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San Jose

$68+ Cheap flights from Seattle to San Jose, CA (SEA - SJC)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJC
nov. 21 — nov. 281
vie. 11/21
vie. 11/28
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Jose are usually found in January or August, booked 70 days in advance, depart on a Thursday or Friday and return on a Saturday

Find flight deals from Seattle to San Jose

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 octubre 22, 2025.

This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:15 amSEA - SJC
2 stops9h 45mSouthwest
sáb. 11/159:00 amSJC - SEA
Nonstop2h 20mSouthwest
Deal found 10/20$132
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/52:20 pmSEA - SJC
1 stop8h 05mSouthwest
lun. 1/54:50 pmSJC - SEA
1 stop7h 15mSouthwest
Deal found 10/20$133
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/49:25 amSEA - SJC
2 stops7h 25mSouthwest
dom. 12/710:00 amSJC - SEA
2 stops7h 20mSouthwest
Deal found 10/21$134
This Cheapflightsfares deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/108:49 pmSEA - SJC
Nonstop2h 10mAlaska Airlines
vie. 11/147:47 pmSJC - SEA
Nonstop2h 27mAlaska Airlines
Deal found 10/21$136
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/155:46 pmSEA - SJC
Nonstop2h 14mAlaska Airlines
mar. 1/611:49 amSJC - SEA
1 stop5h 09mAlaska Airlines
Deal found 10/20$137
This Alaska Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/157:20 amSEA - SJC
1 stop7h 12mAlaska Airlines
lun. 12/156:25 pmSJC - SEA
1 stop4h 20mAlaska Airlines
Deal found 10/21$138
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:15 amSEA - SJC
2 stops9h 45mSouthwest
mié. 11/124:05 pmSJC - SEA
1 stop6h 25mSouthwest
Deal found 10/20$142
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/312:10 pmSEA - SJC
2 stops7h 20mSouthwest
jue. 12/49:15 amSJC - SEA
Nonstop2h 20mSouthwest
Deal found 10/21$143
This Cheapflightsfares deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/108:49 pmSEA - SJC
Nonstop2h 10mAlaska Airlines
lun. 11/1711:39 amSJC - SEA
1 stop3h 58mAlaska Airlines
Deal found 10/21$145
This Cheapflightsfares deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/121:35 pmSEA - SJC
Nonstop2h 19mAlaska Airlines
vie. 11/147:47 pmSJC - SEA
Nonstop2h 27mAlaska Airlines
Deal found 10/19$146
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/55:15 amSEA - SJC
2 stops9h 45mSouthwest
lun. 12/86:30 amSJC - SEA
2 stops7h 55mSouthwest
Deal found 10/20$147
This Orbitz deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/311:43 amSEA - SJC
1 stop5h 51mMultiple Airlines
lun. 11/176:13 pmSJC - SEA
Nonstop2h 22mMultiple Airlines
Deal found 10/20$148

Cheap 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 octubre 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$131
(Alaska Airlines)

One-way from

$68
(Southwest)

Popular in

December

Cheapest in

January

Average price

$232

Good round-trip deal

$176 or less

Good one-way deal

$88 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-San Jose flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San Jose flights.
Search Deals
From Seattle/Tacoma Intl to San Jose
Search Deals
One-way flight from Seattle/Tacoma Intl to San Jose
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to San Jose.
Search Deals
Price to beat on a one-way 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 2,558,603 searches. Data last updated octubre 22, 2025.
Use the filters below to find and compare flights from Seattle to San Jose that are best for you.

