$187+ Cheap flights from Seattle to Detroit (SEA - DTT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DTT
Jul 31 — Aug 71
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Detroit with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Detroit All airports are usually found in January or March, booked 51 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from Seattle to Detroit
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Best
Last-minute
One-way
Cheapest flights from Seattle to DetroitExplore the most affordable flight options available from Seattle to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.
Explore the most affordable flight options available from Seattle to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.
This CheapOair deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:13 pm
SEA
- DTW
1 stop7h 47m
Frontier
Sat 7/187:40 am
DTW
- SEA
1 stop28h 37m
Frontier
Deal found 6/30![Frontier logo]()
$368
This Frontier deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:22 pm
SEA
- DTW
1 stop6h 37m
Frontier
Fri 8/217:55 am
DTW
- SEA
1 stop7h 25m
Frontier
Deal found 6/30![Frontier logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Mon 7/275:35 pm
DTW
- SEA
2 stops18h 42m
Frontier
Deal found 6/30![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:22 pm
SEA
- DTW
Nonstop4h 19m
Multiple Airlines
Mon 7/277:40 am
DTW
- SEA
1 stop28h 37m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:22 pm
SEA
- DTW
Nonstop4h 19m
Multiple Airlines
Mon 8/37:40 am
DTW
- SEA
1 stop28h 37m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Sat 8/12:56 pm
DTW
- SEA
2 stops21h 21m
Frontier
Deal found 6/29![Frontier logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:06 pm
SEA
- DTW
1 stop25h 53m
Multiple Airlines
Tue 7/287:01 am
DTW
- SEA
Nonstop4h 59m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$374
This Kissandfly.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Mon 8/37:40 am
DTW
- SEA
1 stop28h 37m
Frontier
Deal found 6/30![Frontier logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Fri 7/171:19 pm
DTW
- SEA
1 stop22h 58m
Frontier
Deal found 6/29![Frontier logo]()
$377
This CheapOair deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:35 pm
SEA
- DTW
1 stop8h 38m
Multiple Airlines
Wed 8/266:05 am
DTW
- SEA
2 stops19h 48m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Wed 8/56:10 am
DTW
- SEA
2 stops29h 54m
Frontier
Deal found 6/30![Frontier logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Wed 7/298:30 am
DTW
- SEA
2 stops13h 28m
Frontier
Deal found 6/30![Frontier logo]()
$381
Best flights from Seattle to DetroitDiscover carefully curated flight deals from Seattle to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2026.
Discover carefully curated flight deals from Seattle to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2026.
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:05 am
SEA
- DTW
2 stops11h 49m
United Airlines
Wed 8/265:25 am
DTW
- SEA
1 stop7h 10m
United Airlines
Deal found 6/30![United Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 am
SEA
- DTW
Nonstop4h 12m
Delta
Tue 9/18:05 pm
DTW
- SEA
Nonstop5h 00m
Delta
Deal found 6/27![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:59 pm
SEA
- DTW
Nonstop4h 23m
Alaska Airlines
Tue 9/85:39 pm
DTW
- SEA
Nonstop4h 55m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:10 am
SEA
- DTW
2 stops9h 45m
Southwest
Wed 8/53:35 pm
DTW
- SEA
2 stops10h 30m
Southwest
Deal found 6/28![Southwest logo]()
$507
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 am
SEA
- DTW
Nonstop4h 12m
Delta
Wed 8/268:05 pm
DTW
- SEA
Nonstop5h 00m
Delta
Deal found 6/27![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:59 pm
SEA
- DTW
1 stop5h 48m
Delta
Mon 8/38:05 pm
DTW
- SEA
Nonstop5h 00m
Delta
Deal found 6/30![Delta logo]()
$427
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:20 pm
SEA
- DTW
2 stops10h 55m
Southwest
Mon 8/101:20 pm
DTW
- SEA
2 stops10h 25m
Southwest
Deal found 6/30![Southwest logo]()
$537
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:30 am
SEA
- DTW
Nonstop4h 12m
Delta
Tue 8/188:05 pm
DTW
- SEA
Nonstop5h 00m
Delta
Deal found 6/30![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:10 pm
SEA
- DTW
Nonstop4h 13m
Delta
Sun 8/96:00 am
