There are several airlines that operate frequent flights from Seattle (SEA) to Dallas (DFW) including

• Alaska Airlines with 413 flights a week
• American Airlines with 233 flights a week
• Delta Air Lines with 121 flights a week
• United Airlines with 100 flights a week
• with 5 flights a week

The earliest flight leaves Seattle Tacoma Intl. Airport at 00:15 and arrives at Dallas Fort Worth Intl. Airport at 01:56. The last flight of the day departs Seattle at 23:50 and arrives at Dallas at 23:35.

The flight distance from Seattle to Dallas is about 2682 km, the shortest flight is 03 hours 37 minutes with United Airlines.

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