Fly from

Seattle

Fly to

San Jose

Route

Depart

Return

Price

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

mié. 11/12

9:25 am-4:50 pm

2 stops7h 25m

San Jose

sáb. 11/15

6:30 am-2:15 pm

1 stop7h 45m

$142

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

mié. 12/24

9:41 pm-11:59 pm

Nonstop2h 18m

San Jose

vie. 1/2

6:15 am-8:41 am

Nonstop2h 26m

$147

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

jue. 12/25

8:10 am-10:25 am

Nonstop2h 15m

San Jose

mar. 12/30

7:50 pm-10:10 pm

Nonstop2h 20m

$147

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

jue. 12/4

9:25 am-4:50 pm

2 stops7h 25m

San Jose

sáb. 12/6

12:45 pm-9:00 pm

1 stop8h 15m

$153

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

sáb. 12/13

7:50 pm-10:12 pm

Nonstop2h 22m

San Jose

sáb. 1/3

7:13 am-9:45 am

Nonstop2h 32m

$157

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

sáb. 1/3

9:41 pm-11:59 pm

Nonstop2h 18m

San Jose

lun. 1/5

3:54 pm-6:11 pm

Nonstop2h 17m

$162

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

jue. 12/4

8:05 am-1:24 pm

1 stop5h 19m

San Jose

mié. 12/10

3:11 pm-6:55 pm

1 stop3h 44m

$166

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

jue. 11/13

7:10 am-9:25 am

Nonstop2h 15m

San Jose

lun. 11/17

6:30 am-2:25 pm

2 stops7h 55m

$172

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

dom. 1/11

11:35 am-4:37 pm

1 stop5h 02m

San Jose

jue. 1/15

6:25 pm-10:33 pm

1 stop4h 08m

$176

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

dom. 12/7

5:15 am-12:45 pm

2 stops7h 30m

San Jose

dom. 12/7

4:10 pm-12:35 am

1 stop8h 25m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 20 results
1
2

Compare providers for flights from Seattle to San Jose

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to San Jose in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-San Jose, California flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Jose. Price data was last updated on October 17, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to San Jose, California, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to San Jose, California?

Currently, November is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of $92). Flying from Seattle to San Jose, California in May is currently the most expensive (average of $137). 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 octubre 22, 2025.

One of the essential ways to save on airfare from Seattle to San Jose, California is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 4% on airfare.

What is the cheapest day to fly from Seattle to San Jose, California?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Jose. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Seattle to San Jose, California flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Seattle to San Jose flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to San Jose trip
Airports
SEA

Plan to arrive at SEA at least two hours before your flight. Use SEA Spot Saver for free security screening appointments to reduce wait times.

Read more about SEAby Brandon Schultz
SJC

For quick city access from SJC, use the Airport Flyer bus to connect with BART or CalTrain for easy transit to San Francisco or other Bay Area locations.

Read more about SJCby Daniel Scheffler
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on SJC

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 octubre 22, 2025.
Read through reviews of airlines operating flights from Seattle to San Jose, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Alaska Airlines
8.0
Very good
11,150 reviews
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Delta
7.9
Good
7,979 reviews
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Hawaiian Airlines
7.8
Good
2,788 reviews
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Spirit Airlines
6.3
Okay
8,097 reviews
Alaska Airlines
8.0
Very good
11,150 reviews

Overall

8.0

Food

7.1

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.

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?

    To fly from Seattle to San Jose, you need to book a flight from Seattle/Tacoma Intl (SEA) to San Jose (SJC). Nonstop flights to San Jose from Seattle/Tacoma Intl take 2h 09m on average. When it comes time to book airfare, you have a few options: there are 29 outbound flights from Seattle/Tacoma Intl to San Jose offered by 6 different airlines.

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

    Flights from Seattle/Tacoma Intl to San Jose have been viewed 25 times in the past calendar month.

  • How long is the flight from Seattle to San Jose, California?

    Airlines like Southwest, Alaska Airlines, and Delta fly from Seattle to San Jose, California in about 2h 18m. The time it takes to get you to your destination can typically vary by up to 5h 07m. Airlines will cover a distance of 697 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seattle to San Jose, California round-trip?

    Hawaiian Airlines, at $88, was found to be the cheapest airline from Seattle to San Jose, California.Alternate airlines to your destination round-trip include Delta and Spirit Airlines. Users have found that Hawaiian Airlines is 64% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to San Jose, California one-way?

    One-way options have recently been found by users for as low as $69 on Southwest. Other airlines that offer cheap prices include Alaska Airlines from $69 and Delta from $69 one-way.

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

    The top 3 most reliable airlines when flying from Seattle to San Jose, California are Finnair (100%), WestJet (98%) and Air France (95%).

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

    While on average a flight from Seattle to San Jose, California is generally $398, our data shows the cheapest flight currently is $58. When looking at the most popular route, (Seattle/Tacoma Intl - San Jose), you can expect to pay $82 for that flight.

  • 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, November is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of $92). Flying from Seattle to San Jose, California in May is currently the most expensive (average of $137). 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

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Alternative routes for Seattle to San Jose

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Top 6 airlines flying from Seattle to San Jose

Discover the top 6 airlines 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 2,558,603 searches. Data last updated octubre 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$88Average$237FlexibilityNo cancel feeOn-time85%
DeltaCheapest$106Average$226FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$110Average$227FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$218FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$136Average$227FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$137Average$292FlexibilityNo cancel feeOn-time75%

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