Seattle to Dallas (SEA-DFW): nonstop upgrade & award space

American Airlines, Alaska Airlines, and Delta Air Lines fly nonstop between Seattle (SEA) and Dallas (DFW), roughly 113 times a week. With American 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 American Airlines, Alaska Airlines, and Delta Air Lines, on every SEA to DFW 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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113
Nonstop flights a week
1,658 mi
Nonstop distance
Free
To get started

Seattle to Dallas flight schedule

Scheduled nonstop departures for SEA to DFW, 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 Dallas (DFW)
Date Flight Airline Departs SEA Arrives DFW Duration Aircraft
AA 2748American Airlines05:3011:273h 57m321
AA 1667American Airlines07:5113:453h 54m32Q
AS 340Alaska Airlines, Inc.08:4014:534h 13m73J
DL 803Delta Air Lines09:3515:434h 8m223
AA 707American Airlines10:1716:274h 10m321
AS 341Alaska Airlines, Inc.10:4516:564h 11m7M9
AA 767American Airlines12:0218:074h 5m321
AS 485Alaska Airlines, Inc.13:5319:574h 4m73J
AA 717American Airlines14:1220:174h 5m321
AA 757American Airlines15:4221:403h 58m321
AA 727American Airlines17:3423:293h 55m321
DL 870Delta Air Lines17:4023:444h 4m223
AS 542Alaska Airlines, Inc.17:5623:594h 3m73J
AA 2003American Airlines23:2205:183h 56m321
AA 2748American Airlines05:3011:273h 57m321
AS 414Alaska Airlines, Inc.06:0011:593h 59m73J
AA 1667American Airlines07:5113:453h 54m32Q
AS 340Alaska Airlines, Inc.08:4014:534h 13m73J
DL 803Delta Air Lines09:3515:434h 8m223
AA 707American Airlines10:1716:274h 10m321
AS 341Alaska Airlines, Inc.10:4516:564h 11m73H
AA 767American Airlines12:0518:104h 5m321
AS 549Alaska Airlines, Inc.12:1218:294h 17m73J
AA 717American Airlines14:1220:174h 5m321
AA 757American Airlines15:4221:403h 58m321
AA 727American Airlines17:3423:293h 55m321
DL 870Delta Air Lines17:4023:444h 4m223
AS 424Alaska Airlines, Inc.17:5623:594h 3m73H
AS 542Alaska Airlines, Inc.17:5623:594h 3m7M9
AS 1648Alaska Airlines, Inc.22:5805:004h 2m7M9
AA 2003American Airlines23:5905:553h 56m321
AA 2429American Airlines00:4406:433h 59m321
AA 2748American Airlines05:3011:273h 57m321
AS 414Alaska Airlines, Inc.06:0011:593h 59m73J
AA 1667American Airlines07:5113:453h 54m32Q
AS 340Alaska Airlines, Inc.08:4014:534h 13m7M9
DL 803Delta Air Lines09:3515:434h 8m223
AA 707American Airlines10:1716:274h 10m321
AS 341Alaska Airlines, Inc.10:4516:564h 11m73H
AA 767American Airlines12:0218:074h 5m321

Showing the first 40 of 113 scheduled SEA to DFW 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 DFW date on the interactive map

Confirmed upgrade & award space on SEA to DFW departures

2LNR tracks confirmed upgrade and award space on American Airlines, Alaska Airlines, and Delta Air Lines, segment by segment and date by date. Open the calendar for Seattle to Dallas 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 DFW 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 DFW on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Dallas nonstop

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

See SEA to DFW on the interactive map →

Frequently asked questions about SEA to DFW

How far is Dallas from Seattle?
SEA to DFW covers about 1,658 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 DFW?
American Airlines, Alaska Airlines, and Delta Air Lines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines, Alaska Airlines, and Delta Air Lines.
How many flights a week are there from SEA to DFW?
About 113 nonstop flights a week run between Seattle and Dallas in the current schedule, operated by American Airlines, 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 DFW depart?
Scheduled SEA to DFW nonstops in the next 7 days with service leave between 00:44 and 23:59, 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 DFW?
Open the SEA to DFW route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, 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 DFW 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