$79+ Cheap flights from San Jose, CA to Seattle (SJC - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SEA
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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Find cheap flights from San Jose to Seattle 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 San Jose to Seattle/Tacoma Intl are usually found in January or March, booked 47 days in advance, depart on a Thursday or Saturday and return on a Thursday
Cheap flight deals from San Jose to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Jose to SeattleExplore 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 October 10, 2026.
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 October 10, 2026.
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 12/37:20 am -
Nonstop2h 32m
Tue 12/88:30 am -
Nonstop2h 23m
Deal found 10/7![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 10/7. 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 10/286:00 pm -
1 stop5h 00m
Thu 10/2912:25 pm -
Nonstop2h 10m
Deal found 10/7![Southwest logo]()
$143
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:41 pm -
1 stop19h 04m
Sat 11/77:48 pm -
1 stop24h 24m
Deal found 10/6![Frontier logo]()
$144
This Delta deal was found by Cheapflights users on 10/8. 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 10/2911:41 am -
1 stop5h 04m
Thu 11/1211:30 am -
Nonstop2h 28m
Deal found 10/8![Delta logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:15 am -
Nonstop2h 23m
Sat 11/218:27 pm -
Nonstop2h 13m
Deal found 10/6![Alaska Airlines logo]()
$151
This Southwest deal was found by Cheapflights users on 10/8. 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 11/64:55 pm -
2 stops8h 25m
Sun 11/86:30 am -
Nonstop2h 10m
Deal found 10/8![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 10/8. 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 11/710:30 am -
1 stop8h 45m
Fri 11/136:30 am -
Nonstop2h 10m
Deal found 10/8![Southwest logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Fri 11/69:07 pm -
1 stop21h 26m
Sun 11/89:13 pm -
1 stop16h 33m
Deal found 10/7![Frontier logo]()
$154
This Cheapflightsfares deal was found by Cheapflights users on 10/10. 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.
Fri 12/42:41 pm -
1 stop6h 06m
Sun 12/62:07 pm -
1 stop23h 38m
Deal found 10/10![Frontier logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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.
Fri 10/302:41 pm -
1 stop20h 18m
Sun 11/19:34 pm -
1 stop16h 12m
Deal found 10/5![Frontier logo]()
$156
This Delta deal was found by Cheapflights users on 10/8. 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 10/299:58 am -
1 stop6h 47m
Tue 11/39:45 am -
1 stop7h 53m
Deal found 10/8![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 10/8. 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.
Sun 11/226:00 am -
Nonstop2h 30m
Tue 12/15:40 am -
2 stops11h 40m
Deal found 10/8![Southwest logo]()
$158
Best flights from San Jose to SeattleDiscover carefully curated flight deals from San Jose to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
Discover carefully curated flight deals from San Jose to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 12/37:20 am -
Nonstop2h 32m
Tue 12/88:30 am -
Nonstop2h 23m
Deal found 10/7![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 10/9. 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 11/77:55 am -
Nonstop2h 20m
Sat 11/142:35 pm -
Nonstop2h 10m
Deal found 10/9![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 1/149:00 am -
Nonstop2h 15m
Mon 1/1811:52 am -
1 stop5h 26m
Deal found 10/8![Alaska Airlines logo]()
$210
This Southwest deal was found by Cheapflights users on 10/7. 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.
Thu 12/37:55 am -
2 stops8h 05m
Tue 12/87:00 am -
1 stop4h 50m
Deal found 10/7![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 10/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:00 pm -
2 stops8h 10m
Mon 12/75:15 am -
2 stops6h 45m
Deal found 10/6![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 10/10. 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 12/118:45 pm -
Nonstop2h 20m
Mon 12/145:15 am -
2 stops6h 45m
Deal found 10/10![Southwest logo]()
$172
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 1/149:05 am -
1 stop5h 32m
Tue 1/199:30 am -
1 stop5h 22m
Deal found 10/7![Delta logo]()
$218
This Southwest deal was found by Cheapflights users on 10/5. 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 11/79:40 am -
2 stops8h 55m
Tue 11/105:40 am -
2 stops8h 15m
Deal found 10/5![Southwest logo]()
$195
This Southwest deal was found by Cheapflights users on 10/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:50 am -
Nonstop2h 15m
Mon 1/187:40 am -
Nonstop2h 20m
Deal found 10/6![Southwest logo]()
$207
This Southwest deal was found by Cheapflights users on 10/5. 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 11/248:25 pm -
1 stop5h 20m
Tue 12/15:40 am -
2 stops11h 40m
Deal found 10/5![Southwest logo]()
$215
Last-minute flights from San Jose to SeattleDiscover last-minute flight deals from San Jose to Seattle. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Seattle. Data last updated October 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/7. 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 10/286:00 pm -
1 stop5h 00m
Thu 10/2912:25 pm -
Nonstop2h 10m
Deal found 10/7![Southwest logo]()
$143
This Delta deal was found by Cheapflights users on 10/8. 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 10/2911:41 am -
1 stop5h 04m
Thu 11/1211:30 am -
Nonstop2h 28m
Deal found 10/8![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 10/8. 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 10/299:58 am -
1 stop6h 47m
Tue 11/39:45 am -
1 stop7h 53m
Deal found 10/8![Delta logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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.
