$111+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Jul 3 — Jul 101
Round-trip
1 adult, Economy
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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
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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 June 3, 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 June 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:23 pm
SFO
- DEN
1 stop12h 40m
Frontier
Thu 7/93:20 pm
DEN
- SFO
1 stop6h 25m
Frontier
Deal found 5/31![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 7/112:38 pm
SFO
- DEN
Nonstop2h 47m
Frontier
Wed 7/157:25 am
DEN
- SFO
1 stop14h 20m
Frontier
Deal found 5/30![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 6/245:16 pm
SFO
- DEN
1 stop6h 22m
Frontier
Tue 6/306:00 am
DEN
- SFO
1 stop13h 22m
Frontier
Deal found 5/30![Frontier logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
SFO
- DEN
Nonstop2h 49m
Frontier
Mon 6/2910:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 6/3![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 5/29. 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.
Tue 7/711:15 am
SFO
- DEN
1 stop21h 09m
Frontier
Wed 7/810:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 5/29![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sat 6/205:16 pm
SFO
- DEN
1 stop6h 22m
Frontier
Tue 6/238:44 am
DEN
- SFO
1 stop14h 29m
Frontier
Deal found 6/3![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:11 pm
SFO
- DEN
1 stop6h 18m
Frontier
Tue 8/2510:29 pm
DEN
- SFO
Nonstop2h 53m
Frontier
Deal found 5/31![Frontier logo]()
$215
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Sat 8/110:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/3![Frontier logo]()
$216
This Cheapflightsfares deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Tue 7/2810:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/2![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 6/1. 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.
Mon 7/279:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Wed 7/2910:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/1![Frontier logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:16 pm
SFO
- DEN
1 stop20h 34m
Frontier
Fri 7/31:18 pm
DEN
- SFO
1 stop6h 04m
Frontier
Deal found 5/31![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 7/2110:23 pm
SFO
- GJT
2 stops36h 50m
Multiple Airlines
Tue 8/1112:53 pm
GJT
- SFO
1 stop22h 32m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$230
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 June 3, 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 June 3, 2026.
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/292:20 pm
SFO
- GJT
1 stop5h 15m
United Airlines
Sat 9/196:07 pm
GJT
- SFO
1 stop5h 48m
United Airlines
Deal found 5/30![United Airlines logo]()
$231
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:05 pm
SFO
- GJT
1 stop3h 50m
Delta
Sat 7/257:34 am
GJT
- SFO
2 stops9h 10m
Delta
Deal found 6/2![Delta logo]()
$236
This Southwest deal was found by Cheapflights users on 5/30. 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.
Tue 7/72:55 pm
SFO
- COS
2 stops7h 55m
Southwest
Sat 7/115:35 am
COS
- SFO
1 stop4h 55m
Southwest
Deal found 5/30![Southwest logo]()
$342
This American Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:43 pm
SFO
- DRO
2 stops9h 30m
American Airlines
Mon 8/106:05 am
DRO
- SFO
1 stop4h 37m
American Airlines
Deal found 5/30![American Airlines logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 5/29. 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.
Wed 8/512:08 pm
SFO
- DEN
2 stops10h 22m
Alaska Airlines
Sat 8/86:02 am
DEN
- SFO
1 stop6h 07m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 5/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:45 am
SFO
- GJT
2 stops9h 10m
Delta
Wed 7/226:56 pm
GJT
- SFO
1 stop5h 56m
Delta
Deal found 5/30![Delta logo]()
$236
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:54 am
SFO
- GJT
2 stops9h 02m
Delta
Tue 8/257:41 am
GJT
- SFO
2 stops6h 50m
Delta
Deal found 5/31![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 5/29. 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.
Fri 8/71:30 pm
SFO
- GJT
1 stop3h 48m
Delta
Fri 8/146:53 pm
GJT
- SFO
1 stop5h 59m
Delta
Deal found 5/29![Delta logo]()
$271
This Southwest deal was found by Cheapflights users on 5/30. 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.
