Cheap flights from the United States to San Francisco (SFO) from $21

LAX — SFO
Mar 27 — Apr 31

Cheap flights from USA to San Francisco in March, April 2023

The best prices found for USA to SFO flights for March, April

USA to San Francisco 2023 flight deals

Cheap flights to San Francisco from USA found for this year

Cheap Frontier flights from USA to San Francisco

Cheap Alaska Airlines flights from USA to San Francisco

Non-stop flights to San Francisco from USA

Save time with USA to San Francisco direct flight deals

Last minute flights from USA to San Francisco

Late deals on return flights to San Francisco from USA, departing today and this week

One-way flights to San Francisco from USA

The cheapest one-way flights from USA to San Francisco

Find flights from USA to San Francisco within your budget

Use the slider to find flights from USA to San Francisco that fit your budget.

Fly from

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Fly to

Any airport

Budget

$40 - $108

Route

Depart

Return

Price

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

2023-04-18

Nonstop1h 26m

San Francisco

2023-04-20

Nonstop1h 22m

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

2023-05-18

Nonstop1h 26m

San Francisco

2023-05-23

Nonstop1h 25m

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

2023-05-11

Nonstop1h 26m

San Francisco

2023-05-16

Nonstop1h 25m

OntarioSan Francisco

ONT - SFO

ONTSFO

Ontario

2023-05-17

Nonstop1h 26m

San Francisco

2023-05-20

Nonstop1h 25m

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

2023-05-09

Nonstop1h 21m

San Francisco

2023-05-09

Nonstop1h 29m

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

2023-04-11

Nonstop1h 15m

San Francisco

2023-04-11

Nonstop1h 20m

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

2023-05-16

Nonstop1h 29m

San Francisco

2023-05-20

Nonstop1h 28m

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

2023-04-13

Nonstop1h 21m

San Francisco

2023-04-16

Nonstop1h 36m

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

2023-06-28

Nonstop1h 21m

San Francisco

2023-07-06

Nonstop1h 32m

Flights are sorted by cheapest first

Deals found on 3/22

Reviews of Airlines Servicing San Francisco

Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Alaska Airlines
8.0
Very good
1,368 reviews
Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Delta
8.0
Very good
2,333 reviews
Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

JetBlue
7.6
Good
465 reviews
Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Southwest
7.6
Good
1,037 reviews
Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

United Airlines
7.6
Good
1,427 reviews
Alaska Airlines
8.0
Very good
1,368 reviews

Overall

8.0

Food

7.2

Crew

8.6

Entertainment

7.1

Comfort

8.0

Boarding

8.3

Reviews

1 / 10

They lost my luggage on my way to NY and then again on my way to SF, horrible

Related info for your journey

Useful info, stats and facts about USA to San Francisco flights.

Departure points for flights from USA to San Francisco

Select to see more specific information for flights to San Francisco from all departure points in USA

Top 9 airlines flying from USA to San Francisco

The chart below displays the airlines Cheapflights users traveling from USA to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
FrontierCheapest$31Average$173FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Spirit AirlinesCheapest$37Average$279FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
Allegiant AirCheapest$42Average$69FlexibilityNo cancel feeOn-time88%COVID-19 safety
Search Allegiant Air flights
JetBlueCheapest$44Average$360FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search JetBlue flights
United AirlinesCheapest$49Average$377FlexibilityNo cancel feeOn-time69%COVID-19 safety
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DeltaCheapest$55Average$366FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Alaska AirlinesCheapest$59Average$363FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
Breeze AirwaysCheapest$78Average$207FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Breeze Airways flights
American AirlinesCheapest$89Average$400FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Search flights to San Francisco by cabin class

First Classfrom $164/person
Business Classfrom $189/person
Prem Economyfrom $162/person
Economyfrom $21/person

Hourly flight availability from USA to San Francisco

See what time of day planes typically take off from USA to San Francisco
10%of flight departuresEarly morningMidnight to 6 am
30%of flight departuresMorning6 am to noon
38%of flight departuresAfternoonNoon to 6 pm
22%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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