$80+ Cheap flights from Ontario to Detroit Metropolitan Wayne County Airport (ONT - DTW)
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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTW
Oct 14 — Oct 211
Round-trip
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
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.Cheap flight deals from Ontario to Detroit
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One-way
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 September 14, 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 September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/206:15 am -
1 stop14h 40m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/10![Frontier logo]()
$160
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Tue 11/1011:52 am -
1 stop8h 59m
Sat 11/147:00 am -
1 stop6h 42m
Deal found 9/10![Frontier logo]()
$168
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:15 am -
1 stop14h 40m
Wed 10/217:08 am -
1 stop6h 21m
Deal found 9/10![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 10/2111:52 am -
1 stop9h 03m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/9![Frontier logo]()
$182
This deal was found by Cheapflights users on 9/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:44 pm -
1 stop8h 11m
Tue 9/2910:37 am -
1 stop9h 09m
Deal found 9/10![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/1711:52 am -
1 stop9h 03m
Tue 10/277:00 am -
1 stop6h 35m
Deal found 9/9![Frontier logo]()
$190
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:25 pm -
1 stop8h 35m
Tue 10/207:08 am -
1 stop6h 21m
Deal found 9/9![Frontier logo]()
$197
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Tue 12/14:46 pm -
1 stop20h 35m
Tue 12/85:16 pm -
1 stop10h 04m
Deal found 9/10![Frontier logo]()
$201
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:25 am -
1 stop6h 09m
Sat 11/77:00 am -
1 stop19h 51m
Deal found 9/10![Frontier logo]()
$203
This Priceline deal was found by Cheapflights users on 9/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:25 am -
1 stop6h 09m
Sun 11/17:15 am -
1 stop7h 01m
Deal found 9/9![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
2 stops39h 59m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/11![Frontier logo]()
$212
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 September 14, 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 September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/13. 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.
Sun 10/2512:55 pm -
2 stops8h 30m
Wed 10/286:35 am -
2 stops9h 20m
Deal found 9/13![Southwest logo]()
$498
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/206:02 am -
1 stop7h 59m
Fri 10/235:59 pm -
1 stop8h 43m
Deal found 9/9![Alaska Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:35 pm -
1 stop7h 24m
Sun 11/85:20 am -
1 stop8h 46m
Deal found 9/13![Delta logo]()
$565
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:03 pm -
2 stops16h 21m
Sun 10/115:30 am -
2 stops10h 16m
Deal found 9/11![United Airlines logo]()
$754
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 10/911:13 am -
1 stop15h 27m
Sun 10/117:00 am -
2 stops13h 05m
Deal found 9/11![Alaska Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:07 am -
1 stop8h 32m
Sun 11/85:20 am -
1 stop8h 46m
Deal found 9/13![Delta logo]()
$571
This Southwest deal was found by Cheapflights users on 9/13. 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 11/205:35 am -
2 stops8h 40m
Fri 11/271:30 pm -
2 stops9h 25m
Deal found 9/13![Southwest logo]()
$583
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:50 am -
2 stops8h 10m
Sun 11/225:50 am -
2 stops10h 10m
Deal found 9/13![Southwest logo]()
$589
This Delta deal was found by Cheapflights users on 9/12. 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 9/296:00 am -
1 stop6h 14m
Thu 10/15:40 pm -
1 stop9h 07m
Deal found 9/12![Delta logo]()
$695
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/247:59 pm -
2 stops10h 48m
Sun 10/47:00 am -
1 stop30h 17m
Deal found 9/10![Alaska Airlines logo]()
$714
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Thu 10/296:02 am -
1 stop7h 59m
Mon 11/21:34 pm -
2 stops12h 32m
Deal found 9/12![Alaska Airlines logo]()
$794
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 9/277:59 pm -
2 stops10h 48m
Fri 10/212:56 pm -
2 stops13h 28m
Deal found 9/10![Alaska Airlines logo]()
$817
Last-minute flights from Ontario to DetroitDiscover last-minute flight deals from Ontario to Detroit. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Detroit. Data last updated September 14, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:44 pm -
1 stop8h 11m
Tue 9/2910:37 am -
1 stop9h 09m
Deal found 9/10![Frontier logo]()
$188
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/111:45 am -
1 stop9h 21m
Tue 10/67:08 am -
1 stop6h 22m
Deal found 9/10![Frontier logo]()
$214
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:25 pm -
1 stop8h 35m
Tue 10/207:08 am -
1 stop6h 21m
Deal found 9/9![Frontier logo]()
$197
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:52 am -
1 stop9h 03m
Tue 10/207:08 am -
1 stop6h 21m
Deal found 9/10![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/1711:52 am -
1 stop9h 03m
Tue 10/277:00 am -
1 stop6h 35m
Deal found 9/9![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
2 stops39h 59m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/11![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/206:15 am -
1 stop14h 40m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/10![Frontier logo]()
$160
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:15 am -
1 stop14h 40m
Wed 10/217:08 am -
1 stop6h 21m
Deal found 9/10![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 10/2111:52 am -
1 stop9h 03m
Tue 10/278:35 pm -
1 stop17h 00m
Deal found 9/9![Frontier logo]()
$182
This Priceline deal was found by Cheapflights users on 9/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:25 am -
1 stop6h 09m
Sun 11/17:15 am -
1 stop7h 01m
Deal found 9/9![Frontier logo]()
$211
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:25 am -
1 stop6h 09m
Sat 11/77:00 am -
1 stop19h 51m
Deal found 9/10![Frontier logo]()
$203
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 September 14, 2026.
