$42+ Cheap flights from Colorado to California
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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAX
Jul 20 — Jul 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Colorado to California with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to California
Cheapest
Best
Last-minute
One-way
Cheapest flights from Colorado to CaliforniaExplore the most affordable flight options available from Colorado to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
Explore the most affordable flight options available from Colorado to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/2110:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Tue 7/286:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/1510:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Wed 7/226:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$88
This Flightnetwork deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/287:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Tue 8/116:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/2810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Tue 8/49:40 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$90
This Trip.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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.
Tue 7/2810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Wed 7/296:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$91
This Frontier deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/1710:29 pm
DEN
- LAX
Nonstop2h 34m
Frontier
Tue 9/222:39 pm
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/57:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Sun 8/96:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/20![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 9/87:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Thu 9/1011:03 am
LAX
- DEN
Nonstop2h 34m
Frontier
Deal found 6/19![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:02 pm
DEN
- LAX
Nonstop2h 42m
Frontier
Tue 11/106:30 am
LAX
- DEN
Nonstop2h 25m
Frontier
Deal found 6/18![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/17:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Mon 8/106:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/20![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/187:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Tue 8/46:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$102
This Cheapflightsfares deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/1410:00 am
DEN
- LAS
Nonstop2h 07m
Frontier
Mon 7/2012:59 am
LAS
- DEN
Nonstop1h 49m
Frontier
Deal found 6/15![Frontier logo]()
$106
Best flights from Colorado to CaliforniaDiscover carefully curated flight deals from Colorado to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Colorado to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/295:40 am
DEN
- ONT
1 stop4h 07m
Delta
Tue 8/41:06 pm
ONT
- DEN
1 stop5h 55m
Delta
Deal found 6/17![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/199:10 am
DEN
- ONT
1 stop5h 25m
Southwest
Wed 8/262:10 pm
ONT
- DEN
2 stops6h 10m
Southwest
Deal found 6/15![Southwest logo]()
$202
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/2811:32 am
DEN
- LAS
1 stop7h 07m
Alaska Airlines
Thu 7/302:38 pm
LAS
- DEN
1 stop7h 52m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$221
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 am
DEN
- LAX
Nonstop2h 29m
United Airlines
Sat 4/36:45 pm
LAX
- DEN
Nonstop2h 16m
United Airlines
Deal found 6/16![United Airlines logo]()
$232
This KAYAK deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:56 pm
DEN
- SFO
1 stop4h 27m
American Airlines
Thu 7/169:08 am
SFO
- DEN
1 stop7h 32m
American Airlines
Deal found 6/18![American Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/258:15 am
DEN
- SAN
1 stop5h 15m
Delta
Sat 9/269:46 am
SAN
- DEN
1 stop6h 07m
Delta
Deal found 6/18![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/64:15 pm
