Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Alaska Airlines
Cheapest Month May
Cheapest Day of the Week Friday
Cheapest Airline Alaska Airlines

The cheapest airline(s) flying from Seattle to Detroit is Alaska Airlines.

  • Alaska Airlines Alaska Airlines
  • Hawaiian Airlines Hawaiian Airlines
  • American Airlines American Airlines
  • Spirit Airlines Spirit Airlines
  • United Airlines United Airlines
  • Southwest Airlines Southwest Airlines
  • JetBlue Airways JetBlue Airways
Cheapest Month May

Travel Period: May 2025 - April 2026

The cheapest month(s) to fly from Seattle to Detroit is May.

  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
  • Feb 2026
  • Mar 2026
  • Apr 2026
Cheapest Day of the Week Friday

The cheapest day(s) of the week to fly from Seattle to Detroit is Friday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Wed, 2 Apr, 2025

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  • 08:45 SEA
    16:04 DTW
    4Hrs, 19m Direct
  • SEASeattle/Tacoma International Airport 08:45 - DTW 16:04 4h 19m Direct
  • SEASeattle/Tacoma International Airport 08:45
  • DTWDetroit Wayne County 16:04
  • 4h 19m
  • Direct
  • Alaska Airlines (AS 304)Boeing 737
  • Alaska Airlines (AS 304)
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  • 08:45 SEA
    16:04 DTW
    4Hrs, 19m Direct
  • SEASeattle/Tacoma International Airport 08:45 - DTW 16:04 4h 19m Direct
  • SEASeattle/Tacoma International Airport 08:45
  • DTWDetroit Wayne County 16:04
  • 4h 19m
  • Direct
  • Alaska Airlines (AS 304)Boeing 737 Max 9 Passenger
  • Alaska Airlines (AS 304)
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  • Boeing 737 Max 9 Passenger
  • 08:45 SEA
    16:04 DTW
    4Hrs, 19m Direct
  • SEASeattle/Tacoma International Airport 08:45 - DTW 16:04 4h 19m Direct
  • SEASeattle/Tacoma International Airport 08:45
  • DTWDetroit Wayne County 16:04
  • 4h 19m
  • Direct
  • Alaska Airlines (AS 304)Boeing 737 800
  • Alaska Airlines (AS 304)
    • -
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  • Boeing 737 800
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What’s the fastest flight time from Seattle to Detroit?

The fastest flight time for direct flights from Seattle to Detroit is 4 hours 19 minutes. Check latest flight schedules & prices on Wego.

What’s the most popular airline flying from Seattle to Detroit?

The most popular airline flying from Seattle to Detroit is Alaska Airlines. Find the latest flight deals on Wego.

How far is Detroit from Seattle?

The flight distance between Seattle and Detroit is 3111km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 08:45. The last flight of the day departs at 08:45. See the full list of flight times on Wego.

How many airlines offer direct flights from Seattle to Detroit?

There are 1 airlines that offer direct flights from Seattle to Detroit. Find out the list of airlines on Wego.