HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$79+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — DEN
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Colorado with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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 Oakland to Colorado

Cheapest flights from Oakland to Colorado
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 diciembre 12, 2025.

This Southwest deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/315:45 amOAK - DEN
Nonstop2h 30mSouthwest
mié. 1/73:35 pmDEN - OAK
Nonstop2h 50mSouthwest
Deal found 12/9$247
This Delta deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/315:53 amOAK - DEN
1 stop4h 07mDelta
mié. 1/76:23 pmDEN - OAK
1 stop5h 30mDelta
Deal found 12/9$297
This Alaska Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/318:32 pmOAK - DEN
1 stop20h 43mAlaska Airlines
sáb. 1/107:00 amDEN - OAK
1 stop10h 28mAlaska Airlines
Deal found 12/9$312
This Alaska Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/318:32 pmOAK - DEN
2 stops26h 27mAlaska Airlines
mié. 1/77:00 amDEN - OAK
1 stop10h 23mAlaska Airlines
Deal found 12/9$318
This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
mié. 12/315:45 amOAK - DEN
Nonstop2h 30mSouthwest
lun. 1/510:25 pmDEN - OAK
Nonstop2h 45mSouthwest
Deal found 12/10$327
This Alaska Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/318:32 pmOAK - DEN
1 stop13h 03mAlaska Airlines
mar. 1/66:02 amDEN - OAK
2 stops14h 50mAlaska Airlines
Deal found 12/9$338
This Alaska Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” 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.
mié. 12/318:32 pmOAK - DEN
1 stop20h 43mAlaska Airlines
lun. 1/56:02 amDEN - OAK
1 stop28h 04mAlaska Airlines
Deal found 12/9$342
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
jue. 12/255:53 amOAK - DEN
1 stop4h 12mDelta
mar. 1/64:10 pmDEN - OAK
1 stop7h 43mDelta
Deal found 12/10$347
This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
mié. 12/312:55 pmOAK - COS
1 stop6h 30mSouthwest
sáb. 1/38:55 pmCOS - OAK
1 stop11h 10mSouthwest
Deal found 12/10$469
This Southwest deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
sáb. 12/2012:40 pmOAK - COS
1 stop4h 45mSouthwest
sáb. 12/278:55 pmCOS - OAK
1 stop11h 10mSouthwest
Deal found 12/10$567
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
mar. 12/304:50 pmOAK - COS
1 stop4h 35mDelta
vie. 1/28:10 amCOS - OAK
1 stop4h 44mDelta
Deal found 12/10$819
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” 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.
jue. 12/2512:34 pmOAK - COS
1 stop6h 08mDelta
lun. 12/298:10 amCOS - OAK
1 stop4h 44mDelta
Deal found 12/10$909

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 diciembre 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$157
(Southwest)

One-way from

$79
(Southwest)

Popular in

June

Cheapest in

January

Average price

$275

Good round-trip deal

$362 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for San Francisco-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Denver Intl flights.
Search Deals
From Oakland to Colorado
Search Deals
One-way flight from Oakland to Colorado
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Oakland to Colorado.
Search Deals
Price to beat on a one-way flight from Oakland to Colorado.
Search Deals

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 diciembre 12, 2025.
Use the filters below to find and compare flights from Oakland to Colorado that are best for you.

