$94+ Cheap flights from San Francisco (SFO) 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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Jun 3 — Jun 101
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Colorado with Cheapflights
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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 May 4, 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 May 4, 2026.
This Flightnetwork deal was found by Cheapflights users on 5/1. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Sun 5/246:00 am
DEN
- SFO
1 stop12h 57m
Frontier
Deal found 5/1![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/1312:52 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Wed 5/2010:29 pm
DEN
- SFO
1 stop13h 09m
Frontier
Deal found 4/29![Frontier logo]()
$171
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:43 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Sat 6/2710:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 5/1![Frontier logo]()
$172
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/299:43 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Sat 7/410:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 4/29![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Tue 6/28:41 pm
SFO
- DEN
1 stop5h 44m
Frontier
Thu 6/117:00 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 4/30![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Thu 8/275:11 pm
SFO
- DEN
1 stop6h 18m
Frontier
Wed 9/27:25 am
DEN
- SFO
1 stop14h 35m
Frontier
Deal found 4/30![Frontier logo]()
$176
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Mon 6/16:05 am
DEN
- SFO
Nonstop2h 56m
Frontier
Deal found 4/30![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Wed 6/35:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Thu 6/119:47 am
DEN
- SFO
Nonstop2h 56m
Frontier
Deal found 4/30![Frontier logo]()
$178
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Sun 6/76:45 am
DEN
- SFO
1 stop10h 45m
Frontier
Deal found 4/30![Frontier logo]()
$179
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:01 pm
SFO
- DEN
1 stop11h 00m
Frontier
Tue 6/910:51 am
DEN
- SFO
1 stop8h 31m
Frontier
Deal found 4/30![Frontier logo]()
$180
This Frontier deal was found by Cheapflights users on 5/1. 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.
Sat 5/305:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Mon 6/110:29 pm
DEN
- SFO
1 stop13h 01m
Frontier
Deal found 5/1![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 5/3. 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.
Mon 6/110:58 pm
SFO
- GJT
1 stop12h 15m
Multiple Airlines
Tue 6/912:53 pm
GJT
- SFO
1 stop22h 35m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$223
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 May 4, 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 May 4, 2026.
This Delta deal was found by Cheapflights users on 5/4. 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 7/145:07 pm
SFO
- GJT
1 stop3h 48m
Delta
Wed 7/226:56 pm
GJT
- SFO
1 stop5h 56m
Delta
Deal found 5/4![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 5/296:15 am
SFO
- HDN
1 stop5h 09m
United Airlines
Fri 6/51:20 pm
HDN
- SFO
1 stop7h 20m
United Airlines
Deal found 5/1![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 6/186:45 am
SFO
- COS
1 stop8h 35m
Southwest
Mon 6/229:05 pm
COS
- SFO
1 stop4h 45m
Southwest
Deal found 5/3![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/65:23 am
SFO
- EGE
1 stop7h 08m
American Airlines
Sat 6/137:50 am
EGE
- SFO
2 stops12h 16m
American Airlines
Deal found 5/1![American Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/65:30 pm
SFO
- CEZ
2 stops17h 05m
Multiple Airlines
Tue 6/911:55 am
CEZ
- SFO
1 stop5h 26m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 6/234:24 pm
SFO
- DEN
1 stop6h 06m
Alaska Airlines
Sat 6/2711:32 am
DEN
- SFO
2 stops12h 02m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$445
This Delta deal was found by Cheapflights users on 5/4. 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 7/145:07 pm
SFO
- GJT
1 stop3h 48m
Delta
Tue 7/217:41 am
GJT
- SFO
2 stops9h 03m
Delta
Deal found 5/4![Delta logo]()
$236
This Delta deal was found by Cheapflights users on 5/3. 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.
