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Cheap flights from Seattle to San Jose from C$ 99

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJC
22 Jan — 29 Jan1
1 adult

The best prices from Seattle/Tacoma Intl to San Jose are usually found in September or August, booked 43 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 17 January 2025.

Round-trip from

C$ 197

One-way from

C$ 99

Popular in

December

Cheapest in

September

Average price

C$ 329
Alaska Airlines
  • Alaska Airlines
  • 11/2-12/2
  • Nonstop
  • 4h 27m total
  • Seattle to San Jose
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Delta
  • Delta
  • 11/2
  • Nonstop
  • 2h 29m total
  • Seattle to San Jose
Search Deals
High demand for flights, 12% potential price rise
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Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in January 2025
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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 17 January 2025.

Tue 11/29:16 p.m.SEA - SJC
Nonstop2h 11mAlaska Airlines
Wed 12/21:10 p.m.SJC - SEA
Nonstop2h 16mAlaska Airlines
Deal found 16/1C$ 197
Sat 15/25:50 p.m.SEA - SJC
Nonstop2h 20mDelta
Fri 21/211:45 a.m.SJC - SEA
Nonstop2h 26mDelta
Deal found 16/1C$ 254
Fri 14/28:45 p.m.SEA - SJC
Nonstop2h 10mSouthwest
Tue 18/23:10 p.m.SJC - SEA
Nonstop2h 15mSouthwest
Deal found 16/1C$ 269
Fri 31/15:55 p.m.SEA - SJC
1 stop14h 51mSpirit Airlines
Sun 2/29:41 a.m.SJC - SEA
1 stop7h 19mSpirit Airlines
Deal found 16/1C$ 279
Thu 6/23:15 p.m.SEA - SJC
1 stop20h 56mFrontier
Wed 12/24:03 p.m.SJC - SEA
1 stop19h 59mFrontier
Deal found 17/1C$ 325
Fri 31/17:00 a.m.SEA - SJC
Nonstop2h 14mMultiple Airlines
Sun 2/29:41 a.m.SJC - SEA
1 stop7h 19mMultiple Airlines
Deal found 16/1C$ 374
Wed 5/211:40 a.m.SEA - SJC
1 stop7h 11mAmerican Airlines
Tue 11/28:10 a.m.SJC - SEA
Nonstop2h 20mAmerican Airlines
Deal found 17/1C$ 460
Tue 18/35:15 a.m.SEA - SJC
1 stop15h 54mUnited Airlines
Tue 1/48:30 a.m.SJC - SEA
2 stops27h 24mUnited Airlines
Deal found 16/1C$ 658

Find flights from Seattle to San Jose within your budget

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 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 11/2

9:16 p.m.-11:27 p.m.

Nonstop2h 11m

San Jose

Wed 12/2

1:10 p.m.-3:26 p.m.

Nonstop2h 16m

C$ 197

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 12/2

3:20 p.m.-5:35 p.m.

Nonstop2h 15m

San Jose

Fri 21/2

6:25 a.m.-8:55 a.m.

Nonstop2h 30m

C$ 211

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 14/2

8:45 p.m.-10:55 p.m.

Nonstop2h 10m

San Jose

Tue 18/2

3:10 p.m.-5:25 p.m.

Nonstop2h 15m

C$ 269

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 31/1

5:55 p.m.-8:46 a.m.

1 stop14h 51m

San Jose

Sun 2/2

9:41 a.m.-5:00 p.m.

1 stop7h 19m

C$ 279

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 6/2

3:15 p.m.-12:11 p.m.

1 stop20h 56m

San Jose

Wed 12/2

4:03 p.m.-12:02 p.m.

1 stop19h 59m

C$ 325

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 31/1

7:00 a.m.-9:14 a.m.

Nonstop2h 14m

San Jose

Sun 2/2

9:41 a.m.-5:00 p.m.

1 stop7h 19m

C$ 374

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 5/2

11:40 a.m.-6:51 p.m.

1 stop7h 11m

San Jose

Tue 11/2

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

Nonstop2h 20m

C$ 460

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 18/3

5:15 a.m.-9:09 p.m.

1 stop15h 54m

San Jose

Tue 1/4

8:30 a.m.-11:54 a.m.

2 stops27h 24m

C$ 658

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 11/2

8:25 a.m.-10:54 a.m.

Nonstop2h 29m

C$ 99

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 29/4

10:13 a.m.-5:43 p.m.

1 stop7h 30m

C$ 112

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/1

Showing 1-10 of 13 results
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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.

Travel insights for flights from Seattle to San Jose

Get recent, data-driven insights about flights from Seattle to San Jose including ideal travel times, pricing trends, and more.

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

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 10 January 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to San Jose. 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?

Currently, September is the cheapest month in which you can book a flight from Seattle to San Jose (average of C$ 331). Flying from Seattle to San Jose in December is currently the most expensive (average of C$ 459). 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 17 January 2025.

It’s typically best to fly out from Seattle to San Jose at noon. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Jose. Price data was last updated on 16 December 2024.

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

Weekly flight availability from Seattle to San Jose

Explore weekly flight availability from Seattle to San Jose. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from SEA to SJC are scheduled on a Thursday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 79.0 mm per month. January is typically the wettest month, when rainfall can reach 79.0 mm. July is typically the driest time to visit San Jose when rainfall is around 0.0 mm.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

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 17 January 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines and Delta from Seattle to San Jose to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,659 reviews
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,681 reviews
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,511 reviews
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
8,964 reviews
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,659 reviews
Check prices

Overall

8.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

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 22 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 09m is how long a nonstop flight from Seattle to San Jose typically takes.

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

    Flights from Seattle/Tacoma Intl to San Jose have been viewed 33 times in the past calendar month.

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

    Flying on Alaska Airlines is currently your cheapest option to San Jose, with prices starting at C$ 197. Additional round-trip tickets that might be worth considering are offered by Delta and Southwest, with the lowest prices starting at C$ 211 and C$ 269, respectively. You may be able to fly from Seattle to San Jose for 42% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at C$ 99. Alaska Airlines flights start at C$ 112 while deals on Southwest start at C$ 164 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to San Jose consider choosing Horizon Air (100%), Aeromexico (94%) or WestJet (90%) as they are the most reliable in getting you off to your destination on time.

  • 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?

    Currently, September is the cheapest month in which you can book a flight from Seattle to San Jose (average of C$ 331). Flying from Seattle to San Jose in December is currently the most expensive (average of C$ 459). 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.

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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 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 183AverageC$ 257FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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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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