Fly from

Oakland

Fly to

Colorado

Route

Depart

Return

Price

OaklandDenver

OAK - DEN

OAKDEN

Oakland

lun. 1/26

8:10 am-4:13 pm

1 stop7h 03m

Denver Intl

vie. 1/30

7:00 am-8:40 pm

1 stop14h 40m

$183

OaklandDenver

OAK - DEN

OAKDEN

Oakland

sáb. 1/31

11:08 am-11:35 pm

1 stop11h 27m

Denver Intl

lun. 2/2

11:49 am-11:03 am

2 stops24h 14m

$185

OaklandDenver

OAK - DEN

OAKDEN

Oakland

mié. 1/28

8:10 am-10:53 am

2 stops25h 43m

Denver Intl

sáb. 1/31

7:00 am-4:28 pm

1 stop10h 28m

$185

OaklandDenver

OAK - DEN

OAKDEN

Oakland

jue. 1/29

8:10 am-10:53 am

2 stops25h 43m

Denver Intl

dom. 2/1

7:00 am-11:03 am

1 stop29h 03m

$188

OaklandDenver

OAK - DEN

OAKDEN

Oakland

vie. 1/30

8:10 am-11:35 pm

1 stop14h 25m

Denver Intl

lun. 2/2

11:49 am-11:03 am

2 stops24h 14m

$188

OaklandDenver

OAK - DEN

OAKDEN

Oakland

vie. 1/23

5:17 pm-4:13 pm

1 stop21h 56m

Denver Intl

dom. 1/25

7:00 am-4:23 pm

1 stop10h 23m

$193

OaklandDenver

OAK - DEN

OAKDEN

Oakland

sáb. 2/7

12:33 pm-7:58 pm

1 stop6h 25m

Denver Intl

mié. 2/11

6:23 pm-11:53 pm

1 stop6h 30m

$197

OaklandDenver

OAK - DEN

OAKDEN

Oakland

dom. 2/1

5:17 pm-4:13 pm

1 stop21h 56m

Denver Intl

dom. 2/8

7:00 am-9:46 am

2 stops27h 46m

$198

OaklandDenver

OAK - DEN

OAKDEN

Oakland

sáb. 2/7

8:10 am-10:53 am

2 stops25h 43m

Denver Intl

mié. 2/11

7:00 am-4:23 pm

1 stop10h 23m

$208

OaklandColorado Springs

OAK - COS

OAKCOS

Oakland

jue. 1/29

2:45 pm-8:55 pm

1 stop5h 10m

Colorado Springs

dom. 2/1

6:10 am-10:10 am

1 stop5h 00m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 40 results
1
2
3
4

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.
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

What is the cheapest month to book a flight from Oakland, California to Colorado?

Currently, February is the cheapest month in which you can book a flight from Oakland, California to Colorado (average of $28). Flying from Oakland, California to Colorado in June is currently the most expensive (average of $106). 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 diciembre 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% 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 December 16, 2024.

Travelers seeking maximum savings on their Oakland, California to Colorado flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings 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 diciembre 12, 2025.
Read through reviews of airlines operating flights from Oakland to Colorado, such as Southwest, United Airlines, and Allegiant Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Allegiant Air
7.2
Good
699 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • What airport do you fly from for flights from Oakland to Colorado?

    Oakland (OAK), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Oakland to Colorado.

  • How popular is this Oakland, California to Colorado flight route?

    Within the past month, 25 users have taken a look at flights from Oakland to Colorado.

  • How long is the flight from Oakland, California to Colorado?

    There are many flights that can get you from Oakland, California to Colorado in 5h 10m. Fly via Alaska Airlines or Southwest to get the fastest option. Airlines will cover a distance of 951 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Oakland, California to Colorado?

    When deciding which route to take from Oakland, California to Colorado consider Oakland - Denver Intl, Oakland - Colorado Springs or Oakland - Vail Eagle County as they are the most popular.

  • What are the cheapest flights from Oakland, California to Colorado?

    The cheapest flight price from Oakland, California to Colorado is $58. On average you can expect to pay $375. The most popular route, (Oakland - Denver Intl), can usually be booked for $157.

  • Can I find deals for flights from Oakland to Colorado that include hotel bookings?

    Yes. In addition to deals on Oakland to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oakland to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oakland to Colorado.

  • Can I find deals for business class flights from Oakland to Colorado?

    Yes. Cheapflights offers flight deals from Oakland to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oakland, California to Colorado?

    Currently, February is the cheapest month in which you can book a flight from Oakland, California to Colorado (average of $28). Flying from Oakland, California to Colorado in June is currently the most expensive (average of $106). 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.

See more FAQs

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 for Oakland to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
Los Angeles to Dallas/Fort Worth flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Seattle flights
San Francisco to Las Vegas flights
Los Angeles to LaGuardia flights
Los Angeles to Honolulu flights
San Francisco to Los Angeles flights
San Francisco to Newark flights
San Francisco to Honolulu flights
Los Angeles to Fort Lauderdale flights
San Francisco to Ontario flights
Los Angeles to Miami flights
Los Angeles to Las Vegas flights
Los Angeles to Orlando flights
Los Angeles to O'Hare Intl flights
Ontario to Seattle flights
San Francisco to Dallas/Fort Worth flights
Ontario to San Francisco flights
Los Angeles to San Francisco flights
Los Angeles to Boston flights
Los Angeles to Hobby flights
Santa Ana to Las Vegas flights
Burbank to Las Vegas flights
San Francisco to LaGuardia flights
Ontario to Dallas/Fort Worth flights
Santa Ana to Dallas/Fort Worth flights
San Francisco to Santa Ana flights
San Francisco to Seattle flights
San Jose to Los Angeles flights
Los Angeles to George Bush Intcntl flights
Los Angeles to Denver flights
Los Angeles to Reagan-National flights
San Francisco to Kahului flights
Ontario to John F Kennedy Intl flights
San Jose to Las Vegas flights
Los Angeles to Kahului flights
Burbank to LaGuardia flights
Santa Ana to Seattle flights
San Francisco to Denver flights
Santa Ana to San Francisco flights
San Francisco to Miami flights
Los Angeles to Dulles Intl flights
San Francisco to Orlando flights
Los Angeles to San Jose flights
San Diego to John F Kennedy Intl flights
Los Angeles to Baltimore flights
Los Angeles to Salt Lake City flights
Los Angeles to Atlanta flights

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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$88Average$156FlexibilityNo cancel feeOn-time88%
FrontierCheapest$88Average$195FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$173Average$330FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$177Average$371FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.