$89+ Cheap flights from San Jose, CA 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SEA
Apr 29 — May 61
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
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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 October, booked 76 days in advance, depart on a Thursday or Saturday and return on a Wednesday
Cheap flight deals from San Jose to Seattle
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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 March 30, 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 March 30, 2026.
This CheapOair deal was found by Cheapflights users on 3/27. 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 5/46:39 pm
SJC
- SEA
1 stop23h 56m
Frontier
Thu 5/711:06 am
SEA
- SJC
1 stop24h 53m
Frontier
Deal found 3/27![Frontier logo]()
$151
This Expedia deal was found by Cheapflights users on 3/25. 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.
Wed 4/156:15 am
SJC
- SEA
Nonstop2h 23m
Multiple Airlines
Sun 4/1911:12 am
SEA
- SJC
1 stop8h 15m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Mon 4/276:39 pm
SJC
- SEA
1 stop23h 03m
Frontier
Mon 5/410:57 am
SEA
- SJC
1 stop8h 30m
Frontier
Deal found 3/28![Frontier logo]()
$159
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/286:15 am
SJC
- SEA
Nonstop2h 24m
Alaska Airlines
Wed 4/298:15 pm
SEA
- SJC
Nonstop2h 20m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$165
This Southwest deal was found by Cheapflights users on 3/25. 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 4/223:15 pm
SJC
- SEA
1 stop8h 20m
Southwest
Wed 4/296:25 pm
SEA
- SJC
Nonstop2h 15m
Southwest
Deal found 3/25![Southwest logo]()
$175
This Expedia deal was found by Cheapflights users on 3/26. 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.
Tue 4/287:43 pm
SJC
- SEA
Nonstop2h 19m
Multiple Airlines
Fri 5/111:07 am
SEA
- SJC
1 stop8h 20m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 3/25. 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 4/157:20 am
SJC
- SEA
Nonstop2h 30m
Delta
Sat 4/188:30 am
SEA
- SJC
Nonstop2h 25m
Delta
Deal found 3/25![Delta logo]()
$182
This Delta deal was found by Cheapflights users on 3/25. 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 4/211:30 pm
SJC
- SEA
1 stop5h 00m
Delta
Wed 4/297:35 am
SEA
- SJC
1 stop7h 33m
Delta
Deal found 3/25![Delta logo]()
$185
This CheapOair deal was found by Cheapflights users on 3/25. 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.
Tue 4/146:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Sat 4/187:05 am
SEA
- SJC
Nonstop2h 23m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$186
This CheapOair deal was found by Cheapflights users on 3/27. 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 5/712:57 pm
SJC
- SEA
1 stop5h 38m
Frontier
Sun 5/1011:06 am
SEA
- SJC
1 stop24h 53m
Frontier
Deal found 3/27![Frontier logo]()
$191
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 March 30, 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 March 30, 2026.
This Delta deal was found by Cheapflights users on 3/25. 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 4/157:20 am
SJC
- SEA
Nonstop2h 30m
Delta
Sat 4/187:35 am
SEA
- SJC
1 stop5h 43m
Delta
Deal found 3/25![Delta logo]()
$192
This Southwest deal was found by Cheapflights users on 3/29. 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 5/1111:50 am
SJC
- SEA
1 stop5h 30m
Southwest
Thu 5/148:45 pm
SEA
- SJC
Nonstop2h 10m
Southwest
Deal found 3/29![Southwest logo]()
$231
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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 4/238:00 am
SJC
- SEA
Nonstop2h 18m
Alaska Airlines
Mon 4/276:31 pm
SEA
- SJC
Nonstop2h 17m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 3/24. 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 4/163:40 pm
SJC
- SEA
Nonstop2h 25m
Delta
Mon 4/203:27 pm
SEA
- SJC
Nonstop2h 25m
Delta
Deal found 3/24![Delta logo]()
$216
This Southwest deal was found by Cheapflights users on 3/25. 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 6/67:40 pm
SJC
- SEA
Nonstop2h 10m
Southwest
Sat 6/135:30 am
SEA
- SJC
1 stop5h 20m
Southwest
Deal found 3/25![Southwest logo]()
$238
This Delta deal was found by Cheapflights users on 3/26. 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 4/304:00 pm
SJC
- SEA
1 stop7h 55m
Delta
Mon 5/41:45 pm
SEA
- SJC
1 stop5h 22m
Delta
Deal found 3/26![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 3/24. 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 5/54:50 pm
SJC
- SEA
1 stop7h 09m
Delta
Fri 5/87:25 am
SEA
- SJC
1 stop6h 44m
Delta
Deal found 3/24![Delta logo]()
$219
This Southwest deal was found by Cheapflights users on 3/26. 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 7/187:40 pm
SJC
- SEA
Nonstop2h 10m
Southwest
Sat 7/257:30 am
SEA
- SJC
Nonstop2h 15m
Southwest
Deal found 3/26![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 3/25. 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.
