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Cheap flights from Seattle to San Jose from $69

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 11/22. 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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Find the cheapest flights from Seattle to San Jose

Cheap round-trip flights

Delta Logo
8:35 am - 10:51 amSEA-SJC
2h 16mnonstop
Delta Logo
4:37 pm - 7:00 pmSJC-SEA
2h 23mnonstop
$137Delta
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Sat, Nov 8 - Sat, Nov 8
Alaska Airlines Logo
8:00 am - 12:15 pmSEA-SJC
4h 15m1 stop
Alaska Airlines Logo
4:40 pm - 9:02 pmSJC-SEA
4h 22m1 stop
$138Alaska Airlines
Find Deal
Sat, Feb 28 - Sat, Feb 28
Southwest Logo
8:05 am - 10:25 amSEA-SJC
2h 20mnonstop
Southwest Logo
6:30 am - 3:05 pmSJC-SEA
8h 35m1 stop
$141Southwest
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Mon, Oct 27 - Wed, Oct 29
Alaska Airlines Logo
7:30 pm - 9:42 pmSEA-SJC
2h 12mnonstop
Alaska Airlines Logo
8:00 am - 10:24 amSJC-SEA
2h 24mnonstop
$142Alaska Airlines
Find Deal
Wed, Oct 8 - Mon, Oct 13
Hawaiian Airlines Logo
7:05 am - 9:23 amSEA-SJC
2h 18mnonstop
Hawaiian Airlines Logo
8:00 am - 10:24 amSJC-SEA
2h 24mnonstop
$144Hawaiian Airlines
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Thu, Oct 9 - Mon, Oct 13
Southwest Logo
8:50 pm - 10:55 pmSEA-SJC
2h 05mnonstop
Southwest Logo
4:35 pm - 12:50 amSJC-SEA
8h 15m2 stops
$146Southwest
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Thu, Oct 16 - Mon, Oct 20
Frontier Logo
6:12 am - 1:14 pmSEA-SJC
7h 02m1 stop
Frontier Logo
12:26 pm - 12:30 amSJC-SEA
12h 04m1 stop
$150Frontier
Find Deal
Thu, Oct 2 - Sun, Oct 5
Delta Logo
2:10 pm - 7:21 pmSEA-SJC
5h 11m1 stop
Delta Logo
7:15 am - 9:45 amSJC-SEA
2h 30mnonstop
$151Delta
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Wed, Oct 29 - Fri, Oct 31
Hawaiian Airlines Logo
3:05 pm - 5:20 pmSEA-SJC
2h 15mnonstop
Hawaiian Airlines Logo
8:00 am - 10:24 amSJC-SEA
2h 24mnonstop
$153Hawaiian Airlines
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Fri, Oct 10 - Mon, Oct 13
Frontier Logo
6:12 am - 1:14 pmSEA-SJC
7h 02m1 stop
Frontier Logo
12:26 pm - 12:30 amSJC-SEA
12h 04m1 stop
$173Frontier
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Thu, Oct 2 - Sun, Oct 5

Delta flights from Seattle to San Jose

Our best Delta deals on Seattle to San Jose flight tickets
Delta
Nov 8
SEA8:35 amSeattle/Tacoma Intl
2h 16m
SJC10:51 amSan Jose
Nov 8
SJC4:37 pmSan Jose
2h 23m
SEA7:00 pmSeattle/Tacoma Intl
$137
Find similar
Delta
Oct 29
SEA2:10 pmSeattle/Tacoma Intl
5h 11m
1 stop
SJC7:21 pmSan Jose
Oct 31
SJC7:15 amSan Jose
2h 30m
SEA9:45 amSeattle/Tacoma Intl
$151
Find similar
Delta
Oct 7
SEA7:50 pmSeattle/Tacoma Intl
2h 18m
SJC10:08 pmSan Jose
Oct 9
SJC7:15 amSan Jose
2h 30m
SEA9:45 amSeattle/Tacoma Intl
$171
Find similar

