$84+ Cheap flights from Ontario (ONT) to Michigan
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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTW
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Michigan with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Ontario to MichiganExplore the most affordable flight options available from Ontario to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Ontario to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:40 pm
ONT
- DTW
1 stop12h 41m
Frontier
Wed 7/298:52 am
DTW
- ONT
1 stop11h 57m
Frontier
Deal found 5/12![Frontier logo]()
$210
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Tue 6/28:20 am
DTW
- ONT
1 stop18h 29m
Frontier
Deal found 5/8![Frontier logo]()
$220
This Booking.com deal was found by Cheapflights users on 5/10. 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.
Tue 7/146:00 am
ONT
- DTW
1 stop27h 34m
Frontier
Tue 7/288:51 am
DTW
- ONT
1 stop14h 02m
Frontier
Deal found 5/10![Frontier logo]()
$222
This Expedia deal was found by Cheapflights users on 5/10. 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 6/28:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Sat 6/68:57 am
DTW
- ONT
1 stop25h 11m
Frontier
Deal found 5/10![Frontier logo]()
$224
This Frontier deal was found by Cheapflights users on 5/10. 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 8/1210:49 am
ONT
- DTW
1 stop10h 10m
Frontier
Wed 8/191:22 pm
DTW
- ONT
1 stop13h 27m
Frontier
Deal found 5/10![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/10. 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.
Tue 5/266:00 am
ONT
- DTW
1 stop27h 35m
Frontier
Mon 6/18:52 am
DTW
- ONT
1 stop25h 43m
Frontier
Deal found 5/10![Frontier logo]()
$234
This Booking.com deal was found by Cheapflights users on 5/11. 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.
Thu 8/1310:49 am
ONT
- DTW
1 stop22h 45m
Frontier
Tue 8/187:45 am
DTW
- ONT
1 stop29h 20m
Frontier
Deal found 5/11![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 5/11. 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 7/1810:49 am
ONT
- DTW
1 stop10h 10m
Frontier
Sat 8/88:52 am
DTW
- ONT
1 stop11h 57m
Frontier
Deal found 5/11![Frontier logo]()
$238
This Mytrip deal was found by Cheapflights users on 5/10. 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.
Wed 6/36:00 am
ONT
- DTW
1 stop14h 59m
Frontier
Sun 6/78:52 am
DTW
- ONT
1 stop25h 16m
Frontier
Deal found 5/10![Frontier logo]()
$239
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Tue 9/157:20 am
DTW
- ONT
1 stop9h 37m
Frontier
Deal found 5/12![Frontier logo]()
$240
This Trip.com deal was found by Cheapflights users on 5/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:00 am
ONT
- DTW
1 stop27h 46m
Frontier
Tue 7/288:51 am
DTW
- ONT
1 stop9h 16m
Frontier
Deal found 5/12![Frontier logo]()
$241
This Booking.com deal was found by Cheapflights users on 5/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
ONT
- DTW
1 stop27h 35m
Frontier
Fri 5/291:20 pm
DTW
- ONT
1 stop13h 29m
Frontier
Deal found 5/8![Frontier logo]()
$242
Best flights from Ontario to MichiganDiscover carefully curated flight deals from Ontario to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Ontario to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:45 pm
ONT
- MDW
1 stop6h 25m
Southwest
Tue 6/96:40 pm
MDW
- ONT
1 stop6h 05m
Southwest
Deal found 5/8![Southwest logo]()
$293
This United Airlines deal was found by Cheapflights users on 5/7. 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 10/77:00 am
ONT
- ORD
Nonstop4h 03m
United Airlines
Tue 10/137:55 pm
ORD
- ONT
Nonstop4h 31m
United Airlines
Deal found 5/7![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:00 pm
ONT
- MBS
2 stops10h 07m
Delta
Fri 8/143:44 pm
MBS
- ONT
2 stops10h 50m
Delta
Deal found 5/9![Delta logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 6/412:04 pm
ONT
- ORD
1 stop9h 55m
Alaska Airlines
Sat 6/67:40 am
ORD
- ONT
1 stop9h 29m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:59 pm
ONT
- AZO
2 stops8h 23m
American Airlines
Sat 6/63:47 pm
AZO
- ONT
2 stops9h 52m
American Airlines
Deal found 5/8![American Airlines logo]()
$459
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Thu 7/211:58 am
ONT
- FNT
1 stop24h 57m
Multiple Airlines
Thu 7/96:30 am
FNT
- ONT
2 stops40h 23m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$549
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:55 pm
ONT
- MDW
1 stop5h 30m
Southwest
Wed 6/105:35 pm
MDW
- ONT
1 stop7h 25m
Southwest
Deal found 5/9![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:50 pm
ONT
- ORD
1 stop9h 09m
United Airlines
Tue 7/288:18 pm
ORD
- ONT
Nonstop4h 33m
United Airlines
Deal found 5/9![United Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
ONT
- SBN
2 stops11h 48m
Delta
Fri 6/55:01 pm
SBN
- ONT
1 stop7h 47m
Delta
Deal found 5/10![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2510:00 pm
ONT
- AZO
2 stops10h 50m
Delta
Wed 6/36:15 pm
AZO
- ONT
2 stops8h 19m
Delta
Deal found 5/10![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Sun 10/185:00 am
MDW
- ONT
1 stop6h 00m
Southwest
Deal found 5/11![Southwest logo]()
$402
This Delta deal was found by Cheapflights users on 5/11. 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.
