Cheap flights from Seattle to San Jose from $45
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 5/28. 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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Hawaiian Airlines flights from Seattle to San Jose
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Spirit Airlines flights from Seattle to San Jose
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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 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 $207. If you aren’t able to travel to San Jose during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $209.
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 $237. 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 $373.
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 $247. In contrast, the most expensive time of day to depart to San Jose is in the afternoon when prices are around $272.
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 5 weeks ahead of your departure date. In general, you can expect to find flights to San Jose for around $245 when searching 5 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 $181 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.
What is the cheapest airline that flies from Seattle/Tacoma Intl to San Jose?
Spirit Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to San Jose
What airlines fly to San Jose?
Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to San Jose from Seattle according to our data. Alaska Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to San Jose. Keep in mind that there are 9 different airlines that fly to San Jose on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to San Jose on average per day?
As of April 2025, 34 flights take off from Seattle and land in San Jose each day. The most common flight departure time for this route is 3:00PM, with 43% of daily flights taking off in the afternoon.
How many flights depart from Seattle to San Jose on average per week?
241 flights are operational weekly from Seattle to San Jose as of April 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.
When to book flights from Seattle to San Jose
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
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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to San Jose Airport is 6 as of April 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to San Jose is Boeing 737-800 Passenger/BBJ2 (winglets) (23.47% of total bookings). The next most popular plane models are Boeing 737-700 Passenger/BBJ1 (winglets) (13.13%), Boeing 737-900 Passenger/BBJ3 (winglets) (12.09%), and Boeing 737 MAX 8 (9.88%).
What is the most popular airline from Seattle to San Jose?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to San Jose is Alaska Airlines (58% of total bookings). The next most popular airlines are Delta (23%), Southwest (15%), and Spirit Airlines (2%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $78 | Free Cancellation | Rating 7.9 2,393 reviews | |||
| PriceFrom $93 | Free Cancellation | Rating 6.3 7,942 reviews | |||
| PriceFrom $122 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $128 | Free Cancellation | Rating 5.9 3,283 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 8.0 9,928 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 8.0 4,287 reviews |
Delta Flights From Seattle to San Jose
The lowest priced Delta flight from Seattle to San Jose from the last 72 hours was $122. Generally, Delta has 21 flights on this route every week with an average price of $230. Delta 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 $133, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $275 round-trip. Alaska Airlines operates 27 flights out of Seattle into San Jose in an average week, so prices vary by time and availability. 9,927 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.