$63+ Cheap flights from Denver to San Francisco (DEN - SFO)
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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
May 2 — May 91
Round-trip
1 adult, Economy
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Find cheap flights from Denver to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Denver Intl to San Francisco are usually found in May or September, booked 50 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Denver to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to San FranciscoExplore 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 April 2, 2026.
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 April 2, 2026.
This Frontier deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Wed 5/136:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Deal found 3/29![Frontier logo]()
$144
This eDestinos deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Mon 5/46:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/29![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Mon 6/18:56 am
SFO
- DEN
Nonstop2h 54m
Frontier
Deal found 3/30![Frontier logo]()
$146
This Super.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Mon 4/276:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$147
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Mon 6/86:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Deal found 3/30![Frontier logo]()
$148
This Expedia deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:29 pm
DEN
- SFO
1 stop11h 20m
Frontier
Wed 6/1012:33 pm
SFO
- DEN
Nonstop2h 42m
Frontier
Deal found 3/30![Frontier logo]()
$149
This Booking.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:05 am
DEN
- SFO
1 stop5h 45m
Frontier
Sun 5/36:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/31![Frontier logo]()
$150
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:45 pm
DEN
- SFO
1 stop21h 45m
Frontier
Tue 5/199:26 pm
SFO
- DEN
1 stop11h 35m
Frontier
Deal found 3/31![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:30 pm
DEN
- SFO
1 stop21h 15m
Frontier
Wed 4/156:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Mon 5/185:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Deal found 3/31![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Fri 5/155:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Deal found 3/29![Frontier logo]()
$154
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:05 am
DEN
- SFO
1 stop8h 34m
Frontier
Tue 4/146:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$155
Best flights from Denver to San FranciscoDiscover carefully curated flight deals from Denver to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Denver to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:20 am
DEN
- SFO
Nonstop2h 50m
United Airlines
Mon 5/185:00 am
SFO
- DEN
Nonstop2h 40m
United Airlines
Deal found 3/28![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:05 pm
DEN
- SFO
Nonstop2h 55m
Southwest
Sun 5/35:50 am
SFO
- DEN
Nonstop2h 35m
Southwest
Deal found 4/1![Southwest logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:04 pm
DEN
- SFO
1 stop5h 35m
Alaska Airlines
Tue 9/2911:25 am
SFO
- DEN
1 stop6h 08m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:05 pm
DEN
- SFO
Nonstop2h 55m
Southwest
Sun 5/35:50 am
SFO
- DEN
Nonstop2h 35m
Southwest
Deal found 4/2![Southwest logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:15 am
DEN
- SFO
1 stop5h 38m
Alaska Airlines
Fri 9/185:15 pm
SFO
- DEN
1 stop5h 29m
Alaska Airlines
Deal found 3/30![Alaska Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:10 pm
DEN
- SFO
2 stops6h 15m
Southwest
Mon 5/47:25 am
SFO
- DEN
2 stops6h 30m
Southwest
Deal found 3/29![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:15 am
DEN
- SFO
2 stops6h 05m
Southwest
Tue 7/1410:50 am
SFO
- DEN
1 stop7h 10m
Southwest
Deal found 3/29![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:10 pm
DEN
- SFO
1 stop5h 40m
Southwest
Sat 7/115:00 am
SFO
- DEN
2 stops7h 50m
Southwest
Deal found 3/31![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:40 am
DEN
- SFO
2 stops6h 05m
Southwest
Mon 6/13:40 pm
SFO
- DEN
2 stops7h 05m
Southwest
Deal found 4/2![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:10 pm
DEN
- SFO
2 stops6h 15m
Southwest
Tue 5/198:20 am
SFO
- DEN
2 stops7h 45m
Southwest
Deal found 3/31![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:10 am
DEN
- SFO
2 stops6h 10m
Southwest
Tue 6/235:50 am
SFO
- DEN
2 stops6h 40m
Southwest
Deal found 4/1![Southwest logo]()
$367
Last-minute flights from Denver to San FranciscoDiscover last-minute flight deals from Denver to San Francisco. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to San Francisco. Data last updated April 2, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:05 am
DEN
- SFO
1 stop8h 34m
Frontier
Tue 4/146:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:30 pm
DEN
- SFO
1 stop21h 15m
Frontier
Wed 4/156:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Mon 4/276:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/30![Frontier logo]()
$147
This Frontier deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:15 am
DEN
- SFO
Nonstop2h 58m
Frontier
Tue 4/288:40 am
SFO
- DEN
Nonstop2h 50m
Frontier
Deal found 3/30![Frontier logo]()
$149
This eDestinos deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Mon 5/46:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/29![Frontier logo]()
$145
This Booking.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:05 am
DEN
- SFO
1 stop5h 45m
Frontier
Sun 5/36:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 3/31![Frontier logo]()
$150
This Frontier deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Wed 5/136:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Deal found 3/29![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Mon 5/185:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Deal found 3/31![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Fri 5/155:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Deal found 3/29![Frontier logo]()
$154
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:45 pm
DEN
- SFO
1 stop21h 45m
Frontier
Tue 5/199:26 pm
SFO
- DEN
1 stop11h 35m
Frontier
Deal found 3/31![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Mon 6/18:56 am
SFO
- DEN
Nonstop2h 54m
Frontier
Deal found 3/30![Frontier logo]()
$146