Search for one-way flight options from Ontario to Detroit. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Super.com deal was found by Cheapflights users on 9/10. 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 10/276:25 am -
1 stop6h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$80
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:15 am -
1 stop6h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$83
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:52 am -
1 stop9h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$91
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Tue 10/206:15 am -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop9h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$108
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:28 pm -
1 stop11h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/2311:52 am -
1 stop24h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:52 am -
1 stop24h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$125
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 (DTW). 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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Kiwi.com) |
One-way from | $80 (Super.com) |
Popular in | June |
Cheapest in | October |
Average price | $567 |
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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Ontario to Detroit Metropolitan Wayne County Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Mon 11/23
1:15 pm-11:58 pm
1 stop7h 43m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$219
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Sat 10/24
7:25 am-5:40 am
2 stops19h 15m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$268
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Fri 11/20
6:08 pm-6:02 pm
1 stop20h 54m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$289
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Mon 10/12
11:15 pm-9:27 am
1 stop7h 12m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$325
Quickest round-trip
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Wed 10/14
1:24 pm-10:39 pm
1 stop6h 15m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$327
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Sat 9/26
7:05 am-7:04 pm
1 stop8h 59m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$338
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Sat 10/10
5:00 am-8:40 pm
2 stops12h 40m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$342
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Mon 10/12
6:32 pm-9:28 am
2 stops11h 56m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$342
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Mon 9/28
12:37 pm-11:43 pm
1 stop8h 06m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$344
OntarioDetroit
ONT Ontario - DTW Detroit Metropolitan Wayne County
ONTDTW
Ontario
Fri 10/16
6:56 pm-9:25 am
2 stops11h 29m
Detroit Metropolitan Wayne County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$358
Showing 1-10 of 24 resultsSorted by cheapest first
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 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 |
- Most accurate provider: When it comes to deals on Ontario-Detroit Metropolitan Wayne County Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Detroit Metropolitan Wayne County Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Detroit Metropolitan Wayne County Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Detroit Metropolitan Wayne County Airport 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 Metropolitan Wayne County Airport 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-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 Metropolitan Wayne County Airport
How far ahead should I book a flight from Ontario to Detroit Metropolitan Wayne County Airport?
The best time to book flights from Ontario to Detroit Metropolitan Wayne County Airport is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Ontario to Detroit Metropolitan Wayne County Airport?
Currently, October is the cheapest month in which you can book a flight from Ontario to Detroit Metropolitan Wayne County Airport (average of $347). Flying from Ontario to Detroit Metropolitan Wayne County Airport in June is currently the most expensive (average of $568). 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.
How much does it cost to fly round-trip from Ontario to Detroit Metropolitan Wayne County Airport?
Airfare is below average for this route at the moment.
Ontario to Detroit Metropolitan Wayne County Airport flights typically cost between $458 and $567 in October.The cheapest round-trip price found within the last 5 days was $160 on Frontier (Oct 20-Oct 27).
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 14, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Detroit Metropolitan Wayne County Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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 Metropolitan Wayne County Airport?
Book flights to Detroit Metropolitan Wayne County Airport if you plan to visit one of these locationsDearborn
Southfield
Sterling Heights
Troy
Auburn Hills
Pontiac
Warren
Rochester Hills
Livonia
Southgate
Romulus
Roseville
Allen Park
Ypsilanti
Plymouth
Fremont
Port Huron
Waterford
Utica
Madison Heights
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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 September 14, 2026.
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Ontario and Detroit flights
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Top 5 airlines flying from Ontario to Detroit
Discover the top 5 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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$338 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$499 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$310 | Average$504 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$567 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$340 | Average$571 | FlexibilityNo cancel fee | On-time69% |