Trip.com
>
Cheap Flights
>
United States
>
Washington
>
Seattle
>
Detroit to Seattle flight
>
Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from €70 and round-trip from €170. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        DTW 07:00
        4h 55m
        Direct
        SEA 08:55
        Detroit - Seattle | Thu, Oct 22 | Alaska Airlines
        SEA 22:18
        4h 22m
        Direct
        DTW 05:40
        Seattle - Detroit | Mon, Oct 26 | Alaska Airlines
        €170 €304
        44% off
        44% off
        €304 €170
      • DTW 19:57
        5h 8m
        Direct
        SEA 22:05
        Detroit - Seattle | Thu, Nov 12 | Delta Air Lines
        SEA 23:15
        4h 12m
        Direct
        DTW 06:27
        Seattle - Detroit | Sun, Nov 15 | Delta Air Lines
        €214 €304
        30% off
        30% off
        €304 €214
      • DTW 19:50
        5h 8m
        Direct
        SEA 21:58
        Detroit - Seattle | Thu, Nov 19 | Delta Air Lines
        SEA 23:15
        4h 12m
        Direct
        DTW 06:27
        Seattle - Detroit | Sun, Nov 22 | Delta Air Lines
        €214 €304
        30% off
        30% off
        €304 €214
      • DTW 19:57
        5h 8m
        Direct
        SEA 22:05
        Detroit - Seattle | Thu, Oct 22 | Delta Air Lines
        SEA 06:00
        4h 23m
        Direct
        DTW 13:23
        Seattle - Detroit | Mon, Oct 26 | Delta Air Lines
        €230
        24% off
        €304 €230
      • DTW 06:42
        10h 38m
        1 stop
        SEA 14:20
        Detroit - Seattle | Thu, Nov 12 | American Airlines
        SEA 23:34
        6h 53m
        1 stop
        DTW 09:27
        Seattle - Detroit | Sun, Nov 15 | American Airlines
        €182
        40% off
        €304 €182
      • DTW 17:49
        8h 30m
        1 stop
        SEA 23:19
        Detroit - Seattle | Mon, Nov 30 | American Airlines
        SEA 23:46
        6h 41m
        1 stop
        DTW 09:27
        Seattle - Detroit | Mon, Dec 7 | American Airlines
        €199
        35% off
        €304 €199
      • DTW 16:59
        9h 11m
        1 stop
        SEA 23:10
        Detroit - Seattle | Thu, Oct 22 | American Airlines
        SEA 12:56
        7h 41m
        1 stop
        DTW 23:37
        Seattle - Detroit | Mon, Oct 26 | American Airlines
        €199
        35% off
        €304 €199
      • DTW 17:45
        5h 3m
        Direct
        SEA 19:48
        Detroit - Seattle | Thu, Nov 12 | Alaska Airlines
        SEA 16:27
        20h 7m
        1 stop
        DTW 15:34
        Seattle - Detroit | Sun, Nov 15 | Frontier Airlines
        €229
        25% off
        €304 €229
      • DTW 20:35
        21h 37m
        1 stop
        SEA 15:12
        Detroit - Seattle | Fri, Oct 30 | Frontier Airlines
        SEA 19:41
        14h 24m
        1 stop
        DTW 13:05
        Seattle - Detroit | Tue, Nov 3 | Frontier Airlines
        €237
        22% off
        €304 €237
      • DTT 13:00
        17h 25m
        1 stop
        SEA 14:00
        Detroit - Seattle | Sun, Oct 4 | Normal Airline
        SEA 15:00
        6h
        Direct
        DTT 16:00
        Seattle - Detroit | Tue, Oct 6 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        DTW 07:00
        4h 55m
        Direct
        SEA 08:55
        Detroit - Seattle | Thu, Oct 15 | Alaska Airlines
        €111 €172
        35% off
        35% off
        €172 €111
      • DTW 17:45
        5h 3m
        Direct
        SEA 19:48
        Detroit - Seattle | Tue, Nov 3 | Alaska Airlines
        €114 €172
        34% off
        34% off
        €172 €114
      • DTW 20:35
        21h 37m
        1 stop
        SEA 15:12
        Detroit - Seattle | Tue, Nov 3 | Frontier Airlines
        €70 €172
        59% off
        59% off
        €172 €70
      • DTW 07:08
        11h
        1 stop
        SEA 15:08
        Detroit - Seattle | Tue, Oct 6 | Frontier Airlines
        €95
        45% off
        €172 €95
      • DTW 19:35
        6h 55m
        1 stop
        SEA 23:30
        Detroit - Seattle | Tue, Nov 3 | Hahn Air
        €110
        36% off
        €172 €110
      • DTW 07:00
        11h 12m
        1 stop
        SEA 15:12
        Detroit - Seattle | Wed, Oct 28 | Frontier Airlines
        €125
        27% off
        €172 €125
      • DTW 20:35
        21h 37m
        1 stop
        SEA 15:12
        Detroit - Seattle | Wed, Oct 21 | Frontier Airlines
        €126
        27% off
        €172 €126
      • DTW 07:15
        29h 30m
        1 stop
        SEA 09:45
        Detroit - Seattle | Wed, Nov 4 | Frontier Airlines
        €128
        26% off
        €172 €128
      • DTW 20:35
        21h 37m
        1 stop
        SEA 15:12
        Detroit - Seattle | Tue, Nov 17 | Frontier Airlines
        €134
        22% off
        €172 €134
      • DTW 07:00
        11h 12m
        1 stop
        SEA 15:12
        Detroit - Seattle | Sat, Nov 14 | Frontier Airlines
        €134
        22% off
        €172 €134
      • DTW 20:35
        21h 37m
        1 stop
        SEA 15:12
        Detroit - Seattle | Tue, Nov 10 | Frontier Airlines
        €134
        22% off
        €172 €134
      • DTW 07:00
        11h 12m
        1 stop
        SEA 15:12
        Detroit - Seattle | Sat, Nov 7 | Frontier Airlines
        €134
        22% off
        €172 €134
      • DTT 13:00
        17h 25m
        1 stop
        SEA 14:00
        Detroit - Seattle | Sun, Oct 4 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport are usually in November, with an average price of €164. It is best to avoid March, when the average price can reach €324.

