To San Francisco

Cheap Flights from Seattle to San Francisco

Browse current best options from Seattle. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Seattle

RatePunk searches hundreds of travel sites at once for deals on flights to San Francisco

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Seattle to San Francisco

Explore current cheapest deals departing from Seattle to San Francisco

Round trip

Sort by: Cheapest

July 14 - July 22

Cheapest

Earliest

SEA - San Francisco

$127

$138

Round trip

July 15 - July 29

Cheapest

SEA - San Francisco

$116

$138

Round trip

July 21 - July 22

Cheapest

SEA - San Francisco

$130

$138

Round trip

July 15 - July 21

Cheapest

SEA - San Francisco

$130

$138

Round trip

July 22 - July 29

Cheapest

SEA - San Francisco

$126

$138

Round trip

August 18 - August 19

Cheapest

SEA - San Francisco

$149

$138

Round trip

September 15 - September 29

Cheapest

SEA - San Francisco

$112

$138

Round trip

November 4 - November 11

Cheapest

Best

PAE - San Francisco

$207

$138

Round trip

July 15 - July 22

SEA - San Francisco

$130

$139

Round trip

September 23 - September 30

SEA - San Francisco

$133

$139

Round trip

Unlock all 500+ flight deals to San Francisco and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Seattle to San Francisco

When looking for cheap flights from Seattle to San Francisco, December and January often present the most affordable options, with median fares around $129 for both months. February is also a strong contender, showing a median fare of $130. These months offer the best value for travelers planning their trips.

Fares for flights from Seattle to San Francisco typically range from $150–$450, with a median price of $209. Right now, current fares are significantly above the typical level. Unfortunately, recent fares classified as a good price are at 0%, indicating that finding exceptional deals may be challenging at present.

A meaningful share of itineraries between Seattle and San Francisco are non-stop, with 67% of recent fares being direct flights. For the remaining itineraries, most connect at least once, with a typical number of two connections.

A typical journey from Seattle to San Francisco takes approximately 4h 24m, including connections. This duration accounts for both direct flights and those with one or more stopovers, providing a realistic expectation for your travel time.

The distance between Seattle and San Francisco is 1093 km, classifying this as a short-haul route. This means you can expect a relatively quick journey, making it suitable for short trips or weekend getaways.

How much is a round trip from Seattle to San Francisco

Regular price: $103 - $231

Prices for flights from Seattle to San Francisco are currently within the regular range.

The regular price range for flights from Seattle to San Francisco is typically between $103 and $231. The current lowest deal is $138 with Alaska Airlines, Inc., for travel from Jul 14 to Jul 22.

now $138

Low $103

High $231

The cheapest time to fly from Seattle to San Francisco

The cheapest month to fly from Seattle to San Francisco is January, with a median price of $129. The most expensive month is June, with a median price of $307. Prices are generally lower from January to December.

January

Cheapest

Flights from $129

June

Most Expensive

Flights from $307

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to San Francisco

Alaska Airlines, Inc.

Last-minute flights going from Seattle to San Francisco

Sun, Jun 28

⌛ Last-Minute

PAE - San Francisco

Everett (PAE) - San Francisco (SFO)

Alaska Airlines, Inc.

$373

$333

One-way

Thu, Jul 2

⌛ Last-Minute

PAE - San Francisco

Everett (PAE) - San Francisco (SFO)

Alaska Airlines, Inc.

$339

$261

One-way

Mon, Jul 6

⌛ Last-Minute

PAE - San Francisco

Everett (PAE) - San Francisco (SFO)

Alaska Airlines, Inc.

$320

$253

One-way

Wed, Jul 8

⌛ Last-Minute

SEA - San Francisco

Seattle (SEA) - San Francisco (SFO)

United Airlines

$132

$157

One-way

Wed, Jul 8

⌛ Last-Minute

SEA - San Francisco

Seattle (SEA) - San Francisco (SFO)

Southwest Airlines

$208

$177

One-way

Wed, Jul 8

⌛ Last-Minute

SEA - San Francisco

Seattle (SEA) - San Francisco (SFO)

Alaska Airlines, Inc.

$217

$196

One-way

Biggest price drops on these dates for flights from Seattle to San Francisco

3 nights

Aug 7 - Aug 10

$363 → $204

44%

3 nights

Aug 17 - Aug 20

$358 → $213

41%

4 nights

Aug 6 - Aug 10

$361 → $225

38%

3 nights

Aug 10 - Aug 13

$362 → $268

26%

Popular Airports to fly from Seattle to San Francisco

Seattle - San Francisco route insights

💸 Price insights

Recent fares near the typical level

Recent fares from Seattle to San Francisco are near the typical level of $209.

📅 Best time to fly

Fly in December for the best prices

Historically, December is the cheapest month to fly, with a median price of $129.

⏱️ Flight duration

Typically 4h 24m to San Francisco

The median flight time from Seattle to San Francisco is 4 hours and 24 minutes.

✈️ Airlines & availability

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. provides direct flights on this route, with frequent deals available.

🏆 Airline highlight

Alaska Airlines, Inc. offers a $138 deal

A recent deal from Alaska Airlines, Inc. was found for $138.

🎯 Booking tip

Deals are frequent for this route

Deals for flights from Seattle to San Francisco are frequent, appearing daily.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International is a convenient departure airport for flights from Seattle to San Francisco.

