$54+ 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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SFO
May 2 — May 91
Round-trip
1 adult, Economy
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Find cheap flights from Irvine to San Francisco 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 Irvine to San Francisco are usually found in July or September, booked 77 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Irvine to San Francisco
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Best
Last-minute
One-way
Cheapest flights from Irvine to San FranciscoExplore 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 April 2, 2026.
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 April 2, 2026.
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Sun 5/108:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/1![Frontier logo]()
$92
This eDestinos deal was found by Cheapflights users on 3/31. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Tue 4/288:40 am
SFO
- LAX
1 stop6h 40m
Frontier
Deal found 3/31![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/226:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/30![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/228:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Thu 4/236:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/31![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Wed 5/138:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/1![Frontier logo]()
$96
This Frontier deal was found by Cheapflights users on 3/30. 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.
Mon 4/208:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/296:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/30![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 3/31. 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.
Tue 4/218:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/227:00 am
SFO
- LAX
1 stop8h 20m
Frontier
Deal found 3/31![Frontier logo]()
$98
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:30 pm
LAX
- SFO
Nonstop1h 27m
Multiple Airlines
Mon 6/88:48 pm
SFO
- LAX
Nonstop1h 38m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$99
This Super.com deal was found by Cheapflights users on 3/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/226:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/31![Frontier logo]()
$101
This Frontier deal was found by Cheapflights users on 3/29. 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.
Tue 4/148:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Sat 4/186:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/29![Frontier logo]()
$102
This Frontier deal was found by Cheapflights users on 3/30. 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.
Tue 5/57:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Wed 5/610:40 pm
SFO
- LAX
1 stop10h 23m
Frontier
Deal found 3/30![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 3/28. 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.
Mon 6/17:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Fri 6/128:30 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 3/28![Frontier logo]()
$104
Best flights from Irvine to San FranciscoDiscover carefully curated flight deals from Irvine to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Irvine to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This Delta deal was found by Cheapflights users on 3/31. 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.
Sat 6/206:25 pm
LAX
- SFO
Nonstop1h 21m
Delta
Tue 6/234:48 pm
SFO
- LAX
Nonstop1h 39m
Delta
Deal found 3/31![Delta logo]()
$156
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:55 am
LAX
- SFO
2 stops8h 10m
Southwest
Sat 4/251:50 pm
SFO
- LAX
1 stop6h 40m
Southwest
Deal found 4/1![Southwest logo]()
$172
This United Airlines deal was found by Cheapflights users on 3/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 am
LAX
- SFO
Nonstop1h 35m
United Airlines
Wed 4/291:55 pm
SFO
- LAX
Nonstop1h 40m
United Airlines
Deal found 3/29![United Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 3/31. 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.
Thu 4/302:00 pm
LAX
- SFO
Nonstop1h 21m
Delta
Thu 5/76:20 pm
SFO
- LAX
Nonstop1h 30m
Delta
Deal found 3/31![Delta logo]()
$177
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:00 pm
LAX
- SFO
Nonstop1h 20m
Southwest
Thu 5/215:05 am
SFO
- LAX
2 stops7h 30m
Southwest
Deal found 4/1![Southwest logo]()
$180
This Southwest deal was found by Cheapflights users on 3/31. 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 6/45:00 pm
LAX
- SFO
2 stops7h 50m
Southwest
Mon 6/82:15 pm
SFO
- LAX
Nonstop1h 30m
Southwest
Deal found 3/31![Southwest logo]()
$192
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:27 am
LAX
- SFO
Nonstop1h 33m
United Airlines
Sat 4/187:11 pm
SFO
- LAX
Nonstop1h 44m
United Airlines
Deal found 3/28![United Airlines logo]()
$228
This Southwest deal was found by Cheapflights users on 3/29. 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.
Sat 4/255:35 am
LAX
- SFO
1 stop6h 15m
Southwest
Mon 4/274:05 pm
SFO
- LAX
2 stops7h 15m
Southwest
Deal found 3/29![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 3/29. 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 4/226:20 am
LAX
- SFO
1 stop5h 40m
Southwest
Wed 4/221:45 pm
SFO
- LAX
2 stops8h 15m
Southwest
Deal found 3/29![Southwest logo]()
$238
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:20 am
LAX
- SFO
2 stops8h 05m
Southwest
Thu 4/307:25 am
SFO
- LAX
1 stop5h 10m
Southwest
Deal found 4/1![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 3/31. 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 4/105:30 pm
LAX
- SFO
1 stop6h 40m
Southwest
Wed 5/61:45 pm
SFO
- LAX
2 stops8h 15m
Southwest
Deal found 3/31![Southwest logo]()
$243
Last-minute flights from Irvine to San FranciscoDiscover last-minute flight deals from Irvine to San Francisco. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to San Francisco. Data last updated April 2, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/29. 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.
Tue 4/148:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Sat 4/186:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/29![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 3/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/226:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/31![Frontier logo]()
$101
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/226:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/30![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 3/30. 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.
Mon 4/208:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/296:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/30![Frontier logo]()
$97
This eDestinos deal was found by Cheapflights users on 3/31. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Tue 4/288:40 am
SFO
- LAX
1 stop6h 40m
Frontier
Deal found 3/31![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 3/31. 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.
Tue 4/218:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 4/227:00 am
SFO
- LAX
1 stop8h 20m
Frontier
Deal found 3/31![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/228:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Thu 4/236:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/31![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 3/31. 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.
