United States Β· 171 miles (276 km)

Pasco (PSC) to Seattle (SEA) flights

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

An economy award from Pasco (PSC) to Seattle (SEA) starts at 4,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. 2 airlines fly nonstop from Pasco (PSC) to Seattle (SEA): Alaska Airlines and Delta Air Lines. The two airports are 171 miles (276 km) apart. Alaska Airlines is in oneworld and Delta Air Lines is in SkyTeam. There are also 1 way to fly it with one stop, through Portland.

How many miles PSC 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 Airlines6,000$5.60
Virgin Atlantic Flying ClubOn Delta Air Lines7,500$5.60
Qatar Airways Privilege ClubOn Alaska Airlines9,500$5.60
Cathay Pacific Asia MilesOn Alaska Airlines10,000$5.60
Starlux (COSMILE)On Alaska Airlines10,000$38.60
Qantas Frequent FlyerOn Alaska Airlines11,500$5.60
British Airways ClubOn Alaska Airlines12,000$5.60
JAL Mileage BankOn Alaska Airlines12,000$5.60
American AAdvantageOn Alaska Airlines12,500$5.60
SAS EuroBonusOn Delta Air Lines15,000$56–112
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 PSC to SEA

  • Alaska Airlines logo
    Alaska Airlinesoneworld Β· bookable with 9 programsWho books it
  • Delta Air Lines logo
    Delta Air LinesSkyTeam Β· bookable with 8 programsWho books it

Book PSC to SEA with points

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

PSC to SEA with one stop

1 connection, 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
    Alaska Airlines logo
    Delta Air Lines logo

PSC to SEA: common questions

How many miles does PSC 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 (6,000), Virgin Atlantic Flying Club (7,500) and Qatar Airways Privilege Club (9,500). 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 PSC to SEA?

Alaska Airlines (oneworld) and Delta Air Lines (SkyTeam) fly nonstop from Pasco (PSC) to Seattle (SEA).

How far is Pasco from Seattle by plane?

Pasco (PSC) and Seattle (SEA) are 171 miles (276 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book PSC 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 Pasco and Seattle?

The most direct connections are through Portland (PDX). On 1 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.