📍 ~20 km from Seattle city center (reachable by car or train)

💸 Flights from ~$138

Boeing Field (BFI)

Boeing Field offers another option for flights departing from Seattle to San Francisco.

📍 ~10 km from Seattle city center (reachable by car)

💸 Flights from ~$684

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base is an alternative departure point for flights to San Francisco.

📍 ~5 km from Seattle city center (reachable by car)

💸 Flights from ~$605

San Francisco main airports to arrive at

San Francisco International (SFO)

Cheapest

San Francisco International Airport is a primary gateway to San Francisco and the wider Bay Area.

📍 ~20 km from San Francisco (reachable by car, BART, or bus)

💸 Flights from ~$138

Airports nearby San Francisco used as alternative

Oakland International (OAK)

Oakland International is a useful alternative, directly accessible via BART public transit from San Francisco.

📍 ~19 km from San Francisco (reachable by public transit)

💸 Flights from ~$138

San Jose International (SJC)

San Jose International is a major airport serving the South Bay tech corridor, often with fewer weather delays.

📍 ~70 km from San Francisco (reachable by car)

💸 Flights from ~$138

Sacramento International (SMF)

Cheapest

Sacramento International is a large-scale airport with a robust domestic network, a reliable alternative.

📍 ~120 km from San Francisco (reachable by car)

💸 Flights from ~$128

Charles M. Schulz–Sonoma County (STS)

Charles M. Schulz–Sonoma County is convenient for North Bay and Wine Country travelers, with faster processes.

📍 ~95 km from San Francisco (reachable by car)

💸 Flights from ~$198

Monterey Regional (MRY)

Monterey Regional is an alternative for southern coastal travelers, offering a less crowded terminal.

📍 ~140 km from San Francisco (reachable by car)

💸 Flights from ~$198

Business & First Class Flight Deals to San Francisco

San Francisco, United States

39% AI deal score

$1,122

Frequently Asked Questions About Flights to San Francisco

Historically, the best prices for flights from Seattle to San Francisco are found when booking 60+ days in advance, with an average price of $256. Prices typically increase as the departure date approaches. For instance, flights booked 14-27 days out average $282, while those purchased 7-13 days before departure average $513. Last-minute bookings made 0-6 days out are typically the most expensive, averaging $664.

Across the trailing quarter, a good price for a flight from Seattle to San Francisco is considered to be $150 or less. The median price for this route in the trailing 90 days was $209. Fares can go as high as $450 or more for the upper quartile of prices.

Historically, December and January have offered the cheapest flights from Seattle to San Francisco, both with a median price of $129. February also presents a good value, with a median price of $130. These prices are notably lower than the annual median price of $209 for this route.

Related routes

Consider alternative routes from Seattle

Flights from Seattle to Addis Ababa Flights from Seattle to Adelaide Flights from Seattle to Ahmedabad Flights from Seattle to Albany Flights from Seattle to Albuquerque Flights from Seattle to Amsterdam Flights from Seattle to Anchorage Flights from Seattle to Asmara Flights from Seattle to Athens Flights from Seattle to Atlanta Flights from Seattle to Auckland Flights from Seattle to Austin

Cheap Flights from Seattle to San Francisco

Today’s best flight deals from Seattle to San Francisco

Unlock all 500+ flight deals to San Francisco and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Seattle to San Francisco

How much is a round trip from Seattle to San Francisco

The cheapest time to fly from Seattle to San Francisco

Direct flights from Seattle to San Francisco

Last-minute flights going from Seattle to San Francisco

Biggest price drops on these dates for flights from Seattle to San Francisco

Popular Airports to fly from Seattle to San Francisco

Seattle - San Francisco route insights

Recent fares near the typical level

Fly in December for the best prices

Typically 4h 24m to San Francisco

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. offers a $138 deal

Deals are frequent for this route

Seattle main airports to depart from

San Francisco main airports to arrive at

Airports nearby San Francisco used as alternative

Business & First Class Flight Deals to San Francisco

Best Elite deals to San Francisco

Jul 15

Jul 29

Aug 12

Aug 18

Aug 05

Aug 12

Aug 05

Aug 12

Aug 06

Aug 02

Dec 02

Dec 08

Nov 04

Jul 22

Jul 15

Jul 15

Jul 22

Jul 15

Jul 22

Jul 15

Jul 22

Jul 15

Aug 12

Jul 08

Jul 22

Jul 08

Jul 08

Jul 15

Jul 29

Nov 18

Nov 25

Nov 12

Nov 13

Nov 27

Dec 10

Jul 23

Jul 16

Jul 06

Jun 23

Jun 23

Jun 18

Jun 19

Jun 18

Jun 19

Frequently Asked Questions About Flights to San Francisco

When should I buy Seattle to San Francisco tickets?

When should I buy Seattle to San Francisco tickets?

What's a cheap fare from Seattle to San Francisco?

What's a cheap fare from Seattle to San Francisco?

Which months have the cheapest flights from Seattle to San Francisco?

Which months have the cheapest flights from Seattle to San Francisco?

What percentage of Seattle to San Francisco flights are direct?

What percentage of Seattle to San Francisco flights are direct?

How many hours is the flight from Seattle to San Francisco?

How many hours is the flight from Seattle to San Francisco?

How often do flight deals from Seattle to San Francisco come up?

How often do flight deals from Seattle to San Francisco come up?