Question 1

Which layover airport offers the lowest fares from San Jose, California to Seattle?

Accepted Answer

Flights via Denver (DEN) offer the lowest average round-trip price of $171.

Question 2

What is the cheapest San Jose to Seattle/Tacoma Intl flight route?

Accepted Answer

Fly from San Jose to Seattle/Tacoma Intl for the best San Jose - Seattle/Tacoma Intl flight prices

Question 3

Which airport is the most popular layover for flights between San Jose, California and Seattle?

Accepted Answer

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Question 4

What airlines fly to Seattle?

Accepted Answer

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Seattle from San Jose, California according to our data. Alaska Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Question 5

How have San Jose, California to Seattle flight prices changed over time?

Accepted Answer

As of November 2025, prices for San Jose, California to Seattle flights are approximately 4% cheaper when compared to flights at the same time last year.

Question 6

How many flights depart from San Jose, California to Seattle on average per day?

Accepted Answer

As of November 2025, there are 24 flights per day flying from San Jose, California to Seattle. The most common time of day flights depart is 7:00AM, with 63% of flights taking off at noon.

Question 7

What is the cheapest day to depart on your flight to Seattle?

Accepted Answer

On average, the least expensive day to fly to Seattle from San Jose, California is on a Saturday. momondo users have found tickets for Saturday departures for as low as $303. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from San Jose, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $436.

Question 8

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

Accepted Answer

Flying to Seattle from San Jose, California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $295 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $357. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Question 9

What is the cheapest airline that flies from San Jose to Seattle/Tacoma Intl?

Accepted Answer

Southwest, Delta, and Frontier are the most popular carriers operating from San Jose to Seattle/Tacoma Intl

Question 10

Can stopping save me money on San Jose, California to Seattle flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between San Jose, California to Seattle.

Question 11

What is the cheapest month to fly to Seattle?

Accepted Answer

In general, January is the cheapest month to fly from San Jose, California to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $207. If you don’t want to visit Seattle in January, then you should wait until March to fly from San Jose, California, when ticket prices are also cheap, with an average price of $217.

Question 12

How many flights depart from San Jose, California to Seattle on average per week?

Accepted Answer

172 flights are operational weekly from San Jose, California to Seattle as of November 2025. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.

Question 13

What is the typical price of a round-trip flight between San Jose, California and Seattle?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $213 to $376.
The lowest price recently found on this route was $121.

Question 14

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

Accepted Answer

You are more likely to see cheaper flights to Seattle from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Jose, California for as low as $199 on momondo.

Question 15

Which layover airport has the shortest travel time from San Jose, California to Seattle?

Accepted Answer

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 12h 49m.

Question 16

Which layover airport has the shortest connection time from San Jose, California to Seattle?

Accepted Answer

Las Vegas (LAS) has the shortest average layover time for this route: 5h 29m.

Question 17

What cabin class options are available on San Jose to Seattle/Tacoma Intl flights?

Accepted Answer

There are 4 cabin classes available to choose from on San Jose to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 18

Which airlines fly direct from San Jose to Seattle?

Accepted Answer

There are a good number of airlines that offer daily direct flights from San Jose to Seattle. Among them, Delta Airlines is the most popular one with multiple flights offered daily. All flights depart from Norman Y. Mineta San Jose International Airport (SJC) and land at Seattle–Tacoma International Airport (SEA). With Delta Airlines you get some amazing amenities such as wireless internet to facilitate your browsing, a personal device for your entertainment, a power outlet in case your devices run out of juice, and snacks to keep you satiated during your flight. Alaska Airlines is another airline offering cheap flights from San Jose to Seattle.

Question 19

What are the benefits of the different airports in San Jose and Seattle?

Accepted Answer

Other than, Norman Y. Mineta San Jose International Airport there are two more airports around San Jose from which you can board your flight. These two airports include Oakland International Airport, which is just under 40min away from San Jose via road, and San Francisco International Airport which is a 1h drive away. Both of these airports have some amazing amenities including a separate security line for those passengers traveling in business class. Other amenities include lounges where passengers can relax as they await their San Jose to Seattle flights. Oakland International Airport is particularly known for its wheelchair accessibility with passengers even encouraged to ask the staff around in case they need any special services. Another benefit of flying via Oakland International Airport is that you are set to experience less traffic. The airport handles a relatively lower number of passengers every year compared to other airports so the queues are usually shorter.

