$180+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DTT
Oct 29 — Nov 51
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 September 29, 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 September 29, 2026.
This CheapOair deal was found by Cheapflights users on 9/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:27 pm -
1 stop20h 07m
Sun 11/158:35 pm -
1 stop21h 37m
Deal found 9/29![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/1812:14 pm -
1 stop13h 41m
Fri 12/47:39 pm -
1 stop23h 04m
Deal found 9/28![Frontier logo]()
$334
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:27 pm -
1 stop28h 28m
Wed 10/217:15 am -
1 stop28h 43m
Deal found 9/29![Frontier logo]()
$336
This Frontier deal was found by Cheapflights users on 9/24. 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 10/2812:14 pm -
1 stop13h 41m
Sat 10/317:00 am -
1 stop11h 12m
Deal found 9/24![Frontier logo]()
$337
This Cheapflightsfares deal was found by Cheapflights users on 9/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:27 pm -
1 stop20h 07m
Mon 11/27:00 am -
1 stop11h 12m
Deal found 9/26![Frontier logo]()
$338
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Wed 10/288:09 pm -
2 stops16h 25m
Tue 11/38:35 pm -
2 stops25h 19m
Deal found 9/28![Frontier logo]()
$339
This CheapOair deal was found by Cheapflights users on 9/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:27 pm -
1 stop28h 28m
Tue 11/108:35 pm -
1 stop21h 37m
Deal found 9/25![Frontier logo]()
$340
This Cheapflightsfares deal was found by Cheapflights users on 9/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:27 pm -
1 stop20h 07m
Sun 10/257:15 am -
1 stop29h 33m
Deal found 9/27![Frontier logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 9/26. 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.
Sat 10/3112:14 pm -
1 stop13h 41m
Sat 11/78:35 pm -
2 stops16h 10m
Deal found 9/26![Frontier logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/194:27 pm -
1 stop20h 07m
Wed 11/47:00 am -
2 stops14h 54m
Deal found 9/28![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 9/26. 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.
Mon 11/28:09 pm -
2 stops24h 42m
Fri 11/67:00 am -
1 stop11h 12m
Deal found 9/26![Frontier logo]()
$344
This Expedia deal was found by Cheapflights users on 9/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:27 pm -
1 stop20h 07m
Sun 10/257:15 am -
1 stop29h 33m
Deal found 9/29![Frontier logo]()
$345
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 September 29, 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 September 29, 2026.
This Southwest deal was found by Cheapflights users on 9/26. 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.
Sat 10/2410:55 am -
1 stop8h 25m
Sat 10/315:45 am -
1 stop7h 15m
Deal found 9/26![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 12/112:05 pm -
1 stop6h 39m
Tue 12/1510:30 am -
2 stops10h 54m
Deal found 9/28![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
Nonstop4h 19m
Mon 11/237:50 pm -
Nonstop5h 08m
Deal found 9/25![Delta logo]()
$487
This Southwest deal was found by Cheapflights users on 9/28. 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.
Mon 11/3012:15 am -
2 stops10h 05m
Sat 12/56:10 am -
2 stops12h 55m
Deal found 9/28![Southwest logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/26. 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.
Sat 10/1011:13 pm -
1 stop7h 15m
Sat 10/317:26 am -
2 stops9h 29m
Deal found 9/26![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 9/27. 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 10/216:00 am -
1 stop6h 29m
Mon 10/267:57 pm -
Nonstop5h 08m
Deal found 9/27![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:47 pm -
1 stop6h 01m
Fri 11/277:50 pm -
Nonstop5h 08m
Deal found 9/25![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Wed 11/46:30 am -
1 stop8h 58m
Tue 11/108:15 am -
1 stop9h 24m
Deal found 9/28![United Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:37 pm -
1 stop8h 45m
Sat 12/57:55 pm -
Nonstop5h 09m
Deal found 9/28![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:00 am -
1 stop8h 09m
Sat 1/307:55 pm -
Nonstop5h 10m
Deal found 9/28![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/29. 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.