Sun 5/2410:00 pm
ONT
- AZO
2 stops10h 50m
Delta
Wed 6/36:15 pm
AZO
- ONT
2 stops8h 19m
Delta
Deal found 5/11![Delta logo]()
$402
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:10 pm
ONT
- AZO
2 stops8h 19m
American Airlines
Sat 6/63:47 pm
AZO
- ONT
2 stops9h 52m
American Airlines
Deal found 5/8![American Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/86:39 pm
ONT
- ORD
1 stop9h 14m
United Airlines
Mon 6/158:18 pm
ORD
- ONT
Nonstop4h 33m
United Airlines
Deal found 5/11![United Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:15 am
ONT
- MDW
2 stops7h 20m
Southwest
Sun 7/2610:15 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 5/12![Southwest logo]()
$408
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:32 pm
ONT
- GRR
1 stop8h 27m
Delta
Mon 8/246:05 pm
GRR
- ONT
2 stops8h 29m
Delta
Deal found 5/9![Delta logo]()
$402
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:59 pm
ONT
- AZO
2 stops8h 23m
American Airlines
Sat 6/63:47 pm
AZO
- ONT
2 stops9h 52m
American Airlines
Deal found 5/8![American Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:45 am
ONT
- ORD
1 stop8h 54m
United Airlines
Fri 8/145:30 pm
ORD
- ONT
Nonstop4h 27m
United Airlines
Deal found 5/9![United Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/89:40 pm
ONT
- MDW
1 stop5h 45m
Southwest
Mon 6/155:20 am
MDW
- ONT
1 stop8h 00m
Southwest
Deal found 5/11![Southwest logo]()
$412
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:59 pm
ONT
- AZO
2 stops8h 23m
American Airlines
Tue 6/212:05 pm
AZO
- ONT
2 stops13h 33m
American Airlines
Deal found 5/9![American Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:00 am
ONT
- SBN
1 stop7h 52m
United Airlines
Sat 8/293:32 pm
SBN
- ONT
1 stop7h 25m
United Airlines
Deal found 5/12![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:01 pm
ONT
- GRR
2 stops13h 39m
Delta
Mon 8/242:32 pm
GRR
- ONT
2 stops12h 02m
Delta
Deal found 5/9![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Sun 7/1910:15 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 5/11![Southwest logo]()
$437
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 5/287:41 pm
ONT
- DTW
2 stops11h 06m
Alaska Airlines
Fri 5/296:08 pm
DTW
- ONT
1 stop8h 50m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$640
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:20 am
ONT
- GRR
2 stops9h 41m
Delta
Sat 8/82:10 pm
GRR
- ONT
1 stop7h 19m
Delta
Deal found 5/8![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:10 am
ONT
- ORD
Nonstop4h 15m
United Airlines
Wed 7/296:00 am
ORD
- ONT
1 stop8h 47m
United Airlines
Deal found 5/10![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 5/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Fri 6/1211:45 am
MDW
- ONT
Nonstop4h 05m
Southwest
Deal found 5/8![Southwest logo]()
$437
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 9/177:57 pm
ONT
- DTW
2 stops13h 02m
Alaska Airlines
Wed 9/235:36 pm
DTW
- ONT
1 stop8h 48m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:10 am
ONT
- ORD
Nonstop4h 15m
United Airlines
Sun 7/128:18 pm
ORD
- ONT
Nonstop4h 33m
United Airlines
Deal found 5/8![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 5/11. 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.
