$56+ Cheap flights from San Francisco (SFO) to Costa Mesa, 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LAX
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Costa Mesa 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 San Francisco to Costa Mesa are usually found in August or July, booked 69 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from San Francisco to Costa Mesa
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Best
Last-minute
One-way
Cheapest flights from San Francisco to Costa MesaExplore the most affordable flight options available from San Francisco to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from San Francisco to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Super.com deal was found by Cheapflights users on 4/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:36 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Tue 5/126:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/27![Frontier logo]()
$97
This Booking.com deal was found by Cheapflights users on 4/24. 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.
Fri 5/157:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Mon 5/184:52 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/24![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/276:00 am
SFO
- LAX
1 stop9h 36m
Frontier
Wed 6/35:54 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/23![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 4/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:21 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Wed 6/106:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 4/27![Frontier logo]()
$101
This Jettzy deal was found by Cheapflights users on 4/26. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Wed 5/206:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/26![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 4/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Thu 5/287:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/28![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 4/23. 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 6/33:21 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Sat 6/65:54 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/23![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/123:26 pm
SFO
- LAX
Nonstop1h 38m
Multiple Airlines
Wed 5/133:36 pm
LAX
- SFO
Nonstop1h 27m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$105
This Frontier deal was found by Cheapflights users on 4/23. 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.
Sun 6/73:21 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Tue 6/96:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 4/23![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 4/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Tue 5/126:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/26![Frontier logo]()
$107
This Frontier deal was found by Cheapflights users on 4/25. 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 5/117:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Thu 5/144:42 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/25![Frontier logo]()
$108
Best flights from San Francisco to Costa MesaDiscover carefully curated flight deals from San Francisco to Costa Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from San Francisco to Costa Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/25. 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 6/38:40 pm
SFO
- LAX
Nonstop1h 37m
Delta
Tue 6/99:20 am
LAX
- SFO
Nonstop1h 30m
Delta
Deal found 4/25![Delta logo]()
$137
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 5/309:02 pm
SFO
- LAX
Nonstop1h 42m
United Airlines
Tue 6/21:25 pm
LAX
- SFO
Nonstop1h 28m
United Airlines
Deal found 4/23![United Airlines logo]()
$141
This Southwest deal was found by Cheapflights users on 4/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:05 pm
SFO
- LAX
Nonstop1h 30m
Southwest
Wed 9/93:25 pm
LAX
- SFO
1 stop5h 55m
Southwest
Deal found 4/26![Southwest logo]()
$176
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
Sun 8/2310:03 am
SFO
- LAX
Nonstop1h 35m
Alaska Airlines
Sun 8/231:27 pm
LAX
- SFO
Nonstop1h 25m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$212
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 9/17:00 am
SFO
- LAX
Nonstop1h 32m
Delta
Tue 9/156:55 pm
LAX
- SFO
Nonstop1h 24m
Delta
Deal found 4/25![Delta logo]()
$137
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:55 pm
SFO
- LAX
Nonstop1h 36m
Delta
Mon 6/15:59 pm
LAX
- SFO
Nonstop1h 21m
Delta
Deal found 4/28![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 4/25. 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 9/55:00 am
SFO
- LAX
1 stop5h 20m
Southwest
Sat 9/55:00 pm
LAX
- SFO
Nonstop1h 15m
Southwest
Deal found 4/25![Southwest logo]()
$213
This Southwest deal was found by Cheapflights users on 4/23. 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 6/512:30 pm
SFO
- LAX
2 stops7h 50m
Southwest
Wed 6/105:20 pm
LAX
- SFO
1 stop5h 55m
Southwest
Deal found 4/23![Southwest logo]()
$216
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:59 pm
