$93+ Cheap flights from San Francisco (SFO) to Colorado
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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco 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
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 San Francisco to Colorado
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to ColoradoExplore the most affordable flight options available from San Francisco to Colorado. 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 San Francisco to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:05 pm -
1 stop7h 39m
Wed 11/1110:29 pm -
Nonstop2h 51m
Deal found 10/27![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.
Mon 11/2310:59 pm -
1 stop10h 07m
Wed 11/257:50 pm -
1 stop12h 59m
Deal found 10/28![Frontier logo]()
$150
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/217:59 am -
1 stop6h 08m
Thu 12/2410:42 pm -
Nonstop2h 53m
Deal found 10/29![Frontier logo]()
$151
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1910:21 pm -
1 stop10h 10m
Mon 12/212:31 pm -
1 stop7h 55m
Deal found 10/28![Frontier logo]()
$152
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:06 pm -
1 stop11h 10m
Sun 12/610:57 pm -
Nonstop2h 53m
Deal found 10/25![Frontier logo]()
$153
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:23 pm -
Nonstop2h 35m
Wed 11/256:42 am -
1 stop26h 07m
Deal found 10/27![Frontier logo]()
$154
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.
Sat 11/2110:59 pm -
1 stop10h 07m
Fri 11/279:06 am -
1 stop7h 42m
Deal found 10/27![Frontier logo]()
$156
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop5h 46m
Thu 11/2611:08 am -
1 stop4h 48m
Deal found 10/26![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 11/192:21 pm -
2 stops18h 45m
Tue 11/246:45 am -
2 stops12h 31m
Deal found 10/28![Frontier logo]()
$158
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:14 pm -
1 stop13h 34m
Thu 11/129:21 am -
Nonstop2h 56m
Deal found 10/26![Frontier logo]()
$159
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 11/206:15 am -
Nonstop2h 38m
Mon 11/231:15 pm -
2 stops8h 10m
Deal found 10/27![Frontier logo]()
$160
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop21h 29m
Sun 11/224:26 pm -
1 stop19h 20m
Deal found 10/29![Multiple Airlines logo]()
$219
Best flights from San Francisco to ColoradoDiscover carefully curated flight deals from San Francisco to Colorado 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 San Francisco to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
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.
Thu 12/32:40 pm -
1 stop7h 00m
Mon 12/74:25 pm -
1 stop4h 45m
Deal found 10/26![Southwest logo]()
$199
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:58 am -
2 stops12h 17m
Sun 12/67:40 am -
1 stop6h 17m
Deal found 10/29![Alaska Airlines logo]()
$271
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:15 am -
1 stop7h 21m
Tue 12/83:11 pm -
1 stop5h 33m
Deal found 10/30![United Airlines logo]()
$281
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 11/269:56 am -
1 stop6h 32m
Tue 12/16:05 pm -
1 stop5h 29m
Deal found 10/29![Delta logo]()
$351
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:07 pm -
1 stop5h 54m
Mon 12/76:00 am -
1 stop5h 14m
Deal found 10/28![American Airlines logo]()
$359
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.
Sat 12/56:40 am -
2 stops8h 10m
Mon 12/73:45 pm -
2 stops6h 50m
Deal found 10/25![Southwest logo]()
$275
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 pm -
1 stop5h 59m
Wed 11/181:55 pm -
1 stop5h 11m
Deal found 10/25![Alaska Airlines logo]()
$319
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:15 am -
1 stop7h 21m
Tue 12/83:11 pm -
1 stop5h 33m
Deal found 10/30![United Airlines logo]()
$320
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 11/269:56 am -
1 stop6h 32m
Wed 12/26:05 pm -
1 stop5h 29m
Deal found 10/25![Delta logo]()
$355
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 11/252:39 pm -
2 stops8h 20m
Tue 12/11:54 pm -
1 stop5h 12m
Deal found 10/26![Alaska Airlines logo]()
$329
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/316:20 am -
1 stop7h 28m
Thu 1/77:00 am -
1 stop5h 30m
Deal found 10/26![United Airlines logo]()
$348
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.
Fri 1/152:20 pm -
1 stop6h 55m
Mon 1/186:25 am -
1 stop5h 15m
Deal found 10/27![Southwest logo]()
$355
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 11/115:50 am -
1 stop5h 49m
Sat 11/141:16 pm -
1 stop3h 58m
Deal found 10/27![Delta logo]()
$361
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:20 am -
1 stop7h 37m
Sun 1/176:51 pm -
1 stop5h 19m
Deal found 10/29![American Airlines logo]()
$398
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.
