Seattle to Eugene (SEA-EUG): nonstop upgrade & award space

Alaska Airlines and Delta Air Lines fly nonstop between Seattle (SEA) and Eugene (EUG), roughly 55 times a week. With Alaska Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on Alaska Airlines and Delta Air Lines, on every SEA to EUG 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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55
Nonstop flights a week
234 mi
Nonstop distance
Free
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Seattle to Eugene flight schedule

Scheduled nonstop departures for SEA to EUG, 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 Eugene (EUG)
Date Flight Airline Departs SEA Arrives EUG Duration Aircraft
AS 2065Alaska Airlines, Inc.08:0509:261h 21mE75
DL 4149Delta Air Lines11:3012:581h 28mE7W
AS 2191Alaska Airlines, Inc.12:2113:441h 23mE75
DL 4124Delta Air Lines15:4817:111h 23mE7W
AS 3016Alaska Airlines, Inc.15:5217:081h 16mE75
AS 3128Alaska Airlines, Inc.17:4018:581h 18mE75
DL 3855Delta Air Lines22:4023:591h 19mE7W
AS 2351Alaska Airlines, Inc.22:4323:531h 10mE75
AS 2065Alaska Airlines, Inc.08:0509:261h 21mE75
DL 4149Delta Air Lines11:3012:581h 28mE7W
AS 2191Alaska Airlines, Inc.12:2113:441h 23mE75
DL 4124Delta Air Lines15:4817:111h 23mE7W
AS 3016Alaska Airlines, Inc.15:5217:081h 16mE75
AS 3128Alaska Airlines, Inc.17:4018:581h 18mE75
DL 3855Delta Air Lines22:4023:591h 19mE7W
AS 2351Alaska Airlines, Inc.22:4323:531h 10mE75
AS 2065Alaska Airlines, Inc.08:0509:261h 21mE75
DL 4149Delta Air Lines11:3012:581h 28mE7W
AS 2191Alaska Airlines, Inc.12:2113:441h 23mE75
DL 4124Delta Air Lines15:4817:111h 23mE7W
AS 3016Alaska Airlines, Inc.15:5217:081h 16mE75
AS 3128Alaska Airlines, Inc.17:4018:581h 18mE75
DL 3855Delta Air Lines22:4023:591h 19mE7W
AS 2351Alaska Airlines, Inc.22:4323:531h 10mE75
AS 2065Alaska Airlines, Inc.08:0509:261h 21mE75
DL 4149Delta Air Lines11:3012:581h 28mE7W
AS 2191Alaska Airlines, Inc.12:2113:441h 23mE75
DL 4124Delta Air Lines15:4817:111h 23mE7W
AS 3016Alaska Airlines, Inc.15:5217:081h 16mE75
AS 3128Alaska Airlines, Inc.17:4018:581h 18mE75
DL 3855Delta Air Lines22:4023:591h 19mE7W
AS 2351Alaska Airlines, Inc.22:4323:531h 10mE75
AS 2065Alaska Airlines, Inc.08:0509:261h 21mE75
DL 4149Delta Air Lines11:3012:581h 28mE7W
AS 2191Alaska Airlines, Inc.12:2113:441h 23mE75
DL 4124Delta Air Lines15:4817:111h 23mE7W
AS 3016Alaska Airlines, Inc.15:5217:081h 16mE75
AS 3128Alaska Airlines, Inc.17:4018:581h 18mE75
DL 3855Delta Air Lines21:3522:591h 24mE7W
AS 2351Alaska Airlines, Inc.22:4323:531h 10mE75

Showing the first 40 of 55 scheduled SEA to EUG 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 EUG date on the interactive map

Confirmed upgrade & award space on SEA to EUG 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 Eugene 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 EUG 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 EUG on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Eugene nonstop

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

See SEA to EUG on the interactive map →

Frequently asked questions about SEA to EUG

How far is Eugene from Seattle?
SEA to EUG covers about 234 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 EUG?
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 EUG?
About 55 nonstop flights a week run between Seattle and Eugene 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 EUG depart?
Scheduled SEA to EUG nonstops in the next 7 days with service leave between 08:05 and 22:43, 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 EUG?
Open the SEA to EUG 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 EUG 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