$96+ Cheap flights from Oakland, CA (OAK) 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — DEN
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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Cheapest flights from Oakland to ColoradoExplore the most affordable flight options available from Oakland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
Explore the most affordable flight options available from Oakland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.
This SmartFares deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:58 pm
OAK
- DEN
1 stop7h 51m
Alaska Airlines
Sat 5/307:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:29 am
OAK
- DEN
1 stop12h 20m
Alaska Airlines
Wed 6/37:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:45 pm
OAK
- COS
1 stop5h 00m
Southwest
Sun 6/288:55 pm
COS
- OAK
1 stop4h 55m
Southwest
Deal found 5/4![Southwest logo]()
$286
This Expedia deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 am
OAK
- DEN
1 stop8h 51m
Alaska Airlines
Wed 9/306:15 am
DEN
- OAK
1 stop12h 57m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/265:30 pm
OAK
- COS
2 stops6h 50m
Southwest
Tue 7/77:55 pm
COS
- OAK
1 stop4h 25m
Southwest
Deal found 5/6![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:45 pm
OAK
- COS
1 stop7h 35m
Southwest
Mon 6/87:55 pm
COS
- OAK
1 stop4h 30m
Southwest
Deal found 5/3![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 5/302:58 pm
OAK
- DEN
1 stop7h 39m
Alaska Airlines
Thu 6/46:40 am
DEN
- OAK
1 stop8h 34m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$303
This Expedia deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Wed 5/277:00 am
OAK
- DEN
2 stops13h 37m
Alaska Airlines
Fri 5/297:51 pm
DEN
- OAK
1 stop14h 54m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/2010:29 am
OAK
- DEN
1 stop7h 42m
Alaska Airlines
Wed 5/276:40 am
DEN
- OAK
1 stop8h 34m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
OAK
- COS
1 stop4h 15m
Delta
Thu 5/2811:55 am
COS
- OAK
1 stop5h 30m
Delta
Deal found 5/3![Delta logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:02 am
OAK
- DEN
1 stop16h 57m
Alaska Airlines
Tue 6/164:36 pm
DEN
- OAK
1 stop17h 50m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/124:45 pm
OAK
- COS
1 stop7h 35m
Southwest
Sun 6/148:55 pm
COS
- OAK
1 stop4h 55m
Southwest
Deal found 5/6![Southwest logo]()
$313
Best flights from Oakland to ColoradoDiscover carefully curated flight deals from Oakland to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
Discover carefully curated flight deals from Oakland to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 7, 2026.
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/265:30 pm
OAK
- COS
2 stops6h 50m
Southwest
Tue 7/77:55 pm
COS
- OAK
1 stop4h 25m
Southwest
Deal found 5/6![Southwest logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/2010:29 am
OAK
- DEN
1 stop7h 42m
Alaska Airlines
Wed 5/276:40 am
DEN
- OAK
1 stop8h 34m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:57 pm
OAK
- COS
1 stop4h 59m
Delta
Thu 8/66:16 pm
COS
- OAK
1 stop6h 35m
Delta
Deal found 5/3![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 5/5. 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.
