How popular is this Seattle to San Francisco flight route?

This flight path from Seattle/Tacoma Intl to San Francisco was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season. Find deals

How long is the flight from Seattle to San Francisco?

For as low as $221, Delta can have you in San Francisco from Seattle in 2h 13m. Airlines will cover a distance of 1093 km. All flights are typically direct. Find deals

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

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

Weekly flight availability from Seattle to San Francisco

The most flights from SEA to SFO are scheduled on a Monday (121 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (75 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).

What are the cheapest flights from Seattle to San Francisco?

Looking for the cheapest flight from Seattle to San Francisco? While on average our users pay $440, our data indicates the cheapest price to be $98. The most popular route (Seattle/Tacoma Intl - San Francisco), is priced around $242.

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

The top 3 most reliable airlines when flying from Seattle to San Francisco are China Southern (100%), KLM (96%) and SWISS (95%).

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

Friday is generally a great day to depart. Flying on this day could help you save up to 25%.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 185% on flights from Seattle to San Francisco compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $549. For sooner than that we have options available in the next 3 days from $729.

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

Our data shows that January tends to be the cheapest month to fly to San Francisco from Seattle. Users have commonly found prices around $352 for the month, but tickets can be as low as $174. Due to multiple factors, prepare for potentially higher prices in December.

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

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

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

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.

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

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.

$117+ Flights from Seattle to San Francisco

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Francisco are usually found in January or February, booked 88 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Seattle to San Francisco

Round-trip from	$197
One-way from	$117
Popular in	December
Cheapest in	January
Average price	$378
Good one-way deal	$176 or less

Alaska Airlines
14/10-14/10
Nonstop
4h 32m total
Seattle to San Francisco

Search Deals

Hawaiian Airlines
14/10
1 total stop
3h 51m total
Seattle to San Francisco

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a one-way flight from Seattle/Tacoma Intl to San Francisco.

Search Deals

Find flight deals from Seattle to San Francisco

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 16 September 2025.

Tue 14/1007:00SEA - SFO

Nonstop2h 16mAlaska Airlines

Tue 14/1011:22SFO - SEA

Nonstop2h 16mAlaska Airlines

Deal found 15/9$197

Tue 14/1021:25SEA - SFO

Nonstop2h 08mDelta

Tue 21/1013:45SFO - SEA

Nonstop2h 25mDelta

Deal found 16/9$206

Tue 28/1005:20SEA - SFO

1 stop3h 35mAlaska Airlines

Tue 28/1011:40SFO - SEA

Nonstop2h 19mAlaska Airlines

Deal found 15/9$212

Fri 31/1019:17SEA - SFO

1 stop4h 52mFrontier

Fri 7/1120:55SFO - SEA

1 stop11h 23mFrontier

Deal found 15/9$219

Wed 15/1011:20SEA - SFO

1 stop4h 43mAlaska Airlines

Wed 22/1014:40SFO - SEA

Nonstop2h 18mAlaska Airlines

Deal found 15/9$221

Tue 7/1008:00SEA - SFO

1 stop3h 51mAlaska Airlines

Tue 7/1013:23SFO - SEA

1 stop5h 47mAlaska Airlines

Deal found 14/9$227

Tue 14/1008:00SEA - SFO

1 stop3h 51mAlaska Airlines

Sat 18/1007:40SFO - SEA

1 stop6h 55mAlaska Airlines

Deal found 16/9$234

Thu 16/1007:00SEA - SFO

Nonstop2h 16mAlaska Airlines

Mon 20/1019:54SFO - SEA

Nonstop2h 21mAlaska Airlines

Deal found 15/9$236

Wed 15/1013:20SEA - SFO

2 stops8h 00mSouthwest

Wed 22/1015:50SFO - SEA

1 stop7h 10mSouthwest

Deal found 15/9$243

Mon 29/913:47SEA - SFO

1 stop7h 34mFrontier

Fri 3/1019:07SFO - SEA

1 stop25h 32mFrontier

Deal found 16/9$245

Mon 29/921:40SEA - SFO

Nonstop2h 24mMultiple Airlines

Fri 3/1019:07SFO - SEA

1 stop25h 32mMultiple Airlines

Deal found 15/9$248

Best flights from Seattle to San Francisco
Discover carefully curated flight deals from Seattle to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Tue 14/1013:40SEA - SFO

