$95+ Cheap flights from Colorado to San Francisco (SFO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Colorado 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.Cheap flight deals from Colorado to San Francisco
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Cheapest flights from Colorado to San FranciscoExplore the most affordable flight options available from Colorado to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Colorado to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 11/810:29 pm -
1 stop15h 22m
Thu 11/126:02 am -
Nonstop2h 38m
Deal found 10/26![Frontier logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:20 pm -
1 stop7h 05m
Fri 11/2710:59 pm -
1 stop10h 07m
Deal found 10/28![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/198:54 am -
1 stop9h 11m
Mon 12/2110:21 pm -
1 stop10h 10m
Deal found 10/28![Frontier logo]()
$151
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:29 pm -
2 stops17h 27m
Mon 11/239:23 pm -
Nonstop2h 35m
Deal found 10/27![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:45 am -
1 stop5h 01m
Fri 11/2710:59 pm -
1 stop10h 07m
Deal found 10/29![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 10/26. 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 11/246:45 am -
1 stop5h 01m
Fri 11/276:15 am -
Nonstop2h 38m
Deal found 10/26![Frontier logo]()
$154
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:29 pm -
2 stops18h 33m
Wed 11/1812:20 pm -
Nonstop2h 39m
Deal found 10/27![Frontier logo]()
$155
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:10 am -
1 stop5h 26m
Mon 11/306:30 pm -
2 stops20h 17m
Deal found 10/28![Frontier logo]()
$156
This Mytrip deal was found by Cheapflights users on 10/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1410:29 pm -
Nonstop2h 51m
Mon 11/1610:23 pm -
2 stops18h 28m
Deal found 10/25![Frontier logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:50 pm -
1 stop9h 59m
Tue 11/2410:59 pm -
1 stop10h 07m
Deal found 10/29![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/2910:42 pm -
Nonstop2h 53m
Thu 1/76:00 am -
Nonstop2h 40m
Deal found 10/25![Frontier logo]()
$159
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:08 pm -
1 stop5h 21m
Thu 11/269:56 am -
1 stop6h 32m
Deal found 10/29![Delta logo]()
$295
Best flights from Colorado to San FranciscoDiscover carefully curated flight deals from Colorado to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Colorado to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/196:00 am -
Nonstop2h 49m
Mon 11/235:00 am -
Nonstop2h 37m
Deal found 10/28![United Airlines logo]()
$179
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1710:43 am -
1 stop6h 42m
Mon 12/216:30 am -
1 stop15h 40m
Deal found 10/28![Delta logo]()
$231
This Southwest deal was found by Cheapflights users on 10/29. 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.
Sat 2/279:05 am -
Nonstop2h 55m
Tue 3/167:40 am -
Nonstop2h 30m
Deal found 10/29![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/198:20 am -
1 stop5h 17m
Mon 11/305:40 pm -
1 stop5h 19m
Deal found 10/26![Alaska Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:11 pm -
1 stop7h 03m
Wed 12/235:20 pm -
1 stop4h 50m
Deal found 10/28![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 10/26. 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 12/88:55 am -
1 stop6h 05m
Thu 12/1010:25 am -
2 stops8h 30m
Deal found 10/26![Southwest logo]()
$302
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/201:17 pm -
1 stop7h 42m
Sat 3/2711:51 am -
1 stop6h 27m
Deal found 10/30![American Airlines logo]()
$619
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:47 pm -
1 stop6h 24m
Wed 12/26:15 am -
1 stop5h 12m
Deal found 10/29![United Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/163:05 pm -
1 stop6h 30m
Wed 1/61:05 pm -
1 stop6h 40m
Deal found 10/28![Southwest logo]()
$325
This Delta deal was found by Cheapflights users on 10/25. 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 11/261:16 pm -
2 stops7h 52m
Sat 11/285:50 am -
1 stop3h 49m
Deal found 10/25![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 10/27. 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 2/57:00 am -
1 stop7h 15m
Sun 2/76:15 am -
1 stop5h 16m
Deal found 10/27![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 10/27. 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 11/256:10 pm -
1 stop6h 49m
Fri 11/276:17 am -
2 stops9h 53m
Deal found 10/27![Delta logo]()
$326
This Southwest deal was found by Cheapflights users on 10/29. 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.
