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Cheap Flights from Seattle to San Jose

Explore the cheapest flights from Seattle to San Jose in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 95, and round-trip direct tickets start at S$ 146.

      • Cheapest nonstop
        SEA 14:42
        2h 14m
        Direct
        SJC 16:56
        Seattle - San Jose | Tue, Aug 25 | Alaska Airlines
        SJC 10:00
        2h 18m
        Direct
        SEA 12:18
        San Jose - Seattle | Wed, Sep 2 | Alaska Airlines
        S$ 146 S$ 211
        31% off
        31% off
        S$ 211 S$ 146
      • SEA 14:45
        2h 22m
        Direct
        SJC 17:07
        Seattle - San Jose | Wed, Aug 26 | Delta Air Lines
        SJC 20:53
        2h 26m
        Direct
        SEA 23:19
        San Jose - Seattle | Wed, Sep 2 | Delta Air Lines
        S$ 148 S$ 211
        30% off
        30% off
        S$ 211 S$ 148
      • SEA 11:35
        2h 30m
        Direct
        SJC 14:05
        Seattle - San Jose | Tue, Aug 25 | Delta Air Lines
        SJC 10:00
        2h 18m
        Direct
        SEA 12:18
        San Jose - Seattle | Wed, Sep 2 | Alaska Airlines
        S$ 152 S$ 211
        28% off
        28% off
        S$ 211 S$ 152
      • SEA 14:42
        2h 14m
        Direct
        SJC 16:56
        Seattle - San Jose | Wed, Aug 26 | Alaska Airlines
        SJC 06:17
        2h 15m
        Direct
        SEA 08:32
        San Jose - Seattle | Sat, Aug 29 | Alaska Airlines
        S$ 174
        18% off
        S$ 211 S$ 174
      • SEA 16:32
        2h 13m
        Direct
        SJC 18:45
        Seattle - San Jose | Wed, Aug 19 | Alaska Airlines
        SJC 08:20
        2h 17m
        Direct
        SEA 10:37
        San Jose - Seattle | Wed, Aug 26 | Alaska Airlines
        S$ 176
        17% off
        S$ 211 S$ 176
      • SEA 20:30
        2h 20m
        Direct
        SJC 22:50
        Seattle - San Jose | Wed, Aug 19 | Delta Air Lines
        SJC 08:20
        2h 17m
        Direct
        SEA 10:37
        San Jose - Seattle | Wed, Aug 26 | Alaska Airlines
        S$ 183
        13% off
        S$ 211 S$ 183
      • SEA 17:46
        2h 14m
        Direct
        SJC 20:00
        Seattle - San Jose | Sat, Aug 22 | Alaska Airlines
        SJC 19:45
        2h 15m
        Direct
        SEA 22:00
        San Jose - Seattle | Mon, Aug 24 | Alaska Airlines
        S$ 185
        12% off
        S$ 211 S$ 185
      • SEA 13:00
        17h 25m
        1 stop
        SJC 14:00
        Seattle - San Jose | Wed, Jul 22 | Normal Airline
        SJC 15:00
        6h
        Direct
        SEA 16:00
        San Jose - Seattle | Fri, Jul 24 | Normal Airline
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      • Cheapest nonstop
        SEA 16:32
        2h 13m
        Direct
        SJC 18:45
        Seattle - San Jose | Wed, Aug 19 | Alaska Airlines
        S$ 95 S$ 116
        18% off
        18% off
        S$ 116 S$ 95
      • SEA 21:43
        2h 16m
        Direct
        SJC 23:59
        Seattle - San Jose | Thu, Aug 13 | Alaska Airlines
        S$ 97 S$ 116
        16% off
        16% off
        S$ 116 S$ 97
      • SEA 16:32
        2h 13m
        Direct
        SJC 18:45
        Seattle - San Jose | Wed, Sep 16 | Alaska Airlines
        S$ 97 S$ 116
        16% off
        16% off
        S$ 116 S$ 97
      • SEA 17:47
        2h 26m
        Direct
        SJC 20:13
        Seattle - San Jose | Thu, Aug 13 | Delta Air Lines
        S$ 97
        16% off
        S$ 116 S$ 97
      • SEA 20:30
        2h 20m
        Direct
        SJC 22:50
        Seattle - San Jose | Wed, Aug 19 | Delta Air Lines
        S$ 98
        16% off
        S$ 116 S$ 98
      • SEA 16:32
        2h 13m
        Direct
        SJC 18:45
        Seattle - San Jose | Wed, Sep 9 | Alaska Airlines
        S$ 98
        16% off
        S$ 116 S$ 98
      • SEA 16:32
        2h 13m
        Direct
        SJC 18:45
        Seattle - San Jose | Tue, Sep 1 | Alaska Airlines
        S$ 99
        15% off
        S$ 116 S$ 99
      • SEA 14:42
        2h 22m
        Direct
        SJC 17:04
        Seattle - San Jose | Tue, Aug 18 | Delta Air Lines
        S$ 102
        12% off
        S$ 116 S$ 102
      • SEA 20:30
        2h 15m
        Direct
        SJC 22:45
        Seattle - San Jose | Wed, Sep 16 | Delta Air Lines
        S$ 102
        12% off
        S$ 116 S$ 102
      • SEA 13:00
        17h 25m
        1 stop
        SJC 14:00
        Seattle - San Jose | Wed, Jul 22 | Normal Airline
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Popular airlines from Seattle to San Jose

