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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
TWD 1,346
Frontier Airlines Frontier Airlines 2h 39m · Direct Sun, Dec 13
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Cheapest return
TWD 3,110
Frontier Airlines Frontier Airlines 2h 42m · 1 stop Mon, Dec 14 - Sat, Dec 19
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Best time to book
November
Cheapest
Recommended airlines
Frontier Airlines Frontier AirlinesCheapest· From TWD 1,346 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 TWD 1,346 and round-trip from TWD 3,139. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Sun, Dec 13 | Frontier Airlines
      TWD 1,346 TWD 2,447
      45% off
      45% off
      TWD 2,447 TWD 1,346
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      TWD 1,449 TWD 2,447
      41% off
      41% off
      TWD 2,447 TWD 1,449
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      TWD 1,449 TWD 3,558
      59% off
      59% off
      TWD 3,558 TWD 1,449
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Sun, Dec 6 | Frontier Airlines
      TWD 1,454
      41% off
      TWD 2,447 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      TWD 1,454
      41% off
      TWD 2,447 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      TWD 1,454
      59% off
      TWD 3,558 TWD 1,454
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      TWD 1,454
      59% off
      TWD 3,558 TWD 1,454
    • SFO 06:00
      2h 40m
      Direct
      DEN 09:40
      San Francisco - Denver | Wed, Jan 13 | Frontier Airlines
      TWD 1,479
      40% off
      TWD 2,447 TWD 1,479
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Mon, Nov 30 | Frontier Airlines
      TWD 1,479
      40% off
      TWD 2,447 TWD 1,479
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sun, Dec 13 | Frontier Airlines
      DEN 17:35
      2h 56m
      Direct
      SFO 19:31
      Denver - San Francisco | Wed, Dec 16 | Frontier Airlines
      TWD 3,139 TWD 4,526
      31% off
      31% off
      TWD 4,526 TWD 3,139
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Sun, Dec 6 | Frontier Airlines
      DEN 22:57
      2h 53m
      Direct
      SFO 00:50
      Denver - San Francisco | Thu, Dec 10 | Frontier Airlines
      TWD 3,169 TWD 4,526
      30% off
      30% off
      TWD 4,526 TWD 3,169
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      DEN 07:39
      3h
      Direct
      SFO 09:39
      Denver - San Francisco | Thu, Dec 10 | Frontier Airlines
      TWD 3,238 TWD 4,526
      28% off
      28% off
      TWD 4,526 TWD 3,238
    • SFO 11:25
      2h 44m
      Direct
      DEN 15:09
      San Francisco - Denver | Mon, Jan 11 | Frontier Airlines
      DEN 22:42
      2h 52m
      Direct
      SFO 00:34
      Denver - San Francisco | Sat, Jan 16 | Frontier Airlines
      TWD 3,597
      21% off
      TWD 4,526 TWD 3,597
    • SFO 11:25
      2h 44m
      Direct
      DEN 15:09
      San Francisco - Denver | Wed, Jan 13 | Frontier Airlines
      DEN 08:28
      3h 2m
      Direct
      SFO 10:30
      Denver - San Francisco | Wed, Jan 20 | Frontier Airlines
      TWD 3,632
      20% off
      TWD 4,526 TWD 3,632
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      DEN 22:57
      2h 53m
      Direct
      SFO 00:50
      Denver - San Francisco | Thu, Dec 10 | Frontier Airlines
      TWD 3,637
      20% off
      TWD 4,526 TWD 3,637
    • SFO 20:26
      2h 42m
      Direct
      DEN 00:08
      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
      TWD 3,696
      18% off
      TWD 4,526 TWD 3,696
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 12 | Frontier Airlines
      DEN 14:09
      2h 53m
      Direct
      SFO 16:02
      Denver - San Francisco | Sat, Dec 19 | Frontier Airlines
      TWD 3,701
      18% off
      TWD 4,526 TWD 3,701
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Wed, Dec 16 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Sat, Dec 19 | Frontier Airlines
      TWD 3,701
      18% off
      TWD 4,526 TWD 3,701
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
      DEN 15:00
      6h
      Direct
      SFO 16:00
      Denver - San Francisco | Thu, Nov 19 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Sun, Dec 13 | Frontier Airlines
      TWD 1,346 TWD 2,447
      45% off
      45% off
      TWD 2,447 TWD 1,346
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      TWD 1,449 TWD 2,447
      41% off
      41% off
      TWD 2,447 TWD 1,449
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      TWD 1,449 TWD 3,558
      59% off
      59% off
      TWD 3,558 TWD 1,449
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Sun, Dec 6 | Frontier Airlines
      TWD 1,454
      41% off
      TWD 2,447 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      TWD 1,454
      41% off
      TWD 2,447 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      TWD 1,454
      59% off
      TWD 3,558 TWD 1,454
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      TWD 1,454