Sat 6/273:45 pm
SFO
- DEN
1 stop8h 00m
Southwest
Mon 6/299:40 pm
DEN
- SFO
Nonstop2h 45m
Southwest
Deal found 5/30![Southwest logo]()
$354
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:10 pm
SFO
- GJT
1 stop3h 46m
Delta
Tue 8/257:41 am
GJT
- SFO
2 stops9h 09m
Delta
Deal found 5/31![Delta logo]()
$276
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sun 7/55:00 am
SFO
- GJT
1 stop6h 31m
United Airlines
Fri 7/246:10 pm
GJT
- SFO
1 stop5h 46m
United Airlines
Deal found 6/3![United Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:05 am
SFO
- DRO
2 stops9h 53m
American Airlines
Mon 8/176:05 am
DRO
- SFO
1 stop4h 37m
American Airlines
Deal found 5/31![American Airlines logo]()
$396
This Southwest deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:20 am
SFO
- DEN
1 stop6h 50m
Southwest
Mon 7/206:15 am
DEN
- SFO
2 stops6h 05m
Southwest
Deal found 5/31![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Sat 7/116:15 am
SFO
- GJT
1 stop5h 16m
United Airlines
Wed 7/156:10 pm
GJT
- SFO
1 stop5h 46m
United Airlines
Deal found 5/29![United Airlines logo]()
$385
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:50 pm
SFO
- DEN
1 stop5h 55m
Alaska Airlines
Sat 8/111:32 am
DEN
- SFO
2 stops12h 02m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:55 am
SFO
- HDN
2 stops9h 30m
Southwest
Sat 7/187:50 am
HDN
- SFO
2 stops13h 25m
Southwest
Deal found 6/2![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 6/2. 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 7/212:30 pm
SFO
- GJT
2 stops6h 25m
Delta
Tue 8/117:41 am
GJT
- SFO
2 stops9h 09m
Delta
Deal found 6/2![Delta logo]()
$315
This American Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:55 pm
SFO
- DRO
1 stop4h 07m
American Airlines
Fri 7/316:53 pm
DRO
- SFO
1 stop4h 30m
American Airlines
Deal found 6/2![American Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 6/2. 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.
Thu 7/166:45 pm
SFO
- COS
1 stop5h 40m
Southwest
Sat 7/187:15 am
COS
- SFO
2 stops8h 55m
Southwest
Deal found 6/2![Southwest logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 7/216:15 am
SFO
- DRO
1 stop5h 13m
United Airlines
Tue 7/286:05 pm
DRO
- SFO
1 stop5h 51m
United Airlines
Deal found 6/2![United Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:55 pm
SFO
- DRO
1 stop4h 07m
American Airlines
Sat 8/16:43 pm
DRO
- SFO
1 stop4h 40m
American Airlines
Deal found 6/2![American Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 5/29. 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.
Fri 7/34:00 pm
SFO
- DEN
1 stop5h 55m
Southwest
Mon 7/66:15 am
DEN
- SFO
2 stops6h 05m
Southwest
Deal found 5/29![Southwest logo]()
$384
This Delta deal was found by Cheapflights users on 5/29. 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.
Fri 7/35:25 pm
SFO
- COS
1 stop4h 17m
Delta
Thu 7/96:16 pm
COS
- SFO
1 stop4h 43m
Delta
Deal found 5/29![Delta logo]()
$358
This American Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:39 pm
SFO
- DRO
2 stops9h 23m
American Airlines
Fri 7/176:53 pm
DRO
- SFO
1 stop4h 30m
American Airlines
Deal found 5/31![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/1. 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 6/62:20 pm
SFO
- DRO
1 stop5h 05m
United Airlines
Wed 6/177:00 am
DRO
- SFO
1 stop7h 04m
United Airlines
Deal found 6/1![United Airlines logo]()
$453
This Southwest deal was found by Cheapflights users on 5/30. 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.
Fri 7/34:00 pm
SFO
- DEN
1 stop5h 55m
Southwest
Tue 7/78:15 am
DEN
- SFO
2 stops7h 00m
Southwest
Deal found 5/30![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/276:15 am
SFO
- EGE
1 stop7h 08m
United Airlines
Tue 6/307:05 am
EGE
- SFO
1 stop6h 59m
United Airlines
Deal found 5/31![United Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 5/29. 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.
