$48+ Cheap flights from San Francisco Bay Area to Colorado
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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from San Francisco Bay Area to Colorado 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
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Cheapest flights from San Francisco Bay Area to ColoradoExplore the most affordable flight options available from San Francisco Bay Area to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from San Francisco Bay Area to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 2/2810:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/2![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Tue 3/109:00 am
DEN
- SFO
1 stop13h 38m
Frontier
Deal found 2/1![Frontier logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Wed 3/1110:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/1![Frontier logo]()
$92
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:04 pm
SFO
- DEN
Nonstop2h 33m
Frontier
Tue 3/246:11 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 2/1![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Mon 3/96:11 am
DEN
- SFO
1 stop16h 29m
Frontier
Deal found 2/2![Frontier logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 2/216:00 am
DEN
- SFO
Nonstop3h 03m
Frontier
Deal found 2/2![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Mon 3/2310:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/2![Frontier logo]()
$98
This WAYA deal was found by Cheapflights users on 1/31. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Thu 3/510:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 1/31![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:25 pm
SFO
- DEN
1 stop6h 19m
Frontier
Tue 3/38:00 pm
DEN
- SFO
Nonstop3h 01m
Frontier
Deal found 2/1![Frontier logo]()
$101
This Frontier deal was found by Cheapflights users on 2/1. 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.
Tue 2/246:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Tue 2/2412:56 pm
DEN
- SFO
1 stop6h 24m
Frontier
Deal found 2/1![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Thu 3/129:00 am
DEN
- SFO
1 stop13h 38m
Frontier
Deal found 2/2![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 2/3. 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 2/257:20 am
SFO
- DEN
Nonstop2h 36m
Frontier
Fri 2/2710:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/3![Frontier logo]()
$106
Best flights from San Francisco Bay Area to ColoradoDiscover carefully curated flight deals from San Francisco Bay Area to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from San Francisco Bay Area to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:18 pm
OAK
- DEN
1 stop7h 41m
Alaska Airlines
Wed 5/61:02 pm
DEN
- OAK
1 stop6h 37m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 2/1. 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.
Tue 5/51:30 pm
OAK
- DEN
Nonstop2h 30m
Southwest
Wed 5/68:30 pm
DEN
- OAK
Nonstop2h 35m
Southwest
Deal found 2/1![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:55 am
SFO
- DEN
1 stop5h 05m
Delta
Wed 3/116:30 am
DEN
- SFO
1 stop6h 37m
Delta
Deal found 2/2![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:30 am
SFO
- HDN
Nonstop2h 32m
United Airlines
Sat 3/142:48 pm
HDN
- SFO
Nonstop2h 48m
United Airlines
Deal found 2/1![United Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:08 pm
SFO
- DRO
1 stop8h 17m
American Airlines
Tue 3/38:23 am
DRO
- SFO
2 stops10h 27m
American Airlines
Deal found 2/2![American Airlines logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/189:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Tue 4/216:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Tue 4/146:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 2/1. 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.
Mon 5/48:55 pm
OAK
- DEN
Nonstop2h 25m
Southwest
Wed 5/68:30 pm
DEN
- OAK
Nonstop2h 35m
Southwest
Deal found 2/1![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
SFO
- DEN
1 stop4h 58m
Delta
Tue 3/106:10 pm
DEN
- SFO
1 stop5h 50m
Delta
Deal found 2/2![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 2/1. 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 2/265:20 am
OAK
- DEN
Nonstop2h 25m
Southwest
Tue 3/38:35 am
DEN
- OAK
Nonstop2h 55m
Southwest
Deal found 2/1![Southwest logo]()
$197
This United Airlines deal was found by Cheapflights users on 1/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:35 am
SFO
- HDN
Nonstop2h 29m
United Airlines
Sat 3/77:00 am
HDN
- SFO
1 stop7h 33m
United Airlines
Deal found 1/31![United Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 2/2. 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.
