$94+ Cheap flights from Ontario to Detroit (ONT - 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTT
Mar 27 — Apr 31
1 adult, Economy
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Find cheap flights from Ontario 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
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Cheapest flights from Ontario to DetroitExplore the most affordable flight options available from Ontario to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.
Explore the most affordable flight options available from Ontario to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.
This Frontier deal was found by Cheapflights users on 2/21. 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.
Thu 4/3012:59 am
ONT
- DTW
1 stop6h 59m
Frontier
Sun 5/310:27 pm
DTW
- ONT
1 stop12h 04m
Frontier
Deal found 2/21![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/75:33 pm
ONT
- DTW
1 stop14h 25m
Frontier
Sun 5/1011:54 am
DTW
- ONT
1 stop22h 37m
Frontier
Deal found 2/25![Frontier logo]()
$191
This Booking.com deal was found by Cheapflights users on 2/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:52 pm
ONT
- DTW
1 stop11h 08m
Frontier
Sun 4/127:45 am
DTW
- ONT
1 stop27h 19m
Frontier
Deal found 2/22![Frontier logo]()
$192
This Mytrip deal was found by Cheapflights users on 2/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:59 am
ONT
- DTW
1 stop17h 43m
Frontier
Mon 4/2010:05 am
DTW
- ONT
1 stop9h 33m
Frontier
Deal found 2/24![Frontier logo]()
$196
This CheapOair deal was found by Cheapflights users on 2/23. 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 4/84:52 pm
ONT
- DTW
1 stop11h 08m
Frontier
Mon 4/137:45 am
DTW
- ONT
1 stop15h 22m
Frontier
Deal found 2/23![Frontier logo]()
$201
This Gotogate deal was found by Cheapflights users on 2/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/24![Frontier logo]()
$202
This Booking.com deal was found by Cheapflights users on 2/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:26 am
ONT
- DTW
1 stop25h 21m
Frontier
Sun 4/199:53 am
DTW
- ONT
1 stop24h 38m
Frontier
Deal found 2/22![Frontier logo]()
$203
This Expedia deal was found by Cheapflights users on 2/23. 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 4/810:03 pm
ONT
- DTW
1 stop5h 57m
Frontier
Sat 4/117:45 am
DTW
- ONT
1 stop6h 54m
Frontier
Deal found 2/23![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/176:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/23![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 4/248:26 am
ONT
- DTW
2 stops24h 19m
Frontier
Sun 4/2610:27 pm
DTW
- ONT
1 stop12h 04m
Frontier
Deal found 2/23![Frontier logo]()
$219
This Frontier deal was found by Cheapflights users on 2/24. 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 4/14:52 pm
ONT
- DTW
1 stop11h 08m
Frontier
Sun 4/57:45 am
DTW
- ONT
1 stop13h 03m
Frontier
Deal found 2/24![Frontier logo]()
$220
Best flights from Ontario to DetroitDiscover carefully curated flight deals from Ontario to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
Discover carefully curated flight deals from Ontario to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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.
Sat 5/23:26 pm
ONT
- DTW
1 stop11h 18m
Alaska Airlines
Fri 5/85:14 pm
DTW
- ONT
1 stop19h 31m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 2/22. 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.
Sun 3/2210:25 pm
ONT
- DTW
1 stop8h 00m
Delta
Wed 3/255:46 pm
DTW
- ONT
1 stop9h 05m
Delta
Deal found 2/22![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/86:49 pm
ONT
- DTW
2 stops11h 54m
United Airlines
Mon 4/1311:00 am
DTW
- ONT
2 stops12h 36m
United Airlines
Deal found 2/21![United Airlines logo]()
$450
This Southwest deal was found by Cheapflights users on 2/23. 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 3/275:25 am
ONT
- DTW
2 stops7h 25m
Southwest
Mon 3/303:35 pm
DTW
- ONT
2 stops9h 55m
Southwest
Deal found 2/23![Southwest logo]()
$525
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Fri 5/17:59 pm
ONT
- DTW
1 stop30h 45m
Alaska Airlines
Tue 5/55:14 pm
DTW
- ONT
1 stop19h 31m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 2/23. 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.
