$84+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
May 5 — May 121
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 April 5, 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 April 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
SFO
- DEN
Nonstop2h 48m
Frontier
Wed 4/299:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 4/4![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:38 pm
SFO
- DEN
1 stop12h 31m
Frontier
Tue 4/281:40 pm
DEN
- SFO
1 stop8h 59m
Frontier
Deal found 4/1![Frontier logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:13 pm
SFO
- DEN
1 stop8h 12m
Frontier
Tue 5/59:52 am
DEN
- SFO
1 stop14h 12m
Frontier
Deal found 4/1![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Tue 5/58:43 pm
SFO
- DEN
1 stop5h 42m
Frontier
Wed 5/135:05 am
DEN
- SFO
1 stop18h 59m
Frontier
Deal found 4/3![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:18 am
SFO
- DEN
1 stop17h 57m
Frontier
Sun 5/36:00 am
DEN
- SFO
1 stop5h 59m
Frontier
Deal found 4/1![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:13 pm
SFO
- DEN
1 stop5h 06m
Frontier
Wed 5/1310:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 4/4![Frontier logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Tue 5/199:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Deal found 4/1![Frontier logo]()
$143
This Trip.com deal was found by Cheapflights users on 4/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Sun 5/1010:39 pm
DEN
- SFO
1 stop20h 52m
Frontier
Deal found 4/4![Frontier logo]()
$144
This Super.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/176:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Tue 5/1910:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 4/5![Frontier logo]()
$146
This Expedia deal was found by Cheapflights users on 4/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 4/259:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 4/3![Frontier logo]()
$148
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:50 pm
SFO
- GJT
1 stop4h 30m
American Airlines
Tue 8/256:58 pm
GJT
- SFO
1 stop4h 41m
American Airlines
Deal found 4/1![American Airlines logo]()
$231
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:15 pm
SFO
- GJT
1 stop5h 26m
American Airlines
Sat 5/94:58 pm
GJT
- SFO
1 stop7h 11m
American Airlines
Deal found 4/1![American Airlines logo]()
$233
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 April 5, 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 April 5, 2026.
This Delta deal was found by Cheapflights users on 4/3. 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.
Tue 7/145:16 pm
SFO
- GJT
1 stop3h 40m
Delta
Wed 7/226:56 pm
GJT
- SFO
1 stop3h 49m
Delta
Deal found 4/3![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/66:45 am
SFO
- HDN
1 stop4h 48m
United Airlines
Sat 5/91:40 pm
HDN
- SFO
1 stop5h 01m
United Airlines
Deal found 4/5![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:20 pm
SFO
- HDN
1 stop5h 30m
Southwest
Sat 5/98:20 am
HDN
- SFO
2 stops11h 35m
Southwest
Deal found 4/5![Southwest logo]()
$294
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:15 pm
SFO
- DRO
1 stop5h 26m
American Airlines
Mon 8/177:11 pm
DRO
- SFO
1 stop4h 28m
American Airlines
Deal found 4/1![American Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 9/39:35 pm
SFO
- GJT
2 stops21h 20m
Multiple Airlines
Tue 9/812:53 pm
GJT
- SFO
1 stop8h 03m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$389
This Faresmojo deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:55 pm
SFO
- GJT
1 stop4h 05m
JetBlue
Mon 5/186:51 pm
GJT
- SFO
1 stop6h 06m
JetBlue
Deal found 4/1![JetBlue logo]()
$421
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:45 am
SFO
- HDN
1 stop4h 48m
United Airlines
Sun 5/107:10 am
HDN
- SFO
1 stop5h 15m
United Airlines
Deal found 4/1![United Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:20 am
SFO
- DEN
1 stop7h 00m
Southwest
Sat 4/2511:40 am
DEN
- SFO
2 stops10h 05m
Southwest
Deal found 4/3![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 4/3. 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.
Sat 5/235:40 am
SFO
- COS
1 stop4h 35m
Delta
Sat 5/3011:55 am
COS
- SFO
1 stop5h 07m
Delta
Deal found 4/3![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:15 am
SFO
- GJT
1 stop5h 13m
United Airlines
Wed 8/196:10 pm
GJT
- SFO
1 stop5h 46m
United Airlines
Deal found 4/2![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:45 pm
SFO
- COS
1 stop5h 35m
Southwest
Mon 6/87:55 pm
COS
- SFO
1 stop5h 35m
Southwest
Deal found 4/1![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/272:43 pm
SFO
- ASE
1 stop4h 22m
Delta
Wed 6/312:00 pm
ASE
- SFO
1 stop4h 56m
Delta
Deal found 4/5![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 6/612:10 pm
SFO
- ASE
Nonstop2h 30m
United Airlines
Wed 6/109:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Deal found 4/5![United Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 4/4. 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.