      59% off
      TWD 3,558 TWD 1,454
    • SFO 06:00
      2h 40m
      Direct
      DEN 09:40
      San Francisco - Denver | Wed, Jan 13 | Frontier Airlines
      TWD 1,479
      40% off
      TWD 2,447 TWD 1,479
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Mon, Nov 30 | Frontier Airlines
      TWD 1,479
      40% off
      TWD 2,447 TWD 1,479
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      TWD 1,449 TWD 15,035
      90% off
      90% off
      TWD 15,035 TWD 1,449
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      TWD 1,454 TWD 15,035
      90% off
      90% off
      TWD 15,035 TWD 1,454
    • SFO 10:39
      2h 40m
      Direct
      DEN 14:19
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      TWD 1,454 TWD 15,035
      90% off
      90% off
      TWD 15,035 TWD 1,454
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      TWD 1,479
      90% off
      TWD 15,035 TWD 1,479
    • SFO 06:15
      2h 40m
      Direct
      DEN 09:55
      San Francisco - Denver | Fri, Dec 25 | Frontier Airlines
      TWD 1,764
      88% off
      TWD 15,035 TWD 1,764
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Tue, Dec 22 | Frontier Airlines
      TWD 1,769
      88% off
      TWD 15,035 TWD 1,769
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      TWD 1,828
      88% off
      TWD 15,035 TWD 1,828
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Wed, Dec 23 | Frontier Airlines
      TWD 2,016
      87% off
      TWD 15,035 TWD 2,016
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      TWD 2,301
      85% off
      TWD 15,035 TWD 2,301
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Mon, Nov 16 | Frontier Airlines
      TWD 10,801 TWD 15,035
      28% off
      28% off
      TWD 15,035 TWD 10,801
    • SFO 14:47
      5h 39m
      1 stop
      DEN 21:26
      San Francisco - Denver | Mon, Nov 16 | Alaska Airlines
      TWD 12,328 TWD 15,035
      18% off
      18% off
      TWD 15,035 TWD 12,328
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Tue, Nov 17 | Frontier Airlines
      TWD 10,796 TWD 15,035
      28% off
      28% off
      TWD 15,035 TWD 10,796
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 18 | Frontier Airlines
      TWD 10,707
      28% off
      TWD 15,035 TWD 10,707
    • SFO 07:04
      4h 53m
      1 stop
      DEN 12:57
      San Francisco - Denver | Thu, Nov 19 | Alaska Airlines
      TWD 12,235
      19% off
      TWD 15,035 TWD 12,235
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      TWD 10,712
      28% off
      TWD 15,035 TWD 10,712
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Fri, Nov 20 | Frontier Airlines
      TWD 4,612
      69% off
      TWD 15,035 TWD 4,612
    • SFO 15:41
      2h 39m
      Direct
      DEN 19:20
      San Francisco - Denver | Sat, Nov 21 | Frontier Airlines
      TWD 10,983
      27% off
      TWD 15,035 TWD 10,983
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Sun, Nov 22 | Frontier Airlines
      TWD 4,790
      68% off
      TWD 15,035 TWD 4,790
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
      Find more flights
      Find more flights
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Mon, Dec 7 | Frontier Airlines
      TWD 1,454 TWD 2,447
      41% off
      41% off
      TWD 2,447 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      TWD 1,454 TWD 3,558
      59% off
      59% off
      TWD 3,558 TWD 1,454
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 8 | Frontier Airlines
      TWD 1,779 TWD 2,447
      27% off
      27% off
      TWD 2,447 TWD 1,779
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      TWD 1,828
      25% off
      TWD 2,447 TWD 1,828
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      TWD 1,828
      49% off
      TWD 3,558 TWD 1,828
    • SFO 10:34
      2h 38m
      Direct
      DEN 14:12
      San Francisco - Denver | Wed, Dec 16 | Frontier Airlines
      TWD 2,006
      18% off
      TWD 2,447 TWD 2,006
    • SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Sun, Dec 13 | Frontier Airlines
      TWD 1,346
      45% off
      TWD 2,447 TWD 1,346
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      TWD 1,449
      41% off
      TWD 2,447 TWD 1,449
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      TWD 1,449
      59% off
      TWD 3,558 TWD 1,449
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Tue, Nov 17 | Normal Airline
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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 TWD 1,346) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.
WestJet logo WestJet Porter Airlines logo Porter Airlines Air Canada logo Air Canada Flair Airlines logo Flair Airlines Air North logo Air North
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, the cheapest one-way flights from San Francisco International Airport to Denver International Airport are usually in November, with an average price of TWD 5,272. It is best to avoid August, when the average price can reach TWD 8,293.

