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$69+ Cheap flights from Santa Rosa (STS) to Irvine, 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LAX
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Irvine are usually found in September or April, booked 82 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Santa Rosa to Irvine

Keep the following information in mind while searching for Santa Rosa to Irvine flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$152
(Alaska Airlines)

One-way from

$69
(Hawaiian Airlines)

Popular in

July

Cheapest in

September

Average price

$216
Provider with most accurate pricing for San Francisco-Los Angeles flight deals.
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From Santa Rosa Sonoma County to Irvine
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One-way flight from Santa Rosa Sonoma County to Irvine
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Highest demand for flights based on searches. 5% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Santa Rosa to Irvine

Cheapest flights from Santa Rosa to Irvine
Explore the most affordable flight options available from Santa Rosa to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 6/116:40 pmSTS - LAX
Nonstop1h 37mAlaska Airlines
Wed 6/1810:06 pmLAX - STS
Nonstop1h 38mAlaska Airlines
Deal found 3/26$152
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/107:00 amSTS - LAX
Nonstop1h 42mHawaiian Airlines
Mon 4/148:57 pmLAX - STS
Nonstop1h 42mHawaiian Airlines
Deal found 3/27$154
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1612:57 pmSTS - LAX
1 stop5h 31mAmerican Airlines
Wed 4/306:00 amLAX - STS
1 stop6h 17mAmerican Airlines
Deal found 3/26$159
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1012:38 pmSTS - LAX
1 stop6h 21mMultiple Airlines
Mon 4/148:57 pmLAX - STS
Nonstop1h 42mMultiple Airlines
Deal found 3/27$175

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Rosa to Irvine 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 March 28, 2025.
Use the filters below to find and compare flights from Santa Rosa to Irvine that are best for you.

Fly from

Santa Rosa

Fly to

Irvine

Route

Depart

Return

Price

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Wed 4/16

7:00 am-8:42 am

Nonstop1h 42m

Los Angeles

Wed 4/23

9:25 am-11:04 am

Nonstop1h 39m

$147

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Mon 4/21

2:35 pm-4:14 pm

Nonstop1h 39m

Los Angeles

Wed 4/23

7:50 pm-9:33 pm

Nonstop1h 43m

$152

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Wed 4/16

12:57 pm-6:28 pm

1 stop5h 31m

Los Angeles

Wed 4/23

10:34 am-3:46 pm

1 stop5h 12m

$168

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Thu 4/10

12:38 pm-6:59 pm

1 stop6h 21m

Los Angeles

Mon 4/14

8:57 pm-10:39 pm

Nonstop1h 42m

$175

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Wed 5/28

7:00 am-8:39 am

Nonstop1h 39m

$69

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Wed 4/16

7:00 am-8:42 am

Nonstop1h 42m

$79

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Wed 4/16

12:57 pm-6:28 pm

1 stop5h 31m

$89

Santa RosaLos Angeles

STS - LAX

STSLAX

Santa Rosa Sonoma County

Mon 4/21

2:02 pm-12:09 pm

2 stops22h 07m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Best time to book a flight from Santa Rosa to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Santa Rosa 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 Santa Rosa to Irvine

How far ahead should I book a flight from Santa Rosa to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Santa Rosa to Irvine. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Santa Rosa to Irvine, you should look to book at least 37 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 Santa Rosa to Irvine?

Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Irvine (average of $246). Flying from Santa Rosa to Irvine in March is currently the most expensive (average of $330). 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 STS to IR9?

Find hourly flight availability from Santa Rosa to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Santa Rosa to Irvine, 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 Santa Rosa to Irvine?

Use this chart to determine the cheapest time to fly round-trip from Santa Rosa to Irvine. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Santa Rosa to Irvine flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Santa Rosa to Irvine

Explore weekly flight availability from Santa Rosa to Irvine. 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 March 28, 2025.

The most flights from STS to IR9 are scheduled on a Thursday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Irvine by month

Plan your trip to Irvine by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Irvine ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Irvine when rainfall is around 0.0 in.

Temperature in Irvine by month

Plan your trip to Irvine by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Irvine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated March 28, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines and American Airlines from Santa Rosa to Irvine. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Hawaiian Airlines
7.9
Good
2,336 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Irvine. 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 Santa Rosa to Irvine?

    Santa Rosa Sonoma County (STS) is the airport you will fly out of if you book a flight from Santa Rosa to Irvine. You should not have trouble finding flights to Irvine from Sonoma County; the airport handles an average of 14 outbound flights to Irvine per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Santa Rosa airport to Irvine. It is only a 7.2 mi journey to Sonoma County (STS) from Santa Rosa’s city center.

  • How popular is this Santa Rosa to Irvine flight route?

    The Santa Rosa Sonoma County to Irvine flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Santa Rosa to Irvine one-way?

    $69 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and American Airlines, with prices starting from $79 and $89, respectively.

  • What are the most reliable airlines from Santa Rosa to Irvine?

    No one likes to see their flight delayed. When booking a flight from Santa Rosa to Irvine consider choosing Qatar Airways (85%), Japan Airlines (85%) or American Airlines (76%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Santa Rosa to Irvine?

    The cheapest flight price from Santa Rosa to Irvine is $78. On average you can expect to pay $410. The most popular route, (Santa Rosa Sonoma County - Los Angeles), can usually be booked for $137.

  • Can I find deals for flights from Santa Rosa to Irvine that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Irvine?

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

  • Can I find deals for business class flights from Santa Rosa to Irvine?

    Yes. Cheapflights offers flight deals from Santa Rosa to Irvine 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 Santa Rosa to Irvine?

    Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Irvine (average of $246). Flying from Santa Rosa to Irvine in March is currently the most expensive (average of $330). 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.

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Top 6 airlines flying from Santa Rosa to Irvine

Discover the top 6 airlines that operate flights from Santa Rosa to Irvine. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$24Average$60FlexibilityNo cancel feeOn-time62%
DeltaCheapest$45Average$177FlexibilityNo cancel feeOn-timeN/A
Avelo AirlinesCheapest$57Average$103FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$73Average$223FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$116Average$243FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$177Average$290FlexibilityNo cancel feeOn-time71%
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