Tue 6/302:55 pm
SFO
- DEN
1 stop6h 40m
Southwest
Wed 7/88:15 am
DEN
- SFO
2 stops7h 00m
Southwest
Deal found 4/4![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:55 am
SFO
- ASE
1 stop7h 10m
Delta
Sun 5/2412:00 pm
ASE
- SFO
1 stop4h 56m
Delta
Deal found 4/2![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/2712:10 pm
SFO
- ASE
Nonstop2h 30m
United Airlines
Wed 6/39:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Deal found 4/5![United Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:50 am
SFO
- DEN
2 stops6h 45m
Southwest
Mon 7/276:45 pm
DEN
- SFO
1 stop4h 40m
Southwest
Deal found 4/1![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:43 pm
SFO
- ASE
1 stop4h 22m
Delta
Sun 5/3112:00 pm
ASE
- SFO
1 stop4h 56m
Delta
Deal found 4/1![Delta logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:28 pm
SFO
- ALS
2 stops14h 02m
Multiple Airlines
Mon 5/42:00 pm
ALS
- SFO
1 stop11h 27m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:40 pm
SFO
- COS
2 stops6h 35m
Southwest
Sun 6/76:00 am
COS
- SFO
2 stops7h 00m
Southwest
Deal found 4/1![Southwest logo]()
$343
This American Airlines deal was found by Cheapflights users on 4/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:30 am
SFO
- MTJ
1 stop7h 04m
American Airlines
Sun 8/232:21 pm
MTJ
- SFO
1 stop7h 55m
American Airlines
Deal found 4/4![American Airlines logo]()
$505
This United Airlines deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:00 am
SFO
- DRO
1 stop6h 28m
United Airlines
Sun 6/285:15 am
DRO
- SFO
1 stop5h 03m
United Airlines
Deal found 4/2![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:20 pm
SFO
- GJT
1 stop4h 15m
Delta
Sat 5/97:40 am
GJT
- SFO
2 stops9h 16m
Delta
Deal found 4/1![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 4/3. 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.
Sat 4/256:15 am
SFO
- DEN
1 stop4h 45m
Southwest
Sun 4/266:30 pm
DEN
- SFO
2 stops7h 20m
Southwest
Deal found 4/3![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:40 am
SFO
- GJT
1 stop4h 58m
United Airlines
Sat 5/25:30 am
GJT
- SFO
1 stop5h 05m
United Airlines
Deal found 4/1![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 8/56:00 am
SFO
- DEN
1 stop4h 50m
Delta
Sun 8/97:25 am
DEN
- SFO
1 stop7h 01m
Delta
Deal found 4/5![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:25 pm
SFO
- ASE
Nonstop2h 30m
United Airlines
Sun 5/317:15 pm
ASE
- SFO
1 stop4h 47m
United Airlines
Deal found 4/1![United Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:00 am
SFO
- COS
1 stop6h 45m
Southwest
Sun 5/242:30 pm
COS
- SFO
1 stop4h 45m
Southwest
Deal found 4/1![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 4/4. 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 4/285:00 am
SFO
- HDN
1 stop6h 40m
United Airlines
Wed 4/291:40 pm
HDN
- SFO
1 stop5h 06m
United Airlines
Deal found 4/4![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 4/4. 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 6/95:25 pm
SFO
- COS
1 stop4h 22m
Delta
Fri 6/126:24 pm
COS
- SFO
1 stop6h 34m
Delta
Deal found 4/4![Delta logo]()
$407
Last-minute flights from San Francisco to ColoradoDiscover last-minute flight deals from San Francisco to Colorado. Data last updated April 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Colorado. Data last updated April 5, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
SFO
- DEN
Nonstop2h 48m
Frontier
Wed 4/299:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 4/4![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:38 pm
SFO
- DEN
1 stop12h 31m
Frontier
Tue 4/281:40 pm
DEN
- SFO
1 stop8h 59m
Frontier
Deal found 4/1![Frontier logo]()
$138
This Expedia deal was found by Cheapflights users on 4/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Sat 4/259:25 pm
DEN
- SFO
Nonstop3h 00m
Frontier
Deal found 4/3![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:18 am
SFO
- DEN
1 stop17h 57m
Frontier
Sun 5/36:00 am
DEN
- SFO
1 stop5h 59m
Frontier
Deal found 4/1![Frontier logo]()
$141
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:15 pm
SFO
- GJT
1 stop5h 26m
American Airlines
Sat 5/94:58 pm
GJT
- SFO
1 stop7h 11m
American Airlines
Deal found 4/1![American Airlines logo]()
$233
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:59 am
SFO
- GJT
2 stops11h 36m
Delta
Sat 5/97:40 am
GJT
- SFO
2 stops6h 56m
Delta
Deal found 4/1![Delta logo]()
$241
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:13 pm
SFO
- DEN
1 stop8h 12m
Frontier
Tue 5/59:52 am
DEN
- SFO
1 stop14h 12m
Frontier
Deal found 4/1![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:13 pm
SFO
- DEN
1 stop5h 06m
Frontier
Tue 5/1210:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 4/4![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Tue 5/58:43 pm
SFO
- DEN
1 stop5h 42m
Frontier
Wed 5/135:05 am
DEN
- SFO
1 stop18h 59m
Frontier
Deal found 4/3![Frontier logo]()
$140
This Trip.com deal was found by Cheapflights users on 4/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Sun 5/1010:39 pm
DEN
- SFO
1 stop20h 52m
Frontier
Deal found 4/4![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Tue 5/199:47 am
DEN
- SFO
Nonstop2h 55m
Frontier
Deal found 4/1![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/176:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Tue 5/1910:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 4/5![Frontier logo]()
$146
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 April 5, 2026.
