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Michigan

$97+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DTW
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$196
(Cheapflightsfares)

One-way from

$97
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$329
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 ($45 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 May 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 May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:30 amONT - DTW
1 stop5h 56mFrontier
Tue 6/107:00 amDTW - ONT
1 stop6h 43mFrontier
Deal found 4/29$196
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Sun 5/412:59 amONT - GRR
1 stop15h 55mFrontier
Fri 5/98:54 pmGRR - ONT
1 stop6h 05mFrontier
Deal found 4/29$225
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:59 amONT - ORD
1 stop20h 42mFrontier
Sat 5/246:00 amORD - ONT
1 stop29h 15mFrontier
Deal found 4/28$232
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Thu 5/1510:15 pmONT - MDW
1 stop14h 33mFrontier
Mon 5/198:03 pmMDW - ONT
1 stop5h 56mFrontier
Deal found 4/29$235
This Southwest deal was found by Cheapflights users on 4/29. 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 5/304:55 pmONT - MDW
1 stop6h 10mSouthwest
Fri 6/612:35 pmMDW - ONT
Nonstop4h 10mSouthwest
Deal found 4/29$237
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/67:00 amONT - ORD
Nonstop4h 03mUnited Airlines
Tue 6/1012:45 pmORD - ONT
1 stop6h 40mUnited Airlines
Deal found 4/29$237
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/2811:59 pmONT - SBN
1 stop9h 04mAmerican Airlines
Wed 6/44:47 pmSBN - ONT
1 stop8h 11mAmerican Airlines
Deal found 4/30$238
This Southwest deal was found by Cheapflights users on 4/29. 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 7/173:20 pmONT - ORD
1 stop6h 20mSouthwest
Mon 7/215:25 pmORD - ONT
1 stop5h 45mSouthwest
Deal found 4/29$242
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 50mAlaska Airlines
Tue 8/266:20 amORD - ONT
1 stop9h 49mAlaska Airlines
Deal found 4/29$246
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/144:50 pmONT - ORD
1 stop5h 42mAmerican Airlines
Sat 6/214:45 pmORD - ONT
1 stop6h 53mAmerican Airlines
Deal found 4/30$249
This Delta deal was found by Cheapflights users on 4/29. 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 9/510:59 pmONT - MDW
1 stop8h 52mDelta
Tue 9/91:05 pmMDW - ONT
1 stop8h 37mDelta
Deal found 4/29$257
This Delta deal was found by Cheapflights users on 4/29. 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 6/111:15 pmONT - ORD
1 stop6h 54mDelta
Sat 6/287:40 amORD - ONT
1 stop6h 37mDelta
Deal found 4/29$257

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 1, 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 6/4

6:30 am-3:26 pm

1 stop5h 56m

Detroit Metropolitan Wayne County

Tue 6/10

7:00 am-10:43 am

1 stop6h 43m

$196

OntarioGrand Rapids

ONT - GRR

ONTGRR

Ontario

Sun 5/4

12:59 am-7:54 pm

1 stop15h 55m

Grand Rapids Gerald R. Ford Intl

Fri 5/9

8:54 pm-11:59 pm

1 stop6h 05m

$225

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Thu 5/15

10:15 pm-2:48 pm

1 stop14h 33m

Chicago Midway

Mon 5/19

8:03 pm-11:59 pm

1 stop5h 56m

$235

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 5/15

6:35 pm-5:10 am

1 stop8h 35m

Chicago O'Hare Intl

Thu 5/22

9:50 pm-11:43 am

1 stop15h 53m

$235

OntarioChicago

ONT - MDW

ONTMDW

Ontario

Fri 5/30

4:55 pm-1:05 am

1 stop6h 10m

Chicago Midway

Fri 6/6

12:35 pm-2:45 pm

Nonstop4h 10m

$237

OntarioChicago

ONT - ORD

ONTORD

Ontario

Fri 6/6

7:00 am-1:03 pm

Nonstop4h 03m

Chicago O'Hare Intl

Tue 6/10

12:45 pm-5:25 pm

1 stop6h 40m

$237

OntarioSouth Bend

ONT - SBN

ONTSBN

Ontario

Wed 5/28

11:59 pm-12:03 pm

1 stop9h 04m

South Bend/Michiana

Wed 6/4

4:47 pm-9:58 pm

1 stop8h 11m

$238

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 7/17

3:20 pm-11:40 pm

1 stop6h 20m

Chicago O'Hare Intl

Mon 7/21

5:25 pm-9:10 pm

1 stop5h 45m

$242

OntarioChicago

ONT - ORD

ONTORD

Ontario

Thu 8/21

7:10 am-5:00 am

1 stop19h 50m

Chicago O'Hare Intl

Tue 8/26

6:20 am-2:09 pm

1 stop9h 49m

$246

OntarioChicago

ONT - ORD

ONTORD

Ontario

Sat 6/14

4:50 pm-12:32 am

1 stop5h 42m

Chicago O'Hare Intl

Sat 6/21

4:45 pm-9:38 pm

1 stop6h 53m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 May 1, 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 May 1, 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
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $97. Users have also found prices from $100 and $114 on American Airlines and Southwest, 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$326FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$148Average$247FlexibilityNo cancel feeOn-time65%
DeltaCheapest$239Average$459FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$501FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$285Average$510FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$394Average$544FlexibilityNo cancel feeOn-time63%

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