How far ahead should I book a flight from Los Angeles to San Francisco with Alaska Airlines?

Booking with Alaska Airlines 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Los Angeles to San Francisco with Alaska Airlines?

Currently, the most affordable month to book a Alaska Airlines flight from Los Angeles to San Francisco in June, with an average price of S$ 262. Conversely, traveling with Alaska Airlines from Los Angeles to San Francisco in February will be the most expensive, with an average cost of S$ 374. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Alaska Airlines flight availability from Los Angeles to San Francisco

The most Alaska Airlines flights from LAX to SFO are scheduled on a Sunday (7 on average). You will have fewer Alaska Airlines flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

S$ 114+ Alaska Airlines Flights from Los Angeles to San Francisco

Cheapflights users flying from Los Angeles to San Francisco on Alaska Airlines typically fly into San Francisco and depart from Los Angeles Los Angeles. Select your dates above for pricing.

Alaska Airlines flights from Los Angeles to San Francisco in 2026

One-way from	S$ 114
Return from	S$ 143
Popular in	February
Cheapest in	October
Average price (all airlines)	S$ 274

Alaska Airlines
29-5
Nonstop
1h 30m total
Los Angeles to San Francisco

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Alaska Airlines
8-9-8-9
Nonstop
3h 01m total
Los Angeles to San Francisco

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Highest demand for flights from Los Angeles Los Angeles to San Francisco; 9% potential price increase.

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Best time to find cheap flights from Los Angeles Los Angeles to San Francisco; 1% potential price drop.

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Average price for all Los Angeles Los Angeles to San Francisco flights (one-way and round-trip).

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Can I get a flight from Los Angeles to San Francisco on Alaska Airlines for under S$ 384?
Alaska Airlines offers 9 flights from Los Angeles to San Francisco for under S$ 384. Prices vary by date and time. To see all prices and select your dates, click here.

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Cheapest Alaska Airlines flights from Los Angeles to San Francisco
Explore the most affordable Alaska Airlines flight options available from Los Angeles to San Francisco. Find the lowest fares with prices last updated on 18 May 2026.

Tue 9-606:00

LAX

SFO

Nonstop1h 27m

Alaska Airlines

Tue 9-610:57

SFO

LAX

Nonstop1h 34m

Alaska Airlines

Deal found 15-5S$ 169

Sat 6-606:00

LAX

SFO

Nonstop1h 27m

Alaska Airlines

Sat 6-610:57

SFO

LAX

Nonstop1h 34m

Alaska Airlines

Deal found 15-5S$ 195

Mon 8-615:36

LAX

SFO

Nonstop1h 27m

Alaska Airlines

Mon 8-619:24

SFO

LAX

Nonstop1h 35m

Alaska Airlines

Deal found 15-5S$ 210

Prices

Airlines

When is the best time to book a flight to San Francisco with Alaska Airlines?

The best time to book a flight to San Francisco with Alaska Airlines is 64 days before departure. On average, fares are higher if you book 1 day before departure.

Which month is the cheapest to fly Economy class from Los Angeles to San Francisco?

For Economy class flights, the cheapest month to fly this route is June. The most expensive months are February and November.

Best time to book a flight from Los Angeles to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Los Angeles with our price prediction graph.

LAX-SFO

Estimated return 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.

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Alaska Airlines flights from Los Angeles to San Francisco (LAX - SFO)

Cheapflights users flying from Los Angeles to San Francisco on Alaska Airlines typically fly into San Francisco and depart from Los Angeles Los Angeles. Select your dates above for pricing.

Alaska Airlines flights from Los Angeles to San Francisco in 2026

Find detailed information about Alaska Airlines flights from Los Angeles to San Francisco. Explore the options provided by Alaska Airlines to plan your journey from Los Angeles to San Francisco. Data last updated 18 May 2026.

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Can I get a flight from Los Angeles to San Francisco on Alaska Airlines for under S$ 384?

Find Alaska Airlines flight deals from Los Angeles to San Francisco

Cheapest Alaska Airlines flights from Los Angeles to San FranciscoExplore the most affordable Alaska Airlines flight options available from Los Angeles to San Francisco. Find the lowest fares with prices last updated on 18 May 2026.

Explore the most affordable Alaska Airlines flight options available from Los Angeles to San Francisco. Find the lowest fares with prices last updated on 18 May 2026.

Best Alaska Airlines flights from Los Angeles to San FranciscoDiscover carefully curated Alaska Airlines flight deals from Los Angeles to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 May 2026.

Discover carefully curated Alaska Airlines flight deals from Los Angeles to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 May 2026.

Direct Alaska Airlines flights from Los Angeles to San FranciscoExplore direct Alaska Airlines flight options from Los Angeles to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 May 2026.

Explore direct Alaska Airlines flight options from Los Angeles to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 May 2026.

Last-minute Alaska Airlines flights from Los Angeles to San FranciscoDiscover last-minute Alaska Airlines flight deals from Los Angeles to San Francisco. Data last updated 18 May 2026 and is based on user searches.

Discover last-minute Alaska Airlines flight deals from Los Angeles to San Francisco. Data last updated 18 May 2026 and is based on user searches.

One-way Alaska Airlines flights to San FranciscoSearch for one-way Alaska Airlines flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 18 May 2026.

Search for one-way Alaska Airlines flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 18 May 2026.

When is the best time to book a flight to San Francisco with Alaska Airlines?

Which month is the cheapest to fly Economy class from Los Angeles to San Francisco?

Weekly Alaska Airlines flight availability from Los Angeles to San Francisco

Rainfall in San Francisco by month

Temperature in San Francisco by month

Best time to book a flight from Los Angeles to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Los Angeles with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.

Other airlines serving California and California

Consider booking a flight with one of these airlines serving the California and California areas.

Other popular destinations in North America

If San Francisco is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 18 May 2026.

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Cheapest Alaska Airlines flights from Los Angeles to San Francisco
Explore the most affordable Alaska Airlines flight options available from Los Angeles to San Francisco. Find the lowest fares with prices last updated on 18 May 2026.

Best Alaska Airlines flights from Los Angeles to San Francisco
Discover carefully curated Alaska Airlines flight deals from Los Angeles to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 May 2026.

Direct Alaska Airlines flights from Los Angeles to San Francisco
Explore direct Alaska Airlines flight options from Los Angeles to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 May 2026.

Last-minute Alaska Airlines flights from Los Angeles to San Francisco
Discover last-minute Alaska Airlines flight deals from Los Angeles to San Francisco. Data last updated 18 May 2026 and is based on user searches.

One-way Alaska Airlines flights to San Francisco
Search for one-way Alaska Airlines flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 18 May 2026.