$62+ Cheap flights from Oakland, CA to Denver (OAK - DEN)
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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — DEN
Sep 15 — Sep 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Oakland to Denver 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.Cheapflights Tip: The best prices from Oakland to Denver Intl are usually found in January or October, booked 63 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Oakland to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Oakland to DenverExplore the most affordable flight options available from Oakland to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2026.
Explore the most affordable flight options available from Oakland to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/2612:47 pm -
1 stop9h 57m
Sat 10/37:30 am -
1 stop5h 21m
Deal found 8/12![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:51 pm -
1 stop19h 09m
Mon 9/1410:50 pm -
1 stop14h 01m
Deal found 8/12![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/2410:17 am -
1 stop7h 16m
Tue 9/297:30 am -
1 stop5h 21m
Deal found 8/11![Frontier logo]()
$164
This CheapOair deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:17 am -
1 stop12h 27m
Mon 9/217:30 am -
1 stop11h 26m
Deal found 8/11![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/112:13 pm -
1 stop19h 52m
Sat 9/510:45 pm -
1 stop13h 33m
Deal found 8/11![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/212:13 pm -
1 stop10h 57m
Sat 9/510:45 pm -
1 stop13h 33m
Deal found 8/11![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/136:51 pm -
1 stop27h 53m
Mon 9/2110:50 pm -
1 stop14h 01m
Deal found 8/11![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/2810:17 am -
1 stop12h 27m
Sun 10/41:46 pm -
2 stops47h 05m
Deal found 8/11![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 10/26:51 pm -
1 stop16h 55m
Mon 10/56:38 pm -
1 stop18h 13m
Deal found 8/11![Frontier logo]()
$190
Best flights from Oakland to DenverDiscover carefully curated flight deals from Oakland to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
Discover carefully curated flight deals from Oakland to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 11/129:30 am -
1 stop4h 25m
Sat 11/145:10 pm -
Nonstop2h 40m
Deal found 8/11![Southwest logo]()
$213
This Alaska Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 11/225:13 pm -
1 stop18h 38m
Wed 12/212:49 pm -
1 stop22h 16m
Deal found 8/12![Alaska Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/244:50 pm -
Nonstop2h 25m
Mon 9/2810:35 pm -
Nonstop2h 35m
Deal found 8/14![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 8/16. 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.
Fri 10/237:40 pm -
Nonstop2h 25m
Mon 10/2611:05 am -
Nonstop2h 35m
Deal found 8/16![Southwest logo]()
$291
This Alaska Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/261:29 pm -
2 stops8h 50m
Mon 9/286:20 am -
1 stop9h 13m
Deal found 8/13![Alaska Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/68:10 am -
Nonstop2h 25m
Thu 10/81:40 pm -
Nonstop2h 35m
Deal found 8/12![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/284:50 pm -
Nonstop2h 25m
Sun 10/45:55 am -
Nonstop2h 35m
Deal found 8/11![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 8/266:40 pm -
Nonstop2h 25m
Fri 8/289:00 am -
1 stop4h 30m
Deal found 8/12![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/114:50 pm -
Nonstop2h 25m
Mon 9/1410:35 pm -
Nonstop2h 35m
Deal found 8/14![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/236:40 pm -
Nonstop2h 30m
Fri 9/255:40 pm -
Nonstop2h 40m
Deal found 8/14![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 8/16. 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.
Wed 11/117:10 am -
2 stops5h 55m
Fri 11/138:25 am -
2 stops6h 05m
Deal found 8/16![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 10/97:40 pm -
Nonstop2h 25m
Mon 10/128:30 am -
Nonstop2h 40m
Deal found 8/14![Southwest logo]()
$376
Last-minute flights from Oakland to DenverDiscover last-minute flight deals from Oakland to Denver. Data last updated August 16, 2026 and is based on user searches.
Discover last-minute flight deals from Oakland to Denver. Data last updated August 16, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/112:13 pm -
1 stop19h 52m
Sat 9/510:45 pm -
1 stop13h 33m
Deal found 8/11![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/212:13 pm -
1 stop10h 57m
Sat 9/510:45 pm -
1 stop13h 33m
Deal found 8/11![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:51 pm -
1 stop19h 09m
Mon 9/1410:50 pm -
1 stop14h 01m
Deal found 8/12![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/136:51 pm -
1 stop27h 53m
Mon 9/2110:50 pm -
1 stop14h 01m
Deal found 8/11![Frontier logo]()
$183
This CheapOair deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:17 am -
1 stop12h 27m
Mon 9/217:30 am -
1 stop11h 26m
Deal found 8/11![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/2410:17 am -
1 stop7h 16m
Tue 9/297:30 am -
1 stop5h 21m
Deal found 8/11![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/2612:47 pm -
1 stop9h 57m
Sat 10/37:30 am -
1 stop5h 21m
Deal found 8/12![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/2810:17 am -
1 stop12h 27m
Sun 10/41:46 pm -
2 stops47h 05m
Deal found 8/11![Frontier logo]()
$188
One-way flights from Oakland to DenverSearch for one-way flight options from Oakland to Denver. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
Search for one-way flight options from Oakland to Denver. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 10/1012:47 pm -
1 stop9h 59m
Deal found 8/13![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/1512:47 pm -
1 stop23h 04m
Deal found 8/13![Frontier logo]()
$63
This Trip.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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.
