Seattle to Lihue (SEA-LIH): nonstop upgrade & award space

Alaska Airlines and Delta Air Lines fly nonstop between Seattle (SEA) and Lihue (LIH), roughly 21 times a week. Alaska Airlines carries most of this long-haul schedule, so one carrier's release pattern decides when premium space appears, and it is rarely all at once. 2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines, on every SEA to LIH departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

See SEA to LIH on the interactive map Get started free
21
Nonstop flights a week
2,700 mi
Nonstop distance
Free
To get started

Seattle to Lihue flight schedule

Scheduled nonstop departures for SEA to LIH, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Seattle (SEA) to Lihue (LIH)
Date Flight Airline Departs SEA Arrives LIH Duration Aircraft
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m7M8
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m7M8
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m73H
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m73H
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m7M8
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m7M8
AS 258Alaska Airlines, Inc.11:2114:426h 21m73H
DL 345Delta Air Lines16:0519:106h 5m32Q
AS 237Alaska Airlines, Inc.16:5920:146h 15m7M8

Showing all 21 scheduled SEA to LIH departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every SEA to LIH date on the interactive map

Confirmed upgrade & award space on SEA to LIH departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines, segment by segment and date by date. Open the calendar for Seattle to Lihue to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each SEA to LIH departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SEA to LIH on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Lihue nonstop

Carriers operating SEA to LIH nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See SEA to LIH on the interactive map →

Frequently asked questions about SEA to LIH

How far is Lihue from Seattle?
SEA to LIH covers about 2,700 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from SEA to LIH?
Alaska Airlines and Delta Air Lines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines.
How many flights a week are there from SEA to LIH?
About 21 nonstop flights a week run between Seattle and Lihue in the current schedule, operated by Alaska Airlines and Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SEA to LIH depart?
Scheduled SEA to LIH nonstops in the next 7 days with service leave between 11:21 and 16:59, local time at Seattle. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on SEA to LIH?
Open the SEA to LIH route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines and Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss SEA to LIH upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free