Cheap flights from San Francisco to Denver (SFO - DEN) from $29

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — DEN
Apr 23 — Apr 301

The best prices from San Francisco to Denver Intl are usually found in January or February, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from San Francisco to Denver

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$193

One-way from

$29
High demand for flights, 22% potential price rise
Best time to find cheap flights, 25% potential price drop
From San Francisco to Denver Intl
One-way flight from San Francisco to Denver Intl

What is the cheapest day to fly round-trip from San Francisco to Denver?

Saturday flights are generally found to be more expensive for flights from San Francisco to Denver. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Denver.

How far in advance should I book a flight from San Francisco to Denver?

To save up to 44% on this flight, we recommend booking at least 45 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Francisco to Denver from $190 1-2 weeks out and tickets from $296 for flights departing within the next 72 hours.

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

Flights from San Francisco to Denver lean towards being more expensive in June. Prices are generally better when you fly from San Francisco to Denver in January, with the cheapest ticket starting at $57.

When is the cheapest time to fly from San Francisco to Denver (SFO - DEN)?

One of the essential ways to save on airfare from San Francisco to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 27% on airfare.

Cheap Frontier flights from San Francisco to Denver

Explore cheap flight options specifically provided by Frontier for the route between San Francisco and Denver. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Check out some of the cheapest Frontier flights we've come across from San Francisco to Denver. It's recommended that users confirm their flight details before booking.
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Thu 5/95:01 amDEN - SFO
1 stop5h 24mFrontier
Deal found 4/18$78
Tue 5/77:01 pmSFO - DEN
Nonstop2h 40mFrontier
Wed 5/810:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/17$79
Tue 4/3012:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/85:17 pmDEN - SFO
1 stop24h 38mFrontier
Deal found 4/18$81
Tue 4/3012:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 5/45:01 amDEN - SFO
1 stop15h 26mFrontier
Deal found 4/18$82
Sat 5/49:06 pmSFO - DEN
Nonstop2h 37mFrontier
Sun 5/55:06 amDEN - SFO
1 stop5h 14mFrontier
Deal found 4/16$83
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Tue 5/1410:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/18$84
Sat 5/49:06 pmSFO - DEN
Nonstop2h 37mFrontier
Mon 5/66:00 amDEN - SFO
1 stop6h 33mFrontier
Deal found 4/17$85
Sat 5/118:27 pmSFO - DEN
1 stop6h 56mFrontier
Wed 5/2211:59 pmDEN - SFO
1 stop25h 42mFrontier
Deal found 4/18$86
Tue 5/712:58 amSFO - DEN
Nonstop2h 36mFrontier
Fri 5/1010:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$87
  • One of the most popular airlines traveling from San Francisco to Denver is Frontier. Flights from Frontier traveling this route typically cost $306.47 RT. This price is typically 25% cheaper than other airlines that offer San Francisco to Denver flights. When booking this route, the cheapest RT price found was $256. San Francisco Airport is the most common San Francisco airport to take off from when flying to Denver. Denver Intl Airport is the most popular arrival airport in Denver. When flying from San Francisco to Denver, Frontier flights are 11% more popular than any other airline flying that same route.

Cheap Delta flights from San Francisco to Denver

Explore cheap flight options specifically provided by Delta for the route between San Francisco and Denver. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Some of the lowest-priced Delta flights we've found at this time heading from San Francisco to Denver. Deals frequently update to provide users with more options.
Thu 5/3010:55 amSFO - DEN
1 stop6h 44mDelta
Mon 6/35:40 amDEN - SFO
1 stop4h 27mDelta
Deal found 4/18$198
Wed 6/126:05 amSFO - DEN
1 stop11h 48mDelta
Tue 6/188:50 amDEN - SFO
1 stop4h 20mDelta
Deal found 4/16$201
Sat 6/110:55 amSFO - DEN
1 stop6h 44mDelta
Mon 6/36:10 pmDEN - SFO
1 stop7h 00mDelta
Deal found 4/18$213
Mon 6/105:15 pmSFO - DEN
1 stop4h 39mDelta
Wed 6/196:36 pmDEN - SFO
1 stop6h 28mDelta
Deal found 4/16$218
Sat 4/276:00 amSFO - DEN
1 stop5h 00mDelta
Sat 4/276:15 pmDEN - SFO
1 stop4h 47mDelta
Deal found 4/17$298
Thu 4/256:00 amSFO - DEN
1 stop5h 00mDelta
Sat 4/276:05 amDEN - SFO
1 stop4h 55mDelta
Deal found 4/17$318
Thu 4/256:00 amSFO - DEN
1 stop5h 00mDelta
Mon 4/2912:54 pmDEN - SFO
1 stop4h 24mDelta
Deal found 4/17$338
  • One of the most popular airlines traveling from San Francisco to Denver is Delta. Flights from Delta traveling this route typically cost $338.82 RT. This price is typically 59% cheaper than other airlines that offer San Francisco to Denver flights. When booking this route, the cheapest RT price found was $139. San Francisco Airport is the most common San Francisco airport to take off from when flying to Denver. Denver Intl Airport is the most popular arrival airport in Denver. When flying from San Francisco to Denver, Delta flights are 1% more popular than any other airline flying that same route.

