Canada to United States Β· 452 miles (727 km)

Calgary (YYC) to Seattle (SEA) flights

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

An economy award from Calgary (YYC) to Seattle (SEA) starts at 4,500 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $48.59. 2 airlines fly nonstop from Calgary (YYC) to Seattle (SEA): Alaska Airlines and WestJet. The two airports are 452 miles (727 km) apart. Alaska Airlines is in oneworld. There are also 5 ways to fly it with one stop, through Kelowna, Victoria and Vancouver and more.

How many miles YYC 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$48.59–68.59
Iberia ClubOn Alaska Airlines6,000$48.59–68.59
Virgin Atlantic Flying ClubOn WestJet6,000$48.59–108.59
Qatar Airways Privilege ClubOn Alaska Airlines9,500$48.59–68.59
Cathay Pacific Asia MilesOn Alaska Airlines10,000$71.99–91.99
Starlux (COSMILE)On Alaska Airlines10,000$81.59–101.59
Qantas Frequent FlyerOn Alaska Airlines11,500$48.59–68.59
British Airways ClubOn Alaska Airlines12,000$48.59–68.59
JAL Mileage BankOn Alaska Airlines12,000$48.59–68.59
American AAdvantageOn Alaska Airlines12,500$48.59–68.59
Delta SkyMilesOn WestJet12,500$48.59–108.59
Finnair PlusOn Alaska Airlines17,500$48.59–68.59

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 YYC to SEA

  • Alaska Airlines logo
    Alaska Airlinesoneworld Β· bookable with 9 programsWho books it
  • WestJet logo
    WestJetNot in an alliance Β· bookable with 3 programsWho books it

Book YYC to SEA with points

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

YYC to SEA with one stop

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

  • Via Kelowna (YLW)WestJet the whole way
    Air Canada logo
    WestJet logo
    Flair Airlines logo
    Alaska Airlines logo
    WestJet logo
  • Via Victoria (YYJ)WestJet and Flair Airlines, then Alaska Airlines
    WestJet logo
    Flair Airlines logo
    Alaska Airlines logo
  • Via Vancouver (YVR)Air Canada the whole way
    Air Canada logo
    WestJet logo
    Flair Airlines logo
    Air Canada logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Portland (PDX)WestJet, then Alaska Airlines and Delta Air Lines
    WestJet logo
    Alaska Airlines logo
    Delta Air Lines logo
  • Via Edmonton (YEG)Air North, Air Canada and 1 more, then Alaska Airlines
    4N
    Air Canada logo
    WestJet logo
    Alaska Airlines logo

YYC to SEA: common questions

How many miles does YYC 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 $48.59. Next cheapest: Iberia Club (6,000), Virgin Atlantic Flying Club (6,000) 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 YYC to SEA?

Alaska Airlines (oneworld) and WestJet fly nonstop from Calgary (YYC) to Seattle (SEA).

How far is Calgary from Seattle by plane?

Calgary (YYC) and Seattle (SEA) are 452 miles (727 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book YYC to SEA award flights?

12 programs can book at least one of the nonstop airlines: Air France-KLM Flying Blue, Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, Delta SkyMiles, Emirates Skywards, Finnair Plus and 4 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

Where can I connect between Calgary and Seattle?

The most direct connections are through Kelowna (YLW), Victoria (YYJ), Vancouver (YVR), Portland (PDX) and Edmonton (YEG). On 2 of them the same airline flies both flights, for example WestJet through Kelowna.

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.