Mon 6/19:30 am
SFO
- GJT
2 stops7h 46m
Delta
Tue 6/97:40 am
GJT
- SFO
2 stops9h 13m
Delta
Deal found 5/3![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/265:00 am
SFO
- HDN
1 stop6h 24m
United Airlines
Fri 5/291:20 pm
HDN
- SFO
1 stop7h 20m
United Airlines
Deal found 5/4![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 5/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:00 am
SFO
- MTJ
1 stop6h 34m
United Airlines
Fri 8/283:23 pm
MTJ
- SFO
1 stop5h 11m
United Airlines
Deal found 5/3![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 5/2. 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 5/194:55 pm
SFO
- GJT
1 stop4h 05m
Delta
Thu 5/286:51 pm
GJT
- SFO
1 stop3h 39m
Delta
Deal found 5/2![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:00 am
SFO
- DEN
1 stop5h 50m
Southwest
Mon 7/206:15 am
DEN
- SFO
2 stops6h 05m
Southwest
Deal found 4/30![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 5/3. 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.
Wed 7/12:55 pm
SFO
- COS
2 stops7h 00m
Southwest
Wed 7/85:10 pm
COS
- SFO
2 stops7h 05m
Southwest
Deal found 5/3![Southwest logo]()
$343
This American Airlines deal was found by Cheapflights users on 5/1. 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 6/2011:29 pm
SFO
- EGE
1 stop9h 24m
American Airlines
Sat 6/277:50 am
EGE
- SFO
2 stops12h 16m
American Airlines
Deal found 5/1![American Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:00 pm
SFO
- COS
2 stops7h 50m
Southwest
Sat 6/67:15 am
COS
- SFO
2 stops8h 55m
Southwest
Deal found 5/4![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 4/29. 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 6/139:46 am
SFO
- COS
1 stop6h 54m
Delta
Sat 6/206:20 pm
COS
- SFO
1 stop5h 29m
Delta
Deal found 4/29![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/306:15 am
SFO
- GJT
1 stop5h 16m
United Airlines
Fri 6/56:09 pm
GJT
- SFO
1 stop5h 47m
United Airlines
Deal found 5/4![United Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 5/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:29 am
SFO
- MTJ
1 stop7h 02m
American Airlines
Thu 8/272:19 pm
MTJ
- SFO
2 stops9h 44m
American Airlines
Deal found 5/3![American Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/305:25 pm
SFO
- CEZ
2 stops18h 35m
Multiple Airlines
Tue 6/211:55 am
CEZ
- SFO
1 stop5h 35m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$456
This Southwest deal was found by Cheapflights users on 5/2. 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.
Sun 6/286:50 pm
SFO
- COS
1 stop4h 55m
Southwest
Thu 7/26:10 am
COS
- SFO
2 stops10h 00m
Southwest
Deal found 5/2![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 6/95:25 pm
SFO
- COS
1 stop4h 17m
Delta
Fri 6/126:20 pm
COS
- SFO
1 stop6h 38m
Delta
Deal found 4/29![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/206:15 am
SFO
- EGE
1 stop7h 08m
United Airlines
Sat 6/277:05 am
EGE
- SFO
1 stop5h 20m
United Airlines
Deal found 5/1![United Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 7/52:03 pm
SFO
- DRO
1 stop7h 12m
American Airlines
Wed 7/296:00 am
DRO
- SFO
1 stop4h 38m
American Airlines
Deal found 4/29![American Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 6/92:55 pm
SFO
- COS
2 stops7h 50m
Southwest
Mon 6/157:55 pm
COS
- SFO
1 stop5h 35m
Southwest
Deal found 4/29![Southwest logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Fri 5/296:45 pm
SFO
- CEZ
1 stop20h 20m
Multiple Airlines
Mon 6/11:20 pm
CEZ
- SFO
1 stop12h 03m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$491
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 10/202:20 pm
SFO
- DRO
1 stop6h 40m
United Airlines
Sat 10/241:32 pm
DRO
- SFO
1 stop5h 02m
United Airlines
Deal found 4/29![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:43 pm
SFO
- GJT
2 stops6h 17m
Delta
Wed 5/206:51 pm
GJT
- SFO
1 stop6h 36m
Delta
Deal found 5/1![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 4/29. 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 7/255:00 am
SFO
- DEN
2 stops7h 50m
Southwest
Wed 7/296:15 am
DEN
- SFO
1 stop6h 20m
Southwest
Deal found 4/29![Southwest logo]()
$363
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 6/101:35 pm
SFO
- DRO
2 stops9h 29m
American Airlines