Alaska Airlines flights from Seattle to San Jose

Our best Alaska Airlines deals on Seattle to San Jose flight tickets
Alaska Airlines
Feb 28
SEA8:00 amSeattle/Tacoma Intl
4h 15m
1 stop
SJC12:15 pmSan Jose
Feb 28
SJC4:40 pmSan Jose
4h 22m
1 stop
SEA9:02 pmSeattle/Tacoma Intl
$138
Find similar
Alaska Airlines
Oct 8
SEA7:30 pmSeattle/Tacoma Intl
2h 12m
SJC9:42 pmSan Jose
Oct 13
SJC8:00 amSan Jose
2h 24m
SEA10:24 amSeattle/Tacoma Intl
$142
Find similar
Alaska Airlines
Nov 5
SEA8:00 amSeattle/Tacoma Intl
4h 22m
1 stop
SJC12:22 pmSan Jose
Nov 11
SJC8:10 amSan Jose
2h 24m
SEA10:34 amSeattle/Tacoma Intl
$147
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
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

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 11/8

8:35 am-10:51 am

Nonstop2h 16m

San Jose

Sat 11/8

4:37 pm-7:00 pm

Nonstop2h 23m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 2/28

8:00 am-12:15 pm

1 stop4h 15m

San Jose

Sat 2/28

4:40 pm-9:02 pm

1 stop4h 22m

$138

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 10/27

8:05 am-10:25 am

Nonstop2h 20m

San Jose

Wed 10/29

6:30 am-3:05 pm

1 stop8h 35m

$141

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 10/8

7:30 pm-9:42 pm

Nonstop2h 12m

San Jose

Mon 10/13

8:00 am-10:24 am

Nonstop2h 24m

$142

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 10/9

7:05 am-9:23 am

Nonstop2h 18m

San Jose

Mon 10/13

8:00 am-10:24 am

Nonstop2h 24m

$144

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 10/16

8:50 pm-10:55 pm

Nonstop2h 05m

San Jose

Mon 10/20

4:35 pm-12:50 am

2 stops8h 15m

$146

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 10/2

6:12 am-1:14 pm

1 stop7h 02m

San Jose

Sun 10/5

12:26 pm-12:30 am

1 stop12h 04m

$150

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 10/29

2:10 pm-7:21 pm

1 stop5h 11m

San Jose

Fri 10/31

7:15 am-9:45 am

Nonstop2h 30m

$151

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 10/10

3:05 pm-5:20 pm

Nonstop2h 15m

San Jose

Mon 10/13

8:00 am-10:24 am

Nonstop2h 24m

$153

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 10/2

6:12 am-1:14 pm

1 stop7h 02m

San Jose

Sun 10/5

12:26 pm-12:30 am

1 stop12h 04m

$173

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

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?

What is the cheapest month to fly to San Jose?

In general, August is the cheapest month to fly from Seattle to San Jose. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $217. If you aren’t able to travel to San Jose during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $218.

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

The cheapest day to depart on your flight to San Jose is on a Thursday when prices can be found for as low as $245. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Jose on Monday is $377.

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

Our most recent data shows that the best time of day to fly to San Jose is in the evening. Flights from Seattle to San Jose during this time can be as low as $257. In contrast, the most expensive time of day to depart to San Jose is in the afternoon when prices are around $269.

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?

You are more likely to see cheaper flights to San Jose from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose 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 from Seattle for as low as $175 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 flight prices changed over time?

As of September 2025, prices for Seattle to San Jose flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to San Jose

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

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

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

Best Price Found

$125

Fastest flight time

2h 05m

Direct flights

Every day

Airports in San Jose

1 airport
The best one-way flight to San Jose from Seattle in the past 72 hours is $125. The best round-trip flight deal from Seattle to San Jose found on momondo in the last 72 hours is $158.
The fastest flight from Seattle to San Jose takes 2h 05m
Direct flights go from Seattle to San Jose every day.
There is 1 airport near San Jose: 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?

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

Best airlines flying from Seattle to San Jose

Compare and see reviews for airlines that fly from Seattle to San Jose with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $88Free CancellationRating
7.8
2,729 reviews
Search Hawaiian Airlines flights
Spirit AirlinesPriceFrom $110Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
DeltaPriceFrom $111Free CancellationRating
7.9
7,961 reviews
Search Delta flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
SouthwestPriceFrom $134Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $137Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Southwest Flights From Seattle to San Jose

    The lowest priced Southwest flight from Seattle to San Jose from the last 72 hours was $134. Generally, Southwest has 12 flights on this route every week with an average price of $226. Southwest is rated 8.0/10 by our users.

  • Alaska Airlines Flights From Seattle to San Jose

    The best Alaska Airlines deal for Seattle to San Jose flight tickets found on momondo in the last 72 hours was $137, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $289 round-trip. Alaska Airlines operates 23 flights out of Seattle into San Jose in an average week, so prices vary by time and availability. 10,000 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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