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DTW SEA · 1,922 mi · 4h 20m

Detroit to Seattle Flights

Everything you need to know about the DTW → SEA domestic route — flight time, airlines, fares, and booking tips. Track your flight in real time with TripTrack.

$110-$540 round trip · 6+ daily flights · Updated March 2026


✈️ Route Overview

Key facts for the Detroit to Seattle route

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Distance
1,922 miles (3,093 km)
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Avg Flight Time
4h 20m
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Timezone Change
-3 hours
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Daily Flights
6+
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Typical Fare
$110-$540 round trip
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Red-Eye Available
Yes — overnight flights available

🛫 Airlines on This Route

Carriers operating DTW → SEA flights

Airline Notes
Delta SkyMiles frequent flyer program
American Airlines AAdvantage frequent flyer program
United MileagePlus frequent flyer program
Southwest Rapid Rewards — bags fly free
Alaska Airlines Mileage Plan — generous earning rates
JetBlue TrueBlue — free snacks, above-average legroom

💡 Booking Tips

How to get the best deal on Detroit to Seattle flights

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Best Days to Fly

Tuesday and Thursday tend to have lower demand and better fares

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Fare Range

$110-$540 round trip. Book 3–6 weeks in advance for domestic routes, 2–3 months for international.

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Red-Eye Flights

✓ Available

Overnight flights on this route can save on hotel costs and maximize your time at the destination.

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Track Your Flight

Once booked, TripTrack automatically imports your flight from your confirmation email. Real-time gate changes and delay alerts — no manual entry needed.


🧳 Travel Tips for This Route

Practical advice from frequent travelers on the DTW → SEA route

  • 1 Book 6–8 weeks out for transcontinental routes to get the best fares.
  • 2 Hydrate well; cabin humidity drops significantly on longer flights.


📱 Real-Time Flight Tracking

Track Your DTW → SEA Flight — Automatically

TripTrack monitors your flight in real time — gate changes, delays, and departure updates sent to your phone the moment they happen. Connect your Gmail once and your trips appear automatically. No manual entry.


Frequently Asked Questions — Detroit to Seattle Flights

How long is the flight from Detroit to Seattle?

The average flight time from Detroit (DTW) to Seattle (SEA) is 4h 20m. This is an estimate including taxi, climb, and descent time — actual flight time may vary based on winds and routing.

Which airlines fly from Detroit to Seattle?

Airlines operating the DTW to SEA route include Delta, American Airlines, United and 3 more. Check each airline's website for current schedules and availability.

How far is Detroit from Seattle?

The great-circle distance from Detroit to Seattle is 1,922 miles (3,093 km). This is the straight-line distance — actual flight paths may be slightly longer.

What are the cheapest days to fly from Detroit to Seattle?

Tuesday and Thursday tend to have lower demand and better fares. Fares on this route typically range $110-$540 round trip.

Is there a time zone change flying from Detroit to Seattle?

Yes — there is a -3 hours when flying from Detroit to Seattle. TripTrack automatically shows local times for both your departure and arrival airports.

Are there red-eye flights from Detroit to Seattle?

Yes, overnight (red-eye) flights are available on the DTW to SEA route. These can be a great way to save on hotel costs and maximize time at your destination.

How can I track my Detroit to Seattle flight in real time?

TripTrack automatically tracks your DTW to SEA flight — showing real-time gate changes, delays, and departure updates. Connect your Gmail once and your booking confirmation is imported automatically. Available free on iOS and Android.