Tue 6/235:30 am
OAK
- COS
1 stop4h 05m
Southwest
Sun 6/288:55 pm
COS
- OAK
2 stops10h 35m
Southwest
Deal found 5/5![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:57 pm
OAK
- COS
1 stop4h 59m
Delta
Sun 8/236:16 pm
COS
- OAK
1 stop6h 35m
Delta
Deal found 5/4![Delta logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:29 am
OAK
- DEN
1 stop7h 42m
Alaska Airlines
Sat 6/67:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/124:45 pm
OAK
- COS
1 stop7h 35m
Southwest
Sun 6/148:55 pm
COS
- OAK
1 stop4h 55m
Southwest
Deal found 5/6![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 am
OAK
- DEN
1 stop4h 53m
Delta
Tue 6/307:00 pm
DEN
- OAK
1 stop5h 54m
Delta
Deal found 5/6![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:50 pm
OAK
- DEN
1 stop7h 40m
Alaska Airlines
Sat 7/116:00 am
DEN
- OAK
1 stop4h 57m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 7/305:05 am
OAK
- COS
1 stop4h 25m
Southwest
Sun 8/28:55 pm
COS
- OAK
1 stop11h 15m
Southwest
Deal found 5/6![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:03 pm
OAK
- DEN
1 stop4h 38m
Delta
Mon 6/297:00 pm
DEN
- OAK
1 stop5h 54m
Delta
Deal found 5/4![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/296:02 am
OAK
- DEN
1 stop16h 47m
Alaska Airlines
Sat 5/307:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:10 pm
OAK
- COS
2 stops6h 20m
Southwest
Sun 8/28:55 pm
COS
- OAK
1 stop11h 15m
Southwest
Deal found 5/6![Southwest logo]()
$324
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
OAK
- DEN
1 stop5h 04m
Delta
Tue 8/259:28 am
DEN
- OAK
2 stops15h 23m
Delta
Deal found 5/2![Delta logo]()
$351
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/208:00 pm
OAK
- DEN
Nonstop2h 25m
Southwest
Tue 6/306:00 am
DEN
- OAK
1 stop4h 25m
Southwest
Deal found 5/6![Southwest logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:50 pm
OAK
- DEN
1 stop7h 40m
Alaska Airlines
Fri 6/2611:32 am
DEN
- OAK
1 stop8h 01m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:50 pm
OAK
- DEN
1 stop7h 40m
Alaska Airlines
Mon 8/246:15 am
DEN
- OAK
1 stop5h 29m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:05 am
OAK
- DEN
1 stop5h 30m
Southwest
Thu 6/1810:10 pm
DEN
- OAK
Nonstop2h 35m
Southwest
Deal found 5/2![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:05 pm
OAK
- GJT
1 stop3h 55m
Delta
Mon 6/86:50 pm
GJT
- OAK
1 stop6h 04m
Delta
Deal found 5/2![Delta logo]()
$447
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:20 am
OAK
- DEN
2 stops6h 00m
Southwest
Sat 6/67:55 am
DEN
- OAK
2 stops6h 20m
Southwest
Deal found 5/2![Southwest logo]()
$378
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:20 am
OAK
- COS
1 stop4h 25m
Southwest
Sun 9/136:30 am
COS
- OAK
1 stop4h 40m
Southwest
Deal found 5/3![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:20 am
OAK
- COS
1 stop4h 35m
Southwest
Sun 5/315:55 am
COS
- OAK
1 stop5h 00m
Southwest
Deal found 5/4![Southwest logo]()
$415
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/195:03 pm
OAK
- GJT
1 stop3h 51m
Delta
Tue 6/237:40 am
GJT
- OAK
1 stop5h 13m
Delta
Deal found 5/6![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:57 pm
OAK
- GJT
1 stop3h 59m
Delta
Sun 8/96:53 pm
GJT
- OAK
1 stop5h 58m
Delta
Deal found 5/2![Delta logo]()
$679
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 5/2211:15 am
OAK
- MTJ
1 stop6h 55m
Southwest
Tue 5/268:45 am
MTJ
- OAK
1 stop6h 05m
Southwest
Deal found 5/7![Southwest logo]()
$572
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/2312:28 pm
OAK
- GJT
1 stop8h 32m
Delta
Sun 5/247:40 am
GJT
- OAK
1 stop9h 45m
Delta
Deal found 5/6![Delta logo]()
$725
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/226:00 am
OAK
- GJT
1 stop15h 00m
Delta
Sun 5/247:40 am
GJT
- OAK
1 stop9h 45m
Delta
Deal found 5/6![Delta logo]()
$759
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/226:00 am
OAK
- GJT
1 stop15h 00m
Delta
Tue 5/266:51 pm
GJT
- OAK
1 stop17h 57m
Delta
Deal found 5/6![Delta logo]()
$776
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:25 am
OAK
- MTJ
2 stops8h 00m
Southwest
Sun 7/58:00 am
MTJ
- OAK
2 stops9h 10m
Southwest
Deal found 5/6![Southwest logo]()
$843
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/226:00 am
