$79+ Cheap flights from Seattle to San Jose, CA (SEA - SJC)
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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJC
Apr 19 — Apr 261
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to San Jose with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Jose are usually found in October or September, booked 70 days in advance, depart on a Wednesday or Thursday and return on a Thursday
Cheap flight deals from Seattle to San Jose
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to San JoseExplore the most affordable flight options available from Seattle to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 20, 2026.
Explore the most affordable flight options available from Seattle to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 20, 2026.
This Delta deal was found by Cheapflights users on 3/16. 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 4/283:27 pm
SEA
- SJC
Nonstop2h 25m
Delta
Sat 5/211:35 am
SJC
- SEA
Nonstop2h 25m
Delta
Deal found 3/16![Delta logo]()
$137
This Kissandfly.com deal was found by Cheapflights users on 3/16. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:45 pm
SEA
- SJC
1 stop5h 22m
Multiple Airlines
Thu 5/79:42 pm
SJC
- SEA
Nonstop2h 17m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$139
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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.
Fri 5/84:29 pm
SEA
- SJC
Nonstop2h 20m
Alaska Airlines
Fri 5/89:42 pm
SJC
- SEA
Nonstop2h 17m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$142
This Delta deal was found by Cheapflights users on 3/16. 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.
Sat 4/253:27 pm
SEA
- SJC
Nonstop2h 25m
Delta
Tue 4/281:30 pm
SJC
- SEA
1 stop5h 00m
Delta
Deal found 3/16![Delta logo]()
$147
This Southwest deal was found by Cheapflights users on 3/18. 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 4/227:50 am
SEA
- SJC
Nonstop2h 15m
Southwest
Fri 4/245:50 pm
SJC
- SEA
2 stops7h 05m
Southwest
Deal found 3/18![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 3/15. 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.
Thu 4/237:20 am
SEA
- SJC
2 stops7h 05m
Southwest
Mon 4/276:45 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/15![Southwest logo]()
$152
This Trip.com deal was found by Cheapflights users on 3/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:05 am
SEA
- SJC
Nonstop2h 23m
Alaska Airlines
Mon 4/206:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$155
This Delta deal was found by Cheapflights users on 3/16. 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 4/2810:15 am
SEA
- SJC
1 stop6h 44m
Delta
Mon 5/41:59 pm
SJC
- SEA
1 stop6h 26m
Delta
Deal found 3/16![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 3/19. 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.
Thu 4/169:40 am
SEA
- SJC
Nonstop2h 15m
Southwest
Thu 4/235:50 pm
SJC
- SEA
2 stops7h 05m
Southwest
Deal found 3/19![Southwest logo]()
$158
This Southwest deal was found by Cheapflights users on 3/16. 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.
Tue 5/55:30 am
SEA
- SJC
2 stops7h 40m
Southwest
Wed 5/611:15 am
SJC
- SEA
1 stop6h 45m
Southwest
Deal found 3/16![Southwest logo]()
$162
Best flights from Seattle to San JoseDiscover carefully curated flight deals from Seattle to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 20, 2026.
Discover carefully curated flight deals from Seattle to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 20, 2026.
This Delta deal was found by Cheapflights users on 3/15. 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.
Wed 5/68:30 am
SEA
- SJC
Nonstop2h 25m
Delta
Fri 5/88:50 pm
SJC
- SEA
Nonstop2h 32m
Delta
Deal found 3/15![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 3/15. 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.
Thu 4/237:20 am
SEA
- SJC
2 stops7h 05m
Southwest
Mon 4/276:45 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/15![Southwest logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 5/58:15 pm
SEA
- SJC
Nonstop2h 20m
Alaska Airlines
Wed 5/66:15 am
SJC
- SEA
Nonstop2h 24m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/17. 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 5/205:30 am
SEA
- SJC
2 stops7h 35m
Southwest
Tue 5/266:20 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/17![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 3/19. 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.
Tue 4/146:50 am
SEA
- SJC
1 stop7h 40m
Southwest
Tue 4/146:00 pm
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/19![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 3/18. 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.
Thu 4/231:45 pm
SEA
- SJC
1 stop5h 22m
Delta
Sun 4/267:20 am
SJC
- SEA
Nonstop2h 30m
Delta
Deal found 3/18![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 3/15. 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.
Sat 5/1612:40 pm
SEA
- SJC
1 stop6h 48m
Delta
Sun 5/248:50 pm
SJC
- SEA
Nonstop2h 32m
Delta
Deal found 3/15![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 3/17. 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 6/38:25 am
SEA
- SJC
1 stop6h 55m
Southwest
Sun 6/79:35 pm
SJC
- SEA
Nonstop2h 10m
Southwest
Deal found 3/17![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 3/17. 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.