Wed 9/212:13 pm -
1 stop10h 57m
Deal found 8/12![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/95:20 pm -
1 stop29h 26m
Deal found 8/12![Frontier logo]()
$66
This Trip.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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.
Mon 9/286:51 pm -
1 stop14h 16m
Deal found 8/14![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/146:51 pm -
1 stop14h 16m
Deal found 8/13![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:51 pm -
1 stop17h 00m
Deal found 8/11![Frontier logo]()
$69
This Trip.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:17 am -
1 stop12h 27m
Deal found 8/14![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/2912:47 pm -
1 stop23h 04m
Deal found 8/14![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 10/1312:47 pm -
1 stop9h 59m
Deal found 8/14![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:13 pm -
1 stop11h 02m
Deal found 8/15![Frontier logo]()
$76
This Trip.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Mon 8/318:37 pm -
1 stop24h 04m
Deal found 8/13![Frontier logo]()
$77
Find flight deals from Oakland to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $129 (Kiwi.com) |
One-way from | $62 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $377 |
Good round-trip deal | $369 or less |
Good one-way deal | $187 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Oakland to Denver 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 August 16, 2026.
Use the filters below to find and compare flights from Oakland to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Thu 11/12
9:30 am-2:55 pm
1 stop4h 25m
Denver Intl
Sat 11/14
5:10 pm-6:50 pm
Nonstop2h 40m
$213
Quickest round-trip
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Thu 9/24
4:50 pm-8:15 pm
Nonstop2h 25m
Denver Intl
Mon 9/28
10:35 pm-12:10 am
Nonstop2h 35m
$272
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Fri 10/23
7:40 pm-11:05 pm
Nonstop2h 25m
Denver Intl
Mon 10/26
11:05 am-12:40 pm
Nonstop2h 35m
$291
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Tue 10/6
8:10 am-11:35 am
Nonstop2h 25m
Denver Intl
Thu 10/8
1:40 pm-3:15 pm
Nonstop2h 35m
$327
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Mon 9/28
4:50 pm-8:15 pm
Nonstop2h 25m
Denver Intl
Sun 10/4
5:55 am-7:30 am
Nonstop2h 35m
$327
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Wed 8/26
6:40 pm-10:05 pm
Nonstop2h 25m
Denver Intl
Fri 8/28
9:00 am-12:30 pm
1 stop4h 30m
$345
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Sun 11/22
5:13 pm-12:51 pm
1 stop18h 38m
Denver Intl
Wed 12/2
12:49 pm-10:05 am
1 stop22h 16m
$347
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Fri 9/11
4:50 pm-8:15 pm
Nonstop2h 25m
Denver Intl
Mon 9/14
10:35 pm-12:10 am
Nonstop2h 35m
$348
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Wed 9/23
6:40 pm-10:10 pm
Nonstop2h 30m
Denver Intl
Fri 9/25
5:40 pm-7:20 pm
Nonstop2h 40m
$348
OaklandDenver
OAK Oakland - DEN Denver Intl
OAKDEN
Oakland
Sat 9/26
1:29 pm-11:19 pm
2 stops8h 50m
Denver Intl
Mon 9/28
6:20 am-2:33 pm
1 stop9h 13m
$353
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Oakland to Denver
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Denver in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Oakland, California-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oakland, California-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Oakland, California-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oakland, California-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Oakland to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Oakland with our price prediction graph.
OAK-DEN
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 Denver
How far ahead should I book a flight from Oakland, California to Denver?
To ensure you get the cheapest price possible for a flight from Oakland, California to Denver, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Oakland, California to Denver?
Currently, January is the cheapest month in which you can book a flight from Oakland, California to Denver (average of $197). Flying from Oakland, California to Denver in July is currently the most expensive (average of $468). 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 DEN?
Find hourly flight availability from Oakland to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2026.
It’s optimal to fly from Oakland, California to Denver in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Oakland, California to Denver?
Use this chart to determine the cheapest time to fly round-trip from Oakland to Denver. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Oakland, California to Denver flight should consider departing on Monday 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.
The best insider tips for Oakland to Denver flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Oakland to Denver trip
Our travel experts
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated August 16, 2026.
See what other customers who have flown with Southwest,United Airlines, andFrontier from Oakland to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
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 Oakland to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Black Hawk
Lakewood
Centennial
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Greeley
Winter Park
Limon
Manitou Springs
Frisco
Englewood
Glendale
Evergreen
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
Denver flight routes
Flights by cabin class
Other flight options
Other flights from Oakland
Popular flights
Alternative routes for Oakland to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Search flights from Oakland to Denver by cabin class
Find flights from Oakland to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oakland and Denver flights
Browse other Oakland and Denver flight options. Last updated on August 16, 2026.
Other flights from Oakland
Browse through other flights departing from Oakland. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Oakland to Denver
Discover the top 3 airlines that operate flights from Oakland to Denver. 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 August 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$222 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$173 | Average$402 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$201 | Average$421 | FlexibilityNo cancel fee | On-time63% |