San Francisco

$38+ Cheap flights from Irvine, CA to San Francisco (SFO)

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SFO
mars 19 — mars 261
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The best prices from Irvine to San Francisco are usually found in October or September, booked 35 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Irvine to San Francisco

Keep the following information in mind while searching for Irvine to San Francisco flight deals. Data was last updated mars 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$57
(Gotogate)

One-way from

$38
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$153
Provider with most accurate pricing for Los Angeles-San Francisco flight deals.
Provider most trusted by Cheapflights users for Los Angeles-San Francisco flights.
From Irvine to San Francisco
One-way flight from Irvine to San Francisco
Highest demand for flights based on searches. 5% potential increase in price ($7 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
Average for round-trip flights in March 2025

Find flight deals from Irvine to San Francisco

Cheapest flights from Irvine to San Francisco
Explore the most affordable flight options available from Irvine to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mars 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
mar. 4/226:55 pmLAX - SFO
Nonstop1h 42mFrontier
mer. 4/232:20 pmSFO - LAX
Nonstop1h 39mFrontier
Deal found 3/13$57
This Trip.com deal was found by Cheapflights users on 3/13. 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.
sam. 4/197:55 pmLAX - SFO
Nonstop1h 26mMultiple Airlines
mar. 4/222:20 pmSFO - LAX
Nonstop1h 39mMultiple Airlines
Deal found 3/13$84
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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.
sam. 9/69:30 amLAX - SFO
Nonstop1h 27mAlaska Airlines
sam. 9/62:55 pmSFO - LAX
Nonstop1h 40mAlaska Airlines
Deal found 3/13$111
This Delta deal was found by Cheapflights users on 3/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 4/126:00 amLAX - SFO
Nonstop1h 24mDelta
mar. 4/156:10 amSFO - LAX
Nonstop1h 30mDelta
Deal found 3/13$117
This Southwest deal was found by Cheapflights users on 3/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/224:15 pmLAX - SFO
1 stop6h 40mSouthwest
mar. 4/297:25 amSFO - LAX
Nonstop1h 25mSouthwest
Deal found 3/13$144
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/203:15 pmLAX - SFO
Nonstop1h 43mAmerican Airlines
lun. 3/246:00 pmSFO - LAX
Nonstop1h 27mAmerican Airlines
Deal found 3/13$158

Find flights from Irvine to San Francisco within your budget

Customize your flight search to find flights from Irvine to San Francisco 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 mars 14, 2025.

Fly from

Irvine

Fly to

San Francisco

Route

Depart

Return

Price

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

mar. 4/22

6:55 pm-8:37 pm

Nonstop1h 42m

San Francisco

mer. 4/23

2:20 pm-3:59 pm

Nonstop1h 39m

$57

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

sam. 4/19

7:55 pm-9:21 pm

Nonstop1h 26m

San Francisco

mar. 4/22

2:20 pm-3:59 pm

Nonstop1h 39m

$84

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

sam. 9/6

9:30 am-10:57 am

Nonstop1h 27m

San Francisco

sam. 9/6

2:55 pm-4:35 pm

Nonstop1h 40m

$111

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

sam. 4/12

6:00 am-7:24 am

Nonstop1h 24m

San Francisco

mar. 4/15

6:10 am-7:40 am

Nonstop1h 30m

$117

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

mar. 4/22

4:15 pm-10:55 pm

1 stop6h 40m

San Francisco

mer. 4/23

7:25 am-8:50 am

Nonstop1h 25m

$144

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

lun. 4/7

6:00 am-7:33 am

Nonstop1h 33m

San Francisco

lun. 4/7

9:30 am-11:07 am

Nonstop1h 37m

$145

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

sam. 4/12

5:45 pm-11:58 pm

1 stop6h 13m

San Francisco

dim. 4/13

6:31 am-8:05 am

Nonstop1h 34m

$227

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

ven. 4/18

12:58 pm-2:40 pm

Nonstop1h 42m

$38

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

lun. 5/26

7:35 pm-9:00 pm

Nonstop1h 25m

$76

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

ven. 3/21

7:55 pm-9:21 pm

Nonstop1h 26m

$78

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 15 results
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Best time to book a flight from Irvine to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Irvine 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.

Travel insights for flights from Irvine to San Francisco

Get recent, data-driven insights about flights from Irvine to San Francisco including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Irvine to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to San Francisco. Price data was last updated on March 7, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to San Francisco, you should look to book at least 35 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 Irvine to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Irvine to San Francisco (average of $276). Flying from Irvine to San Francisco in June is currently the most expensive (average of $400). 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 IR9 to SFO?

Find hourly flight availability from Irvine to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mars 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to San Francisco as you normally would.

What is the cheapest day to fly from Irvine to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Irvine to San Francisco. Price data was last updated on March 9, 2025.

Travelers seeking maximum savings on their Irvine to San Francisco flight should consider departing on Saturday afternoons 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.

Weekly flight availability from Irvine to San Francisco

Explore weekly flight availability from Irvine to San Francisco. 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 mars 14, 2025.

The most flights from IR9 to SFO are scheduled on a Friday (165 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (59 on average).

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated mars 14, 2025.
Read through reviews of airlines operating flights from Irvine to San Francisco, such as Southwest, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

8.0
Very good

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Irvine to San Francisco. 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 into for flights to San Francisco from Irvine?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Irvine. Booking flights from Irvine to San Francisco (SFO) should be relatively easy as there are 127 daily inbound flights from Irvine from 11 different airlines.

  • How popular is this Irvine to San Francisco flight route?

  • What are the cheapest airlines to fly from Irvine to San Francisco one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $38. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Irvine to San Francisco for a low price.

  • What are the most reliable airlines from Irvine to San Francisco?

    Consider Qantas Airways (91%), Aer Lingus (91%) or American Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Irvine to San Francisco.

  • What are the cheapest flights from Irvine to San Francisco?

    Looking at all options, your cheapest flight can be booked for $36. While the most popular route (Los Angeles - San Francisco) can be booked for $58 on average our data indicates $2,955 when flying from Irvine to San Francisco.

  • Can I find deals for flights from Irvine to San Francisco that include hotel bookings?

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

  • How can I find direct flights from Irvine to San Francisco?

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

  • Can I find deals for business class flights from Irvine to San Francisco?

    Yes. Cheapflights offers flight deals from Irvine to San Francisco 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 Irvine to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Irvine to San Francisco (average of $276). Flying from Irvine to San Francisco in June is currently the most expensive (average of $400). 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

Traveling to a place near Irvine?

Book flights to Irvine if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Fairfield
South San Francisco
Manteca
Sausalito
Watsonville
Richmond
Hollister
Antioch
Hayward
Vallejo
Newark
Milpitas
Alameda
Campbell
Daly City
Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Irvine to San Francisco

Discover the top 10 airlines that operate flights from Irvine to San Francisco. 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 mars 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$19Average$82FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$28Average$81FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$28Average$154FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$45Average$127FlexibilityNo cancel feeOn-time62%
DeltaCheapest$50Average$179FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$64Average$204FlexibilityNo cancel feeOn-time75%
Breeze AirwaysCheapest$78Average$137FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$83Average$229FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$100Average$314FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$100Average$290FlexibilityNo cancel feeOn-time63%
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