Flights to San Francisco

$19 Cheap flights to San Francisco

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Francisco departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from the United States to San Francisco

Cheap round-trip flights

Frontier Logo
9:41 pm - 11:14 pmONT-SFO
1h 33mnonstop
Frontier Logo
10:11 pm - 11:40 pmSFO-ONT
1h 29mnonstop
$38Frontier
Find Deal
Mon, Jul 21 - Mon, Jul 28
Frontier Logo
9:41 pm - 11:14 pmONT-SFO
1h 33mnonstop
Frontier Logo
10:11 pm - 11:40 pmSFO-ONT
1h 29mnonstop
$45Frontier
Find Deal
Mon, Jul 21 - Mon, Jul 28
United Airlines Logo
6:39 pm - 8:06 pmONT-SFO
1h 27mnonstop
United Airlines Logo
9:25 pm - 10:52 pmSFO-ONT
1h 27mnonstop
$52United Airlines
Find Deal
Tue, Jul 29 - Tue, Jul 29
United Airlines Logo
6:39 pm - 8:06 pmONT-SFO
1h 27mnonstop
United Airlines Logo
9:25 pm - 10:52 pmSFO-ONT
1h 27mnonstop
$57United Airlines
Find Deal
Mon, Jul 21 - Thu, Jul 24
Alaska Airlines Logo
6:00 am - 7:28 amLAX-SFO
1h 28mnonstop
Alaska Airlines Logo
10:07 pm - 11:44 pmSFO-LAX
1h 37mnonstop
$107Alaska Airlines
Find Deal
Thu, Aug 7 - Mon, Aug 11
Alaska Airlines Logo
12:42 pm - 2:10 pmSNA-SFO
1h 28mnonstop
Alaska Airlines Logo
8:08 am - 9:45 amSFO-SNA
1h 37mnonstop
$107Alaska Airlines
Find Deal
Tue, Aug 12 - Wed, Aug 13
Delta Logo
9:49 pm - 11:11 pmLAX-SFO
1h 22mnonstop
Delta Logo
5:55 am - 7:24 amSFO-LAX
1h 29mnonstop
$108Delta
Find Deal
Thu, Aug 14 - Mon, Aug 18
Delta Logo
7:28 am - 9:51 amSEA-SFO
2h 23mnonstop
Delta Logo
10:31 am - 12:46 pmSFO-SEA
2h 15mnonstop
$137Delta
Find Deal
Sat, Aug 16 - Sat, Aug 23
American Airlines Logo
6:45 am - 9:15 amORD-SFO
4h 30mnonstop
American Airlines Logo
11:25 pm - 5:42 amSFO-ORD
4h 17mnonstop
$188American Airlines
Find Deal
Sun, Aug 31 - Sat, Sep 6
American Airlines Logo
9:50 am - 12:30 pmORD-SFO
4h 40mnonstop
American Airlines Logo
6:10 am - 12:30 pmSFO-ORD
4h 20mnonstop
$189American Airlines
Find Deal
Sat, Aug 23 - Sun, Aug 31

See travel insights to San Francisco from

San Francisco flights insights and trends

Explore insights for your San Francisco flight to craft the best travel plan

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $357.

What is the absolute cheapest flight to San Francisco?

Users booking trips to San Francisco from Kalispell found flights 87% cheaper than the average price of flights to San Francisco. To find the cheapest price to San Francisco from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from United States to San Francisco is on a Thursday when prices can be found for as low as $434. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $602.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest United States to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $415. Flights in the afternoon are often more expensive with an average ticket price of $515.

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from United States for as low as $343 on momondo.

Cheap San Francisco flight deals and tips

Summary info about San Francisco flight prices, duration and airlines

Best One-Way Price

$19

Best Round-Trip Price

$38

Fastest flight time

1h 27m

Popular in

June
The best one-way flight price to San Francisco from United States in the last 72 hours is $19 (Ontario to San Francisco).
The best round-trip flight price to San Francisco from United States in the last 72 hours is $38 (Ontario to San Francisco).
The fastest flight to San Francisco from United States takes 1h 27m (Ontario to San Francisco).
June has the highest demand for flights to San Francisco, with a 14% price increase on average.

Frequently asked questions about flying to San Francisco

When is it best to fly to San Francisco to go sightseeing?

Sights like Fisherman's Wharf, Museum of Modern Art, and Golden Gate Bridge are most enjoyable in months with moderate weather conditions like January, February, or December. Plan your flight to San Francisco for those months.

How far in advance should I book a flight to San Francisco?

The ideal time to book your flight to San Francisco is 86 days in advance when prices tend to average $418. In the past 72 hours, momondo users found flights from United States to San Francisco for as low as $359.

Is there an alternative airport near San Francisco?

Finding an alternative and possibly cheaper destination airport near San Francisco is possible. If you are planning a flight to San Francisco, consider booking flights to Oakland Airport (12 mi from San Francisco city center), Concord Buchanan Fld Airport (24 mi from San Francisco city center), Napa County Airport (30 mi from San Francisco city center), San Jose Airport (40 mi from San Francisco city center) or Santa Rosa Sonoma County Airport (54 mi from San Francisco city center).

Is there a cheaper alternative to flying into San Francisco?

With an average price of $311 per person, Santa Rosa Sonoma County Airport is the cheapest airport to fly into when planning your trip to San Francisco. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

When did momondo last update prices for flights to San Francisco Airport?

Prices for flights to San Francisco Airport refresh daily.

How many operators does momondo search for flights to San Francisco Airport?

How old do you have to be to fly to San Francisco Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Hayward
Calistoga
Sonoma
Bodega Bay
Roseville
Santa Clara
Daly City
Big Sur
Berkeley
Walnut Creek
South San Francisco
Fremont
Redwood City
Sunnyvale
Vallejo
Half Moon Bay
Pacific Grove

Why use momondo?

Why should I use momondo to find a flight deal to San Francisco?

It is quick and easy to find flights to San Francisco on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

Can I find flights to San Francisco with flexible booking policies on momondo?

All flight searches to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to San Francisco?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to San Francisco.

I’m not ready to book a flight to San Francisco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Tue 7/8
Tue 7/15

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