One-way flights from Denver to San FranciscoSearch for one-way flight options from Denver to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Denver to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:12 am
DEN
- SFO
1 stop14h 24m
Frontier
Deal found 3/31![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:40 pm
DEN
- SFO
1 stop8h 59m
Frontier
Deal found 3/31![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2212:05 pm
DEN
- SFO
1 stop7h 40m
Frontier
Deal found 4/2![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:05 am
DEN
- SFO
1 stop5h 45m
Frontier
Deal found 3/31![Frontier logo]()
$69
This Cheapflightsfares deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:00 am
DEN
- SFO
1 stop5h 50m
Frontier
Deal found 3/31![Frontier logo]()
$70
This Super.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/259:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 4/2![Frontier logo]()
$73
This Frontier deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:15 am
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 4/1![Frontier logo]()
$74
This Super.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:29 pm
DEN
- SFO
1 stop13h 30m
Frontier
Deal found 3/31![Frontier logo]()
$75
This Cheapflightsfares deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
DEN
- SFO
1 stop13h 30m
Frontier
Deal found 3/30![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 3/31![Frontier logo]()
$77
Find 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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $144 (Frontier) |
One-way from | $63 (Kiwi.com) |
Popular in | March |
Cheapest in | May |
Average price | $229 |
Good round-trip deal | $307 or less |
Good one-way deal | $153 or less |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Denver to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Fri 5/15
5:20 am-7:10 am
Nonstop2h 50m
San Francisco
Mon 5/18
5:00 am-8:40 am
Nonstop2h 40m
$257
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Thu 4/30
6:05 pm-8:00 pm
Nonstop2h 55m
San Francisco
Sun 5/3
5:50 am-9:25 am
Nonstop2h 35m
$277
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Fri 5/1
6:05 pm-8:00 pm
Nonstop2h 55m
San Francisco
Sun 5/3
5:50 am-9:25 am
Nonstop2h 35m
$277
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Sat 9/26
7:04 pm-11:39 pm
1 stop5h 35m
San Francisco
Tue 9/29
11:25 am-6:33 pm
1 stop6h 08m
$297
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Tue 9/15
6:15 am-10:53 am
1 stop5h 38m
San Francisco
Fri 9/18
5:15 pm-11:44 pm
1 stop5h 29m
$337
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Mon 4/27
5:10 pm-10:25 pm
2 stops6h 15m
San Francisco
Mon 5/4
7:25 am-2:55 pm
2 stops6h 30m
$341
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Thu 7/9
6:15 am-11:20 am
2 stops6h 05m
San Francisco
Tue 7/14
10:50 am-7:00 pm
1 stop7h 10m
$342
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Thu 7/9
8:10 pm-12:50 am
1 stop5h 40m
San Francisco
Sat 7/11
5:00 am-1:50 pm
2 stops7h 50m
$342
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Thu 5/28
8:40 am-1:45 pm
2 stops6h 05m
San Francisco
Mon 6/1
3:40 pm-11:45 pm
2 stops7h 05m
$347
DenverSan Francisco
DEN - SFO
DENSFO
Denver Intl
Thu 5/14
5:10 pm-10:25 pm
2 stops6h 15m
San Francisco
Tue 5/19
8:20 am-5:05 pm
2 stops7h 45m
$361
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Denver to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to San Francisco in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Denver-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
DEN-SFO
Estimated round-trip 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 Denver to San Francisco
Prices
Airlines
Delays
How far ahead should I book a flight from Denver to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Denver to San Francisco. Price data was last updated on April 2, 2026.
The best time to book flights from Denver to San Francisco is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Denver to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Denver to San Francisco (average of $58). Flying from Denver to San Francisco in August is currently the most expensive (average of $125). 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 April 2, 2026.
It’s optimal to fly from Denver to San Francisco at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Denver to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Denver to San Francisco. Price data was last updated on March 28, 2026.
Travelers seeking maximum savings on their Denver to San Francisco flight should consider departing on Friday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Denver to San Francisco delayed?
About 22% of weekly flights between Denver and San Francisco have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for Denver to San Francisco flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Denver to San Francisco flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
The best insider tips for Denver to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Denver to San Francisco trip
Our travel experts
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 April 2, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Denver to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Livermore
Roseville
Rancho Cordova
San Bruno
Watsonville
San Ramon
Sunnyvale
Vacaville
San Carlos
Redwood City
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove
Foster City
Browse thousands of different options on Cheapflights for your next trip
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Search flights from Denver to San Francisco by cabin class
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Denver and San Francisco flights
Browse other Denver and San Francisco flight options. Last updated on April 2, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Top 4 airlines flying from Denver to San Francisco
Discover the top 4 airlines that operate flights from Denver to San Francisco. 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 2,558,603 searches. Data last updated April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$189 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$278 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$173 | Average$333 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$237 | Average$306 | FlexibilityNo cancel fee | On-time75% |