Mon 6/225:25 pm
SFO
- COS
1 stop4h 17m
Delta
Fri 6/266:20 pm
COS
- SFO
1 stop4h 45m
Delta
Deal found 5/29![Delta logo]()
$382
This Southwest deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:50 pm
SFO
- COS
1 stop5h 00m
Southwest
Mon 7/209:05 pm
COS
- SFO
1 stop4h 50m
Southwest
Deal found 5/31![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:00 am
SFO
- DRO
1 stop6h 28m
United Airlines
Tue 7/285:15 am
DRO
- SFO
1 stop5h 03m
United Airlines
Deal found 5/29![United Airlines logo]()
$459
Last-minute flights from San Francisco to ColoradoDiscover last-minute flight deals from San Francisco to Colorado. Data last updated June 3, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Colorado. Data last updated June 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 6/205:16 pm
SFO
- DEN
1 stop6h 22m
Frontier
Tue 6/238:44 am
DEN
- SFO
1 stop14h 29m
Frontier
Deal found 6/2![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 6/245:16 pm
SFO
- DEN
1 stop6h 22m
Frontier
Tue 6/306:00 am
DEN
- SFO
1 stop13h 22m
Frontier
Deal found 5/30![Frontier logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
SFO
- DEN
Nonstop2h 49m
Frontier
Mon 6/2910:29 pm
DEN
- SFO
Nonstop2h 58m
Frontier
Deal found 6/3![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:16 pm
SFO
- DEN
1 stop20h 34m
Frontier
Fri 7/31:18 pm
DEN
- SFO
1 stop6h 04m
Frontier
Deal found 5/31![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 7/112:38 pm
SFO
- DEN
Nonstop2h 47m
Frontier
Wed 7/157:25 am
DEN
- SFO
1 stop14h 20m
Frontier
Deal found 5/30![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:38 pm
SFO
- DEN
Nonstop2h 47m
Frontier
Tue 7/75:25 pm
DEN
- SFO
1 stop28h 20m
Frontier
Deal found 5/31![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:23 pm
SFO
- DEN
1 stop12h 40m
Frontier
Thu 7/93:20 pm
DEN
- SFO
1 stop6h 25m
Frontier
Deal found 5/31![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/711:15 am
SFO
- DEN
2 stops9h 26m
Frontier
Mon 7/131:18 pm
DEN
- SFO
1 stop6h 05m
Frontier
Deal found 6/3![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 7/2110:23 pm
SFO
- GJT
2 stops36h 50m
Multiple Airlines
Tue 8/1112:53 pm
GJT
- SFO
1 stop22h 32m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$230
This Cheapflightsfares deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Tue 7/2810:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/2![Frontier logo]()
$217
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Mon 7/2710:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/3![Frontier logo]()
$216
This Frontier deal was found by Cheapflights users on 6/1. 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.
Mon 7/279:39 pm
SFO
- DEN
Nonstop2h 50m
Frontier
Wed 7/2910:29 pm
DEN
- SFO
Nonstop2h 54m
Frontier
Deal found 6/1![Frontier logo]()
$218
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 June 3, 2026.
Search for one-way flight options from San Francisco to Colorado. Find affordable one-way fares based on user searches. Data last updated June 3, 2026.
This Super.com deal was found by Cheapflights users on 5/29. 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.
Tue 6/308:45 pm
SFO
- DEN
1 stop6h 13m
Frontier
Deal found 5/29![Frontier logo]()
$111
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:10 pm
SFO
- COS
1 stop4h 18m
Delta
Deal found 5/31![Delta logo]()
$111
This Cheapflightsfares deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 am
SFO
- DEN
Nonstop2h 49m
Frontier
Deal found 5/29![Frontier logo]()
$112
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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.
Wed 7/159:00 pm
SFO
- DEN
1 stop5h 48m
Frontier
Deal found 5/30![Frontier logo]()
$113
This Frontier deal was found by Cheapflights users on 5/30. 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 8/2412:33 pm
SFO
- DEN
Nonstop2h 42m
Frontier
Deal found 5/30![Frontier logo]()
$114
This Frontier deal was found by Cheapflights users on 5/30. 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 6/299:43 pm
SFO
- DEN
Nonstop2h 51m
Frontier
Deal found 5/30![Frontier logo]()
$115
This Delta deal was found by Cheapflights users on 6/1. 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.
