$38+ Cheap flights from the United States 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SFO
Mai 4 — Mai 111
1 adult, Economy
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Find cheap flights from USA 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.Cheap flight deals from USA to San Francisco
Keep the following information in mind while searching for USA to San Francisco flight deals. Data was last updated April 29, 2025.
Most accurate provider | Flightnetwork 3 stars |
|---|---|
Most trusted provider | Flightnetwork 3 stars |
Round-trip from | $57 (United Airlines) |
One-way from | $38 (Cheapflightsfares) |
Popular in | December |
Cheapest in | February |
Average price | $422 |
Good round-trip deal | $80 or less |
Good one-way deal | $57 or less |
Find flight deals from USA to San Francisco
Cheapest flights from USA to San FranciscoExplore the most affordable flight options available from USA to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.
Explore the most affordable flight options available from USA to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 5/98:24 amONT - SFO
Nonstop1h 38mFrontier
Sa 5/1010:48 amSFO - ONT
Nonstop1h 27mFrontier
Deal found 4/28![Frontier logo]()
$56
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/216:48 pmLAX - SFO
Nonstop1h 39mFrontier
Di 8/1211:20 amSFO - LAX
Nonstop1h 35mFrontier
Deal found 4/29![Frontier logo]()
$81
This United Airlines deal was found by Cheapflights users on 4/29. 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.
So 5/186:00 amONT - SFO
Nonstop1h 27mUnited Airlines
So 5/1810:54 amSFO - ONT
Nonstop1h 30mUnited Airlines
Deal found 4/29![United Airlines logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/106:00 amLAX - SFO
Nonstop1h 31mMultiple Airlines
Di 6/1711:19 amSFO - LAX
Nonstop1h 38mMultiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/106:00 amLAX - SFO
Nonstop1h 31mHawaiian Airlines
Di 6/1010:25 amSFO - LAX
Nonstop1h 35mHawaiian Airlines
Deal found 4/29![Hawaiian Airlines logo]()
$91
This iWofly 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/209:49 pmLAX - SFO
Nonstop1h 27mAlaska Airlines
Mi 5/2110:25 amSFO - LAX
Nonstop1h 35mAlaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$102
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.
Mi 5/2810:15 amLAX - SFO
Nonstop1h 30mDelta
Mi 6/46:05 amSFO - LAX
Nonstop1h 30mDelta
Deal found 4/28![Delta logo]()
$117
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 6/75:20 amLAX - SFO
Nonstop1h 20mSouthwest
Di 6/106:35 amSFO - LAX
1 stop5h 30mSouthwest
Deal found 4/28![Southwest logo]()
$139
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 5/248:16 pmDFW - SFO
Nonstop4h 07mFrontier
Di 6/311:33 pmSFO - DFW
Nonstop3h 48mFrontier
Deal found 4/27![Frontier logo]()
$155
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/2111:51 amONT - SFO
1 stop7h 19mMultiple Airlines
Do 5/2210:11 pmSFO - ONT
Nonstop1h 25mMultiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$195
This Southwest deal was found by Cheapflights users on 4/29. 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.
Do 5/295:45 amONT - SFO
1 stop3h 15mSouthwest
Di 6/35:40 amSFO - ONT
1 stop5h 20mSouthwest
Deal found 4/29![Southwest logo]()
$196
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 5/14:35 pmONT - SFO
1 stop6h 04mAmerican Airlines
Fr 5/93:50 pmSFO - ONT
1 stop6h 07mAmerican Airlines
Deal found 4/28![American Airlines logo]()
$199
Cheapflights Fare Finder
Customize your flight search to find flights from USA 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 29, 2025.
Use the filters below to find and compare flights from the United States to San Francisco that are best for you.
Fly from
USA
Fly to
San Francisco
Route
Depart
Return
Price
OntarioSan Francisco
ONT - SFO
ONTSFO
Ontario
Do 5/15
1:45 pm-3:13 pm
Nonstop1h 28m
San Francisco
Sa 5/24
4:12 pm-5:39 pm
Nonstop1h 27m
$57
OntarioSan Francisco
ONT - SFO
ONTSFO
Ontario
Fr 5/9
8:24 am-10:02 am
Nonstop1h 38m
San Francisco
So 5/11
8:34 am-10:02 am
Nonstop1h 28m
$58
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Mi 5/21
6:48 pm-8:27 pm
Nonstop1h 39m
San Francisco
Di 8/12
11:20 am-12:55 pm
Nonstop1h 35m
$81
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Di 6/10
6:00 am-7:31 am
Nonstop1h 31m
San Francisco
Di 6/17
11:19 am-12:57 pm
Nonstop1h 38m
$89
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Di 6/10
6:00 am-7:31 am
Nonstop1h 31m
San Francisco
Di 6/10
10:25 am-12:00 pm
Nonstop1h 35m
$91
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Di 5/20
9:49 pm-11:16 pm
Nonstop1h 27m
San Francisco
Mi 5/21
10:25 am-12:00 pm
Nonstop1h 35m
$102
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Mi 5/28
10:15 am-11:45 am
Nonstop1h 30m
San Francisco
Mi 6/4
6:05 am-7:35 am
Nonstop1h 30m
$117
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sa 6/7
5:20 am-6:40 am
Nonstop1h 20m
San Francisco
Di 6/10
6:35 am-12:05 pm
1 stop5h 30m
$139
DallasSan Francisco
DFW - SFO
DFWSFO
Dallas/Fort Worth
Sa 5/24
8:16 pm-10:23 pm
Nonstop4h 07m
San Francisco
Di 6/3
11:33 pm-5:21 am
Nonstop3h 48m
$155
OntarioSan Francisco
ONT - SFO
ONTSFO
Ontario
Di 5/13
3:40 pm-10:15 pm
1 stop6h 35m
San Francisco
Di 5/20
5:15 am-12:20 pm
1 stop7h 05m
$173
Showing 1-10 of 60 results
Best time to book a flight from USA to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from USA 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 the United States to San Francisco
What is the cheapest month to book a flight from USA to San Francisco?
Currently, January is the cheapest month in which you can book a flight from USA to San Francisco (average of $276). Flying from USA to San Francisco in June is currently the most expensive (average of $393). 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 US to SFO?
Find hourly flight availability from USA 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 29, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to San Francisco as you normally would.
Weekly flight availability from USA to San Francisco
Explore weekly flight availability from USA 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 29, 2025.
The most flights from US0 to SFO are scheduled on a Tuesday (166 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (70 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 April 29, 2025.
Read reviews from past customers who have flown Breeze Airways, Alaska Airlines and Southwest from USA to San Francisco. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Food
6.7
Boarding
8.3
Crew
8.8
Overall
8.1
Entertainment
6.6
Comfort
8.2
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Related info for your journey
Find useful and relevant information for your journey from USA 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 the United States?
Book flights to the United States if you plan to visit one of these locationsRoseville
Mountain View
Santa Cruz
Livermore
South San Francisco
Turlock
Manteca
Fairfield
Richmond
Watsonville
Hollister
Newark
Milpitas
Antioch
Sausalito
Hayward
Alameda
Sunnyvale
Campbell
Daly 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.
Alternative routes for USA to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from USA to San Francisco
Discover the top 10 airlines that operate flights from USA 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 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$30 | Average$193 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$37 | Average$188 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$45 | Average$311 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$48 | Average$278 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$78 | Average$136 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$86 | Average$317 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$97 | Average$280 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$97 | Average$344 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$100 | Average$357 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$102 | Average$322 | FlexibilityNo cancel fee | On-time75% |