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United Flights from San Francisco (SFO) to Seattle (SEA)

Trip Type
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Amazing United SFO to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $99 round trip and $69 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Dec 17 -
SFO
San Francisco
to
SEA
Seattle
$69

One way

found 1 day ago

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$99

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$99

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page
Sun, Nov 1 -
SFO
San Francisco
to
SEA
Seattle
$123

One way

just found

Open SFO to SEA flights search result page
Sun, Nov 1 -
SFO
San Francisco
to
SEA
Seattle
$134

One way

just found

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$152

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page
Sun, Nov 1 -
SFO
San Francisco
to
SEA
Seattle
$123

One way

just found

Open SFO to SEA flights search result page
Sun, Nov 1 -
SFO
San Francisco
to
SEA
Seattle
$134

One way

just found

Open SFO to SEA flights search result page
Thu, Dec 17 -
SFO
San Francisco
to
SEA
Seattle
$69

One way

found 1 day ago

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$99

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$99

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page
Tue, Dec 22 - Tue, Jan 5
SFO
San Francisco
to
SEA
Seattle
$152

Roundtrip

found 2 days ago

Open SFO to SEA flights search result page

SEA From SFO Economy Coach Packages on Similar Airlines

Save $235
SFO
San Francisco Intl.
to
SEA
Seattle - Tacoma Intl.
UnitedEconomy
Woodmark Hotel and Still Spa
4.0 out of 5.0

Wed, Jan 13 - Mon, Jan 18

Old price

$802

The price now is $567 per person
Flight + Hotel
Woodmark Hotel and Still Spa
Save $195
SFO
San Francisco Intl.
to
SEA
Seattle - Tacoma Intl.
UnitedEconomy
Grand Hyatt Seattle
4.0 out of 5.0

Wed, Jan 13 - Mon, Jan 18

Old price

$832

The price now is $637 per person
Flight + Hotel
Grand Hyatt Seattle
Save $138
SFO
San Francisco Intl.
to
SEA
Seattle - Tacoma Intl.
UnitedEconomy
Renaissance Seattle Hotel
4.5 out of 5.0

Wed, Jan 13 - Mon, Jan 18

Old price

$601

The price now is $462 per person
Flight + Hotel
Renaissance Seattle Hotel

Carrier Flight Depart SFO Arrive SEA Tue
10/27		 Wed
10/28		 Thu
10/29		 Fri
10/30		 Sat
10/31		 Sun
11/1		 Mon
11/2		 Stops
UA 382 09:00 am 11:27 am Check fare Check fare Check fare Check fare Check fare - - 0 stop(s)
UA 391 11:05 am 01:29 pm Check fare Check fare Check fare Check fare Check fare - - 0 stop(s)
UA 447 04:09 pm 06:28 pm Check fare Check fare Check fare Check fare Check fare - - 0 stop(s)
UA 388 06:26 pm 08:45 pm Check fare Check fare Check fare Check fare Check fare - - 0 stop(s)
UA 343 10:55 am 01:07 pm - - - - - Check fare Check fare 0 stop(s)
UA 1007 01:05 pm 03:17 pm - - - - - Check fare Check fare 0 stop(s)
UA 2569 01:15 pm 03:23 pm - - - - - Check fare - 0 stop(s)
UA 455 06:40 pm 08:52 pm - - - - - Check fare Check fare 0 stop(s)

FAQs about United Airlines Flights from SFO to SEA

What terminal is United Airlines at San Francisco Airport?

Flights normally leave from terminal 3 at San Francisco, CA (SFO-San Francisco Intl.) if you've booked a ticket with United Airlines. Landing at Seattle, WA (SEA-Seattle - Tacoma Intl.)? Contact your airline (or do some research online) to see exactly which terminal you'll be exiting the plane at.

Are there United Airlines non-stop flights from SFO to SEA?

The answer is yes. Save time and fly straight from San Francisco, CA (SFO-San Francisco Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with United Airlines. Avoid lengthy layovers, lessen the risk of losing your luggage and begin your vacation faster — direct flights are the preferred way to travel for many wise wanderers.

How long is an United Airlines flight from SFO to SEA?

Watch your favorite TV show, listen to some music or just recline your seat and forget your worries. Whatever you're into, find a way to pass the 4 hours and 7 minutes that it takes to travel from San Francisco, CA (SFO-San Francisco Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with United Airlines.

What type of aircraft does United Airlines fly from SFO to SEA?

If you're traveling from SFO to SEA with United Airlines, you'll usually be flying aboard the Boeing 737-800 or the Embraer 175.

How many direct and indirect flights does United Airlines fly from SFO to SEA?

You'll have a lot of flexibility if you fly with United Airlines from SFO to SEA. Currently, it is offering approximately 5 flights per day on this route.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Seattle, WA (SEA-Seattle - Tacoma Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

Popular United Flight Routes from SFO

Top United Flight Routes from SEA

Top Flights for United originating from SFO

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.