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Cheap flights from Denver to San Francisco from $111

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
26 Feb — 5 Mar1
1 adult

The best prices from Denver Intl to San Francisco are usually found in September or October, booked 75 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Denver to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to San Francisco (SFO). 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 21 February 2025.

Round-trip from

$221

One-way from

$111

Popular in

December

Cheapest in

September

Average price

$278
Southwest
  • Southwest
  • 3/4-7/4
  • Nonstop
  • 5h 15m total
  • Denver to San Francisco
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United Airlines
  • United Airlines
  • 24/4
  • Nonstop
  • 2h 50m total
  • Denver to San Francisco
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Denver to San Francisco

Cheapest flights from Denver to San Francisco
Explore the most affordable flight options available from Denver to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Thu 3/422:45DEN - SFO
Nonstop2h 45mSouthwest
Mon 7/405:05SFO - DEN
Nonstop2h 30mSouthwest
Deal found 21/2$221
Fri 28/314:20DEN - SFO
1 stop9h 03mDelta
Tue 1/406:05SFO - DEN
1 stop6h 24mDelta
Deal found 21/2$318
Tue 11/307:00DEN - SFO
1 stop7h 47mAlaska Airlines
Tue 11/316:39SFO - DEN
1 stop5h 50mAlaska Airlines
Deal found 21/2$331
Fri 14/305:15DEN - SFO
Nonstop2h 55mUnited Airlines
Fri 21/305:00SFO - DEN
Nonstop2h 39mUnited Airlines
Deal found 20/2$342
Thu 27/214:50DEN - SFO
1 stop7h 16mHawaiian Airlines
Sun 2/307:30SFO - DEN
1 stop7h 42mHawaiian Airlines
Deal found 20/2$558

Find flights from Denver to San Francisco within your budget

Customise your flight search to find flights from Denver to San Francisco 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 647,157 searches. Data last updated 21 February 2025.

Fly from

Denver

Fly to

San Francisco

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 3/4

22:45-00:30

Nonstop2h 45m

San Francisco

Mon 7/4

05:05-08:35

Nonstop2h 30m

$221

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 28/3

14:20-22:23

1 stop9h 03m

San Francisco

Tue 1/4

06:05-13:29

1 stop6h 24m

$318

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 11/3

07:00-13:47

1 stop7h 47m

San Francisco

Tue 11/3

16:39-23:29

1 stop5h 50m

$331

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 14/3

05:15-07:10

Nonstop2h 55m

San Francisco

Sat 22/3

05:00-08:39

Nonstop2h 39m

$342

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 24/4

18:37-23:41

1 stop6h 04m

San Francisco

Tue 29/4

12:05-21:15

1 stop8h 10m

$354

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 24/4

21:40-23:20

Nonstop2h 40m

$111

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Mon 10/3

14:50-21:06

1 stop7h 16m

$154

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 18/3

14:20-22:23

1 stop9h 03m

$160

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Mon 7/4

06:00-12:17

1 stop7h 17m

$202

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 19/3

07:00-15:44

2 stops9h 44m

$230

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 12 results
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Best time to book a flight from Denver to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Denver with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Denver to San Francisco

Get recent, data-driven insights about flights from Denver to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Denver to San Francisco. Price data was last updated on 14 February 2025.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to San Francisco?

Currently, March is the cheapest month in which you can book a flight from Denver to San Francisco (average of $876). Flying from Denver to San Francisco in December is currently the most expensive (average of $1,375). 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.

What is the cheapest time of day to fly from DEN to SFO?

Find hourly flight availability from Denver to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from Denver to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 94% versus a flight at midday.

Weekly flight availability from Denver to San Francisco

Explore weekly flight availability from Denver to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2025.

The most flights from DEN to SFO are scheduled on a Thursday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 21 February 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Denver to San Francisco by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very Good
4,401 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very Good
9,697 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very Good
8,219 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Hawaiian Airlines
7.9
Good
2,315 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

JetBlue
7.4
Good
3,069 reviews
Southwest
8.1
Very Good
4,401 reviews
Check prices

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Denver to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Within the past month, 23 users have taken a look at flights from Denver Intl to San Francisco.

  • What are the cheapest airlines flying from Denver to San Francisco round-trip?

    Currently priced at $221, Southwest will fly you from Denver to San Francisco and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $318 and $331, respectively. Southwest is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to San Francisco one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $111. Hawaiian Airlines flights start at $154 while deals on Delta start at $160 one-way.

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

    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 Denver to San Francisco on time: Asiana Airlines (77%), Air China (75%), ANA (74%).

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Denver to San Francisco?

    Currently, March is the cheapest month in which you can book a flight from Denver to San Francisco (average of $876). Flying from Denver to San Francisco in December is currently the most expensive (average of $1,375). 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.

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Sunnyvale
Los Gatos
Davis
Mountain View
Emeryville
Stanford
Sausalito
Hayward
Daly City

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Alternative routes for Denver to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Los Angeles flights

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Yes, we can. To see specific flights from Denver to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Denver to San Francisco become cheaper?

Yes! Start tracking prices for Denver to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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