$289+ Cheap flights from San José (SJO) to Seattle (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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SEA
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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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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Best
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Cheapest flights from San José to SeattleExplore the most affordable flight options available from San José to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from San José to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:40 am -
1 stop13h 07m
Mon 11/98:18 pm -
1 stop10h 14m
Deal found 10/21![United Airlines logo]()
$557
This Kissandfly.com deal was found by Cheapflights users on 10/21. 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.
Fri 11/68:45 am -
1 stop12h 32m
Tue 11/104:39 pm -
2 stops18h 43m
Deal found 10/21![Lufthansa logo]()
$561
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:30 am -
1 stop28h 17m
Wed 12/29:01 am -
1 stop21h 31m
Deal found 10/20![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:25 pm -
2 stops35h 33m
Thu 12/3111:58 pm -
1 stop18h 41m
Deal found 10/21![United Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:40 am -
1 stop17h 19m
Thu 11/267:35 pm -
1 stop10h 57m
Deal found 10/20![United Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:25 pm -
1 stop10h 26m
Tue 12/15:28 pm -
2 stops17h 54m
Deal found 10/21![United Airlines logo]()
$593
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:25 pm -
2 stops21h 24m
Mon 12/285:34 pm -
2 stops25h 05m
Deal found 10/18![United Airlines logo]()
$602
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/199:40 am -
1 stop13h 00m
Fri 1/15:00 am -
1 stop25h 32m
Deal found 10/21![United Airlines logo]()
$605
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:40 am -
1 stop10h 53m
Sun 11/2211:59 pm -
1 stop9h 26m
Deal found 10/20![United Airlines logo]()
$607
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:00 pm -
1 stop23h 14m
Sun 11/15:47 pm -
1 stop17h 59m
Deal found 10/19![American Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 10/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:46 pm -
1 stop22h 26m
Wed 11/189:45 pm -
1 stop13h 22m
Deal found 10/18![American Airlines logo]()
$611
Best flights from San José to SeattleDiscover carefully curated flight deals from San José to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from San José to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:40 am -
1 stop13h 07m
Mon 11/98:18 pm -
1 stop10h 14m
Deal found 10/21![United Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:45 am -
2 stops14h 34m
Sat 11/285:05 am -
1 stop14h 55m
Deal found 10/21![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/162:25 pm -
2 stops23h 18m
Wed 1/61:18 pm -
2 stops26h 58m
Deal found 10/20![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/101:15 am -
2 stops22h 44m
Mon 1/189:01 am -
2 stops26h 21m
Deal found 10/21![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:35 pm -
2 stops12h 40m
Wed 11/253:35 pm -
2 stops17h 50m
Deal found 10/19![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:25 pm -
1 stop10h 26m
Tue 12/15:28 pm -
2 stops17h 54m
Deal found 10/21![United Airlines logo]()
$593
Last-minute flights from San José to SeattleDiscover last-minute flight deals from San José to Seattle. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from San José to Seattle. Data last updated October 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:00 pm -
1 stop23h 14m
Sun 11/15:47 pm -
1 stop17h 59m
Deal found 10/19![American Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 10/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:46 pm -
1 stop26h 05m
Sun 11/85:47 pm -
1 stop17h 59m
Deal found 10/19![American Airlines logo]()
$616
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:40 am -
1 stop10h 53m
Sun 11/2211:59 pm -
1 stop9h 26m
Deal found 10/20![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:40 am -
1 stop13h 07m
Sat 11/71:16 pm -
1 stop17h 16m
Deal found 10/20![United Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:40 am -
1 stop13h 07m
Mon 11/98:18 pm -
1 stop10h 14m
Deal found 10/21![United Airlines logo]()
$557
This Kissandfly.com deal was found by Cheapflights users on 10/21. 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.