DTW
- SEA
Nonstop4h 49m
Delta
Deal found 6/30![Delta logo]()
$509
Last-minute flights from Seattle to DetroitDiscover last-minute flight deals from Seattle to Detroit. Data last updated July 1, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Detroit. Data last updated July 1, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:13 pm
SEA
- DTW
1 stop7h 47m
Frontier
Sat 7/187:40 am
DTW
- SEA
1 stop28h 37m
Frontier
Deal found 6/30![Frontier logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Sat 8/12:56 pm
DTW
- SEA
2 stops21h 21m
Frontier
Deal found 6/29![Frontier logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Fri 7/171:19 pm
DTW
- SEA
1 stop22h 58m
Frontier
Deal found 6/29![Frontier logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Mon 7/275:35 pm
DTW
- SEA
2 stops18h 42m
Frontier
Deal found 6/30![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:22 pm
SEA
- DTW
Nonstop4h 19m
Multiple Airlines
Mon 7/277:40 am
DTW
- SEA
1 stop28h 37m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:22 pm
SEA
- DTW
Nonstop4h 19m
Multiple Airlines
Mon 8/37:40 am
DTW
- SEA
1 stop28h 37m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Wed 7/298:30 am
DTW
- SEA
2 stops13h 28m
Frontier
Deal found 6/30![Frontier logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:06 pm
SEA
- DTW
1 stop25h 53m
Multiple Airlines
Tue 7/287:01 am
DTW
- SEA
Nonstop4h 59m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$374
This Kissandfly.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Mon 8/37:40 am
DTW
- SEA
1 stop28h 37m
Frontier
Deal found 6/30![Frontier logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:35 pm
SEA
- DTW
1 stop8h 24m
Frontier
Tue 7/282:56 pm
DTW
- SEA
2 stops21h 21m
Frontier
Deal found 6/30![Frontier logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Tue 8/42:56 pm
DTW
- SEA
2 stops23h 08m
Frontier
Deal found 6/30![Frontier logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:06 pm
SEA
- DTW
1 stop14h 28m
Frontier
Sat 8/82:56 pm
DTW
- SEA
2 stops21h 08m
Frontier
Deal found 6/30![Frontier logo]()
$383
One-way flights from Seattle to DetroitSearch for one-way flight options from Seattle to Detroit. Find affordable one-way fares based on user searches. Data last updated July 1, 2026.
Search for one-way flight options from Seattle to Detroit. Find affordable one-way fares based on user searches. Data last updated July 1, 2026.
This JetBlue deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:46 pm
SEA
- DTW
1 stop11h 11m
JetBlue
Deal found 7/1![JetBlue logo]()
$187
This Super.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/118:13 pm
SEA
- DTW
1 stop7h 47m
Frontier
Deal found 7/1![Frontier logo]()
$191
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:03 am
SEA
- DTW
2 stops9h 46m
United Airlines
Deal found 6/26![United Airlines logo]()
$192
This Priceline deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:13 pm
SEA
- DTW
1 stop7h 47m
Frontier
Deal found 6/30![Frontier logo]()
$194
This Frontier deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:13 pm
SEA
- DTW
1 stop7h 47m
Frontier
Deal found 6/30![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:06 pm
SEA
- DTW
1 stop25h 53m
Frontier
Deal found 6/26![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:06 pm
SEA
- DTW
2 stops15h 38m
Frontier
Deal found 6/27![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:06 pm
SEA
- DTW
2 stops15h 38m
Frontier
Deal found 6/30![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:06 pm
SEA
- DTW
2 stops11h 14m
Frontier
Deal found 6/28![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:53 pm
SEA
- DTW
2 stops24h 47m
Frontier
Deal found 6/28![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:53 pm
SEA
- DTW
2 stops37h 51m
Frontier
Deal found 6/29![Frontier logo]()
$204
Find flight deals from Seattle to Detroit
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Detroit (DTT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (Frontier) |
One-way from | $187 (JetBlue) |
Popular in | June |
Cheapest in | January |
Average price | $485 |
Good round-trip deal | $453 or less |
Good one-way deal | $285 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Detroit that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 1, 2026.
