United States Β· 697 miles (1,121 km)

San Jose (SJC) to Seattle (SEA) flights

Alaska Atmos Rewards logo
4,500 milesCheapest economy award, one way, with Alaska Atmos Rewards

An economy award from San Jose (SJC) to Seattle (SEA) starts at 4,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. 3 airlines fly nonstop from San Jose (SJC) to Seattle (SEA): Alaska Airlines, Delta Air Lines and Southwest Airlines. The two airports are 697 miles (1,121 km) apart. Alaska Airlines is in oneworld and Delta Air Lines is in SkyTeam. There are also 14 ways to fly it with one stop, through Portland, Eugene and Reno and more.

How many miles SJC to SEA costs

Economy, one way, on the nonstop flights, from the Award Flight Pricer's award charts. Ranges run off-peak to peak; "from" is the floor of a dynamic price.

ProgramEconomyTaxes and fees
Alaska Atmos RewardsOn Alaska Airlines4,500$5.60
Iberia ClubOn Alaska Airlines9,000$5.60
Cathay Pacific Asia MilesOn Alaska Airlines10,000$5.60
Starlux (COSMILE)On Alaska Airlines10,000$38.60
Virgin Atlantic Flying ClubOn Delta Air Lines11,000$5.60
JAL Mileage BankOn Alaska Airlines12,000$5.60
American AAdvantageOn Alaska Airlines12,500$5.60
Qatar Airways Privilege ClubOn Alaska Airlines13,000$5.60
SAS EuroBonusOn Delta Air Lines15,000$56–112
British Airways ClubOn Alaska Airlines16,000$5.60
Qantas Frequent FlyerOn Alaska Airlines16,100$5.60
Finnair PlusOn Alaska Airlines17,500$5.60

Business and first class prices are in the Award Flight Pricer. Chart prices need award space on your date, so search it before you transfer points.

Compare every program in the Award Flight Pricer

Airlines flying nonstop from SJC to SEA

Book SJC to SEA with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

SJC to SEA with one stop

14 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Portland (PDX)Alaska Airlines the whole way
    Alaska Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Eugene (EUG)Southwest Airlines, then Alaska Airlines and Delta Air Lines
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Reno (RNO)Southwest Airlines, then Alaska Airlines
    Southwest Airlines logo
    Alaska Airlines logo
  • Via Boise (BOI)Alaska Airlines the whole way
    Alaska Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Spokane (GEG)Southwest Airlines, then Alaska Airlines and Delta Air Lines
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Burbank (BUR)Southwest Airlines, then Alaska Airlines
    Southwest Airlines logo
    Alaska Airlines logo
  • Via Las Vegas (LAS)Alaska Airlines, Delta Air Lines and 2 more the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    +1
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    +2
  • Via Los Angeles (LAX)Alaska Airlines, Delta Air Lines and 1 more the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    +1
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +2
  • Via Salt Lake City (SLC)Delta Air Lines the whole way
    Delta Air Lines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Long Beach (LGB)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
  • Via Ontario (ONT)Southwest Airlines, then Alaska Airlines, Frontier Airlines and 1 more
    Southwest Airlines logo
    Alaska Airlines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Santa Ana (SNA)Southwest Airlines, then Alaska Airlines and Delta Air Lines
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Palm Springs (PSP)Southwest Airlines, then Alaska Airlines and Delta Air Lines
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via San Diego (SAN)Alaska Airlines and Southwest Airlines the whole way
    Alaska Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo

SJC to SEA: common questions

How many miles does SJC to SEA cost?

In economy it starts at 4,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. Next cheapest: Iberia Club (9,000), Cathay Pacific Asia Miles (10,000) and Starlux (COSMILE) (10,000). These are award chart prices from the Award Flight Pricer. Programs that price dynamically can cost more on busy dates, so check yours before you transfer points. Business and first class prices are in the pricer too.

Which airlines fly nonstop from SJC to SEA?

Alaska Airlines (oneworld), Delta Air Lines (SkyTeam) and Southwest Airlines fly nonstop from San Jose (SJC) to Seattle (SEA).

How far is San Jose from Seattle by plane?

San Jose (SJC) and Seattle (SEA) are 697 miles (1,121 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book SJC to SEA award flights?

17 programs can book at least one of the nonstop airlines: Aeromexico Rewards, Air France-KLM Flying Blue, Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, China Eastern Eastern Miles, Delta SkyMiles and 9 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

Where can I connect between San Jose and Seattle?

The most direct connections are through Portland (PDX), Eugene (EUG), Reno (RNO), Boise (BOI) and Spokane (GEG). On 7 of them the same airline flies both flights, for example Alaska Airlines through Portland.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.