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Flint

$323+ Cheap flights from Ontario to Flint, MI (ONT - FNT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FNT
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Ontario to Flint

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Flint (FNT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$323
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$459
From Ontario to Flint Bishop
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Ontario to Flint

Cheapest flights from Ontario to Flint
Explore the most affordable flight options available from Ontario to Flint. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:10 amONT - FNT
2 stops9h 45mAmerican Airlines
Tue 9/237:25 pmFNT - ONT
2 stops19h 31mAmerican Airlines
Deal found 7/29$323
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/127:00 amONT - FNT
1 stop6h 11mUnited Airlines
Sat 8/164:46 pmFNT - ONT
1 stop8h 20mUnited Airlines
Deal found 7/29$339

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Flint 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 July 30, 2025.
Use the filters below to find and compare flights from Ontario to Flint that are best for you.

Fly from

Ontario

Fly to

Flint

Route

Depart

Return

Price

OntarioFlint

ONT - FNT

ONTFNT

Ontario

Sat 9/13

6:10 am-6:55 pm

2 stops9h 45m

Flint Bishop

Tue 9/23

7:25 pm-11:56 am

2 stops19h 31m

$323

OntarioFlint

ONT - FNT

ONTFNT

Ontario

Tue 8/12

7:00 am-4:11 pm

1 stop6h 11m

Flint Bishop

Sat 8/16

4:46 pm-10:06 pm

1 stop8h 20m

$339

OntarioFlint

ONT - FNT

ONTFNT

Ontario

Sat 8/16

6:31 pm-1:23 pm

2 stops15h 52m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Ontario to Flint

Have a flexible travel schedule? Discover the best time to fly to Flint 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 Flint

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

Currently, June is the cheapest month in which you can book a flight from Ontario to Flint, Michigan (average of $321). Flying from Ontario to Flint, Michigan in December is currently the most expensive (average of $422). 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.

Reviews of airlines servicing Flint

Get insights into the airlines that provide service to Flint. 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 Flint. Reviews last updated July 30, 2025.
See what other customers who have flown with United Airlines and American Airlines from Ontario to Flint have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Flint. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ontario to Flint, Michigan round-trip?

    Flying on American Airlines is currently your cheapest option to Flint, Michigan, with prices starting at $323. Another option worth looking into is United Airlines, starting at $339 round trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Flint 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 Flint, Michigan?

    Currently, June is the cheapest month in which you can book a flight from Ontario to Flint, Michigan (average of $321). Flying from Ontario to Flint, Michigan in December is currently the most expensive (average of $422). 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

Traveling to a place near Flint?

Book flights to Flint if you plan to visit one of these locations
Birch Run
Grand Blanc

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