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$78+ Cheap flights from San Jose to Seattle (SJC - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SEA
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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The best prices from San Jose to Seattle/Tacoma Intl are usually found in January or October, booked 60 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from San Jose to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$141
(Cheapflightsfares)

One-way from

$78
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$250

Good round-trip deal

$214 or less

Good one-way deal

$120 or less
Provider with most accurate pricing for San Jose-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for San Jose-Seattle/Tacoma Intl flights.
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From San Jose to Seattle/Tacoma Intl
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One-way flight from San Jose to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 2% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from San Jose to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from San Jose to Seattle/Tacoma Intl.
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Find flight deals from San Jose to Seattle

Cheapest flights from San Jose to Seattle
Explore the most affordable flight options available from San Jose to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/38:08 pmSJC - SEA
1 stop12h 35mSpirit Airlines
Sun 4/138:56 pmSEA - SJC
1 stop10h 33mSpirit Airlines
Deal found 3/7$141
This Expedia deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/317:54 pmSJC - SEA
1 stop12h 49mMultiple Airlines
Thu 4/37:00 amSEA - SJC
Nonstop2h 10mMultiple Airlines
Deal found 3/6$144
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/86:25 amSJC - SEA
Nonstop2h 28mDelta
Tue 4/157:50 pmSEA - SJC
Nonstop2h 20mDelta
Deal found 3/7$157
This CheapOair deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2411:40 amSJC - SEA
1 stop6h 13mFrontier
Wed 3/268:59 pmSEA - SJC
1 stop11h 00mFrontier
Deal found 3/7$160
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/811:48 amSJC - SEA
1 stop5h 05mAlaska Airlines
Tue 4/157:00 amSEA - SJC
Nonstop2h 10mAlaska Airlines
Deal found 3/7$167
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/24:10 pmSJC - SEA
2 stops6h 45mSouthwest
Tue 4/85:00 amSEA - SJC
1 stop9h 40mSouthwest
Deal found 3/7$208

Find flights from San Jose to Seattle within your budget

Customize your flight search to find flights from San Jose to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2025.

Fly from

San Jose

Fly to

Seattle

Route

Depart

Return

Price

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Thu 4/3

8:08 pm-8:43 am

1 stop12h 35m

Seattle/Tacoma Intl

Sun 4/13

8:56 pm-7:29 am

1 stop10h 33m

$141

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Mon 3/31

7:54 pm-8:43 am

1 stop12h 49m

Seattle/Tacoma Intl

Thu 4/3

7:00 am-9:10 am

Nonstop2h 10m

$144

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 4/8

6:25 am-8:53 am

Nonstop2h 28m

Seattle/Tacoma Intl

Tue 4/15

7:50 pm-10:10 pm

Nonstop2h 20m

$157

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Mon 3/24

11:40 am-5:53 pm

1 stop6h 13m

Seattle/Tacoma Intl

Wed 3/26

8:59 pm-7:59 am

1 stop11h 00m

$160

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 4/8

11:48 am-4:53 pm

1 stop5h 05m

Seattle/Tacoma Intl

Tue 4/15

7:00 am-9:10 am

Nonstop2h 10m

$167

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Wed 4/2

4:10 pm-10:55 pm

2 stops6h 45m

Seattle/Tacoma Intl

Tue 4/8

5:00 am-2:40 pm

1 stop9h 40m

$208

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 3/18

2:19 pm-7:09 pm

2 stops28h 50m

$78

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Wed 4/2

3:00 pm-5:15 pm

Nonstop2h 15m

$79

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Sat 5/10

3:36 pm-5:50 pm

Nonstop2h 14m

$83

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Mon 3/24

11:40 am-5:53 pm

1 stop6h 13m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 15 results
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Compare providers for flights from San Jose to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to Seattle in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Jose to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from San Jose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Jose to Seattle

Get recent, data-driven insights about flights from San Jose to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to Seattle. Price data was last updated on February 28, 2025.

The best time to book flights from San Jose to Seattle is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Jose to Seattle?

Currently, January is the cheapest month in which you can book a flight from San Jose to Seattle (average of $238). Flying from San Jose to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJC to SEA?

Find hourly flight availability from San Jose to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 8, 2025.

A simple way to save on the total cost of your ticket is to fly from San Jose to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from San Jose to Seattle. Price data was last updated on March 2, 2025.

Travelers seeking maximum savings on their San Jose to Seattle flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated March 8, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from San Jose to Seattle have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,714 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,024 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,318 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Jose to Seattle?

    If you wish to fly to Seattle from San Jose, then you need to book flights from San Jose to Seattle/Tacoma Intl. There are 23 flights from San Jose (SJC) to Seattle/Tacoma Intl (SEA) per day to choose from. Flights to Seattle from San Jose are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 2h 10m is how long a nonstop flight from San Jose to Seattle/Tacoma Intl typically takes.

  • How popular is this San Jose to Seattle flight route?

    This flight path from San Jose to Seattle/Tacoma Intl was viewed by 55 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Currently priced at $141, Spirit Airlines will fly you from San Jose to Seattle and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Frontier - these airlines can fly you to your destination from $157 and $160, respectively. Spirit Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $78. Users have also found prices from $79 and $84 on Alaska Airlines and Frontier, respectively.

  • What are the most reliable airlines from San Jose to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Jose to Seattle on time: Horizon Air (100%), Aeromexico (98%), Singapore Airlines (96%).

  • What are the cheapest flights from San Jose to Seattle?

    The cheapest flight price from San Jose to Seattle is $88. On average you can expect to pay $622. The most popular route, (San Jose - Seattle/Tacoma Intl), can usually be booked for $106.

  • Can I find deals for flights from San Jose to Seattle that include hotel bookings?

    Yes. In addition to deals on San Jose to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Seattle.

  • Can I find deals for business class flights from San Jose to Seattle?

    Yes. Cheapflights offers flight deals from San Jose to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Jose to Seattle?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Seattle (average of $238). Flying from San Jose to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Lacey
Ocean Shores
Tacoma
Leavenworth
Federal Way
Centralia
Olympia
Cle Elum
Lakewood
Mukilteo
Aberdeen
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale
Redmond

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from San Jose to Seattle

Discover the top 8 airlines that operate flights from San Jose to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$70Average$218FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$75Average$179FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$108Average$250FlexibilityNo cancel feeOn-time85%
DeltaCheapest$125Average$235FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$134Average$246FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$135Average$279FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$198Average$530FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$273Average$537FlexibilityNo cancel feeOn-time69%
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