OAK
- GJT
1 stop15h 00m
Delta
Mon 5/257:40 am
GJT
- OAK
1 stop17h 17m
Delta
Deal found 5/6![Delta logo]()
$913
Last-minute flights from Oakland to ColoradoDiscover last-minute flight deals from Oakland to Colorado. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Oakland to Colorado. Data last updated May 7, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/2010:29 am
OAK
- DEN
1 stop7h 42m
Alaska Airlines
Wed 5/276:40 am
DEN
- OAK
1 stop8h 34m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
OAK
- COS
1 stop4h 15m
Delta
Thu 5/2811:55 am
COS
- OAK
1 stop5h 30m
Delta
Deal found 5/3![Delta logo]()
$312
This SmartFares deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:58 pm
OAK
- DEN
1 stop7h 51m
Alaska Airlines
Sat 5/307:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$270
This Expedia deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Wed 5/277:00 am
OAK
- DEN
2 stops13h 37m
Alaska Airlines
Fri 5/297:51 pm
DEN
- OAK
1 stop14h 54m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 5/302:58 pm
OAK
- DEN
1 stop7h 39m
Alaska Airlines
Fri 6/57:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:29 am
OAK
- DEN
1 stop12h 20m
Alaska Airlines
Wed 6/37:51 pm
DEN
- OAK
1 stop4h 59m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:45 pm
OAK
- COS
1 stop7h 35m
Southwest
Mon 6/87:55 pm
COS
- OAK
1 stop4h 30m
Southwest
Deal found 5/3![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:02 am
OAK
- DEN
1 stop16h 57m
Alaska Airlines
Tue 6/164:36 pm
DEN
- OAK
1 stop17h 50m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:58 pm
OAK
- DEN
1 stop8h 01m
Alaska Airlines
Thu 6/186:00 am
DEN
- OAK
1 stop4h 57m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/124:45 pm
OAK
- COS
1 stop7h 35m
Southwest
Sun 6/148:55 pm
COS
- OAK
1 stop4h 55m
Southwest
Deal found 5/6![Southwest logo]()
$313
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:45 pm
OAK
- COS
1 stop5h 00m
Southwest
Sun 6/288:55 pm
COS
- OAK
1 stop4h 55m
Southwest
Deal found 5/4![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/265:30 pm
OAK
- COS
2 stops6h 50m
Southwest
Tue 7/77:55 pm
COS
- OAK
1 stop4h 25m
Southwest
Deal found 5/6![Southwest logo]()
$301
One-way flights from Oakland to ColoradoSearch for one-way flight options from Oakland to Colorado. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
Search for one-way flight options from Oakland to Colorado. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This WAYA deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:02 am
OAK
- DEN
1 stop6h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$96
This WAYA deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:02 am
OAK
- DEN
1 stop6h 05m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$107
This WAYA deal was found by Cheapflights users on 5/5. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:02 am
OAK
- DEN
1 stop6h 05m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$129
This Delta deal was found by Cheapflights users on 5/5. 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 10/215:05 pm
OAK
- COS
1 stop4h 25m
Delta
Deal found 5/5![Delta logo]()
$140
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:58 pm
OAK
- DEN
1 stop7h 51m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$142
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:15 pm
OAK
- DEN
1 stop26h 34m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$147
This WAYA deal was found by Cheapflights users on 5/5. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:02 am
OAK
- DEN
1 stop6h 05m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$151
This SmartFares deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:00 pm
OAK
- DEN
1 stop7h 56m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$154
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:55 pm
OAK
- DEN
Nonstop2h 25m
Southwest
Deal found 5/2![Southwest logo]()
$159
This Alaska Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/242:58 pm
OAK
- DEN
1 stop7h 51m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$162
This Southwest deal was found by Cheapflights users on 5/5. 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.