Sat 6/135:06 pm
DRO
- SFO
1 stop8h 42m
American Airlines
Deal found 4/29![American Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/276:15 am
SFO
- GUC
1 stop5h 29m
United Airlines
Sat 5/301:25 pm
GUC
- SFO
1 stop5h 05m
United Airlines
Deal found 5/1![United Airlines logo]()
$385
Last-minute flights from San Francisco to ColoradoDiscover last-minute flight deals from San Francisco to Colorado. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Colorado. Data last updated May 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/1312:52 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Wed 5/2010:29 pm
DEN
- SFO
1 stop13h 09m
Frontier
Deal found 4/29![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 5/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/179:56 pm
SFO
- DEN
1 stop11h 05m
Frontier
Sat 5/306:05 am
DEN
- SFO
Nonstop2h 56m
Frontier
Deal found 5/3![Frontier logo]()
$175
This Flightnetwork deal was found by Cheapflights users on 5/1. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Sun 5/246:00 am
DEN
- SFO
1 stop12h 57m
Frontier
Deal found 5/1![Frontier logo]()
$170
This Frontier deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Sat 5/306:05 am
DEN
- SFO
Nonstop2h 56m
Frontier
Deal found 4/30![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 5/3. 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.
Wed 5/275:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Fri 5/296:45 am
DEN
- SFO
1 stop10h 45m
Frontier
Deal found 5/3![Frontier logo]()
$172
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Mon 6/12:00 pm
DEN
- SFO
1 stop6h 36m
Frontier
Deal found 4/30![Frontier logo]()
$173
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Sun 6/76:45 am
DEN
- SFO
1 stop10h 45m
Frontier
Deal found 4/30![Frontier logo]()
$179
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Tue 6/210:33 am
DEN
- SFO
1 stop4h 53m
Frontier
Deal found 4/29![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Sat 5/305:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Fri 6/52:00 pm
DEN
- SFO
1 stop6h 36m
Frontier
Deal found 4/29![Frontier logo]()
$178
This Frontier deal was found by Cheapflights users on 5/1. 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.
Sat 5/305:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Mon 6/110:29 pm
DEN
- SFO
1 stop13h 01m
Frontier
Deal found 5/1![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 5/305:25 pm
SFO
- DEN
1 stop6h 06m
Frontier
Tue 6/29:52 am
DEN
- SFO
Nonstop2h 55m
Frontier
Deal found 4/30![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 5/3. 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.
Mon 6/110:58 pm
SFO
- GJT
1 stop12h 15m
Multiple Airlines
Tue 6/912:53 pm
GJT
- SFO
1 stop22h 35m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$223
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 May 4, 2026.
Search for one-way flight options from San Francisco to Colorado. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/139:43 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Deal found 4/30![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/189:19 am
SFO
- DEN
1 stop23h 03m
Frontier
Deal found 4/30![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/110:58 pm
SFO
- DEN
2 stops18h 09m
Frontier
Deal found 5/1![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 5/3. 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.
Thu 6/43:21 pm
SFO
- DEN
1 stop17h 43m
Frontier
Deal found 5/3![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/2210:27 pm
SFO
- DEN
1 stop10h 39m
Frontier
Deal found 5/1![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 4/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:27 pm
SFO
- DEN
1 stop10h 39m
Frontier
Deal found 4/29![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Tue 6/1612:38 pm
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 5/2![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Mon 6/298:45 pm
SFO
- DEN
1 stop6h 13m
Frontier
Deal found 5/2![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Sun 6/710:50 pm
SFO
- DEN
1 stop28h 08m
Frontier
Deal found 4/29![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 5/3. 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.