Sun 3/1511:59 am
ONT
- DTW
1 stop22h 10m
Delta
Tue 3/248:15 pm
DTW
- ONT
1 stop23h 58m
Delta
Deal found 2/23![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/297:00 am
ONT
- DTW
1 stop8h 18m
United Airlines
Sun 5/36:05 pm
DTW
- ONT
1 stop7h 25m
United Airlines
Deal found 2/21![United Airlines logo]()
$529
This Southwest deal was found by Cheapflights users on 2/22. 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 5/229:55 pm
ONT
- DTW
2 stops9h 05m
Southwest
Sun 5/246:40 am
DTW
- ONT
2 stops9h 30m
Southwest
Deal found 2/22![Southwest logo]()
$590
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Sun 3/155:15 am
ONT
- DTW
1 stop6h 14m
United Airlines
Wed 3/187:00 am
DTW
- ONT
1 stop8h 18m
United Airlines
Deal found 2/22![United Airlines logo]()
$581
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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.
Fri 4/176:00 am
ONT
- DTW
2 stops14h 25m
Alaska Airlines
Fri 4/245:14 pm
DTW
- ONT
1 stop9h 45m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$608
This Southwest deal was found by Cheapflights users on 2/21. 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 3/99:55 pm
ONT
- DTW
2 stops9h 10m
Southwest
Fri 3/131:25 pm
DTW
- ONT
2 stops9h 20m
Southwest
Deal found 2/21![Southwest logo]()
$613
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 4/296:00 am
ONT
- DTW
2 stops12h 14m
Alaska Airlines
Sun 5/35:14 pm
DTW
- ONT
1 stop19h 31m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$638
Last-minute flights from Ontario to DetroitDiscover last-minute flight deals from Ontario to Detroit. Data last updated February 25, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Detroit. Data last updated February 25, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 2/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:40 am
ONT
- DTW
1 stop12h 15m
Frontier
Tue 3/1011:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/24![Frontier logo]()
$222
This Mytrip deal was found by Cheapflights users on 2/23. 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.
Tue 3/38:40 am
ONT
- DTW
1 stop12h 15m
Frontier
Mon 3/1610:27 pm
DTW
- ONT
1 stop28h 32m
Frontier
Deal found 2/23![Frontier logo]()
$235
This Travelocity deal was found by Cheapflights users on 2/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/94:22 pm
ONT
- DTW
1 stop25h 14m
Frontier
Wed 3/1111:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/21![Frontier logo]()
$230
This Mytrip deal was found by Cheapflights users on 2/23. 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.
Tue 3/106:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Mon 3/1610:27 pm
DTW
- ONT
1 stop28h 32m
Frontier
Deal found 2/23![Frontier logo]()
$226
This Gotogate deal was found by Cheapflights users on 2/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/24![Frontier logo]()
$202
This Expedia deal was found by Cheapflights users on 2/21. 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 3/116:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Sun 3/1510:27 pm
DTW
- ONT
1 stop28h 32m
Frontier
Deal found 2/21![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/163:30 pm
ONT
- DTW
2 stops16h 29m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/23![Frontier logo]()
$231
This CheapOair deal was found by Cheapflights users on 2/22. 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 3/176:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/22![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 3/182:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Mon 3/3010:27 pm
DTW
- ONT
1 stop28h 32m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$227
This Booking.com deal was found by Cheapflights users on 2/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/3111:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/21![Frontier logo]()
$203
This CheapOair deal was found by Cheapflights users on 2/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Mon 3/3010:27 pm
DTW
- ONT
1 stop28h 32m
Frontier
Deal found 2/24![Frontier logo]()
$225
One-way flights from Ontario to DetroitSearch for one-way flight options from Ontario to Detroit. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
Search for one-way flight options from Ontario to Detroit. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/75:33 pm
ONT
- DTW
1 stop25h 08m
Frontier
Deal found 2/24![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 2/22. 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 4/810:03 pm
ONT
- DTW
1 stop5h 57m
Frontier
Deal found 2/22![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 2/22. 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.
