Cheap flights from San Francisco to Denver from $102
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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
22 Jan — 29 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 February, booked 53 days in advance, depart on a Tuesday or Wednesday 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 23 December 2025.
Sat 27/1206:00SFO - DEN
1 stop9h 56mDelta
Sun 11/106:29DEN - SFO
1 stop28h 06mDelta
Deal found 20/12$677
Sat 27/1206:00SFO - DEN
2 stops15h 56mDelta
Sat 10/118:50DEN - SFO
1 stop15h 45mDelta
Deal found 20/12$700
Mon 22/1210:11SFO - DEN
1 stop8h 07mAlaska Airlines
Sat 10/117:09DEN - SFO
2 stops20h 14mAlaska Airlines
Deal found 20/12$760
Mon 22/1210:11SFO - DEN
1 stop8h 07mAlaska Airlines
Sun 11/119:39DEN - SFO
1 stop28h 08mAlaska Airlines
Deal found 20/12$766
Thu 25/1213:19SFO - DEN
1 stop4h 59mAlaska Airlines
Fri 9/111:49DEN - SFO
1 stop7h 54mAlaska Airlines
Deal found 20/12$769
Sat 27/1206:00SFO - DEN
1 stop4h 00mDelta
Thu 8/106:14DEN - SFO
1 stop6h 42mDelta
Deal found 20/12$805
Thu 25/1214:50SFO - DEN
1 stop8h 09mAlaska Airlines
Mon 5/119:11DEN - SFO
1 stop5h 38mAlaska Airlines
Deal found 22/12$814
Sat 27/1206:00SFO - DEN
2 stops15h 56mDelta
Wed 7/113:10DEN - SFO
1 stop5h 48mDelta
Deal found 20/12$816
Tue 23/1211:53SFO - DEN
1 stop5h 22mAlaska Airlines
Sat 10/117:09DEN - SFO
1 stop6h 54mAlaska Airlines
Deal found 20/12$849
Mon 22/1217:05SFO - DEN
1 stop5h 54mAlaska Airlines
Fri 9/117:09DEN - SFO
2 stops17h 07mAlaska Airlines
Deal found 20/12$851
Tue 23/1211:53SFO - DEN
1 stop5h 22mAlaska Airlines
Tue 6/119:11DEN - SFO
1 stop5h 38mAlaska Airlines
Deal found 20/12$860
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 23 December 2025.
Wed 21/116:46SFO - DEN
1 stop5h 49mAlaska Airlines
Tue 27/112:34DEN - SFO
1 stop6h 14mAlaska Airlines
Deal found 21/12$250
Fri 30/116:40SFO - DEN
1 stop5h 45mDelta
Sun 1/206:29DEN - SFO
1 stop9h 11mDelta
Deal found 21/12$276
Wed 11/217:02SFO - DEN
1 stop5h 56mAlaska Airlines
Fri 20/211:38DEN - SFO
1 stop6h 06mAlaska Airlines
Deal found 22/12$265
Thu 29/110:30SFO - DEN
1 stop6h 04mDelta
Sun 1/206:29DEN - SFO
1 stop9h 11mDelta
Deal found 22/12$276
Sat 24/114:30SFO - DEN
1 stop8h 05mAlaska Airlines
Sun 25/107:00DEN - SFO
1 stop15h 58mAlaska Airlines
Deal found 20/12$269
Fri 6/216:40SFO - DEN
1 stop5h 45mDelta
Sun 8/206:29DEN - SFO
1 stop9h 11mDelta
Deal found 21/12$276
Fri 13/310:30SFO - DEN
1 stop5h 58mDelta
Wed 18/306:30DEN - SFO
1 stop8h 35mDelta
Deal found 21/12$276
Fri 30/114:35SFO - DEN
1 stop7h 50mDelta
Mon 2/206:29DEN - SFO
1 stop8h 14mDelta
Deal found 21/12$276
Sat 7/208:25SFO - DEN
2 stops14h 00mDelta
Mon 16/206:40DEN - SFO
1 stop27h 50mDelta
Deal found 21/12$283
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 23 December 2025.