SFO
- LAX
Nonstop1h 37m
Delta
Sun 8/238:30 am
LAX
- SFO
Nonstop1h 31m
Delta
Deal found 4/26![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 4/25. 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 6/126:05 am
SFO
- LAX
Nonstop1h 30m
Southwest
Mon 6/229:05 pm
LAX
- SFO
Nonstop1h 20m
Southwest
Deal found 4/25![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 4/23. 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 6/265:30 am
SFO
- LAX
1 stop7h 15m
Southwest
Tue 6/305:20 pm
LAX
- SFO
1 stop5h 55m
Southwest
Deal found 4/23![Southwest logo]()
$226
This Southwest deal was found by Cheapflights users on 4/24. 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 8/15:00 am
SFO
- LAX
2 stops10h 45m
Southwest
Sat 8/18:10 pm
LAX
- SFO
Nonstop1h 25m
Southwest
Deal found 4/24![Southwest logo]()
$236
Last-minute flights from San Francisco to Costa MesaDiscover last-minute flight deals from San Francisco to Costa Mesa. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Costa Mesa. Data last updated April 28, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 4/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:36 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Tue 5/126:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/27![Frontier logo]()
$97
This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Mon 5/184:52 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/25![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 4/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Tue 5/126:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/26![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/123:26 pm
SFO
- LAX
Nonstop1h 38m
Multiple Airlines
Wed 5/133:36 pm
LAX
- SFO
Nonstop1h 27m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$105
This Booking.com deal was found by Cheapflights users on 4/24. 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.
Fri 5/157:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Mon 5/184:52 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/24![Frontier logo]()
$99
This Jettzy deal was found by Cheapflights users on 4/26. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:26 pm
SFO
- LAX
Nonstop1h 46m
Frontier
Wed 5/206:04 pm
LAX
- SFO
Nonstop1h 39m
Frontier
Deal found 4/26![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/276:00 am
SFO
- LAX
1 stop9h 36m
Frontier
Wed 6/35:54 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/23![Frontier logo]()
$100
This Super.com deal was found by Cheapflights users on 4/25. 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 5/278:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Sat 5/307:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/25![Frontier logo]()
$101
This Super.com deal was found by Cheapflights users on 4/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Thu 5/287:22 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/28![Frontier logo]()
$103
This Frontier deal was found by Cheapflights users on 4/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Thu 6/45:54 pm
LAX
- SFO
Nonstop1h 42m
Frontier
Deal found 4/26![Frontier logo]()
$104
One-way flights from San Francisco to Costa MesaSearch for one-way flight options from San Francisco to Costa Mesa. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from San Francisco to Costa Mesa. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Jetabroad deal was found by Cheapflights users on 4/25. 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.
Wed 5/133:26 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/25![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Sat 5/238:48 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/23![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/128:00 am
SFO
- LAX
Nonstop1h 37m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:26 pm
SFO
- LAX
Nonstop1h 38m
Frontier
Deal found 4/26![Frontier logo]()
$61
This Frontier deal was found by Cheapflights users on 4/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:29 pm
SFO
- LAX
Nonstop1h 40m
Frontier
Deal found 4/26![Frontier logo]()
$64
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 5/124:15 pm
SFO
- LAX
Nonstop1h 41m
United Airlines
Deal found 4/23![United Airlines logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Wed 6/310:45 pm
SFO
- LAX
1 stop10h 18m
Frontier
Deal found 4/27![Frontier logo]()
$66
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:15 am
SFO
- LAX
Nonstop1h 42m
United Airlines
Deal found 4/27![United Airlines logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Mon 6/110:58 pm
SFO
- LAX
1 stop10h 05m
Frontier
Deal found 4/25![Frontier logo]()
$71
Find flight deals from San Francisco to Costa Mesa
Keep the following information in mind while searching for San Francisco to Costa Mesa flight deals. Data was last updated April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $97 (Super.com) |
One-way from | $56 (Jetabroad) |
Popular in | March |
Cheapest in | August |
Average price | $219 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Costa Mesa 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 28, 2026.