Wed 8/265:10 pm
SFO
- GJT
1 stop3h 46m
Delta
Deal found 6/1![Delta logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 9/79:31 am
SFO
- DEN
1 stop22h 55m
Frontier
Deal found 5/29![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:11 pm
SFO
- DEN
1 stop13h 32m
Frontier
Deal found 5/31![Frontier logo]()
$117
This Southwest deal was found by Cheapflights users on 5/29. 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 8/186:50 am
SFO
- COS
2 stops7h 50m
Southwest
Deal found 5/29![Southwest logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/225:16 pm
SFO
- DEN
1 stop6h 22m
Frontier
Deal found 6/1![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 7/305:11 pm
SFO
- DEN
1 stop13h 32m
Frontier
Deal found 5/30![Frontier logo]()
$120
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 June 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $208 (Kiwi.com) |
One-way from | $111 (Super.com) |
Popular in | May |
Cheapest in | October |
Average price | $305 |
Good round-trip deal | $288 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 2,558,603 searches. Data last updated June 3, 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
Sat 8/29
2:20 pm-8:35 pm
1 stop5h 15m
Grand Junction Regnl
Sat 9/19
6:07 pm-10:55 pm
1 stop5h 48m
$231
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Sat 7/18
5:05 pm-9:55 pm
1 stop3h 50m
Grand Junction Regnl
Sat 7/25
7:34 am-3:44 pm
2 stops9h 10m
$236
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 7/14
11:45 am-9:55 pm
2 stops9h 10m
Grand Junction Regnl
Wed 7/22
6:56 pm-11:52 pm
1 stop5h 56m
$236
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 8/18
11:54 am-9:56 pm
2 stops9h 02m
Grand Junction Regnl
Tue 8/25
7:41 am-1:31 pm
2 stops6h 50m
$261
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Fri 8/7
1:30 pm-6:18 pm
1 stop3h 48m
Grand Junction Regnl
Fri 8/14
6:53 pm-11:52 pm
1 stop5h 59m
$271
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Mon 8/17
5:10 pm-9:56 pm
1 stop3h 46m
Grand Junction Regnl
Tue 8/25
7:41 am-3:50 pm
2 stops9h 09m
$276
San FranciscoGrand Junction
SFO - GJT
SFOGJT
San Francisco
Tue 7/21
2:30 pm-9:55 pm
2 stops6h 25m
Grand Junction Regnl
Tue 8/11
7:41 am-3:50 pm
2 stops9h 09m
$315
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Tue 7/7
2:55 pm-11:50 pm
2 stops7h 55m
Colorado Springs
Sat 7/11
5:35 am-9:30 am
1 stop4h 55m
$342
San FranciscoDenver
SFO - DEN
SFODEN
San Francisco
Sat 6/27
3:45 pm-12:45 am
1 stop8h 00m
Denver Intl
Mon 6/29
9:40 pm-11:25 pm
Nonstop2h 45m
$354
San FranciscoColorado Springs
SFO - COS
SFOCOS
San Francisco
Fri 7/3
5:25 pm-10:42 pm
1 stop4h 17m
Colorado Springs
Thu 7/9
6:16 pm-9:59 pm
1 stop4h 43m
$358
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-COS
SFO-DRO
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-GJT
SFO-COS
SFO-DRO
What is the cheapest month to book a flight from San Francisco to Colorado?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Colorado (average of $262). Flying from San Francisco to Colorado in April is currently the most expensive (average of $400). 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 June 3, 2026.
It’s optimal to fly from San Francisco to Colorado in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the morning.
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 June 3, 2026.
The most flights from SFO to USCO are scheduled on a Tuesday (54 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (39 on average).
How much does it cost to fly round-trip from San Francisco to Colorado?
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 May 30, 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.
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 June 3, 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.
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
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.
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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 June 3, 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 2,558,603 searches. Data last updated June 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$224 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$387 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$175 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$182 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$226 | Average$342 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$448 | FlexibilityNo cancel fee | On-time71% |