Nonstop2h 25mDelta

Tue 21/1010:30SFO - SEA

Nonstop2h 22mDelta

Deal found 15/9$206

Tue 4/1115:50SEA - SFO

Nonstop2h 13mAlaska Airlines

Mon 10/1120:43SFO - SEA

Nonstop2h 23mAlaska Airlines

Deal found 15/9$221

Thu 9/1007:00SEA - SFO

Nonstop2h 16mHawaiian Airlines

Mon 13/1007:00SFO - SEA

Nonstop2h 10mHawaiian Airlines

Deal found 15/9$236

Fri 7/1113:20SEA - SFO

Nonstop2h 15mUnited Airlines

Wed 12/1114:00SFO - SEA

Nonstop2h 15mUnited Airlines

Deal found 15/9$236

Wed 7/111:20SEA - SFO

2 stops8h 55mSouthwest

Wed 14/105:30SFO - SEA

1 stop6h 50mSouthwest

Deal found 15/9$243

Wed 24/1205:20SEA - SFO

1 stop3h 57mAlaska Airlines

Wed 31/1207:00SFO - SEA

Nonstop2h 17mAlaska Airlines

Deal found 14/9$221

Fri 16/119:30SEA - SFO

Nonstop2h 18mUnited Airlines

Tue 20/113:25SFO - SEA

Nonstop2h 19mUnited Airlines

Deal found 15/9$236

Wed 5/1113:40SEA - SFO

Nonstop2h 25mDelta

Sun 9/1106:00SFO - SEA

Nonstop2h 23mDelta

Deal found 14/9$236

Sat 25/1007:45SEA - SFO

1 stop7h 50mSouthwest

Mon 27/1016:10SFO - SEA

1 stop8h 40mSouthwest

Deal found 14/9$251

Wed 7/105:30SEA - SFO

1 stop3h 19mAlaska Airlines

Wed 14/108:00SFO - SEA

1 stop3h 38mAlaska Airlines

Deal found 15/9$234

Thu 9/1007:00SEA - SFO

Nonstop2h 16mAlaska Airlines

Thu 16/1008:20SFO - SEA

Nonstop2h 14mAlaska Airlines

Deal found 14/9$236

Direct flights from Seattle to San Francisco
Explore direct flight options from Seattle to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2025.