Wed 3/116:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/22![Frontier logo]()
$99
This Booking.com deal was found by Cheapflights users on 2/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/24![Frontier logo]()
$101
This CheapOair deal was found by Cheapflights users on 2/23. 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 3/256:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/23![Frontier logo]()
$107
This Trip.com deal was found by Cheapflights users on 2/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/282:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Deal found 2/24![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/312:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/268:07 am
ONT
- DTW
1 stop17h 28m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 3/309:49 pm
ONT
- DTW
1 stop27h 46m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$120
This Trip.com deal was found by Cheapflights users on 2/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/24![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 3/182:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$124
Find flight deals from Ontario to Detroit
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 February 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Frontier) |
One-way from | $94 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $957 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 February 25, 2026.
Use the filters below to find and compare flights from Ontario to Detroit that are best for you.
Fly from
Ontario
Fly to
Detroit
Route
Depart
Return
Price
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Sat 5/2
3:26 pm-5:44 am
1 stop11h 18m
Detroit Metropolitan Wayne County
Fri 5/8
5:14 pm-9:45 am
1 stop19h 31m
$303
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Fri 5/1
7:59 pm-5:44 am
1 stop30h 45m
Detroit Metropolitan Wayne County
Tue 5/5
5:14 pm-9:45 am
1 stop19h 31m
$323
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Sun 3/22
10:25 pm-9:25 am
1 stop8h 00m
Detroit Metropolitan Wayne County
Wed 3/25
5:46 pm-11:51 pm
1 stop9h 05m
$350
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Sun 3/15
11:59 am-1:09 pm
1 stop22h 10m
Detroit Metropolitan Wayne County
Tue 3/24
8:15 pm-5:13 pm
1 stop23h 58m
$354
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Wed 4/8
6:49 pm-9:43 am
2 stops11h 54m
Detroit Metropolitan Wayne County
Mon 4/13
11:00 am-8:36 pm
2 stops12h 36m
$450
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Fri 3/27
5:25 am-3:50 pm
2 stops7h 25m
Detroit Metropolitan Wayne County
Mon 3/30
3:35 pm-10:30 pm
2 stops9h 55m
$525
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Wed 4/29
7:00 am-6:18 pm
1 stop8h 18m
Detroit Metropolitan Wayne County
Sun 5/3
6:05 pm-10:30 pm
1 stop7h 25m
$529
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Sun 3/15
5:15 am-2:29 pm
1 stop6h 14m
Detroit Metropolitan Wayne County
Wed 3/18
7:00 am-12:18 pm
1 stop8h 18m
$581
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Fri 5/22
9:55 pm-10:00 am
2 stops9h 05m
Detroit Metropolitan Wayne County
Sun 5/24
6:40 am-1:10 pm
2 stops9h 30m
$590
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Fri 4/17
6:00 am-11:25 pm
2 stops14h 25m
Detroit Metropolitan Wayne County
Fri 4/24
5:14 pm-11:59 pm
1 stop9h 45m
$608
Showing 1-10 of 22 results
Compare providers for flights from Ontario 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 Ontario to Detroit in February.
| 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 Ontario-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Detroit flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Detroit
Have a flexible travel schedule? Discover the best time to fly to Detroit from Ontario with our price prediction graph.
ONT-DTT
ONT-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 Ontario to Detroit
ONT-DTT
ONT-DTW
What is the cheapest month to book a flight from Ontario to Detroit?
Currently, September is the cheapest month in which you can book a flight from Ontario to Detroit (average of $109). Flying from Ontario to Detroit in January is currently the most expensive (average of $179). 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.
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 February 25, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Ontario to Detroit. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from Ontario 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 February 25, 2026.
Search flights from Ontario to Detroit by cabin class
Find flights from Ontario to Detroit, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Detroit flights
Browse other Ontario and Detroit flight options. Last updated on February 25, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on February 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Ontario to Detroit
Discover the top 6 airlines that operate flights from Ontario 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 February 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$177 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$170 | Average$285 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$438 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$292 | Average$459 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$621 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$477 | FlexibilityNo cancel fee | On-time63% |