Oakland (OAK) to Seattle (SEA) flights
2 airlines fly nonstop from Oakland (OAK) to Seattle (SEA): Alaska Airlines and Southwest Airlines. The two airports are 672 miles (1,082 km) apart. Alaska Airlines is in oneworld. There are also 14 ways to fly it with one stop, through Portland, Eugene and Boise and more.
Airlines flying nonstop from OAK to SEA
- Alaska Airlinesoneworld · bookable with 9 programsWho books it
- Southwest AirlinesNot in an allianceWho books it
Book OAK 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 AAdvantageBooks Alaska Airlines
- British Airways ClubBooks Alaska Airlines
- Cathay Pacific Asia MilesBooks Alaska Airlines
- Finnair PlusBooks Alaska Airlines
- Iberia ClubBooks Alaska Airlines
- JAL Mileage BankBooks Alaska Airlines
- Qantas Frequent FlyerBooks Alaska Airlines
- Qatar Airways Privilege ClubBooks Alaska Airlines
OAK to SEA with one stop
14 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Portland (PDX)Alaska Airlines the whole way
- Via Eugene (EUG)Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via Boise (BOI)Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via Spokane (GEG)Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via Santa Barbara (SBA)Southwest Airlines, then Alaska Airlines
- Via Burbank (BUR)Southwest Airlines, then Alaska Airlines
- Via Las Vegas (LAS)Southwest Airlines, Frontier Airlines and 1 more the whole way
+2 - Via Salt Lake City (SLC)Delta Air Lines the whole way
- Via Los Angeles (LAX)Southwest Airlines, then American Airlines, Alaska Airlines and 3 more
+2 - Via Ontario (ONT)Frontier Airlines the whole way
- Via Long Beach (LGB)Southwest Airlines the whole way
- Via Santa Ana (SNA)Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via Palm Springs (PSP)Southwest Airlines, then Alaska Airlines and Delta Air Lines
- Via San Diego (SAN)Southwest Airlines and Alaska Airlines the whole way
OAK to SEA: common questions
Which airlines fly nonstop from OAK to SEA?
Alaska Airlines (oneworld) and Southwest Airlines fly nonstop from Oakland (OAK) to Seattle (SEA).
How far is Oakland from Seattle by plane?
Oakland (OAK) and Seattle (SEA) are 672 miles (1,082 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book OAK to SEA award flights?
9 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 1 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does OAK 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 OAK to SEA with taxes and fees.
Where can I connect between Oakland and Seattle?
The most direct connections are through Portland (PDX), Eugene (EUG), Boise (BOI), Spokane (GEG) and Santa Barbara (SBA). On 6 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.