Sat 11/288:50 am -
Nonstop2h 50m
Sat 12/511:20 am -
1 stop8h 05m
Deal found 10/29![Southwest logo]()
$338
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/245:05 pm -
1 stop7h 04m
Wed 12/24:42 pm -
1 stop4h 21m
Deal found 10/27![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 10/26. 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 12/106:05 pm -
1 stop5h 29m
Sun 12/139:59 am -
1 stop6h 24m
Deal found 10/26![Delta logo]()
$345
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:30 am -
1 stop6h 50m
Sat 1/95:00 am -
1 stop6h 15m
Deal found 10/28![Southwest logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/185:17 pm -
1 stop5h 09m
Thu 12/315:00 am -
1 stop6h 31m
Deal found 10/29![United Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 1/206:26 pm -
1 stop19h 18m
Fri 1/224:01 pm -
1 stop24h 45m
Deal found 10/26![Alaska Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:08 pm -
1 stop6h 51m
Wed 12/26:00 am -
2 stops10h 23m
Deal found 10/28![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/128:35 pm -
1 stop4h 55m
Tue 2/169:25 am -
1 stop5h 40m
Deal found 10/28![Southwest logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:00 am -
1 stop7h 05m
Wed 12/92:25 pm -
1 stop5h 14m
Deal found 10/29![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/26. 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 1/512:12 pm -
1 stop5h 03m
Sat 1/95:31 am -
1 stop4h 56m
Deal found 10/26![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/283:15 pm -
1 stop6h 59m
Sun 1/316:15 am -
1 stop5h 20m
Deal found 10/29![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 10/26. 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 12/911:50 am -
2 stops7h 15m
Sun 12/134:10 pm -
2 stops6h 40m
Deal found 10/26![Southwest logo]()
$371
This Delta deal was found by Cheapflights users on 10/26. 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 11/196:08 pm -
1 stop5h 21m
Thu 11/269:56 am -
1 stop6h 32m
Deal found 10/26![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/241:27 pm -
1 stop4h 57m
Tue 12/15:00 am -
1 stop6h 21m
Deal found 10/27![United Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 10/25. 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 11/248:30 pm -
1 stop5h 00m
Tue 12/110:55 am -
1 stop9h 50m
Deal found 10/25![Southwest logo]()
$381
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:11 pm -
1 stop4h 14m
Mon 12/146:00 am -
1 stop5h 36m
Deal found 10/29![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/107:00 am -
1 stop5h 42m
Sat 11/141:00 pm -
1 stop6h 36m
Deal found 10/25![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 10/26. 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 11/141:16 pm -
1 stop3h 58m
Thu 11/195:50 am -
1 stop5h 49m
Deal found 10/26![Delta logo]()
$360
Last-minute flights from Colorado to San FranciscoDiscover last-minute flight deals from Colorado to San Francisco. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to San Francisco. Data last updated October 30, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 11/810:29 pm -
1 stop15h 22m
Thu 11/126:02 am -
Nonstop2h 38m
Deal found 10/26![Frontier logo]()
$149
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:29 pm -
2 stops18h 33m
Wed 11/1812:20 pm -
Nonstop2h 39m
Deal found 10/27![Frontier logo]()
$155
This Mytrip deal was found by Cheapflights users on 10/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1410:29 pm -
Nonstop2h 51m
Mon 11/1610:23 pm -
2 stops18h 28m
Deal found 10/25![Frontier logo]()
$157
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:10 am -
1 stop5h 26m
Mon 11/306:30 pm -
2 stops20h 17m
Deal found 10/28![Frontier logo]()
$156
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:08 pm -
1 stop5h 21m
Thu 11/269:56 am -
1 stop6h 32m
Deal found 10/29![Delta logo]()
$295
This CheapOair deal was found by Cheapflights users on 10/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:52 pm -
Nonstop2h 51m
Fri 11/276:15 am -
Nonstop2h 38m
Deal found 10/28![Frontier logo]()
$151
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:29 pm -
2 stops17h 27m
Mon 11/239:23 pm -
Nonstop2h 35m
Deal found 10/27![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 10/25. 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.
Fri 11/2010:52 pm -
Nonstop2h 51m
Tue 11/243:29 pm -
1 stop8h 25m
Deal found 10/25![Frontier logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:20 pm -
1 stop7h 05m
Fri 11/2710:59 pm -
1 stop10h 07m
Deal found 10/28![Frontier logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:50 pm -
1 stop9h 59m
Tue 11/2410:59 pm -
1 stop10h 07m
Deal found 10/29![Frontier logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:45 am -
1 stop5h 01m
Fri 11/2710:59 pm -
1 stop10h 07m
Deal found 10/29![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 10/26. 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 11/246:45 am -
1 stop5h 01m
Fri 11/276:15 am -
Nonstop2h 38m
Deal found 10/26![Frontier logo]()
$154
One-way flights from Colorado to San FranciscoSearch for one-way flight options from Colorado to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Colorado to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:50 pm -
1 stop9h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 1/410:42 pm -
Nonstop2h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Frontier logo]()
$96
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:44 pm -
2 stops20h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$98
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:10 pm -
1 stop5h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Delta logo]()
$100
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:42 am -
2 stops14h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:29 pm -
2 stops17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:05 pm -
2 stops27h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 10/26. 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.