Thu 1/216:15 am -
1 stop5h 22m
Mon 1/257:15 am -
1 stop5h 15m
Deal found 10/25![United Airlines logo]()
$359
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.
Sat 1/169:15 am -
2 stops8h 30m
Mon 1/186:25 am -
1 stop5h 15m
Deal found 10/27![Southwest logo]()
$360
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.
Fri 1/85:31 am -
1 stop6h 01m
Mon 1/111:11 pm -
2 stops9h 11m
Deal found 10/25![Delta logo]()
$364
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:16 am -
1 stop5h 29m
Fri 12/46:00 pm -
1 stop5h 58m
Deal found 10/30![United Airlines logo]()
$359
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 2/166:05 am -
1 stop5h 10m
Sat 2/2012:00 pm -
2 stops8h 00m
Deal found 10/25![Southwest logo]()
$364
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.
Fri 12/45:15 pm -
1 stop4h 09m
Sun 12/66:05 pm -
1 stop7h 07m
Deal found 10/26![Delta logo]()
$391
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/221:00 pm -
2 stops9h 59m
Mon 12/289:42 pm -
1 stop12h 55m
Deal found 10/27![Alaska Airlines logo]()
$439
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.
Fri 2/2610:45 am -
1 stop4h 55m
Mon 3/110:20 am -
2 stops10h 35m
Deal found 10/27![Southwest logo]()
$370
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/65:00 am -
1 stop6h 31m
Sun 1/107:00 am -
1 stop5h 30m
Deal found 10/30![United Airlines logo]()
$370
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 11/269:56 am -
1 stop6h 32m
Thu 12/38:02 am -
2 stops10h 14m
Deal found 10/25![Delta logo]()
$409
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 2/236:05 am -
1 stop5h 10m
Mon 3/110:20 am -
2 stops7h 50m
Deal found 10/25![Southwest logo]()
$373
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.
Wed 11/115:00 am -
1 stop4h 47m
Sun 11/155:30 am -
1 stop4h 59m
Deal found 10/27![United Airlines logo]()
$375
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.
Fri 11/202:39 pm -
2 stops8h 20m
Mon 11/308:00 pm -
1 stop18h 54m
Deal found 10/26![Alaska Airlines logo]()
$454
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.
Mon 12/285:20 pm -
1 stop6h 30m
Fri 1/84:00 pm -
1 stop7h 15m
Deal found 10/27![Southwest logo]()
$375
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:00 pm -
1 stop6h 34m
Wed 11/187:10 am -
1 stop7h 02m
Deal found 10/30![United Airlines logo]()
$389
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.
Sun 11/155:50 am -
1 stop5h 13m
Sun 11/157:56 pm -
1 stop14h 02m
Deal found 10/25![Delta logo]()
$429
Last-minute flights from San Francisco to ColoradoDiscover last-minute flight deals from San Francisco to Colorado. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Colorado. Data last updated October 30, 2026 and is based on user searches.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:05 pm -
1 stop7h 39m
Wed 11/1110:29 pm -
Nonstop2h 51m
Deal found 10/27![Frontier logo]()
$149
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:14 pm -
1 stop13h 34m
Thu 11/129:21 am -
Nonstop2h 56m
Deal found 10/26![Frontier logo]()
$159
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:57 pm -
1 stop16h 02m
Thu 11/192:30 pm -
Nonstop2h 54m
Deal found 10/29![Frontier logo]()
$152
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop5h 46m
Thu 11/2611:08 am -
1 stop4h 48m
Deal found 10/26![Frontier logo]()
$157
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop21h 29m
Sun 11/224:26 pm -
1 stop19h 20m
Deal found 10/29![Multiple Airlines logo]()
$219
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:25 pm -
Nonstop2h 40m
Tue 12/12:09 pm -
Nonstop2h 54m
Deal found 10/29![Frontier logo]()
$154
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 11/192:21 pm -
2 stops18h 45m
Tue 11/246:45 am -
2 stops12h 31m
Deal found 10/28![Frontier logo]()
$158
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:15 am -
Nonstop2h 38m
Mon 11/236:31 pm -
Nonstop2h 57m
Deal found 10/30![Frontier logo]()
$151
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.
Fri 11/2010:59 pm -
1 stop10h 07m
Tue 11/247:46 am -
Nonstop2h 58m
Deal found 10/28![Frontier logo]()
$153
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.