Question 20

What is the best way to get in and out of airports in San Jose and Seattle?

Accepted Answer

There are plenty of ways to get to Norman Y. Mineta San Jose International Airport for your direct flights from San Jose to Seattle, it just depends on your budget as well as the level of convenience you’re looking for. If you’re planning to prioritize convenience over budget, you could take a taxi to the airport as there are plenty of cab operators that service that route. That would be the most convenient way to get to the airport if you don’t want to miss your one-way flights from San Jose to Seattle. Alternatively, you could also choose to take a train to the airport if you’re looking to save on costs or want to keep your carbon footprint at a minimum. Other options include airport shuttles and rental cars. If you’re looking for the best way to get to the Seattle city center from Seattle–Tacoma International Airport after your flights from San Jose to Seattle, a rental car is a really good option worth considering. They are convenient and you don’t have to go too far to get one as there are rental shops in the airport. The train offers a more budget-friendly option so you don’t have to worry about the huge costs if you’re traveling on a budget.

Which cities can you get to from Seattle-Tacoma International Airport?

Just from the name of the airport, it is easy to tell which cities are closest to the airport. Downtown Seattle is a few miles north of the airport while Tacoma is located on the southwest side. Both these cities are easily accessible from the airport via either road or train with the drive being around 20min and a train ride just under an hour. Other smaller cities that can be easily accessed from Seattle Tacoma International Airport include Arlington, Granite Falls, and Graham.

Question 21

When did momondo last update prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

Prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport refresh daily.

Question 22

How many operators does momondo search for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

As of November 2025, there are 7 operators available to choose from for flights from San Jose Airport to Seattle/Tacoma Intl Airport.

Question 23

How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Seattle/Tacoma Intl Airport.

Question 24

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

Accepted Answer

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best Price Found	$138
Fastest flight time	2h 13m
Direct flights	Every day
Airports in Seattle	1 airport

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $67	Free Cancellation	Rating 6.3 8,158 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $108	Free Cancellation	Rating 7.8 2,814 reviews	Search Hawaiian Airlines flights
Frontier	PriceFrom $115	Free Cancellation	Rating 5.8 3,099 reviews	Search Frontier flights
Delta	PriceFrom $117	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
United Airlines	PriceFrom $133	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Southwest	PriceFrom $135	Free Cancellation	Rating 8.0 4,254 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $150	Free Cancellation	Rating 8.0 11,354 reviews	Search Alaska Airlines flights

Cheap flights from San Jose, California to Seattle from $68

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What is the typical price of a round-trip flight between San Jose, California and Seattle?

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

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

What is the cheapest San Jose to Seattle/Tacoma Intl flight route?

Fly from San Jose to Seattle/Tacoma Intl for the best San Jose - Seattle/Tacoma Intl flight prices

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

What cabin class options are available on San Jose to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on San Jose to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Jose, California to Seattle flights?

No. A direct flight is the cheapest option for a flight between San Jose, California to Seattle.

How have San Jose, California to Seattle flight prices changed over time?

As of November 2025, prices for San Jose, California to Seattle flights are approximately 4% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Jose to Seattle/Tacoma Intl?

Southwest, Delta, and Frontier are the most popular carriers operating from San Jose to Seattle/Tacoma Intl

What airlines fly to Seattle?

Which airport is the most popular layover for flights between San Jose, California and Seattle?

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Jose, California to Seattle?

Flights via Denver (DEN) offer the lowest average round-trip price of $171.

Which layover airport has the shortest travel time from San Jose, California to Seattle?

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 12h 49m.

Which layover airport has the shortest connection time from San Jose, California to Seattle?

Las Vegas (LAS) has the shortest average layover time for this route: 5h 29m.

How many flights depart from San Jose, California to Seattle on average per day?

As of November 2025, there are 24 flights per day flying from San Jose, California to Seattle. The most common time of day flights depart is 7:00AM, with 63% of flights taking off at noon.

How many flights depart from San Jose, California to Seattle on average per week?

172 flights are operational weekly from San Jose, California to Seattle as of November 2025. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.

When to book flights from San Jose, California to Seattle

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

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How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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

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