$103+ Cheap flights from Seattle to Detroit (SEA - DTT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DTT
Nov 29 — Dec 61
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 90 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from Seattle to Detroit
Cheapest
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 October 30, 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 October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/306:25 pm -
2 stops27h 33m
Fri 1/87:15 am -
1 stop7h 54m
Deal found 10/29![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 12/251:37 pm -
1 stop8h 21m
Fri 1/84:38 pm -
2 stops19h 46m
Deal found 10/29![Frontier logo]()
$344
This Trip.com deal was found by Cheapflights users on 10/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:03 am -
Nonstop4h 17m
Sun 12/207:15 am -
1 stop12h 55m
Deal found 10/29![Multiple Airlines logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sat 12/124:58 pm -
2 stops14h 59m
Tue 12/227:15 am -
1 stop12h 55m
Deal found 10/29![Frontier logo]()
$346
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:40 am -
2 stops9h 50m
Wed 12/168:50 am -
2 stops12h 00m
Deal found 10/29![Southwest logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/37:48 pm -
2 stops19h 54m
Mon 11/167:00 am -
1 stop11h 12m
Deal found 10/27![Frontier logo]()
$348
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:53 pm -
2 stops24h 16m
Tue 12/12:31 pm -
2 stops28h 09m
Deal found 10/27![Frontier logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/164:58 pm -
1 stop17h 50m
Thu 12/247:00 am -
2 stops32h 22m
Deal found 10/29![Frontier logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/199:13 pm -
1 stop30h 43m
Fri 11/275:26 am -
1 stop18h 12m
Deal found 10/29![Frontier logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/1610:03 am -
Nonstop4h 17m
Fri 12/256:20 am -
Nonstop5h 19m
Deal found 10/29![Alaska Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 11/74:27 pm -
1 stop20h 03m
Wed 11/117:15 am -
1 stop29h 30m
Deal found 10/27![Frontier logo]()
$353
This Expedia deal was found by Cheapflights users on 10/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/910:03 am -
Nonstop4h 17m
Tue 12/227:15 am -
1 stop12h 55m
Deal found 10/27![Multiple Airlines logo]()
$354
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 October 30, 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 October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:40 am -
2 stops9h 50m
Wed 12/168:50 am -
2 stops12h 00m
Deal found 10/29![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:00 am -
Nonstop4h 20m
Sat 1/307:59 pm -
Nonstop5h 03m
Deal found 10/26![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:03 am -
Nonstop4h 17m
Wed 12/96:18 pm -
Nonstop5h 13m
Deal found 10/27![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/26. 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 1/195:00 am -
1 stop6h 49m
Fri 1/2212:31 pm -
1 stop10h 07m
Deal found 10/26![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:47 pm -
1 stop6h 01m
Wed 12/27:55 pm -
Nonstop5h 08m
Deal found 10/26![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1510:03 am -
Nonstop4h 17m
Wed 12/306:20 am -
Nonstop5h 19m
Deal found 10/28![Alaska Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:00 am -
1 stop6h 35m
Thu 12/37:05 am -
2 stops12h 17m
Deal found 10/28![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 10/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:30 pm -
2 stops10h 25m
Mon 1/41:30 pm -
2 stops12h 35m
Deal found 10/26![Southwest logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/239:40 pm -
Nonstop4h 20m
Wed 12/306:20 am -
Nonstop5h 19m
Deal found 10/28![Alaska Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2611:14 pm -
Nonstop4h 15m
Fri 1/87:59 pm -
Nonstop5h 03m
Deal found 10/29![Delta logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/309:40 pm -
Nonstop4h 20m
Mon 1/46:05 pm -
Nonstop5h 18m
Deal found 10/25![Alaska Airlines logo]()
$442
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2611:14 pm -
Nonstop4h 15m
Mon 1/47:00 am -
1 stop15h 53m
Deal found 10/29![Delta logo]()
$470
Last-minute flights from Seattle to DetroitDiscover last-minute flight deals from Seattle to Detroit. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Detroit. Data last updated October 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/37:48 pm -
2 stops19h 54m
Mon 11/167:00 am -
1 stop11h 12m
Deal found 10/27![Frontier logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 11/74:27 pm -
1 stop20h 03m
Wed 11/117:15 am -
1 stop29h 30m
Deal found 10/27![Frontier logo]()
$353
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:27 pm -
1 stop28h 24m
Sat 11/147:00 am -
1 stop11h 12m
Deal found 10/28![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 11/184:27 pm -
2 stops18h 25m
Sun 11/228:31 pm -
1 stop21h 51m
Deal found 10/29![Frontier logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/199:13 pm -
1 stop30h 43m
Fri 11/275:26 am -
1 stop18h 12m
Deal found 10/29![Frontier logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/199:13 pm -
1 stop30h 43m
Wed 11/255:26 am -
1 stop18h 12m
Deal found 10/29![Frontier logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Thu 11/199:13 pm -
2 stops17h 49m
Mon 11/236:41 am -
1 stop8h 56m
Deal found 10/30![Frontier logo]()
$359
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:48 pm -
2 stops26h 21m
Sun 11/228:31 pm -
2 stops19h 06m
Deal found 10/29![Frontier logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 11/214:37 pm -
1 stop18h 13m
Mon 11/237:15 am -
2 stops16h 23m
Deal found 10/27![Frontier logo]()
$361
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:53 pm -
2 stops24h 16m
Tue 12/12:31 pm -
2 stops28h 09m
Deal found 10/27![Frontier logo]()
$349
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:53 pm -
2 stops24h 16m
Thu 12/310:35 am -
2 stops32h 05m
Deal found 10/28![Frontier logo]()
$347
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 October 30, 2026.
