SEA - DTW

$167 Find Cheap Flights from Seattle to Detroit - Compare and Save

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Everything you should know

Cheapest round-trip
$322
Typical prices: $343-$594
Frontier
Mon 10/22Fri 10/26
SEA - DTW • 1 stop
Cheapest non-stop
$346
Typical prices: $351-$607
Alaska Airlines
Tue 10/16Fri 10/19
SEA - DTW • Non-stop
Nonstop flights
You can fly direct with Delta and Alaska Airlines. Average duration is 4h 21m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 42% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $282 (round-trip)
Shortest trip • 7h 22m (one-way)
Insights
Insights
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We hope you love your trip to Detroit Metropolitan Wayne County Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Seattle to Detroit (SEA-DTW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Detroit

Thu, Oct 22 - Mon, Oct 26
Frontier Logo
9:16 pm - 5:00 amSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
28h 44m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:15 am - 10:59 amDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
30h 44m1 stop Las Vegas Harry Reid Intl
$322Frontier
Tue, Oct 20 - Tue, Oct 27
Frontier Logo
4:27 pm - 3:34 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
20h 07m1 stop Denver Intl
Frontier Logo
7:15 am - 10:59 amDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
30h 44m1 stop Las Vegas Harry Reid Intl
$342Frontier
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
5:00 am - 5:32 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
9h 32m1 stop Dallas/Fort Worth
American Airlines Logo
1:35 pm - 8:15 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
9h 40m1 stop Chicago O'Hare Intl
$343American Airlines
Tue, Sep 29 - Tue, Oct 20
Multiple Airlines Logo
4:27 pm - 3:28 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
20h 01m1 stop Denver Intl
Multiple Airlines Logo
7:00 am - 8:55 amDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
4h 55mnonstop
$345Multiple Airlines
Fri, Oct 16 - Mon, Oct 19
Alaska Airlines Logo
10:18 pm - 5:40 amSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
4h 22mnonstop
Alaska Airlines Logo
5:59 pm - 7:57 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
4h 58mnonstop
$346Alaska Airlines
Thu, Nov 26 - Wed, Dec 2
Delta Logo
1:35 pm - 8:48 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
4h 13mnonstop
Delta Logo
7:55 pm - 10:04 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
5h 09mnonstop
$347Delta
Sun, Oct 11 - Fri, Oct 16
Delta Logo
10:35 pm - 9:27 amSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
7h 52m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:57 pm - 10:05 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
5h 08mnonstop
$347Delta
Tue, Oct 20 - Mon, Oct 26
Southwest Logo
12:10 am - 10:05 amSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
6h 55m1 stop Chicago Midway
Southwest Logo
8:05 pm - 12:40 amDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
7h 35m1 stop Chicago Midway
$347Southwest
Wed, Nov 4 - Sun, Nov 8
Alaska Airlines Logo
9:25 am - 4:47 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
4h 22mnonstop
Alaska Airlines Logo
5:45 pm - 7:48 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
5h 03mnonstop
$351Alaska Airlines
Sat, Feb 6 - Fri, Feb 12
American Airlines Logo
11:24 am - 10:49 pmSEA  Seattle/Tacoma Intl-DTW Detroit Metropolitan Wayne County
8h 25m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
3:32 pm - 9:12 pmDTW  Detroit Metropolitan Wayne County-SEA Seattle/Tacoma Intl
8h 40m1 stop Charlotte Douglas
$352American Airlines
Booking Insights

Price, demand and travel trends for Seattle to Detroit Metropolitan Wayne County Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Detroit Metropolitan Wayne County Airport with more confidence.

How much is a round-trip flight from Seattle to Detroit Metropolitan Wayne County Airport?

Round-trip flights from Seattle to Detroit Metropolitan Wayne County Airport start at $322. Prices are below average for this route right now, with typical round-trip fares ranging from $343 to $594. The lowest price found in the past 5 days was $322 on Frontier.

What's the cheapest day of the week to fly from Seattle to Detroit Metropolitan Wayne County Airport?

Wednesday is the cheapest day of the week to fly from Seattle to Detroit Metropolitan Wayne County Airport, it is 6% cheaper than the average day. Sunday is the most expensive day with flight prices 17% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • January is the cheapest month to fly from Seattle to Detroit Metropolitan Wayne County Airport at $258 round-trip.
  • July ($537) and June ($535) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 108% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Seattle to Detroit Metropolitan Wayne County Airport the cheapest?

Flights from Seattle to Detroit Metropolitan Wayne County Airport are cheapest 17 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Seattle to Detroit

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines and SEA

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Ramsey Qubein

Ramsey Qubein

Expert on DTW

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Key details for Seattle to Detroit Metropolitan Wayne County Airport flights

Low season

February

Cheapest flight

$167
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 21% increase in price.
Flight from Seattle to Detroit Metropolitan Wayne County Airport

When to book flights from Seattle to Detroit

Are your dates flexible? Find out the best times to travel from Seattle to Detroit based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Detroit Metropolitan Wayne County Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which services are available at DTW airport to help passengers relax on arrival?

