Las Vegas (LAS) to Seattle (SEA) flights
5 airlines fly nonstop from Las Vegas (LAS) to Seattle (SEA): Alaska Airlines, American Airlines, Delta Air Lines, Frontier Airlines and Southwest Airlines. The two airports are 866 miles (1,394 km) apart. Alaska Airlines and American Airlines are in oneworld and Delta Air Lines is in SkyTeam. There are also 40 ways to fly it with one stop, through Redmond, Portland and Pasco and more.
Airlines flying nonstop from LAS to SEA
- Alaska Airlinesoneworld · bookable with 9 programsWho books it
- American Airlinesoneworld · bookable with 9 programsWho books it
- Delta Air LinesSkyTeam · bookable with 8 programsWho books it
- Frontier AirlinesNot in an allianceWho books it
- Southwest AirlinesNot in an allianceWho books it
Book LAS to SEA with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Alaska Atmos RewardsBooks Alaska Airlines, American Airlines
- American AAdvantageBooks Alaska Airlines, American Airlines
- British Airways ClubBooks Alaska Airlines, American Airlines
- Cathay Pacific Asia MilesBooks Alaska Airlines, American Airlines
- Finnair PlusBooks Alaska Airlines, American Airlines
- Iberia ClubBooks Alaska Airlines, American Airlines
- JAL Mileage BankBooks Alaska Airlines, American Airlines
- Qantas Frequent FlyerBooks Alaska Airlines, American Airlines
- Qatar Airways Privilege ClubBooks Alaska Airlines, American Airlines
- Aeromexico RewardsBooks Delta Air Lines
- Air France-KLM Flying BlueBooks Delta Air Lines
- China Eastern Eastern MilesBooks Delta Air Lines
- Delta SkyMilesBooks Delta Air Lines
- Garuda Indonesia GarudaMilesBooks Delta Air Lines
- Korean Air SKYPASSBooks Delta Air Lines
- SAS EuroBonusBooks Delta Air Lines
- Virgin Atlantic Flying ClubBooks Delta Air Lines
LAS to SEA with one stop
40 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Redmond (RDM)Breeze Airways, then Alaska Airlines and Delta Air Lines
- Via Portland (PDX)Alaska Airlines the whole way
- Via Pasco (PSC)Allegiant Air, then Alaska Airlines and Delta Air Lines
- Via Reno (RNO)Southwest Airlines and Frontier Airlines, then Alaska Airlines
- Via Boise (BOI)Alaska Airlines the whole way
- Via Eugene (EUG)Allegiant Air and Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via Medford (MFR)Allegiant Air, then Alaska Airlines and Delta Air Lines
- Via Sacramento (SMF)Southwest Airlines the whole way
- Via Fresno (FAT)Allegiant Air and Southwest Airlines, then Alaska Airlines
- Via Spokane (GEG)Southwest Airlines and Allegiant Air, then Alaska Airlines and Delta Air Lines
- Via Arcata (ACV)Breeze Airways, then Alaska Airlines
- Via Bellingham (BLI)Allegiant Air, then Alaska Airlines
- Via Salt Lake City (SLC)Delta Air Lines the whole way
- Via Santa Rosa (STS)Alaska Airlines the whole way
- Via Oakland (OAK)Southwest Airlines and Alaska Airlines the whole way
LAS to SEA: common questions
Which airlines fly nonstop from LAS to SEA?
Alaska Airlines (oneworld), American Airlines (oneworld), Delta Air Lines (SkyTeam), Frontier Airlines and Southwest Airlines fly nonstop from Las Vegas (LAS) to Seattle (SEA).
How far is Las Vegas from Seattle by plane?
Las Vegas (LAS) and Seattle (SEA) are 866 miles (1,394 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book LAS to SEA award flights?
17 programs can book at least one of the nonstop airlines: Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, Finnair Plus, Iberia Club, JAL Mileage Bank, Qantas Frequent Flyer and 9 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does LAS to SEA cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for LAS to SEA with taxes and fees.
Where can I connect between Las Vegas and Seattle?
The most direct connections are through Redmond (RDM), Portland (PDX), Pasco (PSC), Reno (RNO) and Boise (BOI). On 19 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.