Sat 5/236:00 am
ONT
- AZO
2 stops8h 35m
Delta
Wed 6/36:15 pm
AZO
- ONT
2 stops8h 19m
Delta
Deal found 5/11![Delta logo]()
$434
Last-minute flights from Ontario to MichiganDiscover last-minute flight deals from Ontario to Michigan. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Michigan. Data last updated May 13, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 5/10. 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.
Tue 5/266:00 am
ONT
- DTW
1 stop27h 35m
Frontier
Mon 6/18:52 am
DTW
- ONT
1 stop25h 43m
Frontier
Deal found 5/10![Frontier logo]()
$234
This Booking.com deal was found by Cheapflights users on 5/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
ONT
- DTW
1 stop27h 35m
Frontier
Fri 5/291:20 pm
DTW
- ONT
1 stop13h 29m
Frontier
Deal found 5/8![Frontier logo]()
$242
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Tue 6/28:20 am
DTW
- ONT
1 stop18h 29m
Frontier
Deal found 5/8![Frontier logo]()
$220
This Frontier deal was found by Cheapflights users on 5/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
ONT
- GRR
1 stop10h 44m
Frontier
Sat 6/138:29 pm
GRR
- ONT
1 stop6h 20m
Frontier
Deal found 5/8![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 5/10. 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 6/28:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Sat 6/68:57 am
DTW
- ONT
1 stop25h 11m
Frontier
Deal found 5/10![Frontier logo]()
$224
This Frontier deal was found by Cheapflights users on 5/11. 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.
Tue 6/210:50 am
ONT
- DTW
1 stop10h 09m
Frontier
Thu 6/118:52 am
DTW
- ONT
1 stop12h 00m
Frontier
Deal found 5/11![Frontier logo]()
$230
This Booking.com deal was found by Cheapflights users on 5/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Fri 6/58:52 am
DTW
- ONT
1 stop25h 56m
Frontier
Deal found 5/8![Frontier logo]()
$243
This Mytrip deal was found by Cheapflights users on 5/10. 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.
Wed 6/36:00 am
ONT
- DTW
1 stop14h 59m
Frontier
Sun 6/78:52 am
DTW
- ONT
1 stop25h 16m
Frontier
Deal found 5/10![Frontier logo]()
$239
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Tue 9/157:20 am
DTW
- ONT
1 stop9h 37m
Frontier
Deal found 5/12![Frontier logo]()
$240
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
ONT
- DTW
1 stop27h 35m
Frontier
Sat 6/68:57 am
DTW
- ONT
1 stop25h 11m
Frontier
Deal found 5/12![Frontier logo]()
$238
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Sun 6/78:52 am
DTW
- ONT
1 stop25h 16m
Frontier
Deal found 5/12![Frontier logo]()
$250
This Trip.com deal was found by Cheapflights users on 5/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:00 am
ONT
- DTW
1 stop27h 46m
Frontier
Tue 7/288:51 am
DTW
- ONT
1 stop9h 16m
Frontier
Deal found 5/12![Frontier logo]()
$241
One-way flights from Ontario to MichiganSearch for one-way flight options from Ontario to Michigan. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
Search for one-way flight options from Ontario to Michigan. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Trip.com deal was found by Cheapflights users on 5/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
ONT
- ORD
1 stop12h 53m
Frontier
Deal found 5/8![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Tue 6/233:34 pm
ONT
- ORD
1 stop11h 33m
Frontier
Deal found 5/11![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:28 pm
ONT
- ORD
1 stop14h 00m
Frontier
Deal found 5/12![Frontier logo]()
$104
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:50 pm
ONT
- ORD
1 stop9h 09m
United Airlines
Deal found 5/10![United Airlines logo]()
$105
This Super.com deal was found by Cheapflights users on 5/11. 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.
Tue 6/28:06 pm
ONT
- DTW
1 stop19h 37m
Frontier
Deal found 5/11![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 5/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/153:40 pm
ONT
- ORD
1 stop11h 48m
Frontier
Deal found 5/12![Frontier logo]()
$106
This Trip.com deal was found by Cheapflights users on 5/10. 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.
Wed 6/36:00 am
ONT
- ORD
1 stop12h 32m
Frontier
Deal found 5/10![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 5/10. 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 7/146:00 am
ONT
- DTW
1 stop27h 34m
Frontier
Deal found 5/10![Frontier logo]()
$110
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:18 pm
ONT
- ORD
1 stop8h 24m
American Airlines
Deal found 5/12![American Airlines logo]()
$110
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:50 am
ONT
- DTW
1 stop10h 09m
Frontier
Deal found 5/12![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 5/11. 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.
