Flights operate between Seattle (SEA) and Detroit (DTW).
1 airline operates this route with 4-6 flights daily flights.
Average flight time is 4h 10m - 5h 22m.
Route distance is 1932 miles (3109 km).
Route Distance
1932 miles (3109 km)
Average Duration
4h 10m - 5h 22m
Airlines Operating This Route
Alaska Airlines
Flight Frequency
Daily Flights
4-6 flights
Weekly Flights
46
Typical Departure Time Ranges
Earliest Departure
08:33
Latest Departure
08:33
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Alaska Airlines serves 1 destination from SEA
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SEA → Detroit (DTW) (DTW) | 7/week | 4h 10m - 5h 22m | 1,932 km | Seasonal |
Flight Schedule & Filters
Alaska Airlines flights from SeaTac (SEA) to Detroit (DTW)
Alaska Airlines operates scheduled nonstop flights between SeaTac (SEA) and Detroit (DTW). Alaska Airlines operates 4-6 flights daily flights on this route.• 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)
US
Detroit (DTW)
US
FLIGHT TIME
4h 10m - 5h 22m
FLIGHT DISTANCE
1932 miles (3109 km)
4h 18m - 4h 18m
08:33
08:33
1932 miles (3109 km)
May
1 (Show)
46
Alaska Airlines Terminal Information & Contact
Departure Terminal - SeaTac (SEA)
Terminal: 1
Phone: 1-800-252-7522
Location: 1, Seattle, US
Arrival Terminal - Detroit (DTW)
Terminal: N
Phone: 1-800-252-7522
Location: N, Detroit, US
Alaska Airlines Flight Schedule from SeaTac (SEA) to Detroit (DTW)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS313 |  Alaska Airlines | 08:33 | 15:51:00 | Boeing 737MAX 9 Passenger |
Alaska Airlines Monthly Flight Calendar
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Alaska Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• Terminal : Alaska Airlines operates from this terminal
Terminal 1:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Arrival Terminal at Detroit (DTW):
Terminal N:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Weather & Climate at Detroit (DTW)
10.9°C
Avg Temperature77mm
Avg Rainfall11.9km/h
Avg Wind Speed71%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Detroit (DTW)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Detroit (DTW)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Alaska Airlines to Detroit (DTW)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Seasonal Insight
Best travel months: 2025-06, 2025-09
Seasonal Travel Calendar
Alaska Airlines Contact Information and Customer Services
Alaska Airlines Address
P.O. Box 68900
Seattle, WA 98168, USA
Customer Service Phone
+1 800 654 5669Official Website
alaskaair.com/Frequently Asked Questions
How many Alaska Airlines flights operate from Seattle (SEA) to Detroit (DTW)?
Alaska Airlines operates 1 flight from Seattle (SEA) to Detroit (DTW).
What city does Detroit (DTW) airport serve?
Detroit (DTW) airport serves Detroit, US.
How long is the Alaska Airlines flight from Seattle (SEA) to Detroit (DTW)?
The flight duration is approximately 4h 10m - 5h 22m.
What is the distance from Seattle (SEA) to Detroit (DTW)?
The distance is 1932 miles (3109 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737MAX 9 Passenger on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Delta Air Lines.
Which terminal does Alaska Airlines use at Seattle (SEA)?
Alaska Airlines flights from Seattle (SEA) depart from Terminal 1. Terminal 1 phone: 1-800-252-7522.
View all Alaska Airlines flights to Seattle (SEA) →
Popular Alaska Airlines routes from Seattle include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.