$60+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTT
Mar 13 — Mar 201
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Detroit
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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 11, 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 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/10![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/186:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$166
This Mytrip deal was found by Cheapflights users on 2/10. 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 2/262:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Tue 3/38:30 am
DTW
- ONT
1 stop16h 04m
Frontier
Deal found 2/10![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/166:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 2/10. 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
Mon 3/2311:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/172:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/186:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Mon 3/2311:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$188
This Trip.com deal was found by Cheapflights users on 2/10. 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 5/1012:59 am
ONT
- DTW
1 stop17h 42m
Frontier
Mon 5/1810:05 am
DTW
- ONT
1 stop9h 33m
Frontier
Deal found 2/10![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 2/11. 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.
Sat 4/1812:59 am
ONT
- DTW
1 stop6h 59m
Frontier
Sun 4/1910:27 pm
DTW
- ONT
1 stop12h 04m
Frontier
Deal found 2/11![Frontier logo]()
$190
This Booking.com deal was found by Cheapflights users on 2/10. 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.
Fri 4/106:20 am
ONT
- DTW
1 stop25h 38m
Frontier
Sun 4/127:45 am
DTW
- ONT
1 stop27h 19m
Frontier
Deal found 2/10![Frontier logo]()
$192
This Super.com deal was found by Cheapflights users on 2/11. 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.
Thu 2/262:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Mon 3/26:52 pm
DTW
- ONT
1 stop29h 42m
Frontier
Deal found 2/11![Frontier logo]()
$193
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 11, 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 11, 2026.
This CheapOair deal was found by Cheapflights users on 2/10. 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.
Sat 2/286:00 am
ONT
- DTW
1 stop14h 55m
Frontier
Wed 3/48:30 am
DTW
- ONT
1 stop28h 04m
Frontier
Deal found 2/10![Frontier logo]()
$201
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 4/223:26 pm
ONT
- DTW
1 stop11h 18m
Alaska Airlines
Fri 4/245:14 pm
DTW
- ONT
1 stop9h 45m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 2/11. 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 4/291:29 pm
ONT
- DTW
1 stop7h 29m
Delta
Tue 5/58:15 pm
DTW
- ONT
1 stop6h 29m
Delta
Deal found 2/11![Delta logo]()
$317
This Travelocity deal was found by Cheapflights users on 2/11. 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.
Tue 5/57:00 am
ONT
- DTW
2 stops19h 44m
Multiple Airlines
Thu 5/710:27 pm
DTW
- ONT
1 stop12h 04m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$338
This CheapOair deal was found by Cheapflights users on 2/11. 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.
Sat 2/286:00 am
ONT
- DTW
1 stop14h 55m
Frontier
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/11![Frontier logo]()
$222
This Trip.com deal was found by Cheapflights users on 2/11. 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.
Mon 3/96:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Sun 3/1511:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/11![Frontier logo]()
$226
This Delta deal was found by Cheapflights users on 2/11. 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 4/155:55 pm
ONT
- DTW
1 stop9h 35m
Delta
Sat 4/188:00 am
DTW
- ONT
1 stop7h 14m
Delta
Deal found 2/11![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 4/283:26 pm
ONT
- DTW
1 stop11h 18m
Alaska Airlines
Tue 5/57:09 am
DTW
- ONT
1 stop10h 23m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 2/11. 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 4/1412:49 pm
ONT
- DTW
1 stop7h 49m
Delta
Sat 4/188:00 am
DTW
- ONT
1 stop7h 14m
Delta
Deal found 2/11![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 2/11. 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 5/13:26 pm
ONT
- DTW
1 stop11h 18m
Alaska Airlines
Tue 5/57:09 am
DTW
- ONT
1 stop10h 23m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 2/11. 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 4/293:26 pm
ONT
- DTW
1 stop11h 18m
Alaska Airlines
Mon 5/47:09 am
DTW
- ONT
1 stop10h 23m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$373
Last-minute flights from Ontario to DetroitDiscover last-minute flight deals from Ontario to Detroit. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Detroit. Data last updated February 11, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 2/10. 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 2/262:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Tue 3/38:30 am
DTW
- ONT
1 stop16h 04m
Frontier
Deal found 2/10![Frontier logo]()
$175
This Super.com deal was found by Cheapflights users on 2/11. 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.