    DTW airport offers services that ensure passengers enjoy their stay at the airport. If you feel exhausted, visit Be Relax Spa and loosen your tight muscles. They offer massage services and are located airside at gates A45 and A18 of McNamara terminal. Passengers can refresh at the Delta lounges. You can also rent a private suite and nap on arrival at the airport. The minute suites are located on the airside near gate A66.

  • Are there car rental services at SEA airport?

    Seattle Tacoma international airport is about 14 miles south of downtown Seattle and about 18 miles north-northeast of Tacoma. Seattle is found in the state of Washington. On arrival at SEA airport, car rental services allow you to enjoy the fantastic views of the state, including forests, water, mountains and many natural parks. The car rental providers available include Alamo, Avis, Budget, Hertz, Dollar, Caro, National and Payless. The car rental offices are off-site and have shuttles that offer free services to passengers.

  • Which flight options do I have on this route?

    Passengers traveling from Seattle Tacoma to Detroit Metropolitan Wayne County have many flight options to consider. Some airlines offering direct flights from SEA to DTW include Delta and Alaska Airlines. Other airlines flying on this route are American Airlines and United Airlines. Ensure you compare the prices and services of different airlines and choose the one that meets your needs.

  • Are there ATMs at the departure and arrival airports?

    SEA airport has ATMs located on the landside of the central terminal and the airside of all gated areas. There is also a IS Bank branch on the main terminal that provides complete banking services. Detroit airport also has ATM services where passengers can withdraw money after arriving at the airport. The ATMs are located on the airside and landside of the McNamara terminal and the airside and landside of the north terminal.

  • Which airlines offer extra legroom and free seat selection on Seattle to Detroit Metropolitan Wayne County Airport flights?

    Among airlines operating Seattle to Detroit Metropolitan Wayne County Airport flights:

    • Delta: offers extra legroom; offers free seat selection
    • Alaska Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Seattle to Detroit Metropolitan Wayne County Airport?

    2 airlines operate flights between Seattle and Detroit Metropolitan Wayne County Airport. The airlines offering nonstop flights on this route include:

    • Delta
    • Alaska Airlines

  • Which airports can I use when flying from Seattle to Detroit Metropolitan Wayne County Airport?

    Flights from Seattle to Detroit Metropolitan Wayne County Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at Detroit Metropolitan Wayne County (DTW).

  • Which airlines include bags at no extra cost on Seattle to Detroit Metropolitan Wayne County Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Delta: a cabin bag and a checked bag in Economy Class
    • Alaska Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in First Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Seattle to Detroit Metropolitan Wayne County Airport?

    Three cabin classes are available on flights from Seattle to Detroit Metropolitan Wayne County Airport:

    • Economy Class
    • Business Class
    • First Class

  • How much can I save by taking a layover when flying from Seattle to Detroit Metropolitan Wayne County Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $282 round-trip via Dallas/Fort Worth (DFW), compared to $458 for nonstop.

  • What is the standard checked-bag allowance on flights from Seattle to Detroit Metropolitan Wayne County Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Seattle to Detroit Metropolitan Wayne County Airport?

    The Boeing 737-900 family is used most often on this route, operated mainly by Delta. Other aircraft seen on the route include Boeing 737 variants.

  • Which airports do connecting flights from Seattle to Detroit Metropolitan Wayne County Airport pass through?

    One-stop flights from Seattle to Detroit Metropolitan Wayne County Airport most commonly connect through:

    • Denver Intl (DEN) - 49% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 35% of one-stop connections
    • Minneapolis St Paul (MSP) - 10% of one-stop connections
    • Charlotte Douglas (CLT) - 2% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Seattle to Detroit Metropolitan Wayne County Airport?

    Yes. Being flexible with your travel dates can save you up to 20% on the Seattle to Detroit Metropolitan Wayne County Airport route. Wednesday is the cheapest departure day at $419 round-trip on average, while Sunday is the most expensive at $523, a difference of $104. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How are flight departures from Seattle to Detroit Metropolitan Wayne County Airport spread across the day?

    Morning is the busiest departure period on Seattle to Detroit Metropolitan Wayne County Airport flights, with 51% of flights leaving in that window. Night departures account for 33%, afternoon flights for 16%, and evening flights for 0%.

  • What popular places can I visit in Detroit Metropolitan Wayne County Airport?

    Some of the most popular sights in Detroit Metropolitan Wayne County Airport are Greektown Casino, Ford Field and Comerica Park. These are among the most viewed places in Detroit Metropolitan Wayne County Airport on KAYAK.

  • What are the earliest and latest flights from Seattle to Detroit Metropolitan Wayne County Airport?