Thu 5/216:15 pm
SEA
- SJC
1 stop5h 40m
Southwest
Tue 5/266:20 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/17![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 3/19. 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.
Fri 4/249:40 am
SEA
- SJC
Nonstop2h 15m
Southwest
Sun 4/267:15 pm
SJC
- SEA
Nonstop2h 15m
Southwest
Deal found 3/19![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 3/17. 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.
Sat 4/185:10 am
SEA
- SJC
2 stops7h 25m
Southwest
Mon 4/206:55 pm
SJC
- SEA
1 stop6h 00m
Southwest
Deal found 3/17![Southwest logo]()
$246
Last-minute flights from Seattle to San JoseDiscover last-minute flight deals from Seattle to San Jose. Data last updated March 20, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to San Jose. Data last updated March 20, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 3/15. 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.
Tue 4/1412:10 pm
SEA
- SJC
1 stop6h 45m
Southwest
Tue 4/213:00 pm
SJC
- SEA
2 stops7h 55m
Southwest
Deal found 3/15![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 3/19. 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.
Thu 4/169:40 am
SEA
- SJC
Nonstop2h 15m
Southwest
Thu 4/235:50 pm
SJC
- SEA
2 stops7h 05m
Southwest
Deal found 3/19![Southwest logo]()
$158
This Trip.com deal was found by Cheapflights users on 3/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:05 am
SEA
- SJC
Nonstop2h 23m
Alaska Airlines
Mon 4/206:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 3/18. 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 4/227:50 am
SEA
- SJC
Nonstop2h 15m
Southwest
Fri 4/245:50 pm
SJC
- SEA
2 stops7h 05m
Southwest
Deal found 3/18![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 3/15. 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.
Thu 4/237:20 am
SEA
- SJC
2 stops7h 05m
Southwest
Mon 4/276:45 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/15![Southwest logo]()
$152
This Delta deal was found by Cheapflights users on 3/16. 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.
Sat 4/253:27 pm
SEA
- SJC
Nonstop2h 25m
Delta
Tue 4/281:30 pm
SJC
- SEA
1 stop5h 00m
Delta
Deal found 3/16![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 3/16. 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 4/287:50 pm
SEA
- SJC
Nonstop2h 25m
Delta
Mon 5/47:20 am
SJC
- SEA
Nonstop2h 30m
Delta
Deal found 3/16![Delta logo]()
$137
This Kissandfly.com deal was found by Cheapflights users on 3/16. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:45 pm
SEA
- SJC
1 stop5h 22m
Multiple Airlines
Thu 5/79:42 pm
SJC
- SEA
Nonstop2h 17m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$139
One-way flights from Seattle to San JoseSearch for one-way flight options from Seattle to San Jose. Find affordable one-way fares based on user searches. Data last updated March 20, 2026.
Search for one-way flight options from Seattle to San Jose. Find affordable one-way fares based on user searches. Data last updated March 20, 2026.
This Delta deal was found by Cheapflights users on 3/15. 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.
Wed 4/157:35 am
SEA
- SJC
1 stop7h 33m
Delta
Deal found 3/15![Delta logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:37 am
SEA
- SJC
1 stop25h 40m
Frontier
Deal found 3/15![Frontier logo]()
$82
This Southwest deal was found by Cheapflights users on 3/16. 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.
Thu 4/307:20 am
SEA
- SJC
2 stops7h 05m
Southwest
Deal found 3/16![Southwest logo]()
$84
This Southwest deal was found by Cheapflights users on 3/18. 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 4/156:50 am
SEA
- SJC
1 stop7h 40m
Southwest
Deal found 3/18![Southwest logo]()
$89
This Frontier deal was found by Cheapflights users on 3/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2010:57 am
SEA
- SJC
1 stop8h 30m
Frontier
Deal found 3/18![Frontier logo]()
$96
This KAYAK deal was found by Cheapflights users on 3/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:15 pm
SEA
- SJC
Nonstop2h 20m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$100
This CheapOair deal was found by Cheapflights users on 3/17. 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.
Thu 5/288:20 pm
SEA
- SJC
1 stop16h 57m
Frontier
Deal found 3/17![Frontier logo]()
$102
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Sat 4/187:05 am
SEA
- SJC
Nonstop2h 23m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$104
This iWofly deal was found by Cheapflights users on 3/18. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:13 am
SEA
- SJC
Nonstop2h 15m
Hawaiian Airlines
Deal found 3/18![Hawaiian Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 3/15. 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.