TWD 8,293
TWD 6,783
TWD 5,272
TWD 3,762
  • TWD 5,272
    Nov
  • TWD 6,555
    Dec
  • TWD 6,299
    Jan
  • TWD 6,492
    Feb
  • TWD 6,228
    Mar
  • TWD 6,953
    Apr
  • TWD 6,711
    May
  • TWD 7,838
    Jun
  • TWD 6,823
    Jul
  • TWD 8,293
    Aug
  • TWD 7,876
    Sep
  • TWD 7,084
    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 departure day from San Francisco International Airport to Denver International Airport is Wednesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

TWD 7,924
TWD 6,993
TWD 6,062
TWD 5,131
    Cheapest
  • TWD 6,797
    Mon
  • TWD 7,174
    Tue
  • TWD 6,062
    Wed
  • TWD 6,573
    Thu
  • TWD 7,573
    Fri
  • TWD 6,942
    Sat
  • TWD 7,924
    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. F94310

    San Francisco International Airport

    21:23

    SFO

    2h 40m

    01:03

    DEN

    - - - W T F -
    Search

  4. F93308

    San Francisco International Airport

    12:54

    SFO

    1h 35m

    Direct

    14:29

    LAX

    S - - W T F S
    Search

  5. F94946

    Los Angeles International Airport

    17:23

    LAX

    2h 29m

    Direct

    20:52

    DEN

    - - - - T F -

  6. F91192

    San Francisco International Airport

    12:01

    SFO

    2h 9m

    Direct

    14:10

    PHX

    S - - W T F S
    Search

  7. F92142

    Phoenix Sky Harbor International Airport

    18:48

    PHX

    1h 53m

    Direct

    20:41

    DEN

    S M T W T F S

  8. F91160

    San Francisco International Airport

    18:04

    SFO

    1h 26m

    Direct

    19:30

    ONT

    S - - W - - S
    Search

  9. F91500

    Ontario International Airport

    06:30

    ONT

    2h 21m

    Direct

    09:51

    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 TWD 11,821 in November, the most expensive month to book this route.
  • 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 TWD 1,346, and round-trip fares start from TWD 3,110. The current lowest fare is a Frontier Airlines flight departing on Sun, Dec 13; 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 2 hours 57 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 TWD 6,423. 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 TWD 1,346. 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.

Find Cheap Flights with Trip.com

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 on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, 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 the 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.