Prices are in Canadian Dollars.

Cheap flights from Seattle to San Jose

Round-trip
Economy
Seattle (SEA)
San José (SJO)
Depart
Return
Any month
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How to find the cheapest flight from
Seattle (SEA) to San Jose (SJO)

SEA - SJO
Price
C$ 582 - C$ 1,185
SJO
Temperature
28 - 30 °C
SJO
Rainfall
8 - 290 mm

Popular in

December

High demand for flights, 32% potential price rise

Cheapest in

September

Best time to find cheap flights, 27% potential price drop

Round-trip from

C$ 582

From Seattle to San Jose

One-way from

C$ 232

One-way flight from Seattle to San Jose

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to San Jose?

Thursday flights are found to be more expensive to fly from Seattle to San Jose. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Jose.

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

To save up to 2% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to San Jose from C$ 621 1-2 weeks out and tickets from C$ 621 for flights departing within the next 72 hours.

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

Our data shows that September tends to be the cheapest month to fly to San Jose from Seattle. Users have commonly found prices around C$ 609 for the month, but tickets can be as low as C$ 369. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Seattle to San Jose (SEA - SJO)?

One of the essential ways to save on airfare from Seattle to San Jose is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 17% on airfare.

Cheap flights from Seattle to San Jose in January, February 2021

24 Feb - 3 Mar
C$ 536pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
10 Feb - 24 Feb
C$ 545pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
21 Feb - 9 Mar
C$ 547pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to San Jose 2021 flight deals

30 Mar - 21 Apr
C$ 510pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
4 Apr - 12 Apr
C$ 519pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
30 Mar - 22 Apr
C$ 522pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to San Jose

2 Feb - 16 Feb
C$ 547pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
2 Feb - 27 Feb
C$ 552pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
   
2 STOPS
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
3 Feb - 2 Mar
C$ 556pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
SJO
San José Juan Santamaria Intl
SJO
San José Juan Santamaria Intl
Alaska Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to San Jose from Seattle

3:05 a.m. - 1:39 p.m.
Alaska Airlines
1 stop
9h 34m
SEA - SJO
Alaska Airlines
C$ 232

Related info for your journey

Flight FAQs

From Seattle to San Jose

Can I find flights from Seattle to San Jose for under C$ 636 on Cheapflights?

Yes, there are multiple flights from Seattle to San Jose for under C$ 636. The cheapest flight booked recently is on Alaska Airlines for just C$ 510, but on average you can expect to pay C$ 537.

Which airlines flying from Seattle/Tacoma Intl to San José Juan Santamaria Intl have flexible cancellations due to COVID-19?

American Airlines and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are there direct flights from Seattle to San Jose for under C$ 509 on Cheapflights?

There are no direct flights from Seattle to San Jose, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Seattle to San Jose for under C$ 636?

There are currently 8+ open flights from Seattle to San Jose within the next 7 days for less than C$ 636.

Does it rain more in Seattle or San Jose?

The rainfall in Seattle is generally less than the rainfall in San Jose. This will continue over the next 24 days.

Is Seattle weather warmer or cooler than San Jose?

We forecast the temperature to be around the 30 °C's in March, on average. The temperature in San Jose is generally hotter than in Seattle. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Seattle to San Jose?

There are many flights that can get you from Seattle to San Jose in 9h 29m. Fly via Alaska Airlines or Delta to get the fastest option. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

Cheapflights users have booked flights from Seattle to San Jose round-trip from C$ 511. Another airline that can offer you cheap pricing is Delta. Alaska Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

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

The cheapest airline for a one-way flight from Seattle to San Jose is Alaska Airlines (C$ 232).

Related searches

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Destination information for San Jose

Today's exchange rate
C$ 1 = ₡471.21
Average temperature for January in San Jose
28.0 °C
Avg rainfall for January in San Jose
8.0 mm

Airports servicing Seattle

Airports servicing San José

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