Fri 6/195:30 pm
OAK
- COS
2 stops6h 50m
Southwest
Deal found 5/5![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:05 am
OAK
- DEN
1 stop5h 20m
Southwest
Deal found 5/6![Southwest logo]()
$164
Find flight deals from Oakland to Colorado
Keep the following information in mind while searching for Oakland to Colorado flight deals. Data was last updated May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $270 (SmartFares) |
One-way from | $96 (WAYA) |
Popular in | March |
Cheapest in | October |
Average price | $267 |
Good round-trip deal | $433 or less |
Good one-way deal | $228 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Oakland to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Oakland to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Fri 6/26
5:30 pm-1:20 am
2 stops6h 50m
Colorado Springs
Tue 7/7
7:55 pm-11:20 pm
1 stop4h 25m
$301
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Tue 6/23
5:30 am-10:35 am
1 stop4h 05m
Colorado Springs
Sun 6/28
8:55 pm-6:30 am
2 stops10h 35m
$307
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Wed 5/20
10:29 am-7:11 pm
1 stop7h 42m
Denver Intl
Wed 5/27
6:40 am-2:14 pm
1 stop8h 34m
$310
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Mon 8/3
4:57 pm-10:56 pm
1 stop4h 59m
Colorado Springs
Thu 8/6
6:16 pm-11:51 pm
1 stop6h 35m
$313
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Thu 8/20
4:57 pm-10:56 pm
1 stop4h 59m
Colorado Springs
Sun 8/23
6:16 pm-11:51 pm
1 stop6h 35m
$313
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Fri 6/12
4:45 pm-1:20 am
1 stop7h 35m
Colorado Springs
Sun 6/14
8:55 pm-12:50 am
1 stop4h 55m
$313
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Thu 7/30
5:05 am-10:30 am
1 stop4h 25m
Colorado Springs
Sun 8/2
8:55 pm-7:10 am
1 stop11h 15m
$318
OaklandColorado Springs
OAK - COS
OAKCOS
Oakland
Sat 7/25
4:10 pm-11:30 pm
2 stops6h 20m
Colorado Springs
Sun 8/2
8:55 pm-7:10 am
1 stop11h 15m
$324
Quickest round-trip
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Sat 6/20
8:00 pm-11:25 pm
Nonstop2h 25m
Denver Intl
Tue 6/30
6:00 am-9:25 am
1 stop4h 25m
$327
OaklandDenver
OAK - DEN
OAKDEN
Oakland
Mon 6/1
10:29 am-7:11 pm
1 stop7h 42m
Denver Intl
Sat 6/6
7:51 pm-11:50 pm
1 stop4h 59m
$330
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Oakland to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Oakland with our price prediction graph.
OAK-DEN
OAK-COS
OAK-MTJ
OAK-ASE
OAK-GJT
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 Oakland to Colorado
OAK-USCO
OAK-DEN
OAK-COS
OAK-MTJ
OAK-ASE
How far ahead should I book a flight from Oakland, California to Colorado?
The price you pay for your flight from Oakland, California to Colorado may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Oakland, California to Colorado?
Currently, January is the cheapest month in which you can book a flight from Oakland, California to Colorado (average of $57). Flying from Oakland, California to Colorado in February is currently the most expensive (average of $157). 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 OAK to CO?
Find hourly flight availability from Oakland to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 7, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from Oakland, California to Colorado by exploring options for tickets in the evening.
What is the cheapest day to fly from Oakland, California to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Oakland to Colorado. Price data was last updated on May 2, 2026.
Travelers seeking maximum savings on their Oakland, California to Colorado flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Oakland, California to Colorado?
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated May 7, 2026.
Read through reviews of airlines operating flights from Oakland to Colorado, such as Southwest,United Airlines, andAllegiant Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
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 Oakland 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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Alternative routes for Oakland to Colorado
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Complete your trip
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Find flights from Oakland to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oakland and Colorado flights
Browse other Oakland and Colorado flight options. Last updated on May 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Oakland to Colorado flights
Consider these flights traveling from Oakland to Colorado.
Top 4 airlines flying from Oakland to Colorado
Discover the top 4 airlines that operate flights from Oakland to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$156 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$94 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$173 | Average$317 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$186 | Average$422 | FlexibilityNo cancel fee | On-time63% |