Cheap flights from Detroit to Seattle

Round-trip
Economy
Detroit (DTT)
Seattle (SEA)
Depart
Return
Any month
Compare vs. Cheapflights |

The best prices from Detroit to Seattle are usually found in April or August, booked 24 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Detroit (DTT) to Seattle (SEA)

All the information you need to plan the best DTT to SEA flight in 2021: compare Detroit to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
DTT - SEA
Price
C$ 334 - C$ 526
SEA
Temperature
8 - 25 °C
SEA
Rainfall
18 - 166 mm

Popular in

December

High demand for flights, 21% potential price rise

Cheapest in

April

Best time to find cheap flights, 20% potential price drop

Round-trip from

C$ 334

From Detroit to Seattle

One-way from

C$ 159

One-way flight from Detroit to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Detroit to Seattle?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Detroit to Seattle?

Travellers have found it’s best to book a flight 46 days in advance to save up to 14% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 46 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Detroit to Seattle 1-2 weeks in advance for as low as C$ 647, or C$ 666 for flights within the next 24 hours.

When is the cheapest time to fly from Detroit to Seattle (DTT - SEA)?

When flying from Detroit to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 26% versus a flight in the afternoon.

Cheap flights from Detroit to Seattle in April, May 2021

The best prices found for DTT to SEA flights for April, May
19 May - 24 May
C$ 272pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
DTW
Detroit Metropolitan Wayne County
26 May - 1 Jun
C$ 283pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
25 May - 29 May
C$ 284pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Detroit to Seattle 2021 flight deals

Cheap flights to Seattle from Detroit found for this year
19 May - 24 May
C$ 272pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
DTW
Detroit Metropolitan Wayne County
26 May - 1 Jun
C$ 283pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
25 May - 29 May
C$ 284pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Direct flights to Seattle from Detroit

Save time with Detroit to Seattle direct flight deals
19 May - 29 May
C$ 272pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
DTW
Detroit Metropolitan Wayne County
26 May - 1 Jun
C$ 310pp
DTW
Detroit Metropolitan Wayne County
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
DTW
Detroit Metropolitan Wayne County
29 May - 1 Jun
C$ 323pp
DTW
Detroit Metropolitan Wayne County
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
DTW
Detroit Metropolitan Wayne County

Last minute flights from Detroit to Seattle

Late deals on round-trip flights to Seattle from Detroit, departing today and this week
30 Apr - 25 May
C$ 323pp
DTW
Detroit Metropolitan Wayne County
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
DTW
Detroit Metropolitan Wayne County
28 Apr - 23 May
C$ 334pp
DTW
Detroit Metropolitan Wayne County
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
DTW
Detroit Metropolitan Wayne County
28 Apr - 22 May
C$ 345pp
DTW
Detroit Metropolitan Wayne County
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
DTW
Detroit Metropolitan Wayne County

One-way flights to Seattle from Seattle

The cheapest one-way flights from Detroit to Seattle
5:35 a.m. - 1:25 p.m.
Spirit Airlines
1 stop
10h 50m
DTW - SEA
Spirit Airlines
C$ 160
Spirit
8:13 a.m. - 4:14 p.m.
JetBlue
1 stop
11h 01m
DTW - SEA
JetBlue
C$ 216
2:35 p.m. - 4:25 p.m.
Alaska Airlines
Direct
4h 50m
DTW - SEA
Alaska Airlines
C$ 345

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Detroit</span> to <span class="emphasized">Seattle</span> flights.

Flight FAQs

From Detroit to Seattle

What airports do I use to fly from Detroit to Seattle?

If you book a flight from Detroit to Seattle, you will be flying from All airports to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Detroit All airports (DTT) take 4h 47m for a nonstop flight. There are 6 flights from All airports to Seattle per day from 4 airlines.

What safety measures are being taken by airlines flying from Detroit to Seattle/Tacoma Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Some of the new policies that have been implemented to accommodate travellers flying from Detroit to Seattle/Tacoma Intl are improved sanitation, HEPA filters, mask requirements, socially-distanced seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Detroit to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Detroit to Seattle/Tacoma Intl that may be offering flexible cancellation policies are Spirit Airlines, Delta, and Alaska Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Detroit to Seattle for under C$ 377 on Cheapflights?

Yes, there are multiple flights from Detroit to Seattle for under C$ 377. The cheapest flight booked recently is on Delta for just C$ 272, but on average you can expect to pay C$ 323.

Are there direct flights from Detroit to Seattle for under C$ 377 on Cheapflights?

Cheapflights has 20 direct flights from Detroit to Seattle under C$ 377. A good price for a direct flight from Detroit to Seattle is less than C$ 382.

Are there last-minute flights available from Detroit to Seattle for under C$ 377?

There are currently 10+ open flights from Detroit to Seattle within the next 7 days for less than C$ 377.

What days are direct flights available from Detroit to Seattle?

Direct flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

How many flights depart from Detroit to Seattle on average per day?

On average, you can expect to see 7 flights from Detroit to Seattle/Tacoma Intl a day.
Evening (6pm - Midnight) - 100% of flight departures

Is Detroit weather warmer or cooler than Seattle?

You can imagine temperatures to be in the 29 °C range in July. The weather in Seattle is generally colder than Detroit's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Detroit to Seattle?

There are many flights that can get you from Detroit to Seattle in 4h 35m. Fly via Delta, Alaska Airlines, or American Airlines to get the fastest option. The distance from Detroit to Seattle is about 3109 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Detroit to Seattle round-trip?

Currently priced at C$ 273, Delta will fly you from Detroit to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and American Airlines - these airlines can fly you to your destination from C$ 311 and C$ 330, respectively. Users have found that Delta is 34% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Detroit to Seattle one-way?

To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at C$ 137. Delta flights start at C$ 149 while deals on Spirit Airlines start at C$ 160 one-way.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Detroit to Seattle.
Flight duration
4h 33m
Average temperature for April in Seattle
16.0 °C
Avg rainfall for April in Seattle
75.0 mm

Airports servicing Detroit

Airports servicing Seattle

Top 4 airlines flying from Detroit to Seattle

The chart below displays the airlines Cheapflights users travelling from Detroit to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
C$ 125 C$ 277 No cancel fee 65%
Search Spirit Airlines flights
Alaska Airlines
C$ 181 C$ 351 No cancel fee 75%
Search Alaska Airlines flights
American Airlines
C$ 190 C$ 483 No cancel fee 71%
Search American Airlines flights
Delta
C$ 205 C$ 493 No cancel fee N/A
Search Delta flights

Hourly flight availability from Detroit to Seattle

See what time of day planes typically take off from Detroit towards Seattle.
Afternoon Noon to 6 PM 72% of flight departures
Morning 6 AM to noon 23% of flight departures
Evening 6 PM to midnight 4% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Detroit to Seattle
See how many times per day planes take to the skies headed from Detroit to Seattle.
Sunday
6 daily flights
Monday
9 daily flights
Tuesday
7 daily flights
Wednesday
7 daily flights
Thursday
6 daily flights
Friday
6 daily flights
Saturday
7 daily flights
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