Sun 11/810:29 pm -
1 stop15h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:45 am -
2 stops10h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/179:38 pm -
2 stops24h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$123
This Delta deal was found by Cheapflights users on 10/27. 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 12/176:05 pm -
1 stop7h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$148
This Southwest deal was found by Cheapflights users on 10/27. 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 12/175:00 am -
2 stops7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Southwest logo]()
$153
Find flight deals from Colorado to San Francisco
Keep the following information in mind while searching for Colorado to San Francisco flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $149 (Kiwi.com) |
One-way from | $95 (Cheapflightsfares) |
Popular in | July |
Cheapest in | January |
Average price | $311 |
Good round-trip deal | $272 or less |
Good one-way deal | $159 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Colorado to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Fri 11/27
6:00 am-7:48 am
Nonstop2h 48m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$109
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Sat 11/21
6:10 pm-10:23 pm
1 stop5h 13m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Wed 11/18
7:33 am-5:21 pm
2 stops10h 48m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$133
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Sun 12/6
6:20 pm-8:10 pm
Nonstop2h 50m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
Colorado SpringsSan Francisco
COS Colorado Springs - SFO San Francisco
COSSFO
Colorado Springs
Thu 12/17
6:05 pm-12:12 am
1 stop7h 07m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$148
Colorado SpringsSan Francisco
COS Colorado Springs - SFO San Francisco
COSSFO
Colorado Springs
Thu 12/17
5:00 am-11:25 am
2 stops7h 25m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$153
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Sat 11/21
9:18 pm-11:09 pm
Nonstop2h 51m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
DenverSan Francisco
DEN Denver Intl - SFO San Francisco
DENSFO
Denver Intl
Mon 1/18
5:05 am-7:00 am
Nonstop2h 55m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
Grand JunctionSan Francisco
GJT Grand Junction Regnl - SFO San Francisco
GJTSFO
Grand Junction Regnl
Sun 2/21
1:10 pm-8:49 am
1 stop20h 39m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$161
Colorado SpringsSan Francisco
COS Colorado Springs - SFO San Francisco
COSSFO
Colorado Springs
Wed 12/30
4:47 pm-9:01 pm
1 stop29h 14m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Colorado to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Colorado with our price prediction graph.
DEN-SFO
COS-SFO
MTJ-SFO
ASE-SFO
GJT-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 Colorado to San Francisco
USCO-SFO
DEN-SFO
COS-SFO
MTJ-SFO
ASE-SFO
What is the cheapest month to book a flight from Colorado to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Colorado to San Francisco (average of $260). Flying from Colorado to San Francisco in July is currently the most expensive (average of $382). 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 CO to SFO?
Find hourly flight availability from Colorado 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 October 30, 2026.
One of the essential ways to save on airfare from Colorado to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 32% on airfare.
How much does it cost to fly round-trip from Colorado to San Francisco?
Airfare is below average for this route at the moment.
Colorado to San Francisco flights typically cost between $208 and $382 in November.The cheapest round-trip price found within the last 5 days was $149 on Frontier (Nov 23-Nov 24).
How far ahead should I book a flight from Colorado to San Francisco?
The price you pay for your flight from Colorado to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Colorado to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Colorado to San Francisco. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Colorado to San Francisco flight should consider departing on Tuesday mornings 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.
Related info for your journey
Find useful and relevant information for your journey from Colorado 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 Clara
Santa Cruz
Walnut Creek
Hayward
Emeryville
Newark
Burlingame
Rancho Cordova
Vallejo
Cupertino
Fairfield
Redwood City
Manteca
San Bruno
San Carlos
San Ramon
Turlock
Davis
Morgan Hill
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 Colorado to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to San Francisco by cabin class
Find flights from Colorado to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and San Francisco flights
Browse other Colorado and San Francisco flight options. Last updated on October 30, 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 October 30, 2026.
Colorado to San Francisco flights
Consider these flights traveling from Colorado to San Francisco.
Top 6 airlines flying from Colorado to San Francisco
Discover the top 6 airlines that operate flights from Colorado 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$447 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$211 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$428 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$228 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$237 | Average$306 | FlexibilityNo cancel fee | On-time75% |