Sat 3/79:30 am
SFO
- DEN
Nonstop2h 30m
Southwest
Wed 3/118:40 am
DEN
- SFO
Nonstop2h 40m
Southwest
Deal found 2/2![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 2/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:55 am
OAK
- DEN
1 stop5h 05m
Delta
Mon 3/96:15 pm
DEN
- OAK
1 stop6h 31m
Delta
Deal found 2/3![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:35 am
SFO
- HDN
Nonstop2h 29m
United Airlines
Wed 2/252:45 pm
HDN
- SFO
Nonstop2h 50m
United Airlines
Deal found 2/1![United Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 1/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:35 pm
OAK
- DEN
1 stop6h 22m
Delta
Wed 4/88:00 am
DEN
- OAK
1 stop4h 51m
Delta
Deal found 1/31![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:04 am
OAK
- DEN
1 stop23h 38m
Alaska Airlines
Tue 3/1011:38 am
DEN
- OAK
1 stop22h 46m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 1/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:00 am
SFO
- DEN
1 stop4h 58m
Delta
Tue 4/76:15 pm
DEN
- SFO
1 stop6h 44m
Delta
Deal found 1/31![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:46 am
OAK
- DEN
1 stop10h 39m
Alaska Airlines
Fri 5/81:02 pm
DEN
- OAK
1 stop26h 36m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:35 am
SFO
- GJT
1 stop7h 12m
United Airlines
Sat 3/71:40 pm
GJT
- SFO
1 stop4h 52m
United Airlines
Deal found 2/2![United Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 2/3. 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 3/137:35 pm
OAK
- DEN
Nonstop2h 25m
Southwest
Wed 3/188:40 am
DEN
- OAK
1 stop4h 20m
Southwest
Deal found 2/3![Southwest logo]()
$227
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:46 pm
SFO
- DRO
1 stop4h 21m
American Airlines
Thu 3/54:43 pm
DRO
- SFO
1 stop9h 05m
American Airlines
Deal found 2/1![American Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:40 am
SFO
- DEN
1 stop4h 53m
Delta
Mon 4/136:25 pm
DEN
- SFO
1 stop6h 34m
Delta
Deal found 2/2![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 2/2. 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.
Tue 3/36:00 pm
OAK
- DEN
Nonstop2h 25m
Southwest
Tue 3/1011:30 am
DEN
- OAK
1 stop5h 05m
Southwest
Deal found 2/2![Southwest logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 1/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:23 am
STS
- DEN
1 stop10h 02m
Alaska Airlines
Tue 5/511:46 am
DEN
- STS
2 stops13h 13m
Alaska Airlines
Deal found 1/31![Alaska Airlines logo]()
$235
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:00 am
SFO
- GJT
1 stop4h 32m
American Airlines
Fri 2/2712:08 pm
GJT
- SFO
2 stops10h 15m
American Airlines
Deal found 2/1![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:00 am
SFO
- DEN
1 stop4h 58m
Delta
Mon 3/96:10 pm
DEN
- SFO
1 stop5h 50m
Delta
Deal found 2/2![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1810:35 am
SFO
- HDN
Nonstop2h 32m
United Airlines
Wed 3/252:48 pm
HDN
- SFO
Nonstop2h 47m
United Airlines
Deal found 2/1![United Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:40 am
SFO
- DEN
1 stop10h 08m
Alaska Airlines
Wed 3/1111:38 am
DEN
- SFO
1 stop6h 06m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$235
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:15 pm
SFO
- GJT
1 stop5h 27m
American Airlines
Sat 5/164:58 pm
GJT
- SFO
1 stop7h 11m
American Airlines
Deal found 2/1![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:50 am
SFO
- GJT
1 stop4h 57m
United Airlines
Fri 2/276:15 pm
GJT
- SFO
1 stop6h 02m
United Airlines
Deal found 2/1![United Airlines logo]()
$281
Last-minute flights from San Francisco Bay Area to ColoradoDiscover last-minute flight deals from San Francisco Bay Area to Colorado. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco Bay Area to Colorado. Data last updated February 3, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 2/216:00 am
DEN
- SFO
Nonstop3h 03m
Frontier
Deal found 2/2![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 2/2810:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/2![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 2/1. 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.
