Cheap flights from San Francisco to Denver from $104
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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
2 Jan — 9 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Denver Intl are usually found in January or March, booked 53 days in advance, depart on a Thursday or Tuesday and return on a Monday
Cheap flight deals from San Francisco to Denver
Enter your travel dates to find the best prices.
Cheapest flights from San Francisco to Denver
Explore the most affordable flight options available from San Francisco to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.
Mon 15/1208:48SFO - DEN
Nonstop2h 42mFrontier
Thu 18/1206:30DEN - SFO
Nonstop2h 53mFrontier
Deal found 2/12$294
Wed 24/1222:35SFO - DEN
1 stop11h 00mAlaska Airlines
Wed 14/112:34DEN - SFO
1 stop4h 58mAlaska Airlines
Deal found 1/12$345
Wed 31/1206:00SFO - DEN
1 stop15h 17mDelta
Wed 7/112:49DEN - SFO
2 stops11h 39mDelta
Deal found 2/12$348
Tue 16/1218:45SFO - DEN
1 stop4h 39mDelta
Tue 6/118:23DEN - SFO
1 stop5h 32mDelta
Deal found 30/11$362
Sun 14/1207:35SFO - DEN
1 stop6h 11mAlaska Airlines
Wed 7/112:15DEN - SFO
1 stop6h 44mAlaska Airlines
Deal found 30/11$375
Wed 24/1219:25SFO - DEN
2 stops14h 10mAlaska Airlines
Thu 8/112:34DEN - SFO
1 stop6h 14mAlaska Airlines
Deal found 1/12$377
Mon 15/1216:42SFO - DEN
1 stop6h 17mAlaska Airlines
Tue 6/106:02DEN - SFO
1 stop8h 52mAlaska Airlines
Deal found 30/11$380
Sun 14/1206:00SFO - DEN
1 stop4h 09mDelta
Tue 6/118:23DEN - SFO
1 stop5h 32mDelta
Deal found 30/11$392
Wed 24/1222:35SFO - DEN
1 stop11h 00mAlaska Airlines
Tue 6/106:02DEN - SFO
1 stop8h 52mAlaska Airlines
Deal found 1/12$394
Wed 10/1207:35SFO - DEN
1 stop6h 11mAlaska Airlines
Wed 7/112:15DEN - SFO
1 stop6h 44mAlaska Airlines
Deal found 30/11$398
Best flights from San Francisco to Denver
Discover carefully curated flight deals from San Francisco to Denver that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 December 2025.
Thu 15/107:00SFO - DEN
1 stop10h 41mAlaska Airlines
Thu 22/112:34DEN - SFO
1 stop4h 58mAlaska Airlines
Deal found 30/11$207
Wed 4/214:35SFO - DEN
1 stop7h 50mDelta
Sat 7/212:46DEN - SFO
2 stops11h 44mDelta
Deal found 2/12$287
Wed 4/214:25SFO - DEN
1 stop8h 10mAlaska Airlines
Thu 5/208:04DEN - SFO
1 stop6h 58mAlaska Airlines
Deal found 1/12$238
Sat 7/214:52SFO - DEN
1 stop8h 06mAlaska Airlines
Mon 9/207:00DEN - SFO
1 stop8h 00mAlaska Airlines
Deal found 2/12$247
Tue 3/205:55SFO - DEN
2 stops10h 39mDelta
Sat 7/213:30DEN - SFO
1 stop6h 30mDelta
Deal found 2/12$287
Mon 2/316:21SFO - DEN
1 stop6h 38mAlaska Airlines
Wed 4/318:45DEN - SFO
1 stop6h 14mAlaska Airlines
Deal found 30/11$253
Tue 3/210:30SFO - DEN
1 stop6h 04mDelta
Wed 11/206:29DEN - SFO
2 stops12h 18mDelta
Deal found 1/12$287
Tue 3/217:02SFO - DEN
1 stop5h 56mAlaska Airlines
Thu 5/211:49DEN - SFO
2 stops12h 14mAlaska Airlines
Deal found 1/12$258
Sun 25/110:30SFO - DEN
1 stop6h 04mDelta
Wed 28/112:46DEN - SFO
2 stops11h 44mDelta
Deal found 1/12$287
Mon 2/216:46SFO - DEN
1 stop5h 49mAlaska Airlines
Sun 8/211:49DEN - SFO
1 stop7h 54mAlaska Airlines
Deal found 2/12$276
Mon 2/216:46SFO - DEN
1 stop5h 49mAlaska Airlines
Fri 6/212:34DEN - SFO
1 stop6h 14mAlaska Airlines
Deal found 1/12$276
Direct flights from San Francisco to Denver
Explore direct flight options from San Francisco to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 December 2025.
