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$93+ Cheap flights from Denver (DEN) to Sonoma, CA

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
jul 8 — jul 151
ter 7/8
ter 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Sonoma are usually found in February or September, booked 81 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Denver to Sonoma

Keep the following information in mind while searching for Denver to Sonoma flight deals. Data was last updated julho 3, 2025.

Round-trip from

$138
(Priceline)

One-way from

$93
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$217
From Denver Intl to Sonoma
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One-way flight from Denver Intl to Sonoma
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Highest demand for flights based on searches. 10% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Sonoma

Cheapest flights from Denver to Sonoma
Explore the most affordable flight options available from Denver to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 3, 2025.

This Priceline deal was found by Cheapflights users on 7/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 8/225:05 pmDEN - SFO
1 stop5h 44mFrontier
dom 8/246:26 amSFO - DEN
Nonstop2h 40mFrontier
Deal found 7/3$138
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 9/410:29 pmDEN - SFO
Nonstop2h 47mMultiple Airlines
ter 9/910:08 amSFO - DEN
1 stop6h 13mMultiple Airlines
Deal found 7/1$143
This Southwest deal was found by Cheapflights users on 7/2. 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.
sáb 8/167:55 pmDEN - SFO
Nonstop2h 40mSouthwest
seg 8/185:30 amSFO - DEN
Nonstop2h 25mSouthwest
Deal found 7/2$157
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 9/411:40 amDEN - SFO
1 stop5h 44mAlaska Airlines
seg 9/811:30 amSFO - DEN
1 stop7h 57mAlaska Airlines
Deal found 7/1$176

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Sonoma 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 julho 3, 2025.
Use the filters below to find and compare flights from Denver to Sonoma that are best for you.

Fly from

Denver

Fly to

Sonoma

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sex 8/22

5:05 pm-9:49 pm

1 stop5h 44m

San Francisco

dom 8/24

6:26 am-10:06 am

Nonstop2h 40m

$138

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

qui 9/4

10:29 pm-12:16 am

Nonstop2h 47m

San Francisco

ter 9/9

10:08 am-5:21 pm

1 stop6h 13m

$143

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sáb 8/16

2:50 pm-4:25 pm

Nonstop2h 35m

San Francisco

seg 8/18

5:30 am-8:55 am

Nonstop2h 25m

$157

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

qui 9/4

11:40 am-4:24 pm

1 stop5h 44m

San Francisco

seg 9/8

11:30 am-8:27 pm

1 stop7h 57m

$176

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sex 9/5

11:40 am-4:24 pm

1 stop5h 44m

San Francisco

seg 9/8

11:30 am-8:27 pm

1 stop7h 57m

$183

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

dom 7/6

7:00 am-3:31 pm

1 stop9h 31m

$93

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

qua 9/10

10:30 am-5:45 pm

2 stops8h 15m

$94

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

seg 9/1

7:20 am-12:11 pm

1 stop5h 51m

$109

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sex 8/1

7:11 pm-11:39 pm

1 stop5h 28m

$118

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

qui 9/11

11:40 am-4:24 pm

1 stop5h 44m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Denver to Sonoma

Have a flexible travel schedule? Discover the best time to fly to Sonoma from Denver 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 Denver to Sonoma

How far ahead should I book a flight from Denver to Sonoma?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Sonoma. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Sonoma, you should look to book at least 81 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 Denver to Sonoma?

Currently, January is the cheapest month in which you can book a flight from Denver to Sonoma (average of $276). Flying from Denver to Sonoma in June is currently the most expensive (average of $360). 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 DEN to SN9?

Find hourly flight availability from Denver to Sonoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julho 3, 2025.

When flying from Denver to Sonoma, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Denver to Sonoma?

Use this chart to determine the cheapest time to fly round-trip from Denver to Sonoma. Price data was last updated on October 27, 2024.

Travelers seeking maximum savings on their Denver to Sonoma flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Denver to Sonoma

Explore weekly flight availability from Denver to Sonoma. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julho 3, 2025.

The most flights from DEN to SN9 are scheduled on a Wednesday (53 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (25 on average).

Reviews of airlines servicing Sonoma

Get insights into the airlines that provide service to Sonoma. 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 Sonoma. Reviews last updated julho 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Denver to Sonoma by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Denver to Sonoma. 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 Denver to Sonoma?

    Denver Intl (DEN), located 18.5 mi from the city center, is the airport you fly out of when you book flights from Denver to Sonoma. 6 airlines have flights from Denver Intl to Sonoma on a regular basis. Booking flights from Denver Intl to Sonoma should not be difficult; the airport handles an average of 38 outbound flights to Sonoma per day.

  • How popular is this Denver to Sonoma flight route?

    Within the past month, 146 users have taken a look at flights from Denver Intl to Sonoma.

  • What are the cheapest airlines to fly from Denver to Sonoma one-way?

    $93 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $94 and $109, respectively.

  • What are the most reliable airlines from Denver to Sonoma?

    No one likes to see their flight delayed. When booking a flight from Denver to Sonoma consider choosing Air China (100%), ANA (93%) or Emirates (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Sonoma?

    Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Denver Intl - San Francisco) can be booked for $103 on average our data indicates $2,523 when flying from Denver to Sonoma.

  • Can I find deals for flights from Denver to Sonoma that include hotel bookings?

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

  • How can I find direct flights from Denver to Sonoma?

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

  • Can I find deals for business class flights from Denver to Sonoma?

    Yes. Cheapflights offers flight deals from Denver to Sonoma 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 Denver to Sonoma?

    Currently, January is the cheapest month in which you can book a flight from Denver to Sonoma (average of $276). Flying from Denver to Sonoma in June is currently the most expensive (average of $360). 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

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Top 6 airlines flying from Denver to Sonoma

Discover the top 6 airlines that operate flights from Denver to Sonoma. 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 julho 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$162FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$288FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$141Average$293FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$148Average$320FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$296Average$541FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$307Average$477FlexibilityNo cancel feeOn-time75%

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