Wed 6/173:34 pm
ONT
- ORD
1 stop11h 33m
Frontier
Deal found 5/11![Frontier logo]()
$111
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:34 pm
ONT
- ORD
1 stop11h 33m
Frontier
Deal found 5/12![Frontier logo]()
$113
Find flight deals from Ontario to Michigan
Keep the following information in mind while searching for Ontario to Michigan flight deals. Data was last updated May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $210 (Expedia) |
One-way from | $84 (Trip.com) |
Popular in | April |
Cheapest in | September |
Average price | $351 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Michigan 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 May 13, 2026.
Use the filters below to find and compare flights from Ontario to Michigan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Mon 6/8
8:45 pm-5:10 am
1 stop6h 25m
Chicago Midway
Tue 6/9
6:40 pm-10:45 pm
1 stop6h 05m
$293
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Mon 6/1
9:55 pm-5:25 am
1 stop5h 30m
Chicago Midway
Wed 6/10
5:35 pm-11:00 pm
1 stop7h 25m
$307
OntarioChicago
ONT - ORD
ONTORD
Ontario
Wed 10/7
7:00 am-1:03 pm
Nonstop4h 03m
Chicago O'Hare Intl
Tue 10/13
7:55 pm-10:26 pm
Nonstop4h 31m
$359
OntarioChicago
ONT - ORD
ONTORD
Ontario
Tue 7/21
1:50 pm-12:59 am
1 stop9h 09m
Chicago O'Hare Intl
Tue 7/28
8:18 pm-10:51 pm
Nonstop4h 33m
$365
OntarioBay City
ONT - MBS
ONTMBS
Ontario
Mon 7/27
10:00 pm-11:07 am
2 stops10h 07m
Bay City MBS Intl
Fri 8/14
3:44 pm-11:34 pm
2 stops10h 50m
$369
OntarioSouth Bend
ONT - SBN
ONTSBN
Ontario
Wed 5/27
6:00 am-8:48 pm
2 stops11h 48m
South Bend/Michiana
Fri 6/5
5:01 pm-9:48 pm
1 stop7h 47m
$372
OntarioKalamazoo
ONT - AZO
ONTAZO
Ontario
Mon 5/25
10:00 pm-11:50 am
2 stops10h 50m
Kalamazoo Intl
Wed 6/3
6:15 pm-11:34 pm
2 stops8h 19m
$389
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Thu 10/15
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Sun 10/18
5:00 am-9:00 am
1 stop6h 00m
$402
OntarioKalamazoo
ONT - AZO
ONTAZO
Ontario
Sun 5/24
10:00 pm-11:50 am
2 stops10h 50m
Kalamazoo Intl
Wed 6/3
6:15 pm-11:34 pm
2 stops8h 19m
$402
OntarioGrand Rapids
ONT - GRR
ONTGRR
Ontario
Wed 8/19
12:32 pm-11:59 pm
1 stop8h 27m
Grand Rapids Gerald R. Ford Intl
Mon 8/24
6:05 pm-11:34 pm
2 stops8h 29m
$402
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Michigan
Have a flexible travel schedule? Discover the best time to fly to Michigan from Ontario with our price prediction graph.
ONT-DTW
ONT-GRR
ONT-MDW
ONT-SBN
ONT-ORD
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 Michigan
ONT-USMI
ONT-DTW
ONT-GRR
ONT-MDW
ONT-SBN
How far ahead should I book a flight from Ontario to Michigan?
Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Michigan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Ontario to Michigan?
Currently, June is the cheapest month in which you can book a flight from Ontario to Michigan (average of $128). Flying from Ontario to Michigan in January is currently the most expensive (average of $296). 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 Michigan?
Reviews of airlines servicing Michigan
Get insights into the airlines that provide service to Michigan. 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 Michigan. Reviews last updated May 13, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Ontario to Michigan. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
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 Michigan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Michigan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Michigan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Michigan by cabin class
Find flights from Ontario to Michigan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Michigan flights
Browse other Ontario and Michigan flight options. Last updated on May 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Michigan flights
Consider these flights traveling from Ontario to Michigan.
Top 6 airlines flying from Ontario to Michigan
Discover the top 6 airlines that operate flights from Ontario to Michigan. 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$126 | Average$285 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$177 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$272 | Average$457 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$277 | Average$496 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$279 | Average$495 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$520 | FlexibilityNo cancel fee | On-time63% |