Search for one-way flight options from San Francisco to Colorado. Find affordable one-way fares based on user searches. Data last updated April 5, 2026.
This Frontier deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 4/2![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:16 pm
SFO
- DEN
1 stop10h 03m
Frontier
Deal found 4/2![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Tue 6/910:50 pm
SFO
- DEN
2 stops17h 31m
Frontier
Deal found 4/3![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/308:30 pm
SFO
- DEN
1 stop12h 32m
Frontier
Deal found 4/1![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:35 pm
SFO
- DEN
1 stop6h 24m
Frontier
Deal found 4/1![Frontier logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:26 pm
SFO
- DEN
1 stop5h 43m
Frontier
Deal found 4/1![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:29 pm
SFO
- DEN
1 stop14h 16m
Frontier
Deal found 4/4![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
SFO
- DEN
Nonstop2h 47m
Frontier
Deal found 4/4![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:52 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Deal found 4/3![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 4/3. 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.
Mon 5/256:00 am
SFO
- DEN
Nonstop2h 52m
Frontier
Deal found 4/3![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 6/311:15 am
SFO
- DEN
2 stops11h 54m
Frontier
Deal found 4/3![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:16 pm
SFO
- GJT
1 stop14h 51m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$103
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 April 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Cheapflightsfares) |
One-way from | $84 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $280 |
Good round-trip deal | $271 or less |
Good one-way deal | $167 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 April 5, 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
5:16 pm-9:56 pm
1 stop3h 40m
Grand Junction Regnl
Wed 7/22
6:56 pm-9:45 pm
1 stop3h 49m
$231
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Wed 5/6
6:45 am-12:33 pm
1 stop4h 48m
Hayden Yampa Valley
Sat 5/9
1:40 pm-5:41 pm
1 stop5h 01m
$289
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Wed 5/6
1:20 pm-7:50 pm
1 stop5h 30m
Hayden Yampa Valley
Sat 5/9
8:20 am-6:55 pm
2 stops11h 35m
$294
San FranciscoDurango
SFO - DRO
SFODRO
San Francisco
Wed 8/12
12:15 pm-6:41 pm
1 stop5h 26m
Durango La Plata County
Mon 8/17
7:11 pm-10:39 pm
1 stop4h 28m
$298
San FranciscoHayden
SFO - HDN
SFOHDN
San Francisco
Wed 5/6
6:45 am-12:33 pm
1 stop4h 48m
Hayden Yampa Valley
Sun 5/10
7:10 am-11:25 am
1 stop5h 15m
$308
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Sat 8/15
6:15 am-12:28 pm
1 stop5h 13m
Grand Junction Regnl
Wed 8/19
6:10 pm-10:56 pm
1 stop5h 46m
$311
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Fri 4/24
6:20 am-2:20 pm
1 stop7h 00m
Denver Intl
Sat 4/25
11:40 am-8:45 pm
2 stops10h 05m
$322
Quickest round-trip
San FranciscoAspen
SFO - ASE
SFOASE
San Francisco
Sat 6/6
12:10 pm-3:40 pm
Nonstop2h 30m
Aspen Pitkin County
Wed 6/10
9:40 am-11:19 am
Nonstop2h 39m
$329
San FranciscoAspen
SFO - ASE
SFOASE
San Francisco
Wed 5/27
12:10 pm-3:40 pm
Nonstop2h 30m
Aspen Pitkin County
Wed 6/3
9:40 am-11:19 am
Nonstop2h 39m
$329
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Sat 5/23
5:40 am-11:15 am
1 stop4h 35m
Colorado Springs
Sat 5/30
11:55 am-4:02 pm
1 stop5h 07m
$333
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-GJT
SFO-HDN
SFO-DRO
SFO-COS
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-GJT
SFO-HDN
SFO-DRO
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 $58). Flying from San Francisco to Colorado in June is currently the most expensive (average of $125). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from 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 April 5, 2026.
It’s optimal to fly from San Francisco to Colorado in the evening. By choosing this option you can save up to 41% 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 April 4, 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 April 5, 2026.
The most flights from SFO to USCO are scheduled on a Sunday (52 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (38 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 April 5, 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.
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
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.
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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 April 5, 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 April 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$207 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$87 | Average$96 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$108 | Average$327 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$377 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$176 | Average$469 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$176 | Average$459 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$337 | FlexibilityNo cancel fee | On-time62% |