Cheap San Francisco to Denver flights in April & May 2024

Find cheap flight options from San Francisco to Denver specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,192,047 searches. Prices were last updated on April 18, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Denver in April and May 2024. Check back soon for alternative fares.
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Thu 5/95:01 amDEN - SFO
1 stop5h 24mFrontier
Deal found 4/18$78
Tue 5/77:01 pmSFO - DEN
Nonstop2h 40mFrontier
Wed 5/810:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/17$79
Fri 5/312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/810:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$80
Tue 4/3012:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/85:17 pmDEN - SFO
1 stop24h 38mFrontier
Deal found 4/18$81
Mon 5/1312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/1510:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$82
Sat 5/49:06 pmSFO - DEN
Nonstop2h 37mFrontier
Wed 5/89:55 amDEN - SFO
1 stop8h 24mFrontier
Deal found 4/18$83
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Tue 5/1410:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/18$84
Mon 5/62:18 pmSFO - DEN
1 stop24h 34mFrontier
Tue 5/710:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$85
Sat 5/118:27 pmSFO - DEN
1 stop6h 56mFrontier
Wed 5/2211:59 pmDEN - SFO
1 stop25h 42mFrontier
Deal found 4/18$86

San Francisco to Denver 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Denver in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
The lowest fares we've come across on flights traveling from San Francisco to Denver in April and May 2024. Check back soon for alternative fares.
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Thu 5/95:01 amDEN - SFO
1 stop5h 24mFrontier
Deal found 4/18$78
Tue 5/77:01 pmSFO - DEN
Nonstop2h 40mFrontier
Wed 5/810:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/17$79
Fri 5/312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/810:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$80
Tue 4/3012:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/85:17 pmDEN - SFO
1 stop24h 38mFrontier
Deal found 4/18$81
Mon 5/1312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/1510:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$82
Sat 5/49:06 pmSFO - DEN
Nonstop2h 37mFrontier
Wed 5/89:55 amDEN - SFO
1 stop8h 24mFrontier
Deal found 4/18$83
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Tue 5/1410:59 pmDEN - SFO
2 stops13h 24mFrontier
Deal found 4/18$84
Mon 5/62:18 pmSFO - DEN
1 stop24h 34mFrontier
Tue 5/710:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$85
Sat 5/118:27 pmSFO - DEN
1 stop6h 56mFrontier
Wed 5/2211:59 pmDEN - SFO
1 stop25h 42mFrontier
Deal found 4/18$86

Non-stop flights to Denver from San Francisco

Discover non-stop flight options from San Francisco to Denver. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
If you're seeking options on non-stop flights from San Francisco to Denver, check out these fares. If you're looking for other options for flights from San Francisco to Denver, make sure to update the search form at the top of page.
Wed 5/812:58 amSFO - DEN
Nonstop2h 36mFrontier
Mon 5/134:46 pmDEN - SFO
Nonstop2h 44mFrontier
Deal found 4/17$78
Mon 7/812:58 amSFO - DEN
Nonstop2h 32mFrontier
Sat 7/136:31 amDEN - SFO
Nonstop2h 42mFrontier
Deal found 4/16$79
Fri 5/312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/810:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$80
Tue 5/712:58 amSFO - DEN
Nonstop2h 36mFrontier
Fri 5/1010:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$81
Mon 5/1312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/1510:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$82
Sat 5/1112:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/1510:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$83
Tue 5/712:58 amSFO - DEN
Nonstop2h 36mFrontier
Fri 5/1010:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$86
Wed 5/297:37 pmSFO - DEN
Nonstop2h 41mFrontier
Sun 6/26:20 amDEN - SFO
Nonstop2h 50mFrontier
Deal found 4/17$87
Sat 6/812:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 6/1510:09 pmDEN - SFO
Nonstop2h 49mFrontier
Deal found 4/17$88