Tue 2/246:55 am
SFO
- DEN
Nonstop2h 47m
Frontier
Tue 2/2412:56 pm
DEN
- SFO
1 stop6h 24m
Frontier
Deal found 2/1![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 2/3. 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 2/257:20 am
SFO
- DEN
Nonstop2h 36m
Frontier
Fri 2/2710:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/3![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:25 pm
SFO
- DEN
1 stop6h 19m
Frontier
Tue 3/38:00 pm
DEN
- SFO
Nonstop3h 01m
Frontier
Deal found 2/1![Frontier logo]()
$101
This WAYA deal was found by Cheapflights users on 1/31. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Thu 3/510:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 1/31![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Wed 3/1110:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/1![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Tue 3/109:00 am
DEN
- SFO
1 stop13h 38m
Frontier
Deal found 2/1![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Mon 3/96:11 am
DEN
- SFO
1 stop16h 29m
Frontier
Deal found 2/2![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 3/76:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Thu 3/129:00 am
DEN
- SFO
1 stop13h 38m
Frontier
Deal found 2/2![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Mon 3/2310:29 pm
DEN
- SFO
Nonstop2h 59m
Frontier
Deal found 2/2![Frontier logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:04 pm
SFO
- DEN
Nonstop2h 33m
Frontier
Tue 3/246:11 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 2/1![Frontier logo]()
$93
One-way flights from San Francisco Bay Area to ColoradoSearch for one-way flight options from San Francisco Bay Area to Colorado. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from San Francisco Bay Area to Colorado. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/239:04 pm
SFO
- DEN
Nonstop2h 33m
Frontier
Deal found 2/1![Frontier logo]()
$48
This Priceline deal was found by Cheapflights users on 2/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 2/2![Frontier logo]()
$49
This WAYA deal was found by Cheapflights users on 2/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Deal found 2/1![Frontier logo]()
$51
This WAYA deal was found by Cheapflights users on 2/3. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:32 pm
SFO
- DEN
1 stop7h 24m
Frontier
Deal found 2/3![Frontier logo]()
$52
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sun 2/226:15 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 2/2![Frontier logo]()
$53
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/98:20 pm
SJC
- DEN
1 stop6h 36m
Frontier
Deal found 2/2![Frontier logo]()
$54
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:48 am
SFO
- DEN
Nonstop2h 40m
Frontier
Deal found 2/1![Frontier logo]()
$54
This WAYA deal was found by Cheapflights users on 2/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:16 pm
SFO
- DEN
1 stop6h 40m
Frontier
Deal found 2/1![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:03 am
SFO
- DEN
1 stop23h 47m
Frontier
Deal found 2/1![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:35 am
SJC
- DEN
1 stop17h 21m
Frontier
Deal found 2/1![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Fri 3/69:39 pm
SFO
- DEN
1 stop11h 05m
Frontier
Deal found 2/3![Frontier logo]()
$61
This WAYA deal was found by Cheapflights users on 2/3. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:15 pm
SFO
- DEN
1 stop7h 41m
Frontier
Deal found 2/3![Frontier logo]()
$62
Find flight deals from San Francisco Bay Area to Colorado
Keep the following information in mind while searching for San Francisco Bay Area to Colorado flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $88 (Cheapflightsfares) |
One-way from | $48 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $206 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco Bay Area to Colorado 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 February 3, 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to Colorado that are best for you.
