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Cheap flights from Seattle to San Jose, CA from C$ 161

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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJC
21 Jul — 28 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Jose are usually found in October or September, booked 62 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Seattle to San Jose

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to San Jose
Explore the most affordable flight options available from Seattle to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 June 2026.

Wed 15/77:30 a.m.
SEA
-
SJC
Nonstop2h 15m
Southwest
Wed 22/76:35 a.m.
SJC
-
SEA
Nonstop2h 15m
Southwest
Deal found 17/6C$ 222
Wed 15/79:43 p.m.
SEA
-
SJC
Nonstop2h 16m
Alaska Airlines
Wed 22/78:20 a.m.
SJC
-
SEA
Nonstop2h 11m
Alaska Airlines
Deal found 18/6C$ 228
Wed 29/712:45 p.m.
SEA
-
SJC
1 stop4h 55m
Southwest
Tue 4/86:35 a.m.
SJC
-
SEA
Nonstop2h 10m
Southwest
Deal found 16/6C$ 231
Wed 15/77:30 a.m.
SEA
-
SJC
Nonstop2h 15m
Southwest
Tue 28/76:20 p.m.
SJC
-
SEA
1 stop6h 25m
Southwest
Deal found 18/6C$ 236
Mon 24/811:35 a.m.
SEA
-
SJC
Nonstop2h 30m
Delta
Tue 1/98:53 p.m.
SJC
-
SEA
Nonstop2h 26m
Delta
Deal found 21/6C$ 241
Wed 15/73:25 p.m.
SEA
-
SJC
Nonstop2h 10m
Southwest
Tue 21/74:30 p.m.
SJC
-
SEA
2 stops8h 15m
Southwest
Deal found 19/6C$ 243
Tue 11/89:25 a.m.
SEA
-
SJC
Nonstop2h 15m
Southwest
Tue 11/81:25 p.m.
SJC
-
SEA
1 stop9h 40m
Southwest
Deal found 19/6C$ 245
Sat 15/85:30 a.m.
SEA
-
SJC
1 stop5h 35m
Southwest
Mon 17/86:00 a.m.
SJC
-
SEA
Nonstop2h 20m
Southwest
Deal found 21/6C$ 255
Fri 4/98:30 a.m.
SEA
-
SJC
Nonstop2h 27m
Delta
Mon 7/97:21 a.m.
SJC
-
SEA
Nonstop2h 24m
Delta
Deal found 18/6C$ 259
Thu 27/811:50 a.m.
SEA
-
SJC
Nonstop2h 30m
Southwest
Sat 29/810:45 a.m.
SJC
-
SEA
2 stops7h 35m
Southwest
Deal found 21/6C$ 262

Find flight deals from Seattle to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 June 2026.

Round-trip from

C$ 222

One-way from

C$ 161

Popular in

February

Cheapest in

October

Average price

C$ 418

Good round-trip deal

C$ 598 or less
Alaska Airlines
  • Alaska Airlines
  • 20/10-21/10
  • Nonstop
  • 4h 31m total
  • Seattle to San Jose
Search Deals
Delta
  • Delta
  • 26/11
  • Nonstop
  • 2h 24m total
  • Seattle to San Jose
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to San Jose.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to San Jose 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, Cheapflights users made 629,999 searches. Data last updated 21 June 2026.
Use the filters below to find and compare flights from Seattle to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 18/7

8:30 a.m.-10:55 a.m.

Nonstop2h 25m

San Jose

Sat 15/8

8:53 p.m.-11:19 p.m.

Nonstop2h 26m

C$ 222

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 5/8

8:30 a.m.-4:25 p.m.

1 stop7h 55m

San Jose

Wed 12/8

1:00 p.m.-8:15 p.m.

2 stops7h 15m

C$ 258
Quickest round-trip

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 25/7

5:15 p.m.-7:25 p.m.

Nonstop2h 10m

San Jose

Sun 26/7

8:10 a.m.-10:20 a.m.

Nonstop2h 10m

C$ 300

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 18/7

8:30 a.m.-10:55 a.m.