San Francisco to Denver flights leaving soon

Find last-minute flight options from San Francisco to Denver for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Check out these flights departing soon from San Francisco to Denver. Users should examine the flight details to ensure there are no surprises.
Fri 4/2612:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 5/410:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$88
Fri 4/2612:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 5/410:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$92
Fri 4/2612:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 5/46:13 pmDEN - SFO
Nonstop2h 53mFrontier
Deal found 4/18$93
Tue 4/2312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/110:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/17$94
Wed 4/248:28 pmSFO - DEN
Nonstop2h 42mFrontier
Tue 4/304:10 pmDEN - SFO
Nonstop2h 51mFrontier
Deal found 4/17$96
Fri 4/2612:58 amSFO - DEN
Nonstop2h 36mFrontier
Tue 4/3010:04 pmDEN - SFO
Nonstop2h 54mFrontier
Deal found 4/18$104
Fri 4/2612:58 amSFO - DEN
Nonstop2h 36mFrontier
Sat 5/45:01 amDEN - SFO
1 stop15h 26mFrontier
Deal found 4/17$107
Tue 4/2312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/18:08 pmDEN - SFO
1 stop21h 47mFrontier
Deal found 4/17$108
Tue 4/2312:58 amSFO - DEN
Nonstop2h 36mFrontier
Wed 5/15:01 amDEN - SFO
1 stop5h 24mFrontier
Deal found 4/17$109

One-way flights to Denver from San Francisco

Search for one-way flight options from San Francisco to Denver. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Users in need of a one-way flight from San Francisco to Denver can choose from these deals. Those needing a return flight from San Francisco to Denver can use the search form above.
Sat 5/119:06 pmSFO - DEN
Nonstop2h 37mFrontier
Deal found 4/17$29
Mon 5/612:58 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/17$30
Wed 5/88:28 pmSFO - DEN
Nonstop2h 42mFrontier
Deal found 4/17$31
Tue 4/3012:58 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/17$32
Mon 5/2012:59 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/17$34
Wed 5/812:58 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/16$38
Mon 5/2712:59 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/16$39
Wed 9/257:42 pmSFO - DEN
Nonstop2h 43mFrontier
Deal found 4/17$40
Sat 5/1112:58 amSFO - DEN
Nonstop2h 36mFrontier
Deal found 4/17$41

Find flights from San Francisco to Denver within your budget

Customize your flight search to find flights from San Francisco to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$78 - $198

Route

Depart

Return

Price

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Wed 5/8

Nonstop2h 42m

Denver Intl

Thu 5/9

1 stop5h 24m

$78

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Tue 5/7

Nonstop2h 40m

Denver Intl

Wed 5/8

2 stops13h 24m

$79

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Tue 4/30

Nonstop2h 36m

Denver Intl

Wed 5/8

1 stop24h 38m

$81

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Tue 4/30

Nonstop2h 36m

Denver Intl

Sat 5/4

1 stop15h 26m

$82

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Sat 5/4

Nonstop2h 37m

Denver Intl

Sun 5/5

1 stop5h 14m

$83

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Wed 5/8

Nonstop2h 42m

Denver Intl

Tue 5/14

2 stops13h 24m

$84

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Sat 5/4

Nonstop2h 37m

Denver Intl

Mon 5/6

1 stop6h 33m

$85

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Thu 5/16

1 stop16h 40m

Denver Intl

Tue 5/21

1 stop22h 08m

$180

San FranciscoDenver Intl

SFO - DEN

SFODEN

San Francisco

Thu 5/30

1 stop6h 44m

Denver Intl

Mon 6/3

1 stop4h 27m

$198

Flights are sorted by cheapest first

Deals found on 4/18

When is the best time to book a flight from San Francisco to Denver?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Denver. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from San Francisco to Denver, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from San Francisco to Denver?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Denver. Price data was last updated on April 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to Denver flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Denver by month

Plan your trip from San Francisco to Denver by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Denver is currently $35 while a round-trip flight costs $106. Price data was last updated on April 14, 2024.

Currently, October is the cheapest month in which you can book a flight from San Francisco to Denver (average of $193). Flying from San Francisco to Denver in June is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$220

February

$237

March

$269

April

$214

May

$234

June

$291

July

$286

August

$218

September

$215

October

$193

November

$198

December

$193

Temperature and rainfall in Denver by month

Plan your trip to Denver by taking into account the average temperature and rainfall totals by month.