Tue 14/1007:00SEA - SFO

Nonstop2h 16mAlaska Airlines

Tue 14/1011:22SFO - SEA

Nonstop2h 16mAlaska Airlines

Deal found 15/9$197

Tue 14/1007:00SEA - SFO

Nonstop2h 20mUnited Airlines

Tue 14/1019:00SFO - SEA

Nonstop2h 15mUnited Airlines

Deal found 15/9$206

Wed 15/1015:46SEA - SFO

Nonstop2h 15mHawaiian Airlines

Mon 20/1019:54SFO - SEA

Nonstop2h 21mHawaiian Airlines

Deal found 13/9$221

Fri 7/1121:32SEA - SFO

Nonstop2h 18mHawaiian Airlines

Tue 11/1109:00SFO - SEA

Nonstop2h 24mHawaiian Airlines

Deal found 15/9$236

Fri 24/1007:00SEA - SFO

Nonstop2h 16mHawaiian Airlines

Mon 27/1014:46SFO - SEA

Nonstop2h 19mHawaiian Airlines

Deal found 15/9$251

Fri 10/1021:25SEA - SFO

Nonstop2h 08mDelta

Mon 13/1006:00SFO - SEA

Nonstop2h 20mDelta

Deal found 15/9$266

Sat 27/919:05SEA - SFO

Nonstop2h 15mAlaska Airlines

Sun 28/906:00SFO - SEA

Nonstop2h 07mAlaska Airlines

Deal found 14/9$270

Mon 17/1113:31SEA - SFO

Nonstop2h 12mAlaska Airlines

Mon 17/1119:37SFO - SEA

Nonstop2h 23mAlaska Airlines

Deal found 14/9$272

Mon 6/1008:42SEA - SFO

Nonstop2h 17mUnited Airlines

Thu 9/1019:00SFO - SEA

Nonstop2h 15mUnited Airlines

Deal found 15/9$275

Thu 9/1017:31SEA - SFO

Nonstop2h 13mUnited Airlines

Sun 12/1009:44SFO - SEA

Nonstop2h 18mUnited Airlines

Deal found 14/9$279

Thu 9/1007:00SEA - SFO

Nonstop2h 16mAlaska Airlines

Fri 17/1007:00SFO - SEA

Nonstop2h 10mAlaska Airlines

Deal found 14/9$281

Fri 3/1015:28SEA - SFO

Nonstop2h 17mUnited Airlines

Wed 8/1019:00SFO - SEA

Nonstop2h 15mUnited Airlines

Deal found 14/9$288

Last-minute flights from Seattle to San Francisco
Discover last-minute flight deals from Seattle to San Francisco. Data last updated 16 September 2025 and is based on user searches.

Sat 20/906:11SEA - SFO

1 stop6h 57mAmerican Airlines

Sat 20/916:52SFO - SEA

Nonstop2h 22mAmerican Airlines

Deal found 14/9$489

Sat 20/905:30SEA - SFO

1 stop6h 55mDelta

Sun 28/905:55SFO - SEA

1 stop6h 50mDelta

Deal found 14/9$521

Sat 20/914:30SEA - SFO

1 stop7h 33mDelta

Tue 23/920:58SFO - SEA

Nonstop2h 17mDelta

Deal found 15/9$566

Sun 21/907:00SEA - SFO

Nonstop2h 12mAlaska Airlines

Sat 4/1019:54SFO - SEA

Nonstop2h 21mAlaska Airlines

Deal found 13/9$378

Sun 21/907:00SEA - SFO

Nonstop2h 12mAmerican Airlines

Mon 22/910:08SFO - SEA

Nonstop2h 19mAmerican Airlines

Deal found 15/9$483

Mon 22/915:55SEA - SFO

Nonstop2h 14mAlaska Airlines

Mon 22/921:19SFO - SEA

Nonstop2h 23mAlaska Airlines

Deal found 14/9$542

Mon 22/917:35SEA - SFO

Nonstop2h 12mUnited Airlines

Thu 25/916:30SFO - SEA

Nonstop2h 15mUnited Airlines

Deal found 15/9$551

Wed 24/910:10SEA - SFO

2 stops9h 40mSouthwest

Sat 4/1013:00SFO - SEA

1 stop9h 30mSouthwest

Deal found 14/9$560

Thu 25/921:40SEA - SFO

Nonstop2h 24mAlaska Airlines

Sun 28/907:00SFO - SEA

Nonstop2h 10mAlaska Airlines

Deal found 15/9$461

Thu 25/905:30SEA - SFO

1 stop6h 55mDelta

Mon 29/920:58SFO - SEA

Nonstop2h 17mDelta

Deal found 15/9$476

Thu 25/910:40SEA - SFO

2 stops8h 35mSouthwest

Sat 27/906:50SFO - SEA

1 stop8h 55mSouthwest

Deal found 14/9$558

One-way flights from Seattle to San Francisco
Search for one-way flight options from Seattle to San Francisco. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Tue 14/1008:00SEA - SFO