DEN
- LAX
1 stop4h 05m
Southwest
Tue 8/183:25 pm
LAX
- DEN
1 stop5h 25m
Southwest
Deal found 6/16![Southwest logo]()
$210
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/196:28 pm
DEN
- SAN
1 stop6h 22m
Delta
Fri 8/215:01 pm
SAN
- DEN
1 stop4h 54m
Delta
Deal found 6/15![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/208:05 am
DEN
- LAX
2 stops7h 25m
Southwest
Mon 8/2411:20 am
LAX
- DEN
1 stop3h 55m
Southwest
Deal found 6/16![Southwest logo]()
$219
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/147:40 am
DEN
- SNA
Nonstop2h 27m
United Airlines
Tue 7/144:00 pm
SNA
- DEN
Nonstop2h 20m
United Airlines
Deal found 6/20![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:25 pm
DEN
- SAN
1 stop6h 22m
Delta
Sun 11/16:15 am
SAN
- DEN
1 stop4h 40m
Delta
Deal found 6/19![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/39:45 am
DEN
- ONT
2 stops6h 20m
Southwest
Sat 9/58:35 am
ONT
- DEN
2 stops8h 00m
Southwest
Deal found 6/16![Southwest logo]()
$233
This Alaska Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:04 pm
DEN
- LAS
1 stop6h 00m
Alaska Airlines
Mon 11/26:00 am
LAS
- DEN
1 stop5h 59m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/158:00 am
DEN
- SMF
Nonstop2h 37m
United Airlines
Tue 8/184:15 pm
SMF
- DEN
Nonstop2h 29m
United Airlines
Deal found 6/20![United Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:45 am
DEN
- ONT
2 stops6h 20m
Southwest
Sat 9/58:35 am
ONT
- DEN
2 stops8h 00m
Southwest
Deal found 6/17![Southwest logo]()
$233
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:15 pm
DEN
- LAX
Nonstop2h 37m
Delta
Sun 11/227:35 pm
LAX
- DEN
Nonstop2h 25m
Delta
Deal found 6/20![Delta logo]()
$244
This Alaska Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:43 pm
DEN
- SFO
1 stop6h 23m
Alaska Airlines
Thu 10/15:16 pm
SFO
- DEN
1 stop5h 28m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/121:40 pm
DEN
- SNA
Nonstop2h 28m
United Airlines
Mon 9/146:25 pm
SNA
- DEN
Nonstop2h 24m
United Airlines
Deal found 6/16![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 12/1310:25 am
DEN
- LAS
Nonstop1h 55m
Southwest
Wed 12/166:50 am
LAS
- DEN
1 stop4h 20m
Southwest
Deal found 6/15![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 10/2312:45 pm
DEN
- SAN
1 stop7h 01m
Delta
Sun 10/256:15 am
SAN
- DEN
1 stop4h 40m
Delta
Deal found 6/19![Delta logo]()
$248
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:02 pm
DEN
- LAX
1 stop5h 57m
Alaska Airlines
Mon 1/411:02 am
LAX
- DEN
1 stop6h 10m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/123:57 pm
DEN
- SAN
1 stop4h 58m
United Airlines
Wed 8/1912:33 pm
SAN
- DEN
Nonstop2h 33m
United Airlines
Deal found 6/18![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:00 am
DEN
- LAS
1 stop4h 25m
Southwest
Tue 7/146:40 pm
LAS
- DEN
1 stop3h 30m
Southwest
Deal found 6/15![Southwest logo]()
$256
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:17 am
DEN
- SMF
1 stop6h 58m
Alaska Airlines
Sun 10/46:59 am
SMF
- DEN
1 stop10h 03m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/410:02 am
DEN
- LAX
Nonstop2h 32m
United Airlines
Sat 7/116:45 pm
LAX
- DEN
Nonstop2h 30m
United Airlines
Deal found 6/20![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/146:50 am
DEN
- SNA
1 stop4h 40m
Southwest
Tue 7/147:50 pm
SNA
- DEN
Nonstop2h 20m
Southwest
Deal found 6/20![Southwest logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 9/16:17 am
DEN
- SMF
1 stop6h 58m
Alaska Airlines
Sat 9/125:00 pm
SMF
- DEN
1 stop18h 20m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/106:28 pm
DEN
- SAN
1 stop6h 22m
Delta
Thu 8/135:01 pm
SAN
- DEN
1 stop4h 54m
Delta
Deal found 6/16![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/810:25 am
DEN
- SNA
1 stop4h 45m
Southwest
Wed 8/123:20 pm
SNA
- DEN
Nonstop2h 20m
Southwest
Deal found 6/19![Southwest logo]()
$263
This United Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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.