Mon 10/2611:59 pm -
1 stop10h 07m
Sat 10/317:57 pm -
Nonstop5h 08m
Deal found 9/29![Delta logo]()
$517
Last-minute flights from Seattle to DetroitDiscover last-minute flight deals from Seattle to Detroit. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Detroit. Data last updated September 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:27 pm -
1 stop28h 28m
Wed 10/217:15 am -
1 stop28h 43m
Deal found 9/29![Frontier logo]()
$336
This Cheapflightsfares deal was found by Cheapflights users on 9/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:27 pm -
1 stop20h 07m
Mon 11/27:00 am -
1 stop11h 12m
Deal found 9/26![Frontier logo]()
$338
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:27 pm -
1 stop28h 28m
Thu 10/228:35 pm -
1 stop21h 37m
Deal found 9/25![Frontier logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/194:27 pm -
1 stop20h 07m
Wed 11/47:00 am -
2 stops14h 54m
Deal found 9/28![Frontier logo]()
$343
This CheapOair deal was found by Cheapflights users on 9/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:27 pm -
1 stop28h 28m
Tue 11/108:35 pm -
1 stop21h 37m
Deal found 9/25![Frontier logo]()
$340
This CheapOair deal was found by Cheapflights users on 9/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:27 pm -
1 stop28h 28m
Tue 10/278:35 pm -
1 stop21h 37m
Deal found 9/25![Frontier logo]()
$347
This Cheapflightsfares deal was found by Cheapflights users on 9/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:27 pm -
1 stop20h 07m
Sun 10/257:15 am -
1 stop29h 33m
Deal found 9/27![Frontier logo]()
$341
This Expedia deal was found by Cheapflights users on 9/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:27 pm -
1 stop20h 07m
Sun 10/257:15 am -
1 stop29h 33m
Deal found 9/29![Frontier logo]()
$345
This Frontier deal was found by Cheapflights users on 9/24. 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 10/2812:14 pm -
1 stop13h 41m
Sat 10/317:00 am -
1 stop11h 12m
Deal found 9/24![Frontier logo]()
$337
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Wed 10/288:09 pm -
2 stops16h 25m
Tue 11/38:35 pm -
2 stops25h 19m
Deal found 9/28![Frontier logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 9/26. 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.
Sat 10/3112:14 pm -
1 stop13h 41m
Sat 11/78:35 pm -
2 stops16h 10m
Deal found 9/26![Frontier logo]()
$342
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 September 29, 2026.
Search for one-way flight options from Seattle to Detroit. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/27. 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.
Mon 10/268:00 pm -
2 stops29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 11/128:09 pm -
2 stops40h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$181
This United Airlines deal was found by Cheapflights users on 9/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:25 am -
1 stop7h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 11/58:09 pm -
2 stops40h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/210:50 am -
2 stops34h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$186
This Mytrip deal was found by Cheapflights users on 9/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:16 pm -
2 stops18h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Sun 11/19:13 pm -
2 stops43h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$190
This Mytrip deal was found by Cheapflights users on 9/27. 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.
Mon 11/231:52 pm -
2 stops12h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$194
This Cheapflightsfares deal was found by Cheapflights users on 9/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:14 pm -
1 stop13h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Tue 11/249:53 pm -
1 stop30h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$197
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:59 pm -
1 stop10h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$199
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 September 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $333 (CheapOair) |
One-way from | $180 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $473 |
Good round-trip deal | $380 or less |
Good one-way deal | $238 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 September 29, 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
Wed 12/16
6:30 am-3:30 pm
1 stop6h 00m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$199
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Tue 11/3
6:30 am-6:28 pm
1 stop8h 58m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$199
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Wed 10/28
12:10 am-10:05 am
1 stop6h 55m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$199
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Tue 12/29
6:34 pm-10:24 am
1 stop12h 50m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$228
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Fri 12/25
5:40 am-6:55 pm
2 stops10h 15m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$236
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Wed 12/23
12:15 am-1:20 pm
2 stops10h 05m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$236
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Thu 12/24
6:28 pm-9:18 pm
1 stop23h 50m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$258
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Mon 10/26
2:30 pm-11:57 pm
1 stop6h 27m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$259
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Tue 10/27
11:15 pm-10:51 am
1 stop8h 36m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$259
SeattleDetroit
SEA Seattle/Tacoma Intl - DTW Detroit Metropolitan Wayne County
SEADTW
Seattle/Tacoma Intl
Mon 12/21
7:25 pm-9:28 am
2 stops11h 03m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$264
Showing 1-10 of 22 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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 September 29, 2026.
It’s typically best to fly out from Seattle to Detroit in the afternoon. Doing so could potentially save you 12% 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 September 29, 2026.
The most flights from SEA to DTT are scheduled on a Monday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
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 $362 and $657 in November.The cheapest round-trip price found within the last 5 days was $333 on Frontier (Nov 11-Nov 15).
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 September 26, 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 September 29, 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
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
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
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Seattle and Detroit flights
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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 September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$361 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$181 | Average$358 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$454 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$208 | Average$466 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$272 | Average$475 | FlexibilityNo cancel fee | On-time71% |