1 stop3h 51mHawaiian Airlines

Deal found 15/9$117

Mon 15/1207:00SEA - SFO

Nonstop2h 12mUnited Airlines

Deal found 15/9$119

Wed 15/1006:55SEA - SFO

1 stop10h 10mSouthwest

Deal found 15/9$126

Fri 10/1021:25SEA - SFO

Nonstop2h 08mDelta

Deal found 15/9$134

Mon 20/1009:55SEA - SFO

2 stops8h 05mSouthwest

Deal found 15/9$141

Fri 19/1216:00SEA - SFO

1 stop5h 36mAlaska Airlines

Deal found 15/9$147

Mon 9/307:00SEA - SFO

Nonstop2h 11mHawaiian Airlines

Deal found 15/9$149

Tue 25/1108:38SEA - SFO

Nonstop2h 14mHawaiian Airlines

Deal found 14/9$156

Sun 12/1007:00SEA - SFO

Nonstop2h 20mUnited Airlines

Deal found 14/9$161

Mon 6/1021:25SEA - SFO

Nonstop2h 08mDelta

Deal found 15/9$164

Tue 14/1017:59SEA - SFO

1 stop14h 39mAlaska Airlines

Deal found 14/9$176

Sat 22/1118:52SEA - SFO

1 stop5h 07mAlaska Airlines

Deal found 14/9$182

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 14/10

13:40-16:05

Nonstop2h 25m

San Francisco

Tue 21/10

10:30-12:52

Nonstop2h 22m

$206

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Tue 4/11

15:50-18:03

Nonstop2h 13m

San Francisco

Mon 10/11

20:43-23:06

Nonstop2h 23m

$221

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 24/12

05:20-09:17

1 stop3h 57m

San Francisco

Wed 31/12

07:00-09:17

Nonstop2h 17m

$221

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 7/1

05:30-08:49

1 stop3h 19m

San Francisco

Wed 14/1

08:00-11:38

1 stop3h 38m

$234

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 9/10

07:00-09:16

Nonstop2h 16m

San Francisco

Mon 13/10

07:00-09:10

Nonstop2h 10m

$236

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 7/11

13:20-15:35

Nonstop2h 15m

San Francisco

Wed 12/11

14:00-16:15

Nonstop2h 15m

$236

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 16/1

19:30-21:48

Nonstop2h 18m

San Francisco

Tue 20/1

13:25-15:44

Nonstop2h 19m

$236

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 5/11

13:40-16:05

Nonstop2h 25m

San Francisco

Sun 9/11

06:00-08:23

Nonstop2h 23m

$236

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 9/10

07:00-09:16

Nonstop2h 16m

San Francisco

Thu 16/10

08:20-10:34

Nonstop2h 14m

$236

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Wed 7/1

11:20-20:15

2 stops8h 55m

San Francisco

Wed 14/1

05:30-12:20

1 stop6h 50m

$243

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 results

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.

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.

Cheapflights Insights

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

Prices

Airlines

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

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle 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 Seattle to San Francisco?

Currently, March is the cheapest month in which you can book a flight from Seattle to San Francisco (average of $876). Flying from Seattle to San Francisco in December is currently the most expensive (average of $1,375). 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.

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

One of the essential ways to save on airfare from Seattle to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 87% on airfare.

Related info for your journey

How popular is this Seattle to San Francisco flight route?
This flight path from Seattle/Tacoma Intl to San Francisco was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Seattle to San Francisco?
For as low as $221, Delta can have you in San Francisco from Seattle in 2h 13m. Airlines will cover a distance of 1093 km. All flights are typically direct.
What are the most reliable airlines from Seattle to San Francisco?
The top 3 most reliable airlines when flying from Seattle to San Francisco are China Southern (100%), KLM (96%) and SWISS (95%).
What are the cheapest flights from Seattle to San Francisco?
Looking for the cheapest flight from Seattle to San Francisco? While on average our users pay $440, our data indicates the cheapest price to be $98. The most popular route (Seattle/Tacoma Intl - San Francisco), is priced around $242.
Can I find deals for flights from Seattle to San Francisco that include hotel bookings?
Yes. In addition to deals on Seattle to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Seattle to San Francisco?
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.
Can I find deals for business class flights from Seattle to San Francisco?
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.
What is the cheapest month to book a flight from Seattle to San Francisco?
Currently, March is the cheapest month in which you can book a flight from Seattle to San Francisco (average of $876). Flying from Seattle to San Francisco in December is currently the most expensive (average of $1,375). 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.

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When you search for this flight from Seattle to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to San Francisco from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Seattle to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Seattle to San Francisco from $117

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 15/10. 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 February, booked 88 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Seattle to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

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 16 September 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 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to San Francisco that are best for you.

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

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.

How popular is this Seattle to San Francisco flight route?

How long is the flight from Seattle to San Francisco?

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?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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 16 September 2025.