Fri 10/302:41 pm -
1 stop20h 18m
Sun 11/19:34 pm -
1 stop16h 12m
Deal found 10/5![Frontier logo]()
$156
This Delta deal was found by Cheapflights users on 10/8. 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 11/47:00 am -
1 stop5h 40m
Wed 11/1111:30 am -
Nonstop2h 28m
Deal found 10/8![Delta logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:41 pm -
1 stop19h 04m
Sat 11/77:48 pm -
1 stop24h 24m
Deal found 10/6![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 10/9. 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 11/64:55 pm -
2 stops8h 25m
Fri 11/138:45 pm -
Nonstop2h 15m
Deal found 10/9![Southwest logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Fri 11/69:07 pm -
1 stop21h 26m
Sun 11/89:13 pm -
1 stop16h 33m
Deal found 10/7![Frontier logo]()
$154
This Southwest deal was found by Cheapflights users on 10/8. 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 11/710:30 am -
1 stop8h 45m
Fri 11/136:30 am -
Nonstop2h 10m
Deal found 10/8![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 10/7. 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.
Thu 11/1212:50 pm -
Nonstop2h 15m
Mon 11/168:05 am -
Nonstop2h 15m
Deal found 10/7![Southwest logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:15 am -
Nonstop2h 23m
Sat 11/218:27 pm -
Nonstop2h 13m
Deal found 10/6![Alaska Airlines logo]()
$151
This Southwest deal was found by Cheapflights users on 10/8. 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.
Sun 11/226:00 am -
Nonstop2h 30m
Tue 12/15:40 am -
2 stops11h 40m
Deal found 10/8![Southwest logo]()
$158
One-way flights from San Jose to SeattleSearch for one-way flight options from San Jose to Seattle. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from San Jose to Seattle. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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.
Mon 11/94:19 pm -
1 stop7h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$79
This Delta deal was found by Cheapflights users on 10/5. 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 11/42:37 pm -
Nonstop2h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Delta logo]()
$83
This Southwest deal was found by Cheapflights users on 10/8. 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 11/93:00 pm -
2 stops7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Southwest logo]()
$84
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 10/292:41 pm -
1 stop19h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$85
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:40 pm -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$88
This Southwest deal was found by Cheapflights users on 10/9. 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 11/62:55 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$89
This Super.com deal was found by Cheapflights users on 10/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:07 pm -
1 stop21h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$92
This Southwest deal was found by Cheapflights users on 10/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:40 pm -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Southwest logo]()
$93
This Southwest deal was found by Cheapflights users on 10/9. 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 12/235:40 pm -
2 stops6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$94
This Delta deal was found by Cheapflights users on 10/7. 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.
Sun 11/111:30 am -
Nonstop2h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Delta logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:07 pm -
1 stop21h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$97
This Southwest deal was found by Cheapflights users on 10/5. 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 11/42:35 pm -
2 stops7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$98
Find 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 October 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Delta) |
One-way from | $79 (Delta) |
Popular in | December |
Cheapest in | January |
Average price | $288 |
Good round-trip deal | $231 or less |
Good one-way deal | $143 or less |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from San Jose to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Wed 12/2
2:50 pm-5:10 pm
Nonstop2h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Thu 11/5
6:45 am-12:40 pm
1 stop5h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Tue 12/1
6:20 am-8:40 am
Nonstop2h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Sat 1/9
9:05 am-4:59 pm
1 stop7h 54m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Fri 12/18
6:30 pm-1:05 am
1 stop6h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Tue 11/17
7:21 am-9:54 am
Nonstop2h 33m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$83
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Mon 11/16
11:30 am-1:55 pm
Nonstop2h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$83
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Tue 11/10
2:00 pm-9:40 pm
2 stops7h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$94
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Thu 11/12
11:38 am-8:09 pm
1 stop8h 31m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$137
San JoseSeattle
SJC San Jose - SEA Seattle/Tacoma Intl
SJCSEA
San Jose
Thu 12/3
7:20 am-9:52 am
Nonstop2h 32m
Seattle/Tacoma Intl
Tue 12/8
8:30 am-10:53 am
Nonstop2h 23m
$137
Showing 1-10 of 20 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Jose, California-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, California-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-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, California-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.
SJC-SEA
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 San Jose to Seattle
Prices
Airlines
How far ahead should I book a flight from San Jose, California to Seattle?
The best time to book flights from San Jose, California to Seattle is 46 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, California to Seattle?
Currently, January is the cheapest month in which you can book a flight from San Jose, California to Seattle (average of $190). Flying from San Jose, California to Seattle in December is currently the most expensive (average of $331). 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 October 10, 2026.
A simple way to save on the total cost of your ticket is to fly from San Jose, California 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 at noon.
What is the cheapest day to fly from San Jose, California 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 October 3, 2026.
Travelers seeking maximum savings on their San Jose, California to Seattle flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for San Jose to Seattle 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 San Jose to Seattle trip
Our travel experts
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 October 10, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from San Jose to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Marysville
Lakewood
Fife
Poulsbo
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San Jose and Seattle flights
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Top 4 airlines flying from San Jose to Seattle
Discover the top 4 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 7,457,451 searches. Data last updated October 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$107 | Average$261 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$308 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$119 | Average$280 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$337 | Average$657 | FlexibilityNo cancel fee | On-time71% |