United States · 1,768 miles (2,846 km)

Seattle (SEA) to Austin (AUS) flights

Alaska Atmos Rewards logo
10,000 milesCheapest economy award, one way, with Alaska Atmos Rewards

An economy award from Seattle (SEA) to Austin (AUS) starts at 10,000 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 Austin (AUS): Alaska Airlines, Delta Air Lines and Southwest Airlines. The two airports are 1,768 miles (2,846 km) apart. Alaska Airlines is in oneworld and Delta Air Lines is in SkyTeam. There are also 54 ways to fly it with one stop, through Salt Lake City, Hayden and Denver and more.

How many miles SEA to AUS 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 Airlines10,000$5.60
Iberia ClubOn Alaska Airlines11,000$5.60
American AAdvantageOn Alaska Airlines12,500$5.60
Qatar Airways Privilege ClubOn Alaska Airlines14,500$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
Finnair PlusOn Alaska Airlines17,500$5.60
British Airways ClubOn Alaska Airlines18,000$5.60
Virgin Atlantic Flying ClubOn Delta Air Lines18,500$5.60
Qantas Frequent FlyerOn Alaska Airlines23,000$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 AUS

Book SEA to AUS with points

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

SEA to AUS with one stop

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

  • Via Salt Lake City (SLC)Delta Air Lines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Delta Air Lines logo
    Southwest Airlines logo
  • Via Hayden (HDN)Alaska Airlines, then Southwest Airlines
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Denver (DEN)Delta Air Lines, Frontier Airlines and 2 more the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    +3
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
    +1
  • Via Albuquerque (ABQ)Delta Air Lines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    Delta Air Lines logo
  • Via Bozeman (BZN)Delta Air Lines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Delta Air Lines logo
  • Via Portland (PDX)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Alaska Airlines logo
  • Via Dallas (DFW)American Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    American Airlines logo
  • Via Dallas (DAL)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Oklahoma City (OKC)Alaska Airlines, then Southwest Airlines
    Alaska Airlines logo
    Southwest Airlines logo
  • Via El Paso (ELP)Alaska Airlines, then Southwest Airlines
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Las Vegas (LAS)Delta Air Lines, Southwest Airlines and 1 more the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    +2
    Delta Air Lines logo
    Frontier Airlines logo
    Allegiant Air logo
    +1
  • Via Reno (RNO)Alaska Airlines, then Southwest Airlines
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Phoenix (PHX)American Airlines, Delta Air Lines and 1 more the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +1
    American Airlines logo
    Frontier Airlines logo
    Southwest Airlines logo
    +1
  • Via Tulsa (TUL)Alaska Airlines, then Southwest Airlines
    Alaska Airlines logo
    Southwest Airlines logo
  • Via Vancouver (YVR)Air Canada the whole way
    Air Canada logo
    Alaska Airlines logo
    Delta Air Lines logo
    Air Canada logo
See all 54 in Routes

SEA to AUS: common questions

How many miles does SEA to AUS cost?

In economy it starts at 10,000 miles one way with Alaska Atmos Rewards on Alaska Airlines, plus taxes and fees from $5.60. Next cheapest: Iberia Club (11,000), American AAdvantage (12,500) and Qatar Airways Privilege Club (14,500). 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 SEA to AUS?

Alaska Airlines (oneworld), Delta Air Lines (SkyTeam) and Southwest Airlines fly nonstop from Seattle (SEA) to Austin (AUS).

How far is Seattle from Austin by plane?

Seattle (SEA) and Austin (AUS) are 1,768 miles (2,846 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 AUS 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 Austin?

The most direct connections are through Salt Lake City (SLC), Hayden (HDN), Denver (DEN), Albuquerque (ABQ) and Bozeman (BZN). On 36 of them the same airline flies both flights, for example Delta Air Lines through Salt Lake City.

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.