Thu 2/262:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Mon 3/26:52 pm
DTW
- ONT
1 stop29h 42m
Frontier
Deal found 2/11![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/96:15 am
ONT
- DTW
1 stop25h 44m
Multiple Airlines
Mon 3/167:07 pm
DTW
- ONT
1 stop21h 21m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/166:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/166:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Mon 3/2311:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/10![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 2/10. 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
Thu 3/1911:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/172:23 pm
ONT
- DTW
1 stop11h 12m
Multiple Airlines
Wed 3/1811:54 am
DTW
- ONT
1 stop15h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 2/10. 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
Multiple Airlines
Sun 3/227:07 pm
DTW
- ONT
1 stop15h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/186:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Tue 3/2411:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/186:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Mon 3/2311:54 am
DTW
- ONT
1 stop15h 05m
Frontier
Deal found 2/10![Frontier logo]()
$188
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 11, 2026.
Search for one-way flight options from Ontario to Detroit. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Trip.com deal was found by Cheapflights users on 2/9. 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.
Tue 3/106:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/9![Frontier logo]()
$60
This Trip.com deal was found by Cheapflights users on 2/11. 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.
Tue 3/176:15 am
ONT
- DTW
1 stop25h 44m
Frontier
Deal found 2/11![Frontier logo]()
$76
This Frontier deal was found by Cheapflights users on 2/9. 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.
Tue 3/38:40 am
ONT
- DTW
1 stop12h 15m
Frontier
Deal found 2/9![Frontier logo]()
$80
This Super.com deal was found by Cheapflights users on 2/10. 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.
Tue 4/79:26 pm
ONT
- DTW
1 stop6h 34m
Frontier
Deal found 2/10![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 2/8. 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.
Thu 2/262:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Deal found 2/8![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 2/10. 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.
Thu 4/3012:59 am
ONT
- DTW
1 stop6h 59m
Frontier
Deal found 2/10![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 2/10. 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.
Tue 2/248:35 am
ONT
- DTW
1 stop12h 20m
Frontier
Deal found 2/10![Frontier logo]()
$99
This CheapOair deal was found by Cheapflights users on 2/8. 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.
Sat 4/116:20 am
ONT
- DTW
1 stop25h 38m
Frontier
Deal found 2/8![Frontier logo]()
$107
This Trip.com deal was found by Cheapflights users on 2/11. 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 2/11![Multiple Airlines logo]()
$111
This Super.com deal was found by Cheapflights users on 2/8. 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.
Thu 2/192:08 pm
ONT
- DTW
1 stop6h 47m
Frontier
Deal found 2/8![Frontier logo]()
$113
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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $60 (Trip.com) |
Popular in | April |
Cheapest in | September |
Average price | $376 |
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 11, 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 2/28
6:00 am-11:55 pm
1 stop14h 55m
Detroit Metropolitan Wayne County
Wed 3/4
8:30 am-9:34 am
1 stop28h 04m
$201
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Sat 2/28
6:00 am-11:55 pm
1 stop14h 55m
Detroit Metropolitan Wayne County
Wed 3/18
11:54 am-11:59 pm
1 stop15h 05m
$222
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Mon 3/9
6:15 am-10:59 am
1 stop25h 44m
Detroit Metropolitan Wayne County
Sun 3/15
11:54 am-11:59 pm
1 stop15h 05m
$226
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Wed 4/22
3:26 pm-5:44 am
1 stop11h 18m
Detroit Metropolitan Wayne County
Fri 4/24
5:14 pm-11:59 pm
1 stop9h 45m
$300
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Wed 4/29
1:29 pm-11:58 pm
1 stop7h 29m
Detroit Metropolitan Wayne County
Tue 5/5
8:15 pm-11:44 pm
1 stop6h 29m
$317
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Wed 4/15
5:55 pm-6:30 am
1 stop9h 35m
Detroit Metropolitan Wayne County
Sat 4/18
8:00 am-12:14 pm
1 stop7h 14m
$317
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Tue 4/14
12:49 pm-11:38 pm
1 stop7h 49m
Detroit Metropolitan Wayne County
Sat 4/18
8:00 am-12:14 pm
1 stop7h 14m
$317
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Tue 5/5
7:00 am-5:44 am
2 stops19h 44m
Detroit Metropolitan Wayne County
Thu 5/7
10:27 pm-7:31 am
1 stop12h 04m
$338
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Tue 4/28
3:26 pm-5:44 am
1 stop11h 18m
Detroit Metropolitan Wayne County
Tue 5/5
7:09 am-2:32 pm
1 stop10h 23m
$340
OntarioDetroit
ONT - DTW
ONTDTW
Ontario
Fri 5/1
3:26 pm-5:44 am
1 stop11h 18m
Detroit Metropolitan Wayne County
Tue 5/5
7:09 am-2:32 pm
1 stop10h 23m
$350
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.
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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
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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 11, 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.
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
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 11, 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 11, 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 11, 2026.
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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 11, 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$454 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$292 | Average$439 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$477 | FlexibilityNo cancel fee | On-time63% |