Direct (non-stop) flights from SeaTac (SEA) to Detroit (DTW)
Find comprehensive flight information, schedules, and booking details for direct flights from SeaTac (SEA) to Detroit (DTW). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 4h 10m - 5h 22m (average flight time)• Distance: 1932 miles (3109 km) (air miles between airports)• Daily Flights: 4-6 flights (scheduled departures per day)
SeaTac (SEA)
Detroit (DTW)
FLIGHT TIME
4h 10m - 5h 22m
FLIGHT DISTANCE
1932 miles (3109 km)
4h 10m - 4h 22m
06:00
23:10
1932 miles (3109 km)
May
2 (Show)
46
Flight Schedule
December 2025
Airlines with direct flights from SeaTac (SEA) to Detroit (DTW)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 4h 10m - 5h 22m.
Pricing patterns: May typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 6:00, 8:00, 11:00, offering more flight options and potentially better connections.
SeaTac (SEA) - Detroit (DTW) flight price statistics
$484
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$417
Jan$598
Feb$358
Mar$387
Apr$338
May$588
Jun$617
Jul$528
Aug$358
Sep$358
Oct$358
Nov$898
DecRelated Information
Airports: SEA • DTW Airport
Airlines operating this route: Delta Air Lines (DL), Alaska Airlines
Frequently Asked Questions
How many flights operate from SEA to DTW?
There are 5 direct flights operating from SEA to DTW. Approximately 4-6 flights daily.
Which airlines operate flights from SEA to DTW?
2 airlines operate on this route: Delta Air Lines, Alaska Airlines.
How long is the flight from SEA to DTW?
The flight duration from SEA to DTW is approximately 4h 10m - 5h 22m.
What is the distance from SEA to DTW?
The distance from SEA to DTW is 1932 miles (3109 km).
What is the flight time range for this route?
Flight times on this route range from 4h 10m - 4h 22m.
What are the earliest and latest flight departure times?
The earliest flight departs at 06:00 and the latest flight departs at 23:10.
What is the cheapest month to fly from SEA to DTW?
May is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 46 flights operate per week from SEA to DTW.
What types of aircraft operate on this route?
This route is served by Boeing 737-900 Passenger, Boeing 737MAX 9 Passenger, Airbus A321neo.
What is the average flight price from SEA to DTW?
The average flight price for a round-trip ticket from SEA to DTW is approximately $484 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from SEA to DTW for the lowest prices?
May is typically the cheapest month to fly from SEA to DTW. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from SEA to DTW?
2 airlines offer direct flights from SEA to DTW, providing travelers with multiple options for scheduling and pricing.
How far is DTW from SEA?
The distance from SEA to DTW is 1932 miles (3109 km). This is a long-haul flight route.
How long does it take to fly from SEA to DTW?
The flight time from SEA to DTW is approximately 4h 10m - 5h 22m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.