Find cheap flights from Seattle to San Francisco

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Seattle to San Francisco?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from Seattle (SEA) to San Francisco (SFO) the cheapest?

Airlines adjust prices for flights from Seattle to San Francisco based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Seattle (SEA) to San Francisco (SFO) cost?

According to Trip.com's data, the lowest price is around $202.
How long does it take to fly from Seattle (SEA) to San Francisco (SFO) and what is the distance?

It takes around 2 hours 15 minutes to fly from Seattle (SEA) to San Francisco (SFO).
What is the transportation method from the main airport to downtown in San Francisco?
- The distance from San Francisco Intl. Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
What are the most popular airlines that fly from Seattle (SEA) to San Francisco (SFO)?

Airlines with flights from Seattle (SEA) to San Francisco (SFO): Air New Zealand, Alaska Airlines, KLM, Iberia, Qatar Airways, Singapore Airlines, Cathay Pacific, Swiss Airlines, All Nippon Airways, United Airlines, Hawaiian Airlines, WestJet and Air Tahiti Nui.

How to find a cheap flight from Seattle to San Francisco

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to San Francisco. Book your flights at the right time and save more.

Being flexible with your dates to get the cheapest Seattle to San Francisco ticket.

Tap "Date" on flight search bar to scan through the calender for Seattle to San Francisco airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Sat, Mar 29 at US$50 for one-way flights.

Compare cheap Seattle to San Francisco flight deals from over hundreds of airlines.

Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to San Francisco. The cheapest airline operating is Delta Air Lines.

Set up a Price Alert

By setting up a Price Alert for your Seattle to San Francisco route, you can easily track the price of your airline tickets from Seattle to San Francisco without manually checking every day.

Don't miss cheap Seattle to San Francisco flight deals and promo codes.

You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.

Book early or wait unitl the last minute.

It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.

Search for flights on the go.

To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Seattle to San Francisco to get exclusive deals for you.

Seattle to San Francisco Flight Information

Cheapest one-way flight price	$50
Cheapest round-trip ticket price	$91
Off-season for travel	March
Peak season for travel	December
Flight distance	1,093.2 km
Average flight time	2 hours 15 minutes
Popular airline	Alaska Airlines