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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 €39 and round-trip from €74. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SFO 20:10
      2h 36m
      Direct
      DEN 23:46
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • Cheapest
      SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 18 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • Cheapest
      SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • Cheapest
      SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      €39
      33% off
      €58 €39
    • Cheapest
      SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Wed, Dec 30 | Frontier Airlines
      €39
      33% off
      €58 €39
    • Cheapest
      SFO 17:25
      2h 40m
      Direct
      DEN 21:05
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      €39
      73% off
      €144 €39
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 19:26
      2h 37m
      Direct
      DEN 23:03
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Wed, Nov 25 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 20:10
      2h 36m
      Direct
      DEN 23:46
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Wed, Dec 9 | Frontier Airlines
      €74 €90
      18% off
      18% off
      €90 €74
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      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
      €74 €90
      18% off
      18% off
      €90 €74
    • SFO 15:41
      2h 39m
      Direct
      DEN 19:20
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      DEN 17:19
      2h 56m
      Direct
      SFO 19:15
      Denver - San Francisco | Thu, Dec 3 | Frontier Airlines
      €74 €90
      18% off
      18% off
      €90 €74
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      DEN 16:35
      2h 52m
      Direct
      SFO 18:27
      Denver - San Francisco | Wed, Dec 9 | Frontier Airlines
      €77
      14% off
      €90 €77
    • 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 | Wed, Dec 9 | Frontier Airlines
      €77
      14% off
      €90 €77
    • SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Wed, Dec 9 | Frontier Airlines
      DEN 07:39
      3h
      Direct
      SFO 09:39
      Denver - San Francisco | Wed, Dec 16 | Frontier Airlines
      €77
      14% off
      €90 €77
    • SFO 17:00
      2h 41m
      Direct
      DEN 20:41
      San Francisco - Denver | Tue, Dec 15 | Frontier Airlines
      DEN 18:42
      2h 56m
      Direct
      SFO 20:38
      Denver - San Francisco | Tue, Dec 22 | Frontier Airlines
      €77
      14% off
      €90 €77
    • SFO 19:26
      2h 39m
      Direct
      DEN 23:05
      San Francisco - Denver | Wed, Dec 16 | Frontier Airlines
      DEN 18:32
      2h 56m
      Direct
      SFO 20:28
      Denver - San Francisco | Sat, Dec 19 | Frontier Airlines
      €77
      14% off
      €90 €77
    • SFO 20:26
      2h 42m
      Direct
      DEN 00:08
      San Francisco - Denver | Thu, Dec 10 | Frontier Airlines
      DEN 20:57
      2h 56m
      Direct
      SFO 22:53
      Denver - San Francisco | Wed, Dec 16 | Frontier Airlines
      €77
      14% off
      €90 €77
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | Normal Airline
      DEN 15:00
      6h
      Direct
      SFO 16:00
      Denver - San Francisco | Sun, Nov 8 | Normal Airline
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    • Cheapest nonstop
      SFO 20:10
      2h 36m
      Direct
      DEN 23:46
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 18 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      €39
      33% off
      €58 €39
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Wed, Dec 30 | Frontier Airlines
      €39
      33% off
      €58 €39
    • SFO 17:25
      2h 40m
      Direct
      DEN 21:05
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      €39
      73% off
      €144 €39
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 19:26
      2h 37m
      Direct
      DEN 23:03
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Wed, Nov 25 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | Normal Airline
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    • Cheapest nonstop
      SFO 17:25
      2h 40m
      Direct
      DEN 21:05
      San Francisco - Denver | Thu, Nov 19 | Frontier Airlines
      €39 €444
      91% off
      91% off
      €444 €39
    • SFO 18:49
      2h 45m
      Direct
      DEN 22:34
      San Francisco - Denver | Thu, Nov 26 | Frontier Airlines
      €39 €444
      91% off
      91% off
      €444 €39
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      €40 €444
      91% off
      91% off
      €444 €40
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      €40
      91% off
      €444 €40
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Sat, Dec 19 | Frontier Airlines
      €48
      89% off
      €444 €48
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Fri, Nov 27 | Frontier Airlines
      €48
      89% off
      €444 €48
    • SFO 06:30
      2h 40m
      Direct
      DEN 10:10
      San Francisco - Denver | Sat, Dec 5 | Frontier Airlines
      €54
      88% off
      €444 €54
    • SFO 17:00
      2h 41m
      Direct
      DEN 20:41
      San Francisco - Denver | Tue, Dec 8 | Frontier Airlines
      €55
      88% off
      €444 €55
    • SFO 21:23
      2h 40m
      Direct
      DEN 01:03
      San Francisco - Denver | Thu, Dec 24 | Frontier Airlines
      €69
      84% off
      €444 €69
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Mon, Nov 9 | Frontier Airlines
      €157 €444
      65% off
      65% off
      €444 €157
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Wed, Nov 11 | Frontier Airlines
      €289 €444
      35% off
      35% off
      €444 €289
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Tue, Nov 10 | Frontier Airlines
      €290 €444
      35% off
      35% off
      €444 €290
    • SFO 06:02
      2h 38m
      Direct
      DEN 09:40
      San Francisco - Denver | Sat, Nov 7 | Frontier Airlines
      €292
      34% off
      €444 €292
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Sun, Nov 8 | Frontier Airlines
      €332
      25% off
      €444 €332
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Fri, Nov 6 | Frontier Airlines
      €333
      25% off
      €444 €333
    • SFO 12:20
      2h 39m
      Direct
      DEN 15:59
      San Francisco - Denver | Thu, Nov 5 | Frontier Airlines
      €336
      24% off
      €444 €336
    • SFO 14:47
      5h 39m
      1 stop
      DEN 21:26
      San Francisco - Denver | Mon, Nov 9 | Alaska Airlines
      €169
      62% off
      €444 €169
    • SFO 09:09
      5h 2m
      1 stop
      DEN 15:11
      San Francisco - Denver | Fri, Nov 6 | Frontier Airlines
      €290
      35% off
      €444 €290
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | Normal Airline
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    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Wed, Nov 25 | Frontier Airlines
      €40 €58
      31% off
      31% off
      €58 €40
    • SFO 21:23
      2h 35m
      Direct
      DEN 00:58
      San Francisco - Denver | Mon, Nov 23 | Frontier Airlines
      €89 €144
      38% off
      38% off
      €144 €89
    • SFO 20:10
      2h 36m
      Direct
      DEN 23:46
      San Francisco - Denver | Thu, Dec 3 | Frontier Airlines
      €39 €58
      33% off
      33% off
      €58 €39
    • SFO 20:10
      2h 36m
      Direct
      DEN 23:46
      San Francisco - Denver | Fri, Dec 4 | Frontier Airlines
      €48
      17% off
      €58 €48
    • SFO 19:26
      2h 37m
      Direct
      DEN 23:03
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Tue, Dec 1 | Frontier Airlines
      €40
      31% off
      €58 €40
    • SFO 06:30
      2h 38m
      Direct
      DEN 10:08
      San Francisco - Denver | Wed, Dec 2 | Frontier Airlines
      €40
      72% off
      €144 €40
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Fri, Nov 27 | Frontier Airlines
      €48
      17% off
      €58 €48
    • SFO 06:15
      2h 38m
      Direct
      DEN 09:53
      San Francisco - Denver | Tue, Nov 24 | Frontier Airlines
      €75
      48% off
      €144 €75
    • SFO 13:00
      17h 25m
      1 stop
      DEN 14:00
      San Francisco - Denver | Fri, Nov 6 | 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.

