Wed, Jan 13 | Frontier Airlines
      US$ 113
      17% off
      US$ 136 US$ 113
    • SFO 20:26
      2h 42m
      Direct
      DEN 00:08
      San Francisco - Denver | Thu, Dec 10 | Frontier Airlines
      DEN 09:20
      12h 41m
      1 stop
      SFO 21:01
      Denver - San Francisco | Wed, Dec 16 | Frontier Airlines
      US$ 114
      16% off
      US$ 136 US$ 114
    • SFO 11:25
      2h 46m
      Direct
      DEN 15:11
      San Francisco - Denver | Wed, Jan 13 | Frontier Airlines
      DEN 09:26
      5h 26m
      1 stop
      SFO 13:52
      Denver - San Francisco | Wed, Jan 20 | Frontier Airlines
      US$ 115
      15% off
      US$ 136 US$ 115
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | Normal Airline
      DEN 15:00
      6h
      Direct
      SFO 16:00
      Denver - San Francisco | Wed, Nov 18 | Normal Airline
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    • Cheapest nonstop
      SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Fri, Dec 4 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • SFO 12:55
      2h 45m
      Direct
      DEN 16:40
      San Francisco - Denver | Sun, Dec 6 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Fri, Nov 27 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | 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
      US$ 45 US$ 434
      90% off
      90% off
      US$ 434 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45 US$ 434
      90% off
      90% off
      US$ 434 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45 US$ 434
      90% off
      90% off
      US$ 434 US$ 45
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      US$ 45
      90% off
      US$ 434 US$ 45
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      US$ 45
      90% off
      US$ 434 US$ 45
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Tue, Dec 22 | Frontier Airlines
      US$ 54
      88% off
      US$ 434 US$ 54
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Thu, Dec 24 | Frontier Airlines
      US$ 64
      85% off
      US$ 434 US$ 64
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      US$ 65
      85% off
      US$ 434 US$ 65
    • SFO 06:15
      2h 40m
      Direct
      DEN 09:55
      San Francisco - Denver | Fri, Dec 25 | Frontier Airlines
      US$ 65
      85% off
      US$ 434 US$ 65
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 06:16
      2h 39m
      Direct
      DEN 09:55
      San Francisco - Denver | Sun, Nov 15 | United Airlines
      US$ 243 US$ 434
      44% off
      44% off
      US$ 434 US$ 243
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Sun, Nov 15 | Frontier Airlines
      US$ 99 US$ 434
      77% off
      77% off
      US$ 434 US$ 99
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      US$ 198 US$ 434
      54% off
      54% off
      US$ 434 US$ 198
    • SFO 14:47
      5h 39m
      1 stop
      DEN 21:26
      San Francisco - Denver | Mon, Nov 16 | Alaska Airlines
      US$ 376
      13% off
      US$ 434 US$ 376
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Tue, Nov 17 | Frontier Airlines
      US$ 324
      25% off
      US$ 434 US$ 324
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 18 | Frontier Airlines
      US$ 324
      25% off
      US$ 434 US$ 324
    • SFO 07:04
      4h 53m
      1 stop
      DEN 12:57
      San Francisco - Denver | Thu, Nov 19 | Alaska Airlines
      US$ 377
      13% off
      US$ 434 US$ 377
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      US$ 234
      46% off
      US$ 434 US$ 234
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Fri, Nov 20 | Frontier Airlines
      US$ 222
      49% off
      US$ 434 US$ 222
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | Normal Airline
      Find more flights
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    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45 US$ 74
      39% off
      39% off
      US$ 74 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      US$ 45 US$ 103
      56% off
      56% off
      US$ 103 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45 US$ 103
      56% off
      56% off
      US$ 103 US$ 45
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      US$ 53
      28% off
      US$ 74 US$ 53
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Fri, Dec 4 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      US$ 45
      39% off
      US$ 74 US$ 45
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      US$ 45
      56% off
      US$ 103 US$ 45
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Tue, Dec 22 | Frontier Airlines
      US$ 54
      48% off
      US$ 103 US$ 54
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Mon, Nov 16 | Normal Airline
      Find more flights
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Displayed flight fares from San Francisco to Denver are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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 US$ 45) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.
Jetstar Airways logo Jetstar Airways Virgin Australia logo Virgin Australia Qantas Airways logo Qantas Airways Regional Express Airlines logo Regional Express Airlines Airnorth logo Airnorth
United Airlines logo United Airlines

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

What is the cheapest month to fly from San Francisco International Airport to Denver International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from San Francisco International Airport to Denver International Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Francisco International Airport to Denver International Airport, the best time to buy is in November, with an average price of US$ 161. You’ll want to avoid August, when the average price can reach as high as US$ 253.