    These are the earliest and latest flight times available from Seattle to Detroit Metropolitan Wayne County Airport:

    • Earliest: departs at 12:10 am and lands at 4:31 am
    • Latest: departs at 11:15 pm and lands at 3:36 am.

    The flight takes about 4h 21m.

  • How expensive are last-minute Seattle to Detroit Metropolitan Wayne County Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 50% above the route average of $445. Book 17 weeks before departure for the lowest fares.

  • How long is a flight from Seattle to Detroit Metropolitan Wayne County Airport?

    A nonstop flight from Seattle to Detroit Metropolitan Wayne County Airport takes 4h 21m, covering 1,920 miles.

  • Do I need a passport to fly from Seattle to Detroit Metropolitan Wayne County Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Seattle to Detroit Metropolitan Wayne County Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $322 to $1,603. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Seattle to Detroit Metropolitan Wayne County Airport looking right now?

    One-way fares from Seattle to Detroit Metropolitan Wayne County Airport are currently lower than usual. Average one-way flight prices are about $182, which is 39% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Seattle to Detroit Metropolitan Wayne County Airport?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 7h 22m, compared with 8h 07m via Dallas/Fort Worth (DFW) and 9h 16m via Charlotte Douglas (CLT).

  • What is the time difference between Seattle and Detroit Metropolitan Wayne County Airport?

    Detroit Metropolitan Wayne County Airport is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Detroit Metropolitan Wayne County Airport (DTW)?

    Detroit Metropolitan Wayne County Airport (DTW) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
    • Hertz
    • Dollar
    • Budget
    • Thrifty
    • Alamo

  • How much should I expect to pay for a Seattle to Detroit Metropolitan Wayne County Airport flight?

    Round-trip flights from Seattle to Detroit Metropolitan Wayne County Airport range from $343 to $594, with an average of $445 over the past 12 months. Anything below $343 counts as a good deal.

  • Which airlines offer Wi-Fi on Seattle to Detroit Metropolitan Wayne County Airport flights?

    Two airlines offer in-flight Wi-Fi on Seattle to Detroit Metropolitan Wayne County Airport flights:

    • • Delta
    • • Alaska Airlines

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Seattle to Detroit Metropolitan Wayne County Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $419 - about $104 less than Sunday (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Detroit Metropolitan Wayne County Airport trip for January. Fares historically average $258 round-trip in that month - typically $279 less than the most expensive month, which is July (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Dallas/Fort Worth Airport (DFW) can be cheaper than flying direct. The cheapest layover option averages $282 round-trip on this route - about $175 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Detroit Metropolitan Wayne County Airport.
    - The Westin Detroit Metropolitan Airport
  • For hungry passengers at Seattle Tacoma international airport (SEA), there is everything you want, from sushi to salads, burgers to BBQ, and everything in between. There are around 45 restaurants to suit all tastes.
  • If you arrive early at Seattle Tacoma international airport, explore the range of stores and locate all the fantastic things, from luxury items to travel necessities. Travelers can savor the many shops to stock up on necessities for the trip or treat themselves to hard-to-find local goods and duty-free items.
  • Additional travel experience at Seattle Tacoma international airport includes a variety of massages, manicures, and pedicures, or savor an authentic old-fashioned shoe shine. Arrive early, explore, and learn how to make the airport experience worthwhile.
  • We recommend passengers carry their water bottles at Seattle Tacoma international airport (SEA). There are free water filling stations located on gates A2, A5, C2, D1, and S gates and at the central terminal.
  • Passengers who need medical assistance at DTW airport can get traditional medications and homeopathic remedies from Z Market and Mills pharmacy. The pharmacy is on the airside near gate B2 of the McNamara terminal.

Prefer to fly direct from Seattle to Detroit?

 
Find which airlines fly direct from Seattle/Tacoma Intl Airport to Detroit Metropolitan Wayne County Airport, which days they fly and book direct flights.

Direct departures

Seattle/Tacoma Intl to Detroit Metropolitan Wayne County

Monday

Alaska Airlines,Delta

Alaska Airlines,Delta

Tuesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Wednesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Thursday

Alaska Airlines,Delta

Alaska Airlines,Delta

Friday

Alaska Airlines,Delta

Alaska Airlines,Delta

Saturday

Alaska Airlines,Delta

Alaska Airlines,Delta

Sunday

Alaska Airlines,Delta

Alaska Airlines,Delta

See more direct flights

Direct returns

Detroit Metropolitan Wayne County to Seattle/Tacoma Intl

Monday

Alaska Airlines,Delta

Alaska Airlines,Delta

Tuesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Wednesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Thursday

Alaska Airlines,Delta

Alaska Airlines,Delta

Friday

Alaska Airlines,Delta

Alaska Airlines,Delta

Saturday

Alaska Airlines,Delta

Alaska Airlines,Delta

Sunday

Alaska Airlines,Delta

Alaska Airlines,Delta

See more direct flights

More options for your flight from Seattle to Detroit

Complete your trip to Detroit with a hotel stay or car rental