How does KAYAK find such low prices on flights from Washington to San Jose?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Jose. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Jose?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to San Jose?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Jose with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Jose?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Jose from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$76 CHEAP FLIGHTS from Washington to San Jose

SJC

KAYAK searches hundreds of travel sites at once for deals on flights to San Jose

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Cheap Flights from Washington to San Jose

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to San Jose

Tue, Jun 2 - Tue, Jun 2

10:00 am - 12:20 pm

SEA

SJC

2h 20mnonstop

2:34 pm - 4:51 pm

SJC

SEA

2h 17mnonstop

$152Alaska Airlines

Tue, Sep 1 - Tue, Sep 22

4:29 pm - 6:45 pm

SEA

SJC

2h 16mnonstop

4:45 pm - 7:02 pm

SJC

SEA

2h 17mnonstop

$153Alaska Airlines

Wed, May 27 - Wed, Jun 3

7:50 am - 10:05 am

SEA

SJC

2h 15mnonstop

6:20 am - 8:40 am

SJC

SEA

2h 20mnonstop

$157Southwest

Fri, May 29 - Sun, May 31

9:40 am - 11:55 am

SEA

SJC

2h 15mnonstop

3:10 pm - 1:10 am

SJC

SEA

10h 00m

2 stops

$158Southwest

Tue, Jun 2 - Fri, Jun 5

11:29 am - 1:40 pm

SEA

SJC

2h 11mnonstop

12:57 pm - 6:35 pm

SJC

SEA

5h 38m

1 stop

$169Multiple Airlines

Fri, May 29 - Sun, May 31

5:31 pm - 11:59 am

PDX

SJC

18h 28m

1 stop

12:57 pm - 11:50 am

SJC

PDX

22h 53m

1 stop

$180Frontier

Fri, May 29 - Sun, May 31

11:15 am - 1:17 pm

PDX

SJC

26h 02m

1 stop

12:57 pm - 11:50 am

SJC

PDX

22h 53m

1 stop

$191Frontier

Wed, May 27 - Tue, Jun 2

5:51 pm - 10:36 pm

PDX

SJC

4h 45m

1 stop

7:00 am - 12:36 pm

SJC

PDX

5h 36m

1 stop

$197Delta

Tue, Jun 23 - Thu, Jun 25

9:30 pm - 11:21 pm

PDX

SJC

1h 51mnonstop

2:12 pm - 7:47 pm

SJC

PDX

5h 35m

1 stop

$204Multiple Airlines

Thu, Jul 23 - Mon, Jul 27

4:30 pm - 10:53 pm

GEG

SJC

6h 23m

1 stop

6:12 pm - 12:02 am

SJC

GEG

5h 50m

1 stop

$233Delta

Useful Info

Low season	January
High season	May
Cheapest flight	$76

Best time to beat the crowds but there is an average 9% increase in price.

Most popular time to fly and prices are also 6% lower on average.

Flight from Portland to San Jose

GeraldFlew with Delta

SEA

SJC

Mar 2026

Flights earlier in the day are better - less chance of stacking delays. Much better than SFO flights, They're terrible in August (fog).

Verified travelerFlew with Alaska Airlines

SEA

SJC

Aug 2024

The airport is busy and a mess with construction. There is a train to take so account for extra time.

How does KAYAK find such low prices on flights from Washington to San Jose?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Jose.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Jose?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to San Jose?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Jose with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Jose?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Jose from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Jose

San Jose (SJC)

SJC

$76 Find Cheap Flights from Washington to San Jose

KAYAK searches hundreds of travel sites at once for deals on flights to San Jose

Cheap Flights from Washington to San Jose

Recent round-trip flight deals from Washington to San Jose

Recent one-way flight deals from Washington to San Jose

Recent last minute flight deals from Washington to San Jose

Recent direct flight deals from Washington to San Jose

Good to know

Flights from Washington to San Jose: the best tips from KAYAK users

FAQs for booking flights from Washington to San Jose

How does KAYAK find such low prices on flights from Washington to San Jose?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Jose.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Jose?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to San Jose?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Jose with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Jose?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Jose from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

Information on the airport you'll fly into in San Jose

Cabin class types available on flights to Washington

Complete your trip to San Jose with a hotel stay or car rental

Find direct flights for San Jose

Flights to other popular destinations

Flights from domestic origins to San Jose

Choose which airport to fly into in San Jose

Find deals for your return flight