Sat 24/106:25SFO - DEN
Nonstop2h 40mUnited Airlines
Sat 31/111:35DEN - SFO
Nonstop2h 54mUnited Airlines
Deal found 1/12$221
Sat 24/105:10SFO - DEN
Nonstop2h 30mSouthwest
Mon 26/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 1/12$249
Thu 8/105:00SFO - DEN
Nonstop2h 39mUnited Airlines
Mon 12/113:35DEN - SFO
Nonstop2h 52mUnited Airlines
Deal found 1/12$276
Mon 15/1208:48SFO - DEN
Nonstop2h 42mFrontier
Thu 18/1206:30DEN - SFO
Nonstop2h 53mFrontier
Deal found 2/12$294
Fri 6/205:00SFO - DEN
Nonstop2h 39mUnited Airlines
Thu 12/219:43DEN - SFO
Nonstop2h 55mUnited Airlines
Deal found 29/11$300
Fri 9/114:00SFO - DEN
Nonstop2h 25mSouthwest
Mon 12/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 1/12$304
Thu 5/205:50SFO - DEN
Nonstop2h 30mSouthwest
Sun 8/208:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 1/12$319
Thu 22/112:30SFO - DEN
Nonstop2h 30mSouthwest
Mon 26/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 2/12$331
Thu 19/205:50SFO - DEN
Nonstop2h 30mSouthwest
Sun 22/207:55DEN - SFO
Nonstop3h 00mSouthwest
Deal found 30/11$346
Fri 13/221:20SFO - DEN
Nonstop2h 38mUnited Airlines
Mon 16/221:20DEN - SFO
Nonstop2h 57mUnited Airlines
Deal found 2/12$365
Sat 14/221:20SFO - DEN
Nonstop2h 38mUnited Airlines
Sat 21/205:20DEN - SFO
Nonstop2h 58mUnited Airlines
Deal found 30/11$377
Last-minute flights from San Francisco to Denver
Discover last-minute flight deals from San Francisco to Denver. Data last updated 3 December 2025 and is based on user searches.
Wed 7/114:52SFO - DEN
1 stop8h 06mAlaska Airlines
Sat 10/107:00DEN - SFO
1 stop8h 00mAlaska Airlines
Deal found 2/12$244
Thu 8/117:16SFO - DEN
1 stop5h 42mAlaska Airlines
Sat 10/107:00DEN - SFO
1 stop8h 00mAlaska Airlines
Deal found 30/11$238
Tue 13/107:00SFO - DEN
1 stop15h 58mAlaska Airlines
Fri 16/111:49DEN - SFO
1 stop7h 54mAlaska Airlines
Deal found 2/12$247
Thu 15/106:15SFO - DEN
Nonstop2h 47mMultiple Airlines
Thu 22/108:04DEN - SFO
1 stop6h 58mMultiple Airlines
Deal found 30/11$163
Thu 15/107:00SFO - DEN
1 stop10h 41mAlaska Airlines
Thu 22/112:34DEN - SFO
1 stop4h 58mAlaska Airlines
Deal found 30/11$207
Wed 21/110:12SFO - DEN
1 stop12h 46mAlaska Airlines
Sun 25/108:04DEN - SFO
1 stop15h 43mAlaska Airlines
Deal found 2/12$264
Fri 23/110:12SFO - DEN
1 stop7h 29mAlaska Airlines
Sat 24/112:34DEN - SFO
1 stop4h 58mAlaska Airlines
Deal found 30/11$253
Sat 24/106:25SFO - DEN
Nonstop2h 40mUnited Airlines
Sat 31/111:35DEN - SFO
Nonstop2h 54mUnited Airlines
Deal found 1/12$221
Sat 24/105:10SFO - DEN
Nonstop2h 30mSouthwest
Mon 26/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 1/12$249
Sun 25/106:15SFO - DEN
Nonstop2h 47mMultiple Airlines
Wed 28/108:04DEN - SFO
1 stop6h 58mMultiple Airlines
Deal found 1/12$169
Sun 25/106:15SFO - DEN
Nonstop2h 47mFrontier
Thu 29/109:54DEN - SFO
1 stop9h 00mFrontier
Deal found 1/12$192
Fri 30/107:00SFO - DEN
1 stop10h 41mAlaska Airlines
Sun 1/208:04DEN - SFO
1 stop15h 43mAlaska Airlines
Deal found 1/12$258
One-way flights from San Francisco to Denver
Search for one-way flight options from San Francisco to Denver. Find affordable one-way fares based on user searches. Data last updated 3 December 2025.
Sat 7/214:52SFO - DEN
1 stop8h 06mAlaska Airlines
Deal found 1/12$104
Tue 3/214:52SFO - DEN
1 stop8h 06mAlaska Airlines
Deal found 2/12$110
Sat 7/208:35SFO - DEN
Nonstop2h 48mUnited Airlines
Deal found 2/12$111
Sun 25/107:00SFO - DEN
1 stop10h 41mAlaska Airlines
Deal found 30/11$113
Sat 10/107:00SFO - DEN
1 stop15h 58mAlaska Airlines
Deal found 2/12$119
Sat 31/114:30SFO - DEN
1 stop8h 05mAlaska Airlines
Deal found 30/11$134
Fri 13/221:20SFO - DEN
Nonstop2h 38mUnited Airlines
Deal found 2/12$139
Sun 25/110:30SFO - DEN
1 stop6h 04mDelta
Deal found 2/12$140
Mon 19/121:42SFO - DEN
1 stop12h 11mAlaska Airlines
Deal found 2/12$146
Mon 12/110:35SFO - DEN
2 stops8h 21mDelta
Deal found 2/12$148
Mon 9/218:50SFO - DEN
Nonstop2h 36mUnited Airlines
Deal found 30/11$151
Tue 24/309:10SFO - DEN
1 stop6h 11mAlaska Airlines
Deal found 2/12$154
Find 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 3 December 2025.
