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$41+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTW
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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Cheap flight deals from Ontario to Michigan

Keep the following information in mind while searching for Ontario to Michigan flight deals. Data was last updated February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$135
(Booking.com)

One-way from

$41
(Trip.com)

Popular in

July

Cheapest in

January

Average price

$389
Provider with most accurate pricing for Los Angeles-Detroit (DTT) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Detroit (DTT) flights.
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From Ontario to Michigan
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One-way flight from Ontario to Michigan
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ontario to Michigan

Cheapest flights from Ontario to Michigan
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 February 21, 2025.

This Booking.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3112:59 amONT - MDW
1 stop21h 22mFrontier
Thu 4/38:50 pmMDW - ONT
1 stop12h 35mFrontier
Deal found 2/21$135
This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1912:59 amONT - ORD
1 stop21h 24mFrontier
Tue 3/256:25 amORD - ONT
1 stop9h 18mFrontier
Deal found 2/19$135
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:13 pmONT - DTW
1 stop12h 31mFrontier
Sat 4/122:10 pmDTW - ONT
1 stop6h 47mFrontier
Deal found 2/20$150
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1511:45 amONT - ORD
1 stop10h 14mDelta
Thu 4/172:20 pmORD - ONT
1 stop10h 22mDelta
Deal found 2/21$183
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sun 8/3111:59 pmONT - ORD
1 stop7h 46mAmerican Airlines
Thu 9/45:00 amORD - ONT
1 stop6h 39mAmerican Airlines
Deal found 2/20$247
This American Airlines deal was found by Cheapflights users on 2/20. 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 5/612:46 pmONT - SBN
1 stop6h 27mAmerican Airlines
Tue 5/134:32 pmSBN - ONT
1 stop8h 27mAmerican Airlines
Deal found 2/20$247
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:59 pmONT - MDW
1 stop8h 19mDelta
Tue 9/303:40 pmMDW - ONT
1 stop8h 49mDelta
Deal found 2/21$257
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 3/126:00 amONT - DTW
1 stop30h 53mAlaska Airlines
Mon 3/174:49 pmDTW - ONT
1 stop9h 35mAlaska Airlines
Deal found 2/19$262
This Southwest deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/17:05 amONT - MDW
Nonstop3h 50mSouthwest
Thu 4/35:40 amMDW - ONT
1 stop5h 55mSouthwest
Deal found 2/21$287
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 9/126:55 pmONT - ORD
1 stop8h 09mAlaska Airlines
Mon 9/155:10 pmORD - ONT
1 stop19h 29mAlaska Airlines
Deal found 2/20$287
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1810:15 pmONT - AZO
2 stops12h 08mDelta
Sun 4/206:14 pmAZO - ONT
2 stops8h 27mDelta
Deal found 2/21$307
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/287:00 amONT - ORD
Nonstop4h 03mUnited Airlines
Mon 6/28:20 pmORD - ONT
Nonstop4h 31mUnited Airlines
Deal found 2/20$318

Find flights from Ontario to Michigan within your budget

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 February 21, 2025.

Fly from

Ontario

Fly to

Michigan

Route

Depart

Return

Price

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Mon 3/31

12:59 am-12:21 am

1 stop21h 22m

Chicago Midway

Thu 4/3

8:50 pm-7:25 am

1 stop12h 35m

$135

OntarioChicago

ONT - ORD

ONTORD

Ontario

Wed 3/19

12:59 am-12:23 am

1 stop21h 24m

Chicago O'Hare Intl

Tue 3/25

6:25 am-1:43 pm

1 stop9h 18m

$135

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Thu 4/3

6:13 pm-9:44 am

1 stop12h 31m

Detroit Metropolitan Wayne County

Sat 4/12

2:10 pm-5:57 pm

1 stop6h 47m

$150

OntarioChicago

ONT - ORD

ONTORD

Ontario

Tue 4/15

11:45 am-11:59 pm

1 stop10h 14m

Chicago O'Hare Intl

Thu 4/17

2:20 pm-10:42 pm

1 stop10h 22m

$183

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Tue 5/6

12:46 pm-10:13 pm

1 stop6h 27m

South Bend/Michiana

Tue 5/13

4:32 pm-9:59 pm

1 stop8h 27m

$247

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Wed 3/12

6:00 am-3:53 pm

1 stop30h 53m

Detroit Metropolitan Wayne County

Mon 3/17

4:49 pm-11:24 pm

1 stop9h 35m

$262

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 4/17

4:17 pm-12:35 am

1 stop6h 18m

Chicago O'Hare Intl

Fri 4/18

2:18 pm-9:58 pm

1 stop9h 40m

$274

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Wed 3/19

12:46 pm-10:23 pm

1 stop7h 37m

Chicago Midway

Wed 3/26

2:55 pm-10:43 pm

2 stops9h 48m

$278

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 4/24

5:10 am-11:00 am

Nonstop3h 50m

Chicago Midway

Mon 4/28

7:05 pm-11:00 pm

1 stop5h 55m

$282

OntarioChicago

ONT - ORD

ONTORD

Ontario

Mon 4/21

11:59 pm-8:25 am

1 stop6h 26m

Chicago O'Hare Intl

Wed 4/23

7:10 am-11:59 am

1 stop6h 49m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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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.
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.

Travel insights for flights from Ontario to Michigan

Get recent, data-driven insights about flights from Ontario to Michigan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Michigan?

Currently, April is the cheapest month in which you can book a flight from Ontario to Michigan (average of $257). Flying from Ontario to Michigan in March is currently the most expensive (average of $305). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to MI?

Find hourly flight availability from Ontario to Michigan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Michigan as you normally would.

Rainfall in Michigan by month

Plan your trip to Michigan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Michigan ranges from 1.8 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Michigan when rainfall is around 1.8 in.

Temperature in Michigan by month

Plan your trip to Michigan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Michigan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 February 21, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Ontario to Michigan. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,403 reviews
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,217 reviews
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.4
Good
3,069 reviews
Southwest
8.1
Very good
4,403 reviews

Food

7.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

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.

  • What airport do you fly from for flights from Ontario to Michigan?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Michigan.

  • What are the cheapest airlines to fly from Ontario to Michigan one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $41. Users have also found prices from $92 and $114 on Delta and United Airlines, respectively.

  • What are the most popular routes from Ontario to Michigan?

    The most popular flight routes from Ontario to Michigan are Ontario - Chicago O'Hare Intl, Ontario - Chicago Midway and Ontario - Detroit Metropolitan Wayne County.

  • Can I find deals for flights from Ontario to Michigan that include hotel bookings?

    Yes. In addition to deals on Ontario to Michigan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Michigan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Michigan.

  • Can I find deals for business class flights from Ontario to Michigan?

    Yes. Cheapflights offers flight deals from Ontario to Michigan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Michigan?

    Currently, April is the cheapest month in which you can book a flight from Ontario to Michigan (average of $257). Flying from Ontario to Michigan in March is currently the most expensive (average of $305). 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.

See more FAQs

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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.
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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 February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$309FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$152Average$265FlexibilityNo cancel feeOn-time65%
DeltaCheapest$239Average$469FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$502FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$534FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$394Average$545FlexibilityNo cancel feeOn-time63%
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