Nonstop2h 25m

San Jose

Mon 20/7

6:12 p.m.-12:03 a.m.

1 stop5h 51m

C$ 314

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 18/7

11:45 a.m.-2:15 p.m.

Nonstop2h 30m

San Jose

Tue 21/7

2:59 p.m.-8:27 p.m.

1 stop5h 28m

C$ 314

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 7/8

9:43 p.m.-11:59 p.m.

Nonstop2h 16m

San Jose

Sun 9/8

8:20 a.m.-10:31 a.m.

Nonstop2h 11m

C$ 318

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 13/7

5:35 p.m.-11:30 p.m.

1 stop5h 55m

San Jose

Wed 15/7

6:35 a.m.-8:50 a.m.

Nonstop2h 15m

C$ 357

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 3/8

5:35 p.m.-11:30 p.m.

1 stop5h 55m

San Jose

Wed 5/8

6:35 a.m.-8:45 a.m.

Nonstop2h 10m

C$ 357

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 18/7

6:42 a.m.-1:23 p.m.

1 stop6h 41m

San Jose

Wed 22/7

6:17 a.m.-8:34 a.m.

Nonstop2h 17m

C$ 378

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 17/7

1:30 p.m.-3:55 p.m.

Nonstop2h 25m

San Jose

Mon 20/7

2:35 p.m.-11:10 p.m.

1 stop8h 35m

C$ 392

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/6

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Seattle with our price prediction graph.
Estimated round-trip 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 Jose

How far ahead should I book a flight from Seattle to San Jose, California?

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to San Jose, California. 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 Jose, California?

Currently, October is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of C$ 297). Flying from Seattle to San Jose, California in February is currently the most expensive (average of C$ 484). 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 SJC?

Find hourly flight availability from Seattle to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 June 2026.

It’s typically best to fly out from Seattle to San Jose, California in the evening. Doing so could potentially save you 57% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from Seattle to San Jose, California?

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated 21 June 2026.
Check out reviews from past customers who have flown with Alaska Airlines from Seattle to San Jose to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,556 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

7.9

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,556 reviews
Alaska Airlines
7.9
Good
12,556 reviews
Check prices

Crew

8.5

Boarding

8.1

Food

7.1

Overall

7.9

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to San Jose?

    If you wish to fly to San Jose from Seattle, then you need to book flights from Seattle/Tacoma Intl to San Jose. There are 27 flights from Seattle/Tacoma Intl (SEA) to San Jose (SJC) per day to choose from. Flights to San Jose from Seattle/Tacoma Intl are available from 1 airline, which means you should have some options if you want to compare airfare deals. 2h 10m is how long a nonstop flight from Seattle to San Jose typically takes.

  • How popular is this Seattle to San Jose, California flight route?

    This flight path from Seattle/Tacoma Intl to San Jose was viewed by 6 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 Jose, California?

    Departing from Seattle to San Jose, California will take you 2h 25m. Airlines will cover a distance of 1122 km. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Seattle to San Jose, California round-trip?

    Cheapflights users have booked flights from Seattle to San Jose, California round-trip from C$ 179. Users have found that Alaska Airlines is 53% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Seattle to San Jose, California?

    No one likes to see their flight delayed. When booking a flight from Seattle to San Jose, California consider choosing Horizon Air (100%), Aeromexico (97%) or WestJet (95%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to San Jose, California?

    On average you can expect to pay C$ 729 for a flight from Seattle to San Jose, California. The cheapest flight overall is C$ 314 while the most popular route, (Seattle/Tacoma Intl - San Jose) is currently priced at C$ 342.

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

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

  • How can I find direct flights from Seattle to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Jose.

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

    Yes. Cheapflights offers flight deals from Seattle to San Jose 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 Jose, California?

    Currently, October is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of C$ 297). Flying from Seattle to San Jose, California in February is currently the most expensive (average of C$ 484). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Seattle to San Jose

Discover the top airline that operate flights from Seattle to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 179AverageC$ 307FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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 Jose?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to San Jose. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to San Jose 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 Jose with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to San Jose, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Seattle to San Jose flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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