Customise 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 647,157 searches. Data last updated 3 December 2025.
Use the filters below to find and compare flights from San Francisco to Denver that are best for you.
Fly from
San Francisco
Fly to
Denver
Route
Depart
Return
Price
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Thu 15/1
07:00-18:41
1 stop10h 41m
Denver Intl
Thu 22/1
12:34-16:32
1 stop4h 58m
$207
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Wed 4/2
14:25-23:35
1 stop8h 10m
Denver Intl
Thu 5/2
08:04-14:02
1 stop6h 58m
$238
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 7/2
14:52-23:58
1 stop8h 06m
Denver Intl
Mon 9/2
07:00-14:00
1 stop8h 00m
$247
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Mon 2/3
16:21-23:59
1 stop6h 38m
Denver Intl
Wed 4/3
18:45-23:59
1 stop6h 14m
$253
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Tue 3/2
17:02-23:58
1 stop5h 56m
Denver Intl
Thu 5/2
11:49-23:03
2 stops12h 14m
$258
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Mon 2/2
16:46-23:35
1 stop5h 49m
Denver Intl
Sun 8/2
11:49-18:43
1 stop7h 54m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Mon 2/2
16:46-23:35
1 stop5h 49m
Denver Intl
Fri 6/2
12:34-17:48
1 stop6h 14m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Wed 4/2
14:35-23:25
1 stop7h 50m
Denver Intl
Sat 7/2
12:46-23:30
2 stops11h 44m
$287
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Tue 3/2
05:55-17:34
2 stops10h 39m
Denver Intl
Sat 7/2
13:30-19:00
1 stop6h 30m
$287
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Tue 3/2
10:30-17:34
1 stop6h 04m
Denver Intl
Wed 11/2
06:29-17:47
2 stops12h 18m
$287
Flights are sorted by cheapest return flights first.
Deals found on 1/12
Showing 1-10 of 23 results
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Best time to book a flight from San Francisco to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from San Francisco 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.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Denver
Prices
Airlines
Delays
How far ahead should I book a flight from San Francisco to Denver?
Use this chart to determine the optimal time to book a return flight from San Francisco to Denver. Price data was last updated on 28 November 2025.
To ensure you get the cheapest price possible for a flight from San Francisco to Denver, you should look to book at least 53 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.
What is the cheapest month to book a flight from San Francisco to Denver?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Denver (average of $43). Flying from San Francisco to Denver in June is currently the most expensive (average of $162). 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 SFO to DEN?
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 3 December 2025.
It’s optimal to fly from San Francisco to Denver in the morning. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the afternoon.
How much does it cost for a return flight from San Francisco to Denver?
Weekly flight availability from San Francisco to Denver
Explore weekly flight availability from San Francisco to Denver. 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 3 December 2025.
The most flights from SFO to DEN are scheduled on a Tuesday (50 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (23 on average).
How often are flights from San Francisco to Denver delayed?
About 16% of weekly flights between San Francisco and Denver have experienced delays in the past year, with the average delay time being 142 minutes.
What is the most punctual flight time for San Francisco to Denver flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Denver flights?
Over the past year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
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.
How popular is this San Francisco to Denver flight route?
Flights from San Francisco to Denver Intl have been viewed 20 times in the past calendar month.
How long is the flight from San Francisco to Denver?
A quick flight from San Francisco to Denver can take about 10h 41m. Alaska Airlines provides one of the quickest options available for as low as $207. San Francisco and Denver are separated by a distance of 1551 km.
What are the most reliable airlines from San Francisco to Denver?
The top 3 most reliable airlines when flying from San Francisco to Denver are Asiana Airlines (88%), United Airlines (87%) and Virgin Australia (87%).
What are the cheapest flights from San Francisco to Denver?
The cheapest flight price from San Francisco to Denver is $108. On average you can expect to pay $350. The most popular route, (San Francisco - Denver Intl), can usually be booked for $163.
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.
What is the cheapest month to book a flight from San Francisco to Denver?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Denver (average of $43). Flying from San Francisco to Denver in June is currently the most expensive (average of $162). 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.
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 December 2025.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 3 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from San Francisco to Denver?
Cheapflights helps you search for flights from San Francisco to Denver via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Denver?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver from San Francisco.
Can Cheapflights find flights from San Francisco to Denver with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Denver flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from San Francisco to Denver become cheaper?
Yes! Start tracking prices for San Francisco to Denver 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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