Fri 5/17:20 am
SJC
- SEA
Nonstop2h 30m
Delta
Mon 5/48:30 am
SEA
- SJC
Nonstop2h 25m
Delta
Deal found 3/25![Delta logo]()
$233
This Southwest deal was found by Cheapflights users on 3/24. 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 5/911:15 am
SJC
- SEA
Nonstop2h 15m
Southwest
Fri 5/158:45 pm
SEA
- SJC
Nonstop2h 10m
Southwest
Deal found 3/24![Southwest logo]()
$264
This Delta deal was found by Cheapflights users on 3/29. 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 4/236:00 pm
SJC
- SEA
1 stop5h 51m
Delta
Wed 4/293:27 pm
SEA
- SJC
Nonstop2h 25m
Delta
Deal found 3/29![Delta logo]()
$252
This Delta deal was found by Cheapflights users on 3/24. 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 4/133:40 pm
SJC
- SEA
Nonstop2h 25m
Delta
Tue 4/141:45 pm
SEA
- SJC
1 stop5h 22m
Delta
Deal found 3/24![Delta logo]()
$255
Last-minute flights from San Jose to SeattleDiscover last-minute flight deals from San Jose to Seattle. Data last updated March 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Seattle. Data last updated March 30, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 3/26. 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 4/47:05 pm
SJC
- SEA
Nonstop2h 20m
Alaska Airlines
Tue 4/145:45 pm
SEA
- SJC
Nonstop2h 15m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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.
Mon 4/66:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Mon 4/611:20 am
SEA
- SJC
2 stops8h 12m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$365
This CheapOair deal was found by Cheapflights users on 3/29. 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 4/68:32 pm
SJC
- SEA
1 stop20h 12m
Frontier
Thu 4/99:35 pm
SEA
- SJC
1 stop22h 02m
Frontier
Deal found 3/29![Frontier logo]()
$371
This CheapOair deal was found by Cheapflights users on 3/27. 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 4/68:32 pm
SJC
- SEA
1 stop20h 12m
Frontier
Sun 4/125:59 pm
SEA
- SJC
1 stop15h 35m
Frontier
Deal found 3/27![Frontier logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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 4/77:30 am
SJC
- SEA
2 stops6h 47m
Alaska Airlines
Tue 4/75:45 pm
SEA
- SJC
Nonstop2h 15m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$410
This CheapOair deal was found by Cheapflights users on 3/25. 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.
Wed 4/86:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Mon 4/138:17 pm
SEA
- SJC
Nonstop2h 14m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
Wed 4/86:15 am
SJC
- SEA
Nonstop2h 23m
Alaska Airlines
Wed 4/811:22 am
SEA
- SJC
Nonstop2h 13m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 3/25. 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 4/83:24 pm
SJC
- SEA
Nonstop2h 16m
Delta
Sun 4/128:36 am
SEA
- SJC
Nonstop2h 22m
Delta
Deal found 3/25![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 3/25. 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 4/89:40 am
SJC
- SEA
1 stop5h 14m
Delta
Wed 4/87:59 pm
SEA
- SJC
Nonstop2h 19m
Delta
Deal found 3/25![Delta logo]()
$433
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 March 30, 2026.
Search for one-way flight options from San Jose to Seattle. Find affordable one-way fares based on user searches. Data last updated March 30, 2026.
This Jetabroad deal was found by Cheapflights users on 3/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:15 am
SJC
- SEA
Nonstop2h 23m
Hawaiian Airlines
Deal found 3/26![Hawaiian Airlines logo]()
$89
This Expedia deal was found by Cheapflights users on 3/29. 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.
Thu 5/2812:57 pm
SJC
- SEA
1 stop5h 38m
Frontier
Deal found 3/29![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 3/26. 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 6/812:57 pm
SJC
- SEA
1 stop5h 38m
Frontier
Deal found 3/26![Frontier logo]()
$91
This Southwest deal was found by Cheapflights users on 3/26. 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 6/96:20 pm
SJC
- SEA
1 stop6h 20m
Southwest
Deal found 3/26![Southwest logo]()
$93
This Expedia deal was found by Cheapflights users on 3/29. 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.
