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Cheap flights from Seattle to San Jose from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San Jose departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
9:41 pm - 11:59 pm
SEA
-
SJC
2h 18mnonstop
Alaska Airlines Logo
6:02 pm - 8:20 pm
SJC
-
SEA
2h 18mnonstop
$122Alaska Airlines
Wed, Dec 31 - Thu, Jan 8
Southwest Logo
9:55 am - 6:05 pm
SEA
-
SJC
8h 10m2 stops
Southwest Logo
12:25 pm - 8:20 pm
SJC
-
SEA
7h 55m2 stops
$124Southwest
Tue, Jan 13 - Wed, Jan 14
Southwest Logo
8:45 am - 2:15 pm
SEA
-
SJC
5h 30m1 stop
Southwest Logo
12:25 pm - 8:20 pm
SJC
-
SEA
7h 55m2 stops
$127Southwest
Mon, Jan 12 - Tue, Jan 13
Alaska Airlines Logo
4:20 pm - 9:47 am
SEA
-
SJC
17h 27m2 stops
Alaska Airlines Logo
9:05 am - 11:21 am
SJC
-
SEA
2h 16mnonstop
$128Alaska Airlines
Thu, Jan 15 - Sat, Jan 17
Southwest Logo
9:55 am - 6:05 pm
SEA
-
SJC
8h 10m2 stops
Southwest Logo
3:10 pm - 10:50 pm
SJC
-
SEA
7h 40m1 stop
$130Southwest
Tue, Jan 13 - Thu, Jan 15
Alaska Airlines Logo
2:59 pm - 5:08 pm
SEA
-
SJC
2h 09mnonstop
Alaska Airlines Logo
9:53 am - 2:43 pm
SJC
-
SEA
4h 50m1 stop
$132Alaska Airlines
Thu, Jan 15 - Sun, Jan 18
Southwest Logo
6:05 am - 2:15 pm
SEA
-
SJC
8h 10m2 stops
Southwest Logo
8:25 am - 5:50 pm
SJC
-
SEA
9h 25m1 stop
$135Southwest
Tue, Jan 20 - Thu, Jan 22
Southwest Logo
6:35 am - 8:45 am
SEA
-
SJC
2h 10mnonstop
Southwest Logo
8:40 am - 4:00 pm
SJC
-
SEA
7h 20m2 stops
$138Southwest
Sat, Feb 14 - Wed, Feb 18
Alaska Airlines Logo
9:36 pm - 9:16 am
SEA
-
SJC
11h 40m1 stop
Alaska Airlines Logo
6:15 am - 8:36 am
SJC
-
SEA
2h 21mnonstop
$139Alaska Airlines
Fri, Jan 16 - Sun, Jan 18
Alaska Airlines Logo
4:20 pm - 9:47 am
SEA
-
SJC
17h 27m2 stops
Alaska Airlines Logo
11:00 am - 1:19 pm
SJC
-
SEA
2h 19mnonstop
$142Alaska Airlines
Thu, Jan 15 - Sun, Jan 18

Alaska Airlines flights from Seattle to San Jose, California

Our best Alaska Airlines deals on Seattle to San Jose, California flight tickets
Alaska Airlines
Dec 31
SEA9:41 pmSeattle/Tacoma Intl
2h 18m
SJC11:59 pmSan Jose
Jan 7
SJC6:02 pmSan Jose
2h 18m
SEA8:20 pmSeattle/Tacoma Intl
$122
Find similar
Alaska Airlines
Jan 15
SEA4:20 pmSeattle/Tacoma Intl
17h 27m
2 stops
SJC9:47 amSan Jose
Jan 17
SJC9:05 amSan Jose
2h 16m
SEA11:21 amSeattle/Tacoma Intl
$128
Find similar
Alaska Airlines
Jan 15
SEA7:30 amSeattle/Tacoma Intl
2h 18m
SJC9:48 amSan Jose
Jan 18
SJC7:45 amSan Jose
6h 58m
1 stop
SEA2:43 pmSeattle/Tacoma Intl
$132
Find similar

Southwest flights from Seattle to San Jose, California

Our best Southwest deals on Seattle to San Jose, California flight tickets
Southwest
Jan 13
SEA9:55 amSeattle/Tacoma Intl
8h 10m
2 stops
SJC6:05 pmSan Jose
Jan 14
SJC12:25 pmSan Jose
7h 55m
2 stops
SEA8:20 pmSeattle/Tacoma Intl
$124
Find similar
Southwest
Jan 12
SEA8:45 amSeattle/Tacoma Intl
5h 30m
1 stop
SJC2:15 pmSan Jose
Jan 13
SJC12:25 pmSan Jose
7h 55m
2 stops
SEA8:20 pmSeattle/Tacoma Intl
$127
Find similar
Southwest
Jan 13
SEA9:55 amSeattle/Tacoma Intl
8h 10m
2 stops
SJC6:05 pmSan Jose
Jan 15
SJC3:10 pmSan Jose
7h 40m
1 stop
SEA10:50 pmSeattle/Tacoma Intl
$130
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to San Jose, California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Seattle to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 12/31