Use the filters below to find and compare flights from Seattle to Detroit that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Tue 8/25
9:05 am-11:54 pm
2 stops11h 49m
Detroit Metropolitan Wayne County
Wed 8/26
5:25 am-9:35 am
1 stop7h 10m
$415
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Wed 8/19
5:30 am-12:42 pm
Nonstop4h 12m
Detroit Metropolitan Wayne County
Tue 9/1
8:05 pm-10:05 pm
Nonstop5h 00m
$417
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Wed 8/19
5:30 am-12:42 pm
Nonstop4h 12m
Detroit Metropolitan Wayne County
Wed 8/26
8:05 pm-10:05 pm
Nonstop5h 00m
$417
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Thu 7/30
11:59 pm-8:47 am
1 stop5h 48m
Detroit Metropolitan Wayne County
Mon 8/3
8:05 pm-10:05 pm
Nonstop5h 00m
$427
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Sat 8/15
5:30 am-12:42 pm
Nonstop4h 12m
Detroit Metropolitan Wayne County
Tue 8/18
8:05 pm-10:05 pm
Nonstop5h 00m
$463
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Sun 8/23
9:59 pm-5:22 am
Nonstop4h 23m
Detroit Metropolitan Wayne County
Tue 9/8
5:39 pm-7:34 pm
Nonstop4h 55m
$477
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Fri 7/31
11:10 am-11:55 pm
2 stops9h 45m
Detroit Metropolitan Wayne County
Wed 8/5
3:35 pm-11:05 pm
2 stops10h 30m
$507
Quickest round-trip
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Tue 8/4
11:10 pm-6:23 am
Nonstop4h 13m
Detroit Metropolitan Wayne County
Sun 8/9
6:00 am-7:49 am
Nonstop4h 49m
$509
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Fri 8/7
8:20 pm-10:15 am
2 stops10h 55m
Detroit Metropolitan Wayne County
Mon 8/10
1:20 pm-8:45 pm
2 stops10h 25m
$537
Cheapest one-way
Quickest one-way
SeattleDetroit
SEA - DTW
SEADTW
Seattle/Tacoma Intl
Wed 8/19
5:30 am-12:42 pm
Nonstop4h 12m
$239
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Seattle to Detroit
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Detroit in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Seattle-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Detroit flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Detroit
Have a flexible travel schedule? Discover the best time to fly to Detroit from Seattle with our price prediction graph.
SEA-DTT
SEA-DTW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Detroit
SEA-DTT
SEA-DTW
What is the cheapest month to book a flight from Seattle to Detroit?
Currently, December is the cheapest month in which you can book a flight from Seattle to Detroit (average of $99). Flying from Seattle to Detroit in June is currently the most expensive (average of $237). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to DTT?
Find hourly flight availability from Seattle to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2026.
It’s typically best to fly out from Seattle to Detroit in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Seattle to Detroit
Explore weekly flight availability from Seattle to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 1, 2026.
The most flights from SEA to DTT are scheduled on a Tuesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost to fly round-trip from Seattle to Detroit?
How far ahead should I book a flight from Seattle to Detroit?
To ensure you get the cheapest price possible for a flight from Seattle to Detroit, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Seattle to Detroit?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Detroit. Price data was last updated on June 27, 2026.
Travelers seeking maximum savings on their Seattle to Detroit flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Detroit
Get insights into the airlines that provide service to Detroit. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Detroit. Reviews last updated July 1, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Seattle to Detroit have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Overall
7.9
Food
7.1
Entertainment
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.1
Entertainment
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.1
Entertainment
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.1
Entertainment
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.1
Entertainment
7.0
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Detroit?
Book flights to Detroit if you plan to visit one of these locationsRoseville
Port Huron
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Complete your trip
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Other flights to Detroit
Explore flights to Detroit departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 1, 2026.
Search flights from Seattle to Detroit by cabin class
Find flights from Seattle to Detroit, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Detroit flights
Browse other Seattle and Detroit flight options. Last updated on July 1, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Seattle to Detroit
Discover the top 5 airlines that operate flights from Seattle to Detroit. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$152 | Average$316 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$163 | Average$328 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$185 | Average$338 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$199 | Average$437 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$213 | Average$438 | FlexibilityNo cancel fee | On-timeN/A |