Sat 11/2111:41 am -
2 stops11h 26m
Wed 11/259:20 am -
2 stops10h 06m
Deal found 10/27![Frontier logo]()
$155
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.
Sat 11/2110:59 pm -
1 stop10h 07m
Fri 11/279:06 am -
1 stop7h 42m
Deal found 10/27![Frontier logo]()
$156
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:41 am -
2 stops20h 42m
Tue 12/110:29 pm -
2 stops15h 57m
Deal found 10/28![Frontier logo]()
$150
One-way flights from San Francisco to ColoradoSearch for one-way flight options from San Francisco to Colorado. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from San Francisco to Colorado. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:59 pm -
1 stop10h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$93
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.
Tue 11/179:27 pm -
2 stops25h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$94
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.
Sat 12/199:46 pm -
1 stop11h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$95
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:41 am -
1 stop7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$96
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.
Wed 11/186:10 am -
Nonstop2h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$98
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.
Thu 11/268:44 am -
2 stops8h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$99
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.
Sat 11/215:45 pm -
1 stop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Southwest logo]()
$100
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.
Thu 12/102:22 pm -
2 stops16h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$101
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.
Mon 12/2110:21 pm -
2 stops18h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$104
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.
Thu 11/191:37 pm -
1 stop26h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$145
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:07 pm -
2 stops42h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$154
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.
Wed 12/305:33 pm -
2 stops25h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$166
Find flight deals from San Francisco to Colorado
Keep the following information in mind while searching for San Francisco to Colorado 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 (Frontier) |
One-way from | $93 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $297 |
Good round-trip deal | $283 or less |
Good one-way deal | $173 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from San Francisco to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Wed 11/18
6:10 am-9:45 am
Nonstop2h 35m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$98
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Tue 12/8
6:00 am-11:59 am
1 stop4h 59m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$100
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Sat 11/21
5:45 pm-12:10 am
1 stop5h 25m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$100
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Thu 12/17
9:59 am-5:19 pm
1 stop6h 20m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$100
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Tue 12/29
6:20 am-10:00 am
Nonstop2h 40m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$109
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Wed 12/30
7:52 pm-11:30 pm
Nonstop2h 38m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$109
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Thu 12/3
7:40 am-2:24 pm
1 stop5h 44m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$126
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Thu 11/19
7:04 am-12:57 pm
1 stop4h 53m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$126
Quickest round-trip
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Tue 12/1
6:41 pm-10:15 pm
Nonstop2h 34m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
San FranciscoDenver
SFO San Francisco - DEN Denver Intl
SFODEN
San Francisco
Tue 11/17
4:24 pm-8:00 pm
Nonstop2h 36m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from San Francisco with our price prediction graph.
SFO-DEN
SFO-COS
SFO-DRO
SFO-MTJ
SFO-HDN
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 to Colorado
SFO-USCO
SFO-DEN
SFO-COS
SFO-DRO
SFO-MTJ
What is the cheapest month to book a flight from San Francisco to Colorado?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Colorado (average of $274). Flying from San Francisco to Colorado in June is currently the most expensive (average of $404). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to CO?
Find hourly flight availability from San Francisco 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 October 30, 2026.
It’s optimal to fly from San Francisco to Colorado in the evening. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the afternoon.
How much does it cost to fly round-trip from San Francisco to Colorado?
Airfare is below average for this route at the moment.
San Francisco to Colorado flights typically cost between $213 and $385 in November.The cheapest round-trip price found within the last 5 days was $149 on Frontier (Nov 10-Nov 11).
How far ahead should I book a flight from San Francisco to Colorado?
The best time to book flights from San Francisco to Colorado is 70 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 day to fly from San Francisco to Colorado?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to Colorado. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their San Francisco to Colorado flight should consider departing on Sunday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 30, 2026.
Read through reviews of airlines operating flights from San Francisco to Colorado, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Food
7.0
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 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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for San Francisco 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 to Colorado by cabin class
Find flights from San Francisco to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Colorado flights
Browse other San Francisco and Colorado flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Francisco to Colorado flights
Consider these flights traveling from San Francisco to Colorado.
Top 6 airlines flying from San Francisco to Colorado
Discover the top 6 airlines that operate flights from San Francisco 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$89 | Average$264 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$121 | Average$409 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$201 | Average$480 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$205 | Average$404 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$221 | Average$392 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$300 | Average$445 | FlexibilityNo cancel fee | On-time71% |