US$ 253
US$ 207
US$ 161
US$ 115
  • US$ 161
    Nov
  • US$ 200
    Dec
  • US$ 192
    Jan
  • US$ 198
    Feb
  • US$ 190
    Mar
  • US$ 212
    Apr
  • US$ 205
    May
  • US$ 239
    Jun
  • US$ 208
    Jul
  • US$ 253
    Aug
  • US$ 240
    Sep
  • US$ 216
    Oct

What is the cheapest day of the week to fly from San Francisco International Airport to Denver International Airport?

The data is based on the past 12 months and shows the average ticket prices from San Francisco International Airport to Denver International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from San Francisco International Airport to Denver International Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

US$ 241
US$ 213
US$ 185
US$ 157
    Cheapest
  • US$ 207
    Mon
  • US$ 219
    Tue
  • US$ 185
    Wed
  • US$ 200
    Thu
  • US$ 231
    Fri
  • US$ 212
    Sat
  • US$ 241
    Sun

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

    06:00

    SFO

    2h 43m

    09:43

    DEN

    S M T W T F S
    Search

  2. F93436

    San Francisco International Airport

    11:43

    SFO

    2h 46m

    15:29

    DEN

    - M T - T F -
    Search

  3. F91094

    San Francisco International Airport

    12:20

    SFO

    2h 39m

    15:59

    DEN

    S - - W - - S
    Search

  4. F94310

    San Francisco International Airport

    21:23

    SFO

    2h 40m

    01:03

    DEN

    - - - W T - -
    Search

  5. F93308

    San Francisco International Airport

    12:54

    SFO

    1h 35m

    Direct

    14:29

    LAX

    S - - W T - S
    Search

  6. F94946

    Los Angeles International Airport

    17:23

    LAX

    2h 29m

    Direct

    20:52

    DEN

    - - - - T - -

  7. F91192

    San Francisco International Airport

    12:01

    SFO

    2h 9m

    Direct

    14:10

    PHX

    S - - W T - S
    Search

  8. F92142

    Phoenix Sky Harbor International Airport

    18:48

    PHX

    1h 53m

    Direct

    20:41

    DEN

    S M T W T F S

  9. F91160

    San Francisco International Airport

    18:04

    SFO

    1h 26m

    Direct

    19:30

    ONT

    S - - W - - S
    Search

  10. F91500

    Ontario International Airport

    06:30

    ONT

    2h 21m

    Direct

    09:51

    DEN

    S M T W T F S

  11. F92858

    San Francisco International Airport

    21:27

    SFO

    1h 27m

    Direct

    22:54

    LAX

    - M T - T F -
    Search

  12. F93156

    Los Angeles International Airport

    06:00

    LAX

    2h 30m

    Direct

    09:30

    DEN

    S M T W T F S
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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 23 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 14 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 01:25, and the last departs at 22:10, with about 23 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 US$ 341 in November, the most expensive month to book this route.
  • The earliest flight departs from San Francisco International Airport (SFO) at 06:24 and arrives in Denver International Airport (DEN) at 10:06.
  • The latest flight departs from San Francisco International Airport (SFO) at 21:00 and arrives in Denver International Airport (DEN) at 00:35.
  • 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 US$ 45, and round-trip fares start from US$ 94. The current lowest fare is a Frontier Airlines flight departing on Wed, Dec 2; prices may vary depending on availability.
  • Yes. United Airlines, Frontier Airlines and Delta Air Lines operate direct flights from San Francisco International Airport to Denver International Airport, with an average flight time of 2 hours 54 minutes, and around 122 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 US$ 196. 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 US$ 45. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco International Airport to Denver International Airport operates around 123 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.

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.