Thu 5/72:12 pm
SJC
- SEA
1 stop20h 10m
Frontier
Deal found 3/29![Frontier logo]()
$96
This Trip.com deal was found by Cheapflights users on 3/26. 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 5/238:15 pm
SJC
- SEA
Nonstop2h 22m
Alaska Airlines
Deal found 3/26![Alaska Airlines logo]()
$97
This Southwest deal was found by Cheapflights users on 3/24. 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 4/294:30 pm
SJC
- SEA
2 stops7h 25m
Southwest
Deal found 3/24![Southwest logo]()
$99
This Delta deal was found by Cheapflights users on 3/26. 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 5/235:40 pm
SJC
- SEA
Nonstop2h 20m
Delta
Deal found 3/26![Delta logo]()
$100
This Trip.com deal was found by Cheapflights users on 3/28. 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.
Wed 4/222:44 pm
SJC
- SEA
Nonstop2h 16m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$101
This CheapOair deal was found by Cheapflights users on 3/24. 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 4/168:11 pm
SJC
- SEA
1 stop25h 33m
Frontier
Deal found 3/24![Frontier logo]()
$102
This Southwest deal was found by Cheapflights users on 3/27. 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 4/286:20 am
SJC
- SEA
Nonstop2h 20m
Southwest
Deal found 3/27![Southwest logo]()
$104
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 March 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $151 (CheapOair) |
One-way from | $89 (Jetabroad) |
Popular in | December |
Cheapest in | January |
Average price | $267 |
Good round-trip deal | $257 or less |
Good one-way deal | $169 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 2,558,603 searches. Data last updated March 30, 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
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Wed 4/15
7:20 am-9:50 am
Nonstop2h 30m
Seattle/Tacoma Intl
Sat 4/18
7:35 am-1:18 pm
1 stop5h 43m
$192
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Thu 4/16
3:40 pm-6:05 pm
Nonstop2h 25m
Seattle/Tacoma Intl
Mon 4/20
3:27 pm-5:52 pm
Nonstop2h 25m
$216
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Thu 4/30
4:00 pm-11:55 pm
1 stop7h 55m
Seattle/Tacoma Intl
Mon 5/4
1:45 pm-7:07 pm
1 stop5h 22m
$219
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Tue 5/5
4:50 pm-11:59 pm
1 stop7h 09m
Seattle/Tacoma Intl
Fri 5/8
7:25 am-2:09 pm
1 stop6h 44m
$219
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Mon 5/11
11:50 am-5:20 pm
1 stop5h 30m
Seattle/Tacoma Intl
Thu 5/14
8:45 pm-10:55 pm
Nonstop2h 10m
$231
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Fri 5/1
7:20 am-9:50 am
Nonstop2h 30m
Seattle/Tacoma Intl
Mon 5/4
8:30 am-10:55 am
Nonstop2h 25m
$233
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Sat 6/6
7:40 pm-9:50 pm
Nonstop2h 10m
Seattle/Tacoma Intl
Sat 6/13
5:30 am-10:50 am
1 stop5h 20m
$238
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Thu 4/23
8:00 am-10:18 am
Nonstop2h 18m
Seattle/Tacoma Intl
Mon 4/27
6:31 pm-8:48 pm
Nonstop2h 17m
$249
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Thu 4/23
6:00 pm-11:51 pm
1 stop5h 51m
Seattle/Tacoma Intl
Wed 4/29
3:27 pm-5:52 pm
Nonstop2h 25m
$252
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Mon 4/13
3:40 pm-6:05 pm
Nonstop2h 25m
Seattle/Tacoma Intl
Tue 4/14
1:45 pm-7:07 pm
1 stop5h 22m
$255
Showing 1-10 of 23 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 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 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?
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 March 13, 2026.
The best time to book flights from San Jose, California to Seattle is 76 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 $77). Flying from San Jose, California to Seattle 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 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 30, 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 23% 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 March 28, 2026.
Travelers seeking maximum savings on their San Jose, California to Seattle flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday 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 March 30, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, 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.
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Snoqualmie
Ellensburg
Tukwila
Fife
Lakewood
Leavenworth
Issaquah
Aberdeen
Shoreline
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San Jose and Seattle flights
Browse other San Jose and Seattle flight options. Last updated on March 30, 2026.
Other flights from San Jose
Browse through other flights departing from San Jose. Flights are based on user searches made on Cheapflights and were last updated on March 30, 2026.
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 30, 2026.
Top 7 airlines flying from San Jose to Seattle
Discover the top 7 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$259 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$88 | Average$256 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$92 | Average$231 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$276 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$126 | Average$241 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$133 | Average$363 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$137 | Average$219 | FlexibilityNo cancel fee | On-time62% |