Use the filters below to find and compare flights from San Francisco to Costa Mesa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Wed 6/3
8:40 pm-10:17 pm
Nonstop1h 37m
Los Angeles
Tue 6/9
9:20 am-10:50 am
Nonstop1h 30m
$137
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Tue 9/1
7:00 am-8:32 am
Nonstop1h 32m
Los Angeles
Tue 9/15
6:55 pm-8:19 pm
Nonstop1h 24m
$137
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Sat 5/30
9:02 pm-10:44 pm
Nonstop1h 42m
Los Angeles
Tue 6/2
1:25 pm-2:53 pm
Nonstop1h 28m
$141
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Wed 9/2
12:05 pm-1:35 pm
Nonstop1h 30m
Los Angeles
Wed 9/9
3:25 pm-9:20 pm
1 stop5h 55m
$176
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Thu 5/28
4:55 pm-6:31 pm
Nonstop1h 36m
Los Angeles
Mon 6/1
5:59 pm-7:20 pm
Nonstop1h 21m
$178
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Sun 8/23
10:03 am-11:38 am
Nonstop1h 35m
Los Angeles
Sun 8/23
1:27 pm-2:52 pm
Nonstop1h 25m
$212
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Sat 9/5
5:00 am-10:20 am
1 stop5h 20m
Los Angeles
Sat 9/5
5:00 pm-6:15 pm
Nonstop1h 15m
$213
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Fri 6/5
12:30 pm-8:20 pm
2 stops7h 50m
Los Angeles
Wed 6/10
5:20 pm-11:15 pm
1 stop5h 55m
$216
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Fri 8/21
8:59 pm-10:36 pm
Nonstop1h 37m
Los Angeles
Sun 8/23
8:30 am-10:01 am
Nonstop1h 31m
$217
Quickest round-trip
San FranciscoLos Angeles
SFO - LAX
SFOLAX
San Francisco
Fri 6/12
6:05 am-7:35 am
Nonstop1h 30m
Los Angeles
Mon 6/22
9:05 pm-10:25 pm
Nonstop1h 20m
$217
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Costa Mesa
Have a flexible travel schedule? Discover the best time to fly to Costa Mesa from San Francisco with our price prediction graph.
SFO-LAX
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 San Francisco to Costa Mesa
SFO-CM3
SFO-LAX
What is the cheapest time of day to fly from SFO to CM3?
Find hourly flight availability from San Francisco to Costa Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2026.
One of the essential ways to save on airfare from San Francisco to Costa Mesa is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.
What is the cheapest day to fly from San Francisco to Costa Mesa?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to Costa Mesa. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their San Francisco to Costa Mesa flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Francisco to Costa Mesa
Explore weekly flight availability from San Francisco to Costa Mesa. 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 28, 2026.
The most flights from SFO to CM3 are scheduled on a Tuesday (146 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).
How much does it cost to fly round-trip from San Francisco to Costa Mesa?
Reviews of airlines servicing Costa Mesa
Get insights into the airlines that provide service to Costa Mesa. 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 Costa Mesa. Reviews last updated April 28, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from San Francisco to Costa Mesa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Costa Mesa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Francisco to Costa Mesa
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Complete your trip
Complete your trip to Costa Mesa by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Costa Mesa by cabin class
Find flights from San Francisco to Costa Mesa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Costa Mesa flights
Browse other San Francisco and Costa Mesa flight options. Last updated on April 28, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
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San Francisco to Costa Mesa flights
Consider these flights traveling from San Francisco to Costa Mesa.
Top 9 airlines flying from San Francisco to Costa Mesa
Discover the top 9 airlines that operate flights from San Francisco to Costa Mesa. 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 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$29 | Average$141 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$47 | Average$108 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$53 | Average$193 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$58 | Average$206 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$70 | Average$259 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$78 | Average$236 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$106 | Average$301 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$110 | Average$329 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$117 | Average$191 | FlexibilityNo cancel fee | On-time62% |