Mon 5/258:44 pm
SFO
- GJT
1 stop14h 29m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Tue 6/911:13 am
SFO
- DEN
2 stops9h 29m
Frontier
Deal found 5/2![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:11 pm
SFO
- DEN
1 stop6h 12m
Frontier
Deal found 4/30![Frontier logo]()
$109
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 May 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $170 (Flightnetwork) |
One-way from | $94 (Cheapflightsfares) |
Popular in | March |
Cheapest in | October |
Average price | $267 |
Good round-trip deal | $261 or less |
Good one-way deal | $151 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 2,558,603 searches. Data last updated May 4, 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 FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 7/14
5:07 pm-9:55 pm
1 stop3h 48m
Grand Junction Regnl
Wed 7/22
6:56 pm-11:52 pm
1 stop5h 56m
$231
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 7/14
5:07 pm-9:55 pm
1 stop3h 48m
Grand Junction Regnl
Tue 7/21
7:41 am-3:44 pm
2 stops9h 03m
$236
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Mon 6/1
9:30 am-6:16 pm
2 stops7h 46m
Grand Junction Regnl
Tue 6/9
7:40 am-3:53 pm
2 stops9h 13m
$261
Quickest round-trip
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 5/19
4:55 pm-10:00 pm
1 stop4h 05m
Grand Junction Regnl
Thu 5/28
6:51 pm-9:30 pm
1 stop3h 39m
$271
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Fri 5/29
6:15 am-12:24 pm
1 stop5h 09m
Hayden Yampa Valley
Fri 6/5
1:20 pm-7:40 pm
1 stop7h 20m
$289
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Tue 5/26
5:00 am-12:24 pm
1 stop6h 24m
Hayden Yampa Valley
Fri 5/29
1:20 pm-7:40 pm
1 stop7h 20m
$289
San FranciscoMontrose
SFO - MTJ
SFOMTJ
San Francisco
Tue 7/28
5:00 am-12:34 pm
1 stop6h 34m
Montrose County
Fri 8/28
3:23 pm-7:34 pm
1 stop5h 11m
$289
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Sat 6/13
9:46 am-5:40 pm
1 stop6h 54m
Colorado Springs
Sat 6/20
6:20 pm-10:49 pm
1 stop5h 29m
$333
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Tue 6/9
5:25 pm-10:42 pm
1 stop4h 17m
Colorado Springs
Fri 6/12
6:20 pm-11:58 pm
1 stop6h 38m
$333
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Thu 6/18
6:45 am-4:20 pm
1 stop8h 35m
Colorado Springs
Mon 6/22
9:05 pm-12:50 am
1 stop4h 45m
$338
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-GJT
SFO-HDN
SFO-COS
SFO-EGE
SFO-CEZ
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-GJT
SFO-HDN
SFO-COS
SFO-EGE
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 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Francisco to Colorado?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Colorado (average of $266). Flying from San Francisco to Colorado in December is currently the most expensive (average of $376). 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 May 4, 2026.
It’s optimal to fly from San Francisco to Colorado in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the morning.
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 May 2, 2026.
Travelers seeking maximum savings on their San Francisco 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 to Colorado
Explore weekly flight availability from San Francisco 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 May 4, 2026.
The most flights from SFO to USCO are scheduled on a Monday (57 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (43 on average).
How much does it cost to fly round-trip from San Francisco to Colorado?
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 May 4, 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
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
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.
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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 May 4, 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 7 airlines flying from San Francisco to Colorado
Discover the top 7 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 2,558,603 searches. Data last updated May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$213 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$87 | Average$96 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$108 | Average$339 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$381 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$179 | Average$469 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$226 | Average$337 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$441 | FlexibilityNo cancel fee | On-time71% |