Seattle to Newark (SEA-EWR): nonstop upgrade & award space

Alaska Airlines and United Airlines fly nonstop between Seattle (SEA) and Newark (EWR), roughly 54 times a week. Long-haul cabins on a corridor this busy are large but never idle: premium cabin inventory reshuffles around every schedule change, and the best dates go first. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every SEA to EWR 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.

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54
Nonstop flights a week
2,395 mi
Nonstop distance
Free
To get started

Seattle to Newark flight schedule

Scheduled nonstop departures for SEA to EWR, 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 Newark (EWR)
Date Flight Airline Departs SEA Arrives EWR Duration Aircraft
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J
AS 292Alaska Airlines, Inc.09:5518:295h 34m73J
AS 477Alaska Airlines, Inc.10:0518:295h 24m7M9
UA 1708United Airlines13:0021:315h 31m7M8
AS 314Alaska Airlines, Inc.22:0106:305h 29m73J
UA 2017United Airlines22:5807:105h 12m7M9
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J
AS 292Alaska Airlines, Inc.09:5518:295h 34m7M9
AS 477Alaska Airlines, Inc.10:0518:295h 24m7M9
UA 1708United Airlines13:0021:315h 31m7M8
AS 314Alaska Airlines, Inc.22:0106:305h 29m7M9
UA 2017United Airlines22:5807:105h 12m7M9
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J
AS 292Alaska Airlines, Inc.09:5918:265h 27m7M9
AS 477Alaska Airlines, Inc.10:0518:295h 24m7M9
UA 1708United Airlines13:0021:315h 31m7M8
UA 2058United Airlines15:3423:595h 25m7M9
AS 314Alaska Airlines, Inc.22:0106:305h 29m7M9
UA 2017United Airlines22:5807:105h 12m7M9
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J
AS 292Alaska Airlines, Inc.09:5918:265h 27m7M9
AS 477Alaska Airlines, Inc.10:0518:295h 24m7M9
UA 1708United Airlines13:0021:315h 31m7M8
UA 2058United Airlines15:3423:595h 25m7M9
AS 314Alaska Airlines, Inc.22:0106:305h 29m7M9
UA 2017United Airlines22:5807:105h 12m7M9
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J
AS 292Alaska Airlines, Inc.09:5918:265h 27m7M9
AS 477Alaska Airlines, Inc.10:0518:295h 24m7M9
UA 1708United Airlines12:5521:265h 31m7M8
UA 2058United Airlines15:3423:595h 25m7M9
AS 314Alaska Airlines, Inc.22:0106:305h 29m7M9
UA 2017United Airlines22:5807:105h 12m7M9
UA 1900United Airlines07:3015:565h 26m7M8
AS 295Alaska Airlines, Inc.08:5317:275h 34m73J

Showing the first 40 of 54 scheduled SEA to EWR departures across the next 7 days with service. Every remaining date is 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 EWR date on the interactive map

Confirmed upgrade & award space on SEA to EWR departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Seattle to Newark 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 EWR 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 EWR on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Newark nonstop

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

See SEA to EWR on the interactive map →

Frequently asked questions about SEA to EWR

How far is Newark from Seattle?
SEA to EWR covers about 2,395 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 EWR?
Alaska Airlines and United Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from SEA to EWR?
About 54 nonstop flights a week run between Seattle and Newark in the current schedule, operated by Alaska Airlines and United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SEA to EWR depart?
Scheduled SEA to EWR nonstops in the next 7 days with service leave between 07:30 and 22:58, 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 EWR?
Open the SEA to EWR route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, 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 EWR 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