Fri 11/68:45 am -
1 stop12h 32m
Tue 11/104:39 pm -
2 stops18h 43m
Deal found 10/21![Lufthansa logo]()
$561
This American Airlines deal was found by Cheapflights users on 10/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:46 pm -
1 stop22h 26m
Wed 11/189:45 pm -
1 stop13h 22m
Deal found 10/18![American Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:40 am -
1 stop17h 19m
Thu 11/267:35 pm -
1 stop10h 57m
Deal found 10/20![United Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:25 pm -
1 stop10h 26m
Tue 12/15:28 pm -
2 stops17h 54m
Deal found 10/21![United Airlines logo]()
$593
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:30 am -
1 stop28h 17m
Wed 12/29:01 am -
1 stop21h 31m
Deal found 10/20![United Airlines logo]()
$580
One-way flights from San José to SeattleSearch for one-way flight options from San José to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from San José to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Booking.com deal was found by Cheapflights users on 10/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:15 pm -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$289
This Volaris deal was found by Cheapflights users on 10/21. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:15 pm -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 10/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2712:30 pm -
1 stop11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$324
This Priceline deal was found by Cheapflights users on 10/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/161:45 am -
2 stops23h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/201:25 pm -
1 stop31h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$330
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/292:57 pm -
1 stop20h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$333
This Orbitz deal was found by Cheapflights users on 10/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:26 am -
2 stops31h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/131:20 pm -
1 stop13h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/201:15 am -
3 stops22h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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.
Thu 11/191:26 am -
2 stops31h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$349
Find flight deals from San José to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $557 (United Airlines) |
One-way from | $289 (Booking.com) |
Popular in | June |
Cheapest in | February |
Average price | $565 |
Cheapflights Fare Finder
Customize your flight search to find flights from San José 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 22, 2026.
Use the filters below to find and compare flights from San José to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Thu 11/26
4:15 pm-10:10 am
1 stop19h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$323
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Tue 3/23
12:25 pm-11:55 am
1 stop24h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$330
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Thu 1/21
9:40 am-2:26 pm
1 stop30h 46m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Thu 1/21
1:15 am-4:18 pm
2 stops17h 03m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Sat 11/14
7:30 am-9:19 pm
1 stop15h 49m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
Quickest round-trip
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Sat 1/30
1:15 am-1:13 pm
1 stop13h 58m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Tue 11/17
9:40 am-11:31 pm
1 stop15h 51m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Mon 1/25
1:15 am-9:17 pm
3 stops22h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Tue 11/3
2:25 pm-4:27 pm
2 stops28h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
San JoséSeattle
SJO San José Juan Santamaria Intl - SEA Seattle/Tacoma Intl
SJOSEA
San José Juan Santamaria Intl
Fri 11/6
9:40 am-8:47 pm
1 stop13h 07m
Seattle/Tacoma Intl
Mon 11/9
8:18 pm-8:32 am
1 stop10h 14m
$557
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from San José 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 José to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San José-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San José-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 José-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 José to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from San José with our price prediction graph.
SJO-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 José to Seattle
How far ahead should I book a flight from San José to Seattle?
The price you pay for your flight from San José to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San José to Seattle?
Currently, February is the cheapest month in which you can book a flight from San José to Seattle (average of $544). Flying from San José to Seattle in June is currently the most expensive (average of $696). 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.
How much does it cost to fly round-trip from San José to Seattle?
Airfare is typical for this route at the moment.
San José to Seattle flights typically cost between $546 and $656 in November.The cheapest round-trip price found within the last 5 days was $557 on United Airlines (Nov 6-Nov 9).
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 22, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andUnited Airlines from San José 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
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Crew
8.5
Overall
7.9
Food
7.0
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
LHR - SEA
Related info for your journey
Find useful and relevant information for your journey from San José 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
Lakewood
Poulsbo
Marysville
Shoreline
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Alternative routes for San José to Seattle
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San José and Seattle flights
Browse other San José and Seattle flight options. Last updated on October 22, 2026.
Other flights from San José
Browse through other flights departing from San José. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Top 4 airlines flying from San José to Seattle
Discover the top 4 airlines that operate flights from San José 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$417 | Average$635 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$464 | Average$692 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$511 | Average$688 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$512 | Average$668 | FlexibilityNo cancel fee | On-time69% |