Tue 4/288:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Tue 5/512:52 pm
SFO
- LAX
1 stop11h 24m
Frontier
Deal found 3/31![Frontier logo]()
$99
This Jetabroad deal was found by Cheapflights users on 3/29. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Sat 5/26:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 3/29![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 3/30. 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.
Tue 5/57:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Wed 5/610:40 pm
SFO
- LAX
1 stop10h 23m
Frontier
Deal found 3/30![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Sun 5/108:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/1![Frontier logo]()
$92
This Frontier deal was found by Cheapflights users on 4/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Wed 5/138:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/1![Frontier logo]()
$96
One-way flights from Irvine to San FranciscoSearch for one-way flight options from Irvine to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Irvine to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Frontier deal was found by Cheapflights users on 3/30. 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.
Sat 6/137:22 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 3/30![Frontier logo]()
$54
This iWofly deal was found by Cheapflights users on 4/1. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/1![Frontier logo]()
$55
This eDestinos deal was found by Cheapflights users on 3/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 3/29![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/206:30 pm
LAX
- SFO
Nonstop1h 27m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$57
This eDestinos deal was found by Cheapflights users on 3/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 3/30![Frontier logo]()
$58
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 4/296:37 pm
LAX
- SFO
Nonstop1h 19m
Delta
Deal found 3/31![Delta logo]()
$59
This Frontier deal was found by Cheapflights users on 3/30. 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.
Fri 6/197:22 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 3/30![Frontier logo]()
$60
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/144:42 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/1![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/248:01 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 3/31![Frontier logo]()
$63
This Frontier deal was found by Cheapflights users on 3/30. 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.
Fri 5/87:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 3/30![Frontier logo]()
$64
This eDestinos deal was found by Cheapflights users on 3/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:17 pm
LAX
- SFO
1 stop7h 08m
Frontier
Deal found 3/30![Frontier logo]()
$65
Find 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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $92 (Frontier) |
One-way from | $54 (Frontier) |
Popular in | February |
Cheapest in | July |
Average price | $177 |
Cheapflights Fare Finder
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 April 2, 2026.
Use the filters below to find and compare flights from Irvine to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sat 6/20
6:25 pm-7:46 pm
Nonstop1h 21m
San Francisco
Tue 6/23
4:48 pm-6:27 pm
Nonstop1h 39m
$156
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 4/22
10:55 am-7:05 pm
2 stops8h 10m
San Francisco
Sat 4/25
1:50 pm-8:30 pm
1 stop6h 40m
$172
Quickest round-trip
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Thu 4/30
2:00 pm-3:21 pm
Nonstop1h 21m
San Francisco
Thu 5/7
6:20 pm-7:50 pm
Nonstop1h 30m
$177
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Tue 5/19
2:00 pm-3:20 pm
Nonstop1h 20m
San Francisco
Thu 5/21
5:05 am-12:35 pm
2 stops7h 30m
$180
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sun 4/19
6:00 am-7:35 am
Nonstop1h 35m
San Francisco
Wed 4/29
1:55 pm-3:35 pm
Nonstop1h 40m
$187
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Thu 6/4
5:00 pm-12:50 am
2 stops7h 50m
San Francisco
Mon 6/8
2:15 pm-3:45 pm
Nonstop1h 30m
$192
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sat 4/25
5:35 am-11:50 am
1 stop6h 15m
San Francisco
Mon 4/27
4:05 pm-11:20 pm
2 stops7h 15m
$220
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 4/8
10:27 am-12:00 pm
Nonstop1h 33m
San Francisco
Sat 4/18
7:11 pm-8:55 pm
Nonstop1h 44m
$228
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 4/22
6:20 am-12:00 pm
1 stop5h 40m
San Francisco
Wed 4/22
1:45 pm-10:00 pm
2 stops8h 15m
$238
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Mon 4/20
5:20 am-1:25 pm
2 stops8h 05m
San Francisco
Thu 4/30
7:25 am-12:35 pm
1 stop5h 10m
$242
Showing 1-10 of 22 resultsSorted by cheapest first
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.
LAX-SFO
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 Irvine to San Francisco
IR9-SFO
LAX-SFO
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 April 2, 2026.
To ensure you get the cheapest price possible for a flight from Irvine to San Francisco, you should look to book at least 77 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, May is the cheapest month in which you can book a flight from Irvine to San Francisco (average of $28). Flying from Irvine to San Francisco in February is currently the most expensive (average of $62). 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 April 2, 2026.
One of the essential ways to save on airfare from Irvine to San Francisco is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 12% on airfare.
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 28, 2026.
Travelers seeking maximum savings on their Irvine to San Francisco flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday mornings 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 April 2, 2026.
The most flights from IR9 to SFO are scheduled on a Thursday (155 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (66 on average).
How much does it cost to fly round-trip from Irvine to San Francisco?
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 April 2, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Irvine to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Livermore
Roseville
Rancho Cordova
San Bruno
Watsonville
San Ramon
Sunnyvale
Vacaville
San Carlos
Redwood City
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove
Foster City
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.
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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.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irvine to San Francisco by cabin class
Find flights from Irvine to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Irvine and San Francisco flights
Browse other Irvine and San Francisco flight options. Last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Irvine to San Francisco flights
Consider these flights traveling from Irvine to San Francisco.
Top 9 airlines flying from Irvine to San Francisco
Discover the top 9 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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$27 | Average$117 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$27 | Average$107 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$49 | Average$174 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$65 | Average$234 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$78 | Average$213 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$79 | Average$218 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$85 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$107 | Average$290 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$107 | Average$367 | FlexibilityNo cancel fee | On-time71% |