Search for one-way flight options from Seattle to Detroit. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Super.com deal was found by Cheapflights users on 10/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:58 pm -
1 stop29h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/94:58 pm -
1 stop29h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$105
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:20 am -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/164:58 pm -
1 stop29h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$110
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:36 pm -
2 stops28h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$113
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:25 am -
2 stops9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 2/174:29 pm -
2 stops15h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 1/1810:09 am -
2 stops29h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 1/910:29 am -
2 stops31h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/309:53 pm -
2 stops56h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$125
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $343 (Kiwi.com) |
One-way from | $103 (Super.com) |
Popular in | November |
Cheapest in | January |
Average price | $487 |
Good round-trip deal | $436 or less |
Good one-way deal | $251 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 7,457,451 searches. Data last updated October 30, 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 Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Thu 12/10
11:20 am-8:30 pm
1 stop6h 10m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$109
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Sat 12/12
8:20 am-6:30 pm
1 stop7h 10m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$109
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Wed 12/9
9:25 am-9:25 pm
2 stops9h 00m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$114
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Mon 1/18
6:33 pm-6:24 pm
2 stops20h 51m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$125
Quickest round-trip
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Thu 12/10
6:00 am-1:11 pm
Nonstop4h 11m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$129
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Thu 12/17
9:48 am-5:07 pm
Nonstop4h 19m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$159
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Fri 12/11
10:03 am-5:20 pm
Nonstop4h 17m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$159
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Thu 12/10
9:09 pm-1:10 am
2 stops25h 01m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$163
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Sat 11/21
4:37 pm-10:42 am
2 stops15h 05m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$174
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Sat 12/26
6:00 am-1:12 pm
Nonstop4h 12m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$219
Showing 1-10 of 23 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | 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, January is the cheapest month in which you can book a flight from Seattle to Detroit (average of $246). Flying from Seattle to Detroit in July is currently the most expensive (average of $545). 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 October 30, 2026.
It’s typically best to fly out from Seattle to Detroit in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.
How much does it cost to fly round-trip from Seattle to Detroit?
Airfare is below average for this route at the moment.
Seattle to Detroit flights typically cost between $407 and $692 in December.The cheapest round-trip price found within the last 5 days was $343 on Frontier (Dec 30-Jan 8).
What’s the top layover airport for flights from Seattle to Detroit?
Share of 1-stop round-trip flights from Seattle to Detroit chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Seattle to Detroit on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to Detroit?
Average round-trip fare for 1-stop flights from Seattle to Detroit, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $333.
What’s the fastest layover option from Seattle to Detroit?
Shortest average travel time for 1-stop one-way flights from Seattle to Detroit, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 15m.
Which airport typically offers the quickest layover for flights from Seattle to Detroit?
Average layover duration for 1-stop one-way flights from Seattle to Detroit, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 30m.
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 75 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 October 24, 2026.
Travelers seeking maximum savings on their Seattle to Detroit flight should consider departing on Monday 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 October 30, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andFrontier 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.
Food
7.0
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
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 October 30, 2026.
Search flights from Seattle to Detroit by cabin class
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Seattle and Detroit flights
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Other flights from Seattle
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Popular flight searches
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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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$163 | Average$377 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$181 | Average$358 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$214 | Average$476 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$234 | Average$487 | FlexibilityNo cancel fee | On-timeN/A |