United States Β· 1,051 miles (1,692 km)

Seattle (SEA) to San Diego (SAN) flights

Alaska Atmos Rewards logo
7,500 milesCheapest economy award, one way, with Alaska Atmos Rewards

An economy award from Seattle (SEA) to San Diego (SAN) starts at 7,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. 3 airlines fly nonstop from Seattle (SEA) to San Diego (SAN): Alaska Airlines, Delta Air Lines and Southwest Airlines. The two airports are 1,051 miles (1,692 km) apart. Alaska Airlines is in oneworld and Delta Air Lines is in SkyTeam. There are also 33 ways to fly it with one stop, through Redmond, Reno and Portland and more.

How many miles SEA to SAN 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 Airlines7,500$5.60
Iberia ClubOn Alaska Airlines9,000$5.60
American AAdvantageOn Alaska Airlines12,500$5.60
Qatar Airways Privilege ClubOn Alaska Airlines13,000$5.60
Cathay Pacific Asia MilesOn Alaska Airlines15,000$5.60
JAL Mileage BankOn Alaska Airlines15,000$5.60
SAS EuroBonusOn Delta Air Lines15,000$56–112
Starlux (COSMILE)On Alaska Airlines15,000$38.60
British Airways ClubOn Alaska Airlines16,000$5.60
Qantas Frequent FlyerOn Alaska Airlines16,100$5.60
Virgin Atlantic Flying ClubOn Delta Air Lines16,500$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 SEA to SAN

Book SEA to SAN with points

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

SEA to SAN with one stop

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

  • Via Redmond (RDM)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Alaska Airlines logo
  • Via Reno (RNO)Alaska Airlines the whole way
    Alaska Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
  • Via Portland (PDX)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Fresno (FAT)Alaska Airlines the whole way
    Alaska Airlines logo
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Los Angeles (LAX)Delta Air Lines and United Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +2
    Delta Air Lines logo
    United Airlines logo
  • Via Eugene (EUG)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    Alaska Airlines logo
  • Via Sacramento (SMF)Alaska Airlines and Southwest Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Medford (MFR)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Alaska Airlines logo
  • Via Santa Barbara (SBA)Alaska Airlines the whole way
    Alaska Airlines logo
    Alaska Airlines logo
    Southwest Airlines logo
  • Via San Luis Obispo (SBP)Alaska Airlines the whole way
    Alaska Airlines logo
    Alaska Airlines logo
  • Via San Jose (SJC)Alaska Airlines and Southwest Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Oakland (OAK)Alaska Airlines and Southwest Airlines the whole way
    Alaska Airlines logo
    Southwest Airlines logo
    Southwest Airlines logo
    Alaska Airlines logo
  • Via San Francisco (SFO)Alaska Airlines and United Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    United Airlines logo
    Alaska Airlines logo
    United Airlines logo
    Southwest Airlines logo
    +1
  • Via Las Vegas (LAS)Alaska Airlines, Delta Air Lines and 2 more the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    +2
    Delta Air Lines logo
    Southwest Airlines logo
    Frontier Airlines logo
    +1
  • Via Monterey (MRY)Alaska Airlines the whole way
    Alaska Airlines logo
    Alaska Airlines logo
See all 33 in Routes

SEA to SAN: common questions

How many miles does SEA to SAN cost?

In economy it starts at 7,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. Next cheapest: Iberia Club (9,000), American AAdvantage (12,500) and Qatar Airways Privilege Club (13,000). 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 SEA to SAN?

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

How far is Seattle from San Diego by plane?

Seattle (SEA) and San Diego (SAN) are 1,051 miles (1,692 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book SEA to SAN 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 Seattle and San Diego?

The most direct connections are through Redmond (RDM), Reno (RNO), Portland (PDX), Fresno (FAT) and Los Angeles (LAX). On 30 of them the same airline flies both flights, for example Alaska Airlines through Redmond.

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.