Mon 6/18:45 pm
SEA
- SJC
Nonstop2h 10m
Southwest
Deal found 3/15![Southwest logo]()
$111
This KAYAK deal was found by Cheapflights users on 3/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:36 pm
SEA
- SJC
1 stop7h 06m
Delta
Deal found 3/16![Delta logo]()
$112
Find flight deals from Seattle to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Jose (SJC). 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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Alaska Airlines) |
One-way from | $79 (Delta) |
Popular in | February |
Cheapest in | October |
Average price | $270 |
Good round-trip deal | $190 or less |
Good one-way deal | $121 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to San Jose 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 20, 2026.
Use the filters below to find and compare flights from Seattle to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Wed 5/6
8:30 am-10:55 am
Nonstop2h 25m
San Jose
Fri 5/8
8:50 pm-11:22 pm
Nonstop2h 32m
$137
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Thu 4/23
7:20 am-2:25 pm
2 stops7h 05m
San Jose
Mon 4/27
6:45 am-9:05 am
Nonstop2h 20m
$152
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Tue 5/5
8:15 pm-10:35 pm
Nonstop2h 20m
San Jose
Wed 5/6
6:15 am-8:39 am
Nonstop2h 24m
$157
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Wed 5/20
5:30 am-1:05 pm
2 stops7h 35m
San Jose
Tue 5/26
6:20 am-8:40 am
Nonstop2h 20m
$162
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Tue 4/14
6:50 am-2:30 pm
1 stop7h 40m
San Jose
Tue 4/14
6:00 pm-8:20 pm
Nonstop2h 20m
$167
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Thu 4/23
1:45 pm-7:07 pm
1 stop5h 22m
San Jose
Sun 4/26
7:20 am-9:50 am
Nonstop2h 30m
$197
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Sat 5/16
12:40 pm-7:28 pm
1 stop6h 48m
San Jose
Sun 5/24
8:50 pm-11:22 pm
Nonstop2h 32m
$207
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Wed 6/3
8:25 am-3:20 pm
1 stop6h 55m
San Jose
Sun 6/7
9:35 pm-11:45 pm
Nonstop2h 10m
$217
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Thu 5/21
6:15 pm-11:55 pm
1 stop5h 40m
San Jose
Tue 5/26
6:20 am-8:40 am
Nonstop2h 20m
$227
Quickest round-trip
SeattleSan Jose
SEA - SJC
SEASJC
Seattle/Tacoma Intl
Fri 4/24
9:40 am-11:55 am
Nonstop2h 15m
San Jose
Sun 4/26
7:15 pm-9:30 pm
Nonstop2h 15m
$242
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Seattle to San Jose
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 Seattle to San Jose in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Jose, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-San Jose, California 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 Seattle-San Jose, California 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 Seattle to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Seattle with our price prediction graph.
SEA-SJC
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.
Cheapflights Insights
Everything you need to know about your flight from Seattle to San Jose
Prices
Airlines
How far ahead should I book a flight from Seattle to San Jose, California?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Jose. Price data was last updated on March 13, 2026.
To ensure you get the cheapest price possible for a flight from Seattle to San Jose, California, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Seattle to San Jose, California?
Currently, January is the cheapest month in which you can book a flight from Seattle to San Jose, California (average of $82). Flying from Seattle to San Jose, California in June is currently the most expensive (average of $131). 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 SEA to SJC?
Find hourly flight availability from Seattle to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 20, 2026.
One of the essential ways to save on airfare from Seattle to San Jose, California is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 9% on airfare.
What is the cheapest day to fly from Seattle to San Jose, California?
Use this chart to determine the cheapest time to fly round-trip from Seattle to San Jose. Price data was last updated on March 14, 2026.
Travelers seeking maximum savings on their Seattle to San Jose, California flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Seattle to San Jose flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to San Jose trip
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Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated March 20, 2026.
Read through reviews of airlines operating flights from Seattle to San Jose, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Seattle to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Seattle and San Jose flights
Browse other Seattle and San Jose flight options. Last updated on March 20, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on March 20, 2026.
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Other flights to San Jose
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 20, 2026.
Top 6 airlines flying from Seattle to San Jose
Discover the top 6 airlines that operate flights from Seattle to San Jose. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$253 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$97 | Average$220 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$112 | Average$236 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$208 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$126 | Average$285 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$267 | Average$990 | FlexibilityNo cancel fee | On-time71% |