DEN

Temperature

30.2 - 73.4 °F

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated April 18, 2024.
See what other customers who have flown with Frontier, Delta and United Airlines from San Francisco to Denver have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

Southwest
8.2
Very good
6,208 reviews
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

8.1
Very good
9,106 reviews
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

8.1
Very good
11,104 reviews
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

7.4
Good
11,341 reviews
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

7.3
Good
14,963 reviews
Southwest
8.2
Very good
6,208 reviews

Overall

8.2

Comfort

8.1

Entertainment

7.9

Boarding

8.3

Food

7.4

Crew

8.7

Reviews

1 / 10

It was a great flight overall. It took a long time to take off. We spent a long time waiting on the plane before departure.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from San Francisco to Denver?

    To fly from San Francisco to Denver, you need to book a flight from San Francisco (SFO) to Denver Intl (DEN). Nonstop flights to Denver Intl from San Francisco take 2h 30m on average. When it comes time to book airfare, you have a few options: there are 42 outbound flights from San Francisco to Denver Intl offered by 7 different airlines.

  • Can I find flights from San Francisco to Denver for under $100 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Denver for under $100. The cheapest flight booked recently is on Frontier for just $78, but on average you can expect to pay $88.

  • Are there nonstop flights from San Francisco to Denver for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from San Francisco to Denver under $100. A good price for a nonstop flight from San Francisco to Denver is less than $89.

  • Are there last-minute flights available from San Francisco to Denver for under $100?

    There are currently 20+ open flights from San Francisco to Denver within the next 7 days for less than $100.

  • What days are nonstop flights available from San Francisco to Denver?

    You can find nonstop flights on the following days: Sunday, Monday, Thursday, Friday, Saturday.

  • How popular is this San Francisco to Denver flight route?

  • How many flights depart from San Francisco to Denver on average per day?

    On average, you can expect to see 24 flights from San Francisco to Denver a day.
    Early Morning (Midnight to 6am) - 4% of flight departures
    Morning (6am - Noon) - 21% of flight departures
    Afternoon (Noon - 6pm) - 54% of flight departures
    Evening (6pm - Midnight) - 21% of flight departures

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

    For as low as $78, Frontier can have you in Denver from San Francisco in 2h 42m. The distance from San Francisco to Denver is about 970 mi. All flights are typically nonstop.

  • What is the cheapest airline to fly from San Francisco to Denver round-trip?

    Flying on Frontier is currently your cheapest option to Denver, with prices starting at $78. Frontier is 65% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular airlines that fly from San Francisco to Denver?

  • What are the most reliable airlines from San Francisco to Denver?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Denver on time: United Airlines (83%), Virgin Australia (81%), Air Canada (80%).

  • What are the cheapest flights from San Francisco to Denver?

    Looking at all options, your cheapest flight can be booked for $46. While the most popular route (San Francisco - Denver Intl) can be booked for $74 on average our data indicates $824 when flying from San Francisco to Denver.

  • What does SFO to DEN mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a San Francisco Airport to Denver Intl Airport flight would often be abbreviated as a SFO to DEN flight.

  • Can I find deals for flights from San Francisco to Denver that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Denver flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Denver with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Denver flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Denver that include hotel bookings?

    Yes. In addition to deals on San Francisco to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Denver.

  • Can I find deals for business class flights from San Francisco to Denver?

    Yes. Cheapflights offers flight deals from San Francisco to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Denver that allow pets onboard?

    Many airlines flying from San Francisco to Denver offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Denver?

    Yes, you can often find last-minute deals on San Francisco to Denver flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Denver flight deals updated?

    The San Francisco to Denver flight deals you see on this page were last updated on 4/18.

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Fly from San Francisco to Denver on these airlines
Choose from the following airlines for your flight from San Francisco to Denver. Flights are based on user searches made on Cheapflights and were last updated on April 18, 2024.

Top 6 airlines flying from San Francisco to Denver

Discover the top 6 airlines that operate flights from San Francisco to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$40Average$172FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$55Average$148FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapest$113Average$302FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$123Average$424FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$139Average$339FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$240Average$473FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from San Francisco to Denver by cabin class

Find flights from San Francisco to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from San Francisco to Denver

Find hourly flight availability from San Francisco to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2024.
27%of flight departuresEarly morningMidnight to 6 am
33%of flight departuresMorning6 am to noon
28%of flight departuresAfternoonNoon to 6 pm
12%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon