Cheap flights from Seattle to San Jose from $79
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 11/5. 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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Our best Alaska Airlines deals on Seattle to San Jose, California flight tickets
Southwest flights from Seattle to San Jose, California
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Fly from
Fly to
Route
Depart
Return
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Wed 11/4
7:48 pm-8:12 pm
1 stop24h 24m
San Jose
Mon 11/9
9:07 pm-6:33 pm
1 stop21h 26m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Sun 11/8
9:13 pm-1:46 pm
1 stop16h 33m
San Jose
Thu 11/12
2:41 pm-9:45 am
1 stop19h 04m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Tue 11/24
12:31 pm-5:16 pm
1 stop4h 45m
San Jose
Wed 11/25
11:38 am-4:51 pm
1 stop5h 13m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Sat 10/31
7:18 am-9:41 am
Nonstop2h 23m
San Jose
Thu 11/5
6:15 am-8:38 am
Nonstop2h 23m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Mon 12/7
4:30 pm-6:39 pm
Nonstop2h 09m
San Jose
Thu 12/10
8:00 am-10:21 am
Nonstop2h 21m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Wed 10/28
7:15 am-12:47 pm
1 stop5h 32m
San Jose
Mon 11/2
4:31 pm-9:58 pm
1 stop5h 27m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Thu 10/22
12:25 pm-2:35 pm
Nonstop2h 10m
San Jose
Tue 10/27
6:00 am-8:15 am
Nonstop2h 15m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Thu 1/14
8:50 am-11:05 am
Nonstop2h 15m
San Jose
Mon 1/18
7:35 pm-9:50 pm
Nonstop2h 15m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Wed 11/4
6:20 am-12:08 pm
1 stop5h 48m
San Jose
Sat 11/7
1:02 pm-8:09 pm
1 stop7h 07m
SeattleSan Jose
SEA Seattle/Tacoma Intl - SJC San Jose
SEASJC
Seattle/Tacoma Intl
Wed 12/9
6:20 am-12:15 pm
1 stop5h 55m
San Jose
Wed 12/16
6:00 am-1:59 pm
1 stop7h 59m
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 typical price of a round-trip flight between Seattle and San Jose, California?
Prices are currently low for flights on this route.
Typical prices usually range from $168 to $345.The lowest price recently found on this route was $155.
What is the cheapest month to fly to San Jose, California?
The month of March is, on average, the cheapest month to fly to San Jose, California from Seattle, with most prices found around $245. If you are unable to visit San Jose, California during the month of March, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $249.
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 Thursday. momondo users have found tickets for Thursday departures for as low as $263. 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 $417.
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 in the evening when flights can be purchased for as low as $272. In the afternoon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $300 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 from Seattle 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 $281 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 $206 on momondo.
What cabin class options are available on Seattle to San Jose, California flights?
There are 4 cabin classes available to choose from on Seattle to San Jose, California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to San Jose?
Alaska Airlines, Frontier, and Southwest are the most popular carriers operating from Seattle/Tacoma Intl to San Jose
What airlines fly to San Jose, California?
Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Jose, California from Seattle according to our data. Alaska Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 7 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to San Jose, California on average per day?
As of October 2026, 9 flights take off from Seattle and land in San Jose, California each day. The most common flight departure time for this route is 5:00PM, with 49% of daily flights taking off in the afternoon.
How many flights depart from Seattle to San Jose, California on average per week?
69 flights are operational weekly from Seattle to San Jose, California as of October 2026. The most popular departure day for this route is Mon, with 48% of flights per week taking off on this day.
When to book flights from Seattle to San Jose, California
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
Frequently asked questions about flying from Seattle to San Jose, California
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 10m.
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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to San Jose Airport is 5 as of October 2026.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to San Jose, California is Boeing 737 MAX 8 (29.19% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (28.12%), Boeing 737 (12.56%), and Boeing 737-700 (6.50%).
What is the most popular airline from Seattle to San Jose, California?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to San Jose, California is Alaska Airlines (53% of total bookings). The next most popular airlines are Delta (28%), Southwest (17%), and Hawaiian Airlines (2%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $96 | Free Cancellation | Rating 7.8 8,632 reviews | |||
| PriceFrom $102 | Free Cancellation | Rating 7.9 4,213 reviews | |||
| PriceFrom $120 | Free Cancellation | Rating 7.9 13,018 reviews | |||
| PriceFrom $254 | Free Cancellation | Rating 7.8 2,807 reviews | |||
| PriceFrom $520 | Free Cancellation | Rating 7.0 12,134 reviews |
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 $102. Generally, Southwest has 9 flights on this route every week with an average price of $279. Southwest is rated 7.9/10 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 $120, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $298 round-trip. Alaska Airlines operates 12 flights out of Seattle into San Jose, California in an average week, so prices vary by time and availability. 13,018 Alaska Airlines reviews by users on momondo have scored the airline at 7.9/10.
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.