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$88+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTW
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$191
(CheapOair)

One-way from

$88
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$341
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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Highest demand for flights based on searches. 11% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This CheapOair deal was found by Cheapflights users on 4/17. 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 5/211:08 pmONT - DTW
1 stop23h 18mFrontier
Mon 6/210:06 pmDTW - ONT
1 stop25h 45mFrontier
Deal found 4/17$191
This Mytrip deal was found by Cheapflights users on 4/17. 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 5/285:21 pmONT - GRR
1 stop22h 59mFrontier
Fri 5/308:33 pmGRR - ONT
1 stop15h 42mFrontier
Deal found 4/17$192
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:44 amONT - MDW
1 stop26h 07mFrontier
Fri 4/256:15 amMDW - ONT
1 stop8h 59mFrontier
Deal found 4/16$218
This Frontier deal was found by Cheapflights users on 4/17. 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 4/2512:11 pmONT - ORD
1 stop9h 26mFrontier
Sun 5/48:14 pmORD - ONT
1 stop13h 10mFrontier
Deal found 4/17$218
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/257:00 amONT - ORD
Nonstop4h 03mUnited Airlines
Sat 5/317:55 pmORD - ONT
Nonstop4h 31mUnited Airlines
Deal found 4/17$227
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 8/217:10 amONT - ORD
1 stop19h 54mAlaska Airlines
Tue 8/268:42 pmORD - ONT
1 stop16h 03mAlaska Airlines
Deal found 4/16$246
This Southwest deal was found by Cheapflights users on 4/16. 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 7/218:05 pmONT - MDW
1 stop6h 55mSouthwest
Fri 7/253:55 pmMDW - ONT
1 stop7h 55mSouthwest
Deal found 4/16$247
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 5/197:25 pmONT - ORD
1 stop7h 48mAmerican Airlines
Wed 5/286:00 amORD - ONT
1 stop7h 50mAmerican Airlines
Deal found 4/16$247
This Delta deal was found by Cheapflights users on 4/16. 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 6/412:18 pmONT - MDW
1 stop7h 09mDelta
Sat 6/76:00 amMDW - ONT
1 stop7h 08mDelta
Deal found 4/16$257
This Delta deal was found by Cheapflights users on 4/17. 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 8/221:00 pmONT - ORD
1 stop7h 00mDelta
Thu 8/287:15 amORD - ONT
1 stop7h 08mDelta
Deal found 4/17$257
This American Airlines deal was found by Cheapflights users on 4/17. 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 5/910:40 pmONT - SBN
1 stop9h 53mAmerican Airlines
Tue 5/137:15 amSBN - ONT
1 stop9h 37mAmerican Airlines
Deal found 4/17$289
This American Airlines deal was found by Cheapflights users on 4/17. 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 8/2211:59 pmONT - TVC
2 stops11h 38mAmerican Airlines
Sun 8/316:10 pmTVC - ONT
1 stop6h 34mAmerican Airlines
Deal found 4/17$294

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 April 17, 2025.
Use the filters below to find and compare flights from Ontario to Michigan that are best for you.

Fly from

Ontario

Fly to

Michigan

Route

Depart

Return

Price

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Wed 5/21

1:08 pm-3:26 pm

1 stop23h 18m

Detroit Metropolitan Wayne County

Mon 6/2

10:06 pm-8:51 pm

1 stop25h 45m

$191

OntarioGrand Rapids

ONT - GRR

ONTGRR

Ontario

Wed 5/28

5:21 pm-7:20 pm

1 stop22h 59m

Grand Rapids Gerald R. Ford Intl

Fri 5/30

8:33 pm-9:15 am

1 stop15h 42m

$192

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 5/22

5:26 pm-3:00 pm

1 stop19h 34m

Chicago Midway

Sat 5/24

2:44 pm-9:15 am

1 stop20h 31m

$218

OntarioChicago

ONT - ORD

ONTORD

Ontario

Mon 4/28

2:42 pm-5:14 am

1 stop12h 32m

Chicago O'Hare Intl

Thu 5/1

8:14 pm-7:24 am

1 stop13h 10m

$218

OntarioChicago

ONT - ORD

ONTORD

Ontario

Sat 7/26

7:00 am-1:03 pm

Nonstop4h 03m

Chicago O'Hare Intl

Thu 7/31

7:40 pm-10:11 pm

Nonstop4h 31m

$227

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 8/21

7:10 am-5:04 am

1 stop19h 54m

Chicago O'Hare Intl

Tue 8/26

8:42 pm-10:45 am

1 stop16h 03m

$246

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Mon 7/21

8:05 pm-5:00 am

1 stop6h 55m

Chicago Midway

Fri 7/25

3:55 pm-9:50 pm

1 stop7h 55m

$247

OntarioChicago

ONT - ORD

ONTORD

Ontario

Mon 5/19

11:59 pm-11:08 am

1 stop9h 09m

Chicago O'Hare Intl

Thu 5/29

1:34 pm-9:05 pm

1 stop9h 31m

$247

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Wed 6/4

12:18 pm-9:27 pm

1 stop7h 09m

Chicago Midway

Sat 6/7

6:00 am-11:08 am

1 stop7h 08m

$257

OntarioChicago

ONT - ORD

ONTORD

Ontario

Fri 8/22

1:00 pm-10:00 pm

1 stop7h 00m

Chicago O'Hare Intl

Thu 8/28

7:15 am-12:23 pm

1 stop7h 08m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Michigan

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 April 17, 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 April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,380 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $88. Users have also found prices from $114 and $123 on United Airlines and Alaska 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$127Average$311FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$148Average$249FlexibilityNo cancel feeOn-time65%
DeltaCheapest$239Average$464FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$497FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$285Average$510FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$394Average$545FlexibilityNo cancel feeOn-time63%

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