Mon 9/76:00 am
DEN
- SFO
Nonstop2h 41m
United Airlines
Thu 9/106:15 am
SFO
- DEN
Nonstop2h 48m
United Airlines
Deal found 6/20![United Airlines logo]()
$322
Last-minute flights from Colorado to CaliforniaDiscover last-minute flight deals from Colorado to California. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to California. Data last updated June 20, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/1410:00 am
DEN
- LAS
Nonstop2h 07m
Frontier
Mon 7/2012:59 am
LAS
- DEN
Nonstop1h 49m
Frontier
Deal found 6/15![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/1510:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Wed 7/226:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/187:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Mon 8/106:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/20![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/187:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Tue 8/46:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/1810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Sun 8/96:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/2110:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Tue 7/286:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/224:25 pm
DEN
- LAS
Nonstop2h 04m
Frontier
Mon 7/2712:59 am
LAS
- DEN
Nonstop1h 49m
Frontier
Deal found 6/15![Frontier logo]()
$113
This Flightnetwork deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/287:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Tue 8/116:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/16![Frontier logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/2810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Tue 8/49:40 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$90
This Trip.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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.
Tue 7/2810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Wed 7/296:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 6/19![Frontier logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/2910:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Thu 8/65:35 pm
LAX
- DEN
Nonstop2h 37m
Frontier
Deal found 6/17![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/316:10 am
DEN
- LAS
Nonstop1h 59m
Frontier
Mon 8/312:59 am
LAS
- DEN
Nonstop1h 49m
Frontier
Deal found 6/16![Frontier logo]()
$112
One-way flights from Colorado to CaliforniaSearch for one-way flight options from Colorado to California. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Colorado to California. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This iWofly deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:29 pm
DEN
- ONT
Nonstop2h 21m
Frontier
Deal found 6/19![Frontier logo]()
$42
This Kiwi.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/48:45 am
DEN
- ONT
Nonstop2h 19m
Frontier
Deal found 6/19![Frontier logo]()
$43
This Cheapflightsfares deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/1110:29 pm
DEN
- ONT
Nonstop2h 21m
Frontier
Deal found 6/20![Frontier logo]()
$44
This iWofly deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:45 am
DEN
- ONT
Nonstop2h 19m
Frontier
Deal found 6/18![Frontier logo]()
$45
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/78:45 am
DEN
- ONT
Nonstop2h 19m
Frontier
Deal found 6/17![Frontier logo]()
$48
This Cheapflightsfares deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/1410:29 pm
DEN
- ONT
Nonstop2h 21m
Frontier
Deal found 6/17![Frontier logo]()
$49
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/1410:29 pm
DEN
- LAS
Nonstop2h 00m
Frontier
Deal found 6/18![Frontier logo]()
$52
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/124:25 pm
DEN
- LAS
Nonstop2h 04m
Frontier
Deal found 6/20![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 7/2110:00 am
DEN
- LAS
Nonstop2h 07m
Frontier
Deal found 6/20![Frontier logo]()
$54
This Cheapflightsfares deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/1410:29 pm
DEN
- ONT
Nonstop2h 21m
Frontier
Deal found 6/20![Frontier logo]()
$54
This Super.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 10/109:15 am
DEN
- ONT
Nonstop2h 28m
Frontier
Deal found 6/19![Frontier logo]()
$56
This Frontier deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 9/510:34 pm
DEN
- ONT
Nonstop2h 21m
Frontier
Deal found 6/20![Frontier logo]()
$57
Find flight deals from Colorado to California
Keep the following information in mind while searching for Colorado to California flight deals. Data was last updated June 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $87 (Super.com) |
One-way from | $42 (iWofly) |
Popular in | March |
Cheapest in | February |
Average price | $253 |
Good round-trip deal | $138 or less |
Good one-way deal | $89 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to California 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 20, 2026.
