Question 1

How popular is this Seattle to San Francisco flight route?

Accepted Answer

Flights from Seattle/Tacoma Intl to San Francisco have been viewed 9 times in the past calendar month.

Question 2

How long is the flight from Seattle to San Francisco?

Accepted Answer

Departing from Seattle to San Francisco will take you 2h 09m. The distance between Seattle and San Francisco is about 679 mi. Generally, flights for this route are direct.

Question 3

What is the cheapest airline to fly from Seattle to San Francisco round-trip?

Accepted Answer

According to our current data, Alaska Airlines (£82), offers the cheapest pricing from Seattle to San Francisco. This flight start at 52% lower than the current average price 3 months from now.

Question 4

How far ahead should I book a flight from Seattle to San Francisco?

Accepted Answer

The best time to book flights from Seattle to San Francisco is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 5

What is the cheapest month to book a flight from Seattle to San Francisco?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Seattle to San Francisco (average of £538). Flying from Seattle to San Francisco in July is currently the most expensive (average of £803). 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.

Question 6

What is the cheapest day to fly from Seattle to San Francisco?

Accepted Answer

Travellers seeking maximum savings on their Seattle to San Francisco flight should consider departing on Friday at midday when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Seattle to San Francisco

Accepted Answer

The most flights from SEA to SFO are scheduled on a Thursday (122 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (45 on average).

Question 8

E

Accepted Answer

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.

Question 9

E

Accepted Answer

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).

Question 10

What are the cheapest flights from Seattle to San Francisco?

Accepted Answer

On average you can expect to pay £153 for a flight from Seattle to San Francisco. The cheapest flight overall is £62 while the most popular route, (Seattle/Tacoma Intl - San Francisco) is currently priced at £112.

Question 11

What are the most reliable airlines from Seattle to San Francisco?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Seattle to San Francisco consider choosing China Southern (97%), China Eastern (92%) or KLM (92%) as they are the most reliable in getting you off to your destination on time.

Question 12

What is the cheapest day to fly round-trip from Seattle to San Francisco?

Accepted Answer

Flying to your destination on a Wednesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Francisco. Check prices with Cheapflights to find a great deal for your trip.

Question 13

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

Accepted Answer

To save up to 209% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to San Francisco from £273 1-2 weeks out and tickets from £388 for flights departing within the next 72 hours.

Question 14

What is the cheapest month to fly from Seattle to San Francisco?

Accepted Answer

January can be a great time to fly to San Francisco from Seattle with a flight ticket averaging about £172. Cheapflights users have found deals in the month of January for as cheap as £86. The most expensive prices can be found in the month of December.

Question 15

What is the cheapest time of day to fly from SEA to SFO?

Accepted Answer

Unlike in the afternoon, when flights are generally more expensive, you can save up to 79% on flights from Seattle to San Francisco by exploring options for tickets in the morning.

Question 16

What airports do I use to fly from Seattle to San Francisco?

Accepted Answer

You will need to book a flight from Seattle/Tacoma Intl to San Francisco if you want to fly from Seattle to San Francisco. At least 1 airline has flights from Seattle/Tacoma Intl (SEA) to San Francisco (SFO) on a regular basis. There are 77 flights to San Francisco from the Seattle airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SEA to SFO to be around 2h 12m.

Question 17

Can I find deals for flights from Seattle to San Francisco that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Seattle to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 18

How can I find direct flights from Seattle to San Francisco?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Francisco.

Question 19

Can I find deals for business class flights from Seattle to San Francisco?

Accepted Answer

Yes. Cheapflights offers flight deals from Seattle to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 20

How does Cheapflights help users find flights from Seattle to San Francisco?

Accepted Answer

Cheapflights makes it easy to find Seattle to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Seattle to San Francisco?

Accepted Answer

Cheapflights helps you find that perfect flight to San Francisco from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 22

Can Cheapflights find flights from Seattle to San Francisco with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Seattle to San Francisco with no change fees.

Question 23

Can Cheapflights notify me if prices for flights from Seattle to San Francisco become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Seattle to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£102
One-way from	£57
Popular in	December
Cheapest in	January
Average price	£176
Good round-trip deal	£157 or less
Good one-way deal	£96 or less

Cheap flights from Seattle to San Francisco from £57

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Francisco are usually found in January or September, booked 57 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Seattle to San Francisco

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Find flight deals from Seattle to San Francisco

Cheapest flights from Seattle to San FranciscoExplore the most affordable flight options available from Seattle to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.

Explore the most affordable flight options available from Seattle to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.

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Best time to book a flight from Seattle to San Francisco

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

Cheapflights Insights

Everything you need to know about your flight from Seattle to San Francisco

How far ahead should I book a flight from Seattle to San Francisco?

What is the cheapest month to book a flight from Seattle to San Francisco?

What is the cheapest time of day to fly from SEA to SFO?

Weekly flight availability from Seattle to San Francisco

Reviews of airlines servicing San Francisco

See what other customers who have flown with Alaska Airlines from Seattle to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Seattle to San Francisco?

How popular is this Seattle to San Francisco flight route?

How long is the flight from Seattle to San Francisco?

What is the cheapest airline to fly from Seattle to San Francisco round-trip?

What are the most reliable airlines from Seattle to San Francisco?

What are the cheapest flights from Seattle to San Francisco?

Can I find deals for flights from Seattle to San Francisco that include hotel bookings?

How can I find direct flights from Seattle to San Francisco?

Can I find deals for business class flights from Seattle to San Francisco?

What is the cheapest month to book a flight from Seattle to San Francisco?

Travelling to a place near San Francisco?

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Alternative routes for Seattle to San Francisco

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How does Cheapflights help users find flights from Seattle to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Seattle to San Francisco?

Can Cheapflights find flights from Seattle to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Seattle to San Francisco become cheaper?

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Cheapest flights from Seattle to San Francisco
Explore the most affordable flight options available from Seattle to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.