You can choose from 2 airlines that fly from Seattle to San Jose, including Delta Air Lines, Alaska Airlines, Alaska Airlines offers the lowest prices on this route.
Delta Air Lines logo Delta Air Lines
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to San Jose according to previous 12 months data from Trip.com.

Flying from Seattle to San Jose

The distance between Seattle and San Jose is approximately 1,123.19km. It takes around 2 hours 17 minutes on average to fly from Seattle to San Jose. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceS$ 95
Cheapest return ticket priceS$ 146
Off-season for travelOctober
Peak season for travelJuly
Flight distance1,123.19km
Average flight time2 hours 17 minutes
Popular airlineDelta Air Lines
Flight statistics for the Seattle–San Jose route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Seattle to San Jose.

What is the cheapest month for one-way flights from Seattle to San Jose?

The average price of one-way flights from Seattle to San Jose purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Seattle to San Jose is December, with an average price of S$ 177, and the most expensive month is May, with an average price of up to S$ 339.

S$ 339
S$ 258
S$ 177
S$ 96
    Cheapest
  • S$ 277
    Jul
  • S$ 245
    Aug
  • S$ 245
    Sep
  • S$ 185
    Oct
  • S$ 328
    Nov
  • S$ 177
    Dec
  • S$ 239
    Jan
  • S$ 293
    Feb
  • S$ 296
    Mar
  • S$ 317
    Apr
  • S$ 339
    May
  • S$ 301
    Jun

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

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Seattle to San Jose during National Day.

National Day is scheduled on Aug 9. The flights from Seattle to San Jose are cheapest on Aug 11, with the lowest fare of S$ 143.

S$ 295
S$ 219
S$ 143
S$ 67
    Cheapest
  • S$ 249
    6
    Aug
  • S$ 145
    7
  • S$ 202
    8
  • S$ 178
    9
  • S$ 295
    10
  • S$ 143
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Seattle (SEA) to San Jose (SJC)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as S$ 95 on Cheapest nonstop routes (e.g. SEA to SJC on Wed, Aug 19), while Alaska Airlines offers Cheapest nonstop round-trips from S$ 146 departing on Tue, Aug 25 and returning on Wed, Sep 2.
  • At the moment, you can catch a direct flight from Seattle to San Jose with the following airlines, including: Delta Air Lines Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 17 minutes to fly from Seattle (SEA) to San Jose (SJC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to San Jose is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 92 flight per week flying from Seattle to San Jose. You can check the weekly schedule for popular airlines on this route below: Delta Air Lines: S/M/T/W/T/F/S -- DL3736 (08:45) Alaska Airlines: S/M/T/W/T/F/S -- AS1448 (07:19)
  • To find best deals on flights from Seattle to San Jose, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Aug 19, with one-way flights priced at just S$ 95.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Jose travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to San Jose is October, when demand for travel is lower.
  • You can land at any one of the following hubs in San Jose, with Seattle-Tacoma International Airport to San Jose Mineta International Airport (SEA-SJC) is by far the most common option on this route: San Jose Mineta International Airport (SJC).
  • The time difference between San Jose and Seattle is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.