9:41 pm-11:59 pm

Nonstop2h 18m

San Jose

Thu 1/8

6:02 pm-8:20 pm

Nonstop2h 18m

$122

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 1/13

9:55 am-6:05 pm

2 stops8h 10m

San Jose

Wed 1/14

12:25 pm-8:20 pm

2 stops7h 55m

$124

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 1/12

8:45 am-2:15 pm

1 stop5h 30m

San Jose

Tue 1/13

12:25 pm-8:20 pm

2 stops7h 55m

$127

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 1/15

4:20 pm-9:47 am

2 stops17h 27m

San Jose

Sat 1/17

9:05 am-11:21 am

Nonstop2h 16m

$128

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 1/13

9:55 am-6:05 pm

2 stops8h 10m

San Jose

Thu 1/15

3:10 pm-10:50 pm

1 stop7h 40m

$130

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 1/15

2:59 pm-5:08 pm

Nonstop2h 09m

San Jose

Sun 1/18

9:53 am-2:43 pm

1 stop4h 50m

$132

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 1/20

6:05 am-2:15 pm

2 stops8h 10m

San Jose

Thu 1/22

8:25 am-5:50 pm

1 stop9h 25m

$135

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 2/14

6:35 am-8:45 am

Nonstop2h 10m

San Jose

Wed 2/18

8:40 am-4:00 pm

2 stops7h 20m

$138

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 1/16

9:36 pm-9:16 am

1 stop11h 40m

San Jose

Sun 1/18

6:15 am-8:36 am

Nonstop2h 21m

$139

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 1/15

4:20 pm-9:47 am

2 stops17h 27m

San Jose

Sun 1/18

11:00 am-1:19 pm

Nonstop2h 19m

$142

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from Seattle to San Jose, California

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 Jose, California?

The month of October is, on average, the cheapest month to fly to San Jose, California from Seattle, with most prices found around $207. If you are unable to visit San Jose, California during the month of October, then departing from Seattle during the month January is also very affordable. Most momondo users find prices during this month for around $211.

What is the cheapest day to depart on your flight to San Jose, California?

On average, the least expensive day to fly to San Jose, California from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $232. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to San Jose, California for around $386.

What is the cheapest time of day to depart on your flight to San Jose, California?

The cheapest time of day to fly to San Jose, California is at noon when flights can be purchased for as low as $239. In the afternoon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $265 per ticket.

What is the cheapest Seattle/Tacoma Intl to San Jose flight route?

Fly from Seattle/Tacoma Intl to San Jose for the best Seattle/Tacoma Intl - San Jose flight prices

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $248 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Seattle for as low as $178 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to San Jose flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to San Jose flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to San Jose, California flight prices changed over time?

As of December 2025, prices for Seattle to San Jose, California flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to San Jose, California

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to San Jose, California according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to San Jose, California (SEA to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to San Jose, California

Best Price Found

$131

Fastest flight time

2h 05m

Direct flights

Every day

Airports in San Jose, California

1 airport
The best one-way flight to San Jose, California from Seattle in the past 72 hours is $131. The best round-trip flight deal from Seattle to San Jose, California found on momondo in the last 72 hours is $195.
The fastest flight from Seattle to San Jose, California takes 2h 05m
Direct flights go from Seattle to San Jose, California every day.
There is 1 airport near San Jose, California: San Jose (SJC)
Search flight deals

  • How far is Seattle/Tacoma Intl to San Jose by plane?

    Seattle/Tacoma Intl and San Jose are 709.9 mi apart from one another. In terms of flight time, this usually takes a little over 2h 05m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Jose Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to San Jose Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Jose Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Jose Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The travel and health documents you'll need for your trip to San Jose 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 license and a passport that is valid for six months after your intended arrival at San Jose 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 Jose, California?

  • What is the most popular airline from Seattle to San Jose, California?

Best airlines flying from Seattle to San Jose, California

Compare and see reviews for airlines that fly from Seattle to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $88Free CancellationRating
7.8
2,815 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $114Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Spirit AirlinesPriceFrom $130Free CancellationRating
6.3
8,160 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $134Free CancellationRating
8.0
4,254 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $136Free CancellationRating
8.0
11,400 reviews
Search Alaska Airlines flights
FrontierPriceFrom $166Free CancellationRating
5.8
3,092 reviews
Search Frontier flights

  • Southwest Flights From Seattle to San Jose, California

    The lowest priced Southwest flight from Seattle to San Jose, California from the last 72 hours was $134. Generally, Southwest has 15 flights on this route every week with an average price of $217. Southwest is rated 8.0/10 by our users.

  • Alaska Airlines Flights From Seattle to San Jose, California

    The best Alaska Airlines deal for Seattle to San Jose, California flight tickets found on momondo in the last 72 hours was $136, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $290 round-trip. Alaska Airlines operates 16 flights out of Seattle into San Jose, California in an average week, so prices vary by time and availability. 11,400 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to San Jose?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Jose from Seattle.

Can I find flights from Seattle to San Jose with flexible booking policies on momondo?

Flights from Seattle to San Jose with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to San Jose?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Jose from Seattle.

I’m not ready to book a flight from Seattle to San Jose right now. Can momondo alert me if prices change?

Price alerts on flights to San Jose 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.

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