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Not ready to book? to track prices.Find the cheapest flights from Seattle to San Francisco
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Alaska Airlines flights from Seattle to San Francisco
Our best Alaska Airlines deals on Seattle to San Francisco flight tickets
Hawaiian Airlines flights from Seattle to San Francisco
Our best Hawaiian Airlines deals on Seattle to San Francisco flight tickets
See travel insights to San Francisco from
How to get the cheapest flight ticket from Seattle to San Francisco
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco?
If you aren’t able to travel during the month of January, then book flights to San Francisco from Seattle during September instead. Flights to San Francisco in September, while not as cheap as those in January, still average around $326.
What is the cheapest day to depart on your flight to San Francisco?
According to our data, Friday is the cheapest day to fly to San Francisco from Seattle. The lowest ticket price found for a Friday departure recently was $0. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to San Francisco for around $2,223.
What is the cheapest time of day to depart on your flight to San Francisco?
According to our data, the cheapest time of day to fly to San Francisco is in the morning. momondo users have found flights departing from Seattle to San Francisco in the morning for as low as $272. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,361 on average. Flights to San Francisco from Seattle at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Seattle/Tacoma Intl to San Francisco flight route?
Fly from Seattle/Tacoma Intl to San Francisco for the best Seattle/Tacoma Intl - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
You are more likely to see cheaper flights to San Francisco from Seattle when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $375 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Seattle for as low as $269 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to San Francisco flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Seattle to San Francisco on average per day?
As of March 2025, there are 44 flights per day flying from Seattle to San Francisco. The most common time of day flights depart is 19:00, with 45% of flights taking off in the afternoon.
How many flights depart from Seattle to San Francisco on average per week?
As of March 2025, there are 308 flights per week flying from Seattle to San Francisco. The most common day of the week flights depart is Wed, with 27% of flights taking off on this day.
When to book flights from Seattle to San Francisco
Cheap Seattle to San Francisco (SEA to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to San Francisco
Best price found | $122 |
|---|---|
Fastest flight time | 2h 09m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is Seattle/Tacoma Intl to San Francisco by plane?
Seattle/Tacoma Intl and San Francisco are 1091.5 km apart from one another. A reasonable flight in good conditions will take 2h 10m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Francisco Airport?
Prices for flights from Seattle/Tacoma Intl Airport to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Francisco Airport?
As of March 2025, there is 1 operator available to choose from for flights from Seattle/Tacoma Intl Airport to San Francisco Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to San Francisco?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to San Francisco is Boeing 737-800 Passenger/BBJ2 (winglets) (14.29% of total bookings). The next most popular plane models are Boeing 737-900 (10.02%), Airbus A320-100/200 (8.61%), and Boeing 737-900 Passenger/BBJ3 (winglets) (8.56%).
What is the most popular airline from Seattle to San Francisco?
momondo data reveals that the most frequently booked airline on the route from Seattle to San Francisco is Alaska Airlines, representing 100% of all bookings.
Best airlines flying from Seattle to San Francisco
Compare and see reviews for airlines that fly from Seattle to San Francisco with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $208 | Free cancellation | Rating 8.0 9,708 reviews |
Alaska Airlines Flights From Seattle to San Francisco
Across 14 Alaska Airlines flights from Seattle to San Francisco this week, the average price was $171, with the best Alaska Airlines deals starting from $131 round-trip. 9,708 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to San Francisco?
Finding the right flight to San Francisco from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.
Can I find flights from Seattle to San Francisco with flexible booking policies on momondo?
Yes. All flights to San Francisco from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to San Francisco?
momondo helps you find the best flight between Seattle and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Seattle to San Francisco right now. Can momondo alert me if prices change?
Price alerts on flights to San Francisco from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.