Fly from
San Francisco Bay Area
Fly to
Colorado
Route
Depart
Return
Price
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Tue 5/5
3:18 pm-11:59 pm
1 stop7h 41m
Denver Intl
Wed 5/6
1:02 pm-6:39 pm
1 stop6h 37m
$177
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/18
9:50 am-5:24 pm
1 stop6h 34m
Denver Intl
Tue 4/21
6:20 pm-11:13 pm
1 stop5h 53m
$177
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/8
7:00 am-5:24 pm
1 stop9h 24m
Denver Intl
Tue 4/14
6:20 pm-11:13 pm
1 stop5h 53m
$177
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Tue 5/5
1:30 pm-5:00 pm
Nonstop2h 30m
Denver Intl
Wed 5/6
8:30 pm-10:05 pm
Nonstop2h 35m
$197
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 3/7
5:55 am-12:00 pm
1 stop5h 05m
Denver Intl
Wed 3/11
6:30 am-12:07 pm
1 stop6h 37m
$197
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Mon 5/4
8:55 pm-12:20 am
Nonstop2h 25m
Denver Intl
Wed 5/6
8:30 pm-10:05 pm
Nonstop2h 35m
$197
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Tue 3/10
6:00 am-11:58 am
1 stop4h 58m
Denver Intl
Tue 3/10
6:10 pm-11:00 pm
1 stop5h 50m
$197
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Thu 2/26
5:20 am-8:45 am
Nonstop2h 25m
Denver Intl
Tue 3/3
8:35 am-10:30 am
Nonstop2h 55m
$197
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 3/7
9:30 am-1:00 pm
Nonstop2h 30m
Denver Intl
Wed 3/11
8:40 am-10:20 am
Nonstop2h 40m
$197
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Sat 3/7
9:30 am-1:02 pm
Nonstop2h 32m
Hayden Yampa Valley
Sat 3/14
2:48 pm-4:36 pm
Nonstop2h 48m
$209
Showing 1-10 of 60 results
Best time to book a flight from San Francisco Bay Area to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from San Francisco Bay Area with our price prediction graph.
SFO-DEN
SJC-DEN
OAK-DEN
SFO-HDN
SFO-DRO
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 San Francisco Bay Area to Colorado
zzXIH-USCO
SFO-DEN
SJC-DEN
OAK-DEN
SFO-HDN
What is the cheapest month to book a flight from San Francisco Bay Area to Colorado?
Currently, February is the cheapest month in which you can book a flight from San Francisco Bay Area to Colorado (average of $28). Flying from San Francisco Bay Area to Colorado in June is currently the most expensive (average of $106). 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 XIH to CO?
Find hourly flight availability from San Francisco Bay Area to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.
It’s optimal to fly from San Francisco Bay Area to Colorado in the evening. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from San Francisco Bay Area to Colorado?
Use this chart to determine the cheapest time to fly round-trip from San Francisco Bay Area to Colorado. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their San Francisco Bay Area to Colorado flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Francisco Bay Area to Colorado
Explore weekly flight availability from San Francisco Bay Area to Colorado. 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 February 3, 2026.
The most flights from zzXIH to USCO are scheduled on a Monday (47 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (23 on average).
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Francisco Bay Area to Colorado to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from San Francisco Bay Area to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for San Francisco Bay Area to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco Bay Area to Colorado by cabin class
Find flights from San Francisco Bay Area to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco Bay Area and Colorado flights
Browse other San Francisco Bay Area and Colorado flight options. Last updated on February 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Colorado
Find the right flight back to San Francisco Bay Area after your stay in Colorado
San Francisco Bay Area to Colorado flights
Consider these flights traveling from San Francisco Bay Area to Colorado.
Top 7 airlines flying from San Francisco Bay Area to Colorado
Discover the top 7 airlines that operate flights from San Francisco Bay Area to Colorado. 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$37 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$128 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$108 | Average$309 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$398 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$176 | Average$482 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$176 | Average$394 | FlexibilityNo cancel fee | On-time75% |