Wed 21/121:23SFO - DEN
Nonstop2h 36mUnited Airlines
Wed 28/121:05DEN - SFO
Nonstop2h 53mUnited Airlines
Deal found 22/12$236
Sat 14/221:20SFO - DEN
Nonstop2h 38mUnited Airlines
Sun 22/205:20DEN - SFO
Nonstop2h 58mUnited Airlines
Deal found 21/12$266
Fri 23/105:00SFO - DEN
Nonstop2h 39mUnited Airlines
Sun 25/107:47DEN - SFO
Nonstop2h 58mUnited Airlines
Deal found 22/12$297
Sat 24/112:30SFO - DEN
Nonstop2h 30mSouthwest
Mon 26/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 22/12$327
Sat 31/116:31SFO - DEN
Nonstop2h 41mUnited Airlines
Wed 4/210:08DEN - SFO
Nonstop2h 50mUnited Airlines
Deal found 21/12$342
Thu 15/105:50SFO - DEN
Nonstop2h 30mSouthwest
Sun 18/108:35DEN - SFO
Nonstop2h 55mSouthwest
Deal found 22/12$357
Thu 8/105:00SFO - DEN
Nonstop2h 39mUnited Airlines
Tue 13/105:18DEN - SFO
Nonstop2h 56mUnited Airlines
Deal found 21/12$372
Sat 24/106:25SFO - DEN
Nonstop2h 40mUnited Airlines
Mon 26/105:18DEN - SFO
Nonstop2h 56mUnited Airlines
Deal found 22/12$373
Sun 15/221:20SFO - DEN
Nonstop2h 38mUnited Airlines
Sat 21/205:20DEN - SFO
Nonstop2h 58mUnited Airlines
Deal found 22/12$402
Thu 8/118:50SFO - DEN
Nonstop2h 36mUnited Airlines
Sat 10/110:08DEN - SFO
Nonstop2h 50mUnited Airlines
Deal found 21/12$417
Sat 9/510:10SFO - DEN
Nonstop2h 30mSouthwest
Mon 11/518:05DEN - SFO
Nonstop2h 55mSouthwest
Deal found 21/12$447
Fri 16/121:23SFO - DEN
Nonstop2h 36mUnited Airlines
Mon 19/105:18DEN - SFO
Nonstop2h 56mUnited Airlines
Deal found 21/12$462
Last-minute flights from San Francisco to Denver
Discover last-minute flight deals from San Francisco to Denver. Data last updated 23 December 2025 and is based on user searches.
Wed 14/110:35SFO - DEN
1 stop11h 50mDelta
Sun 18/106:29DEN - SFO
1 stop8h 09mDelta
Deal found 22/12$276
Tue 20/114:52SFO - DEN
1 stop8h 06mAlaska Airlines
Sat 24/117:09DEN - SFO
1 stop6h 54mAlaska Airlines
Deal found 21/12$250
Tue 20/114:52SFO - DEN
1 stop8h 06mAlaska Airlines
Thu 22/107:00DEN - SFO
1 stop8h 00mAlaska Airlines
Deal found 21/12$254
Tue 20/114:52SFO - DEN
1 stop8h 06mAlaska Airlines
Wed 28/112:34DEN - SFO
2 stops10h 21mAlaska Airlines
Deal found 21/12$279
Wed 21/109:44SFO - DEN
1 stop5h 10mFrontier
Tue 27/121:44DEN - SFO
Nonstop2h 57mFrontier
Deal found 22/12$142
Wed 21/121:23SFO - DEN
Nonstop2h 36mUnited Airlines
Wed 28/121:05DEN - SFO
Nonstop2h 53mUnited Airlines
Deal found 22/12$236
Wed 21/114:25SFO - DEN
1 stop8h 10mAlaska Airlines
Wed 28/107:00DEN - SFO
1 stop8h 00mAlaska Airlines
Deal found 21/12$265
Sat 24/116:46SFO - DEN
1 stop5h 49mAlaska Airlines
Sun 25/107:00DEN - SFO
1 stop14h 12mAlaska Airlines
Deal found 21/12$269
Sat 24/106:00SFO - DEN
1 stop10h 34mDelta
Sun 25/106:29DEN - SFO
1 stop9h 11mDelta
Deal found 21/12$277
Sat 24/110:30SFO - DEN
2 stops8h 28mDelta
Mon 2/206:29DEN - SFO
1 stop8h 14mDelta
Deal found 22/12$283
Wed 28/107:00SFO - DEN
1 stop15h 58mAlaska Airlines
Sat 31/108:04DEN - SFO
1 stop7h 18mAlaska Airlines
Deal found 21/12$235
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 23 December 2025.