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 March, with an average price of €170. It is best to avoid August, when the average price can reach €226.

€226
€198
€170
€142
    Cheapest
  • €192
    Nov
  • €179
    Dec
  • €172
    Jan
  • €177
    Feb
  • €170
    Mar
  • €189
    Apr
  • €183
    May
  • €213
    Jun
  • €186
    Jul
  • €226
    Aug
  • €215
    Sep
  • €193
    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 Friday as prices are typically highest on that day.

€208
€188
€167
€147
    Cheapest
  • €198
    Mon
  • €205
    Tue
  • €167
    Wed
  • €179
    Thu
  • €208
    Fri
  • €191
    Sat
  • €201
    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 €39) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €39
Alaska Airlines
From €70
Delta Air Lines
From €73
American Airlines
From €79
United Airlines
From €121
Hahn Air
From €156

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. F93436

    San Francisco International Airport

    10:34

    SFO

    2h 38m

    14:12

    DEN

    - M T - - F -
    Search

  2. F91094

    San Francisco International Airport

    12:20

    SFO

    2h 39m

    15:59

    DEN

    S - - W T - S
    Search

  3. F91230

    San Francisco International Airport

    06:15

    SFO

    2h 40m

    09:55

    DEN

    S M T W T F S
    Search

  4. F91160

    San Francisco International Airport

    18:04

    SFO

    1h 26m

    Direct

    19:30

    ONT

    S - - W T - S
    Search

  5. F91500

    Ontario International Airport

    06:30

    ONT

    2h 21m

    Direct

    09:51

    DEN

    S M T W T F S

  6. F92858

    San Francisco International Airport

    21:31

    SFO

    1h 33m

    Direct

    23:04

    LAX

    - M T - - F -
    Search

  7. F93156

    Los Angeles International Airport

    06:00

    LAX

    2h 31m

    Direct

    09:31

    DEN

    S M T W T F S

  8. F93382

    San Francisco International Airport

    17:17

    SFO

    1h 41m

    Direct

    18:58

    SAN

    S - - W T - S
    Search

  9. F92818

    San Diego International Airport

    06:36

    SAN

    2h 34m

    Direct

    10:10

    DEN

    S M T 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 €39
Cheapest return ticket price €74

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 24 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 05:00, and the last departs at 21:24, with about 33 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 €244 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 €39, and round-trip fares start from €74. The current lowest fare is a Frontier Airlines flight departing on Thu, Dec 3; 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, and around 134 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 €190. 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 €39. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco International Airport to Denver International Airport operates around 135 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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