Use the filters below to find and compare flights from Colorado to California that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverOntario
DEN - ONT
DENONT
Denver Intl
Wed 7/29
5:40 am-8:47 am
1 stop4h 07m
Ontario
Tue 8/4
1:06 pm-8:01 pm
1 stop5h 55m
$197
DenverOntario
DEN - ONT
DENONT
Denver Intl
Wed 8/19
9:10 am-1:35 pm
1 stop5h 25m
Ontario
Wed 8/26
2:10 pm-9:20 pm
2 stops6h 10m
$202
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Fri 9/25
8:15 am-12:30 pm
1 stop5h 15m
San Diego
Sat 9/26
9:46 am-4:53 pm
1 stop6h 07m
$207
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Wed 8/19
6:28 pm-11:50 pm
1 stop6h 22m
San Diego
Fri 8/21
5:01 pm-10:55 pm
1 stop4h 54m
$207
DenverLos Angeles
DEN - LAX
DENLAX
Denver Intl
Thu 8/6
4:15 pm-7:20 pm
1 stop4h 05m
Los Angeles Los Angeles
Tue 8/18
3:25 pm-9:50 pm
1 stop5h 25m
$210
DenverSan Diego
DEN - SAN
DENSAN
Denver Intl
Thu 10/29
6:25 pm-11:47 pm
1 stop6h 22m
San Diego
Sun 11/1
6:15 am-11:55 am
1 stop4h 40m
$217
DenverLos Angeles
DEN - LAX
DENLAX
Denver Intl
Thu 8/20
8:05 am-2:30 pm
2 stops7h 25m
Los Angeles Los Angeles
Mon 8/24
11:20 am-4:15 pm
1 stop3h 55m
$219
DenverLas Vegas
DEN - LAS
DENLAS
Denver Intl
Tue 7/28
11:32 am-5:39 pm
1 stop7h 07m
Las Vegas Harry Reid Intl
Thu 7/30
2:38 pm-11:30 pm
1 stop7h 52m
$221
Quickest round-trip
DenverLos Angeles
DEN - LAX
DENLAX
Denver Intl
Sat 12/5
6:00 am-7:29 am
Nonstop2h 29m
Los Angeles Los Angeles
Sat 4/3
6:45 pm-10:01 pm
Nonstop2h 16m
$232
DenverOntario
DEN - ONT
DENONT
Denver Intl
Thu 9/3
9:45 am-3:05 pm
2 stops6h 20m
Ontario
Sat 9/5
8:35 am-5:35 pm
2 stops8h 00m
$233
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Colorado to California
Have a flexible travel schedule? Discover the best time to fly to California from Colorado with our price prediction graph.
DEN-LAX
DEN-LAS
DEN-SAN
DEN-ONT
DEN-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado to California
USCO-USCA
DEN-LAX
DEN-LAS
DEN-SAN
DEN-ONT
What is the cheapest month to book a flight from Colorado to California?
Currently, September is the cheapest month in which you can book a flight from Colorado to California (average of $205). Flying from Colorado to California in June is currently the most expensive (average of $332). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CO to CA?
Find hourly flight availability from Colorado to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 20, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from Colorado to California by exploring options for tickets in the evening.
Weekly flight availability from Colorado to California
Explore weekly flight availability from Colorado to California. 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 20, 2026.
The most flights from USCO to USCA are scheduled on a Friday (98 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (60 on average).
How much does it cost to fly round-trip from Colorado to California?
How far ahead should I book a flight from Colorado to California?
The best time to book flights from Colorado to California is 68 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 Colorado to California?
Use this chart to determine the cheapest time to fly round-trip from Colorado to California. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Colorado to California flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing California
Get insights into the airlines that provide service to California. 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 California. Reviews last updated June 20, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andUnited Airlines from Colorado to California to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Colorado to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Colorado to California
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to California by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to California by cabin class
Find flights from Colorado to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and California flights
Browse other Colorado and California flight options. Last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from California
Find the right flight back to Colorado after your stay in California
Colorado to California flights
Consider these flights traveling from Colorado to California.
Top 10 airlines flying from Colorado to California
Discover the top 10 airlines that operate flights from Colorado to California. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$48 | Average$193 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$68 | Average$168 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$90 | Average$300 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$90 | Average$132 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$100 | Average$291 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$115 | Average$386 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$117 | Average$369 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$128 | Average$176 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$144 | Average$374 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$236 | FlexibilityNo cancel fee | On-time62% |