Tue 20/114:08SFO - DEN
1 stop24h 46mFrontier
Deal found 22/12$102
Sat 7/214:52SFO - DEN
1 stop8h 06mAlaska Airlines
Deal found 22/12$117
Tue 20/121:23SFO - DEN
Nonstop2h 36mUnited Airlines
Deal found 21/12$119
Fri 9/106:05SFO - DEN
Nonstop2h 42mFrontier
Deal found 22/12$128
Sat 24/114:30SFO - DEN
1 stop8h 05mAlaska Airlines
Deal found 22/12$132
Sun 1/216:40SFO - DEN
1 stop5h 45mDelta
Deal found 21/12$139
Mon 12/110:35SFO - DEN
2 stops8h 21mDelta
Deal found 22/12$146
Sun 25/110:12SFO - DEN
1 stop7h 29mAlaska Airlines
Deal found 22/12$148
Mon 9/221:23SFO - DEN
Nonstop2h 36mUnited Airlines
Deal found 22/12$149
Tue 31/309:59SFO - DEN
1 stop6h 08mAlaska Airlines
Deal found 21/12$152
Fri 20/205:55SFO - DEN
2 stops15h 32mDelta
Deal found 21/12$155
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 23 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 23 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
Wed 21/1
16:46-23:35
1 stop5h 49m
Denver Intl
Tue 27/1
12:34-17:48
1 stop6h 14m
$250
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Wed 11/2
17:02-23:58
1 stop5h 56m
Denver Intl
Fri 20/2
11:38-16:44
1 stop6h 06m
$265
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 24/1
14:30-23:35
1 stop8h 05m
Denver Intl
Sun 25/1
07:00-21:58
1 stop15h 58m
$269
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 30/1
16:40-23:25
1 stop5h 45m
Denver Intl
Sun 1/2
06:29-14:40
1 stop9h 11m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Thu 29/1
10:30-17:34
1 stop6h 04m
Denver Intl
Sun 1/2
06:29-14:40
1 stop9h 11m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 6/2
16:40-23:25
1 stop5h 45m
Denver Intl
Sun 8/2
06:29-14:40
1 stop9h 11m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 13/3
10:30-17:28
1 stop5h 58m
Denver Intl
Wed 18/3
06:30-14:05
1 stop8h 35m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 30/1
14:35-23:25
1 stop7h 50m
Denver Intl
Mon 2/2
06:29-13:43
1 stop8h 14m
$276
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 7/2
08:25-23:25
2 stops14h 00m
Denver Intl
Mon 16/2
06:40-09:30
1 stop27h 50m
$283
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 7/2
14:52-23:58
1 stop8h 06m
$117
Flights are sorted by cheapest return flights first.
Deals found on 22/12
Showing 1-10 of 21 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 19 December 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 $42). Flying from San Francisco to Denver in June is currently the most expensive (average of $160). 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 23 December 2025.
It’s optimal to fly from San Francisco to Denver in the morning. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight in the afternoon.
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 23 December 2025.
The most flights from SFO to DEN are scheduled on a Friday (49 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (34 on average).
How often are flights from San Francisco to Denver delayed?
About 17% of weekly flights between San Francisco and Denver have experienced delays in the past year, with the average delay time being 143 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 Thursday 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 5h 45m. Alaska Airlines provides one of the quickest options available for as low as $276. San Francisco and Denver are separated by a distance of 1551 km. This flight may include one or multiple stops.
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 (87%), United Airlines (86%) and Air New Zealand (85%).
What are the cheapest flights from San Francisco to Denver?
The cheapest flight price from San Francisco to Denver is $224. On average you can expect to pay $232. The most popular route, (San Francisco - Denver Intl), can usually be booked for $209.
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 $42). Flying from San Francisco to Denver in June is currently the most expensive (average of $160). 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 23 December 2025.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 23 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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