€324
€244
€164
€84
    Cheapest
  • €281
    Sep
  • €291
    Oct
  • €164
    Nov
  • €187
    Dec
  • €234
    Jan
  • €259
    Feb
  • €324
    Mar
  • €178
    Apr
  • €231
    May
  • €230
    Jun
  • €222
    Jul
  • €263
    Aug

What is the cheapest day of the week to fly from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average ticket prices from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport is Saturday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

€273
€218
€163
€108
    Cheapest
  • €255
    Mon
  • €231
    Tue
  • €258
    Wed
  • €187
    Thu
  • €233
    Fri
  • €163
    Sat
  • €273
    Sun

Which airline offers the cheapest flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport is Frontier Airlines (from €108) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €108
American Airlines
From €123
United Airlines
From €154
Delta Air Lines
From €165
Alaska Airlines
From €181
Sun Country Airlines
From €195
WestJet
From €201
Hahn Air
From €259
Jetblue Airways
From €278

Find more flights and airlines

What is the flight schedule from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport?

Check the schedule for flights from Detroit to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS316

    Detroit Metropolitan Wayne County Airport

    07:00

    DTW

    4h 55m

    08:55

    SEA

    S M T W T - S
    Search

  2. AS313

    Detroit Metropolitan Wayne County Airport

    17:59

    DTW

    4h 58m

    19:57

    SEA

    S M T W T F S
    Search

  3. AA3977

    Detroit Metropolitan Wayne County Airport

    13:14

    DTW

    1h 46m

    Direct

    14:00

    ORD

    S M T W T F S
    Search

  4. AA3105

    O'Hare International Airport

    07:17

    ORD

    4h 52m

    Direct

    10:09

    SEA

    S M T W T F S

  5. F92211

    Detroit Metropolitan Wayne County Airport

    07:08

    DTW

    3h 11m

    Direct

    08:19

    DEN

    S M T W T F S
    Search

  6. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S M T W T F S

  7. F93565

    Detroit Metropolitan Wayne County Airport

    20:35

    DTW

    3h 29m

    Direct

    22:04

    DEN

    S - - W T - S
    Search

  8. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S M T W T F S

  9. F92801

    Detroit Metropolitan Wayne County Airport

    07:15

    DTW

    4h 32m

    Direct

    08:47

    LAS

    S M T W T F S
    Search

  10. F92407

    Harry Reid International Airport

    08:05

    LAS

    2h 54m

    Direct

    10:59

    SEA

    S M T W T F S
Find more flights and airlines

About Detroit Metropolitan Wayne County Airport and Seattle-Tacoma International Airport

Learn about Detroit Metropolitan Wayne County Airport (DTW) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 3,095.98km
Cheapest one-way ticket price €70
Cheapest return ticket price €170

FAQs for Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport Flights

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport?

    Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport takes about 4 hours 21 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from Detroit Metropolitan Wayne County Airport (DTW) to Seattle-Tacoma International Airport (SEA).
  • The earliest flight from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport departs at 06:00, and the last departs at 20:10, with about 7 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Detroit Metropolitan Wayne County Airport (DTW) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around €348 in October, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • Delta Air Lines is a very popular airline operating an average of 1815 flights per month.
  • One-way flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport currently start from €70, and round-trip fares start from €170. The current lowest fare is a Frontier Airlines flight departing on Tue, Nov 3; prices may vary depending on availability.
  • Yes. Delta Air Lines and Alaska Airlines operate direct flights from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport, with an average flight time of 4 hours 15 minutes, and around 49 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport is €239. Prices may vary depending on the departure date, airline, and availability.
  • WestJet are the most popular budget airlines flying from Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport, with one-way fares starting from €70. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Detroit Metropolitan Wayne County Airport to Seattle-Tacoma International Airport operates around 48 weekly flights, mainly by Delta Air Lines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Detroit Metropolitan Wayne County Airport and Seattle-Tacoma International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.