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Ontario

$184+ Cheap flights from Flint to Ontario (FNT - ONT)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — ONT
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Flint to Ontario

Cheapest flights from Flint to Ontario
Explore the most affordable flight options available from Flint to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:41 pm
FNT
-
ONT
2 stops12h 07m
American Airlines
Mon 2/911:59 pm
ONT
-
FNT
2 stops10h 12m
American Airlines
Deal found 1/19$345
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/29:00 am
FNT
-
ONT
1 stop13h 10m
Multiple Airlines
Mon 2/91:46 pm
ONT
-
FNT
2 stops45h 36m
Multiple Airlines
Deal found 1/19$358
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/153:55 pm
FNT
-
ONT
1 stop9h 31m
United Airlines
Sat 4/257:00 am
ONT
-
FNT
1 stop9h 04m
United Airlines
Deal found 1/21$367
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:28 pm
FNT
-
ONT
2 stops9h 41m
American Airlines
Sat 2/2811:58 pm
ONT
-
FNT
2 stops8h 57m
American Airlines
Deal found 1/21$378
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:53 pm
FNT
-
ONT
1 stop9h 37m
United Airlines
Sat 5/97:00 am
ONT
-
FNT
1 stop9h 04m
United Airlines
Deal found 1/21$383
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:28 pm
FNT
-
ONT
2 stops9h 41m
American Airlines
Thu 2/2611:58 pm
ONT
-
FNT
2 stops8h 57m
American Airlines
Deal found 1/21$394
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:45 pm
FNT
-
ONT
1 stop8h 41m
United Airlines
Sat 6/67:00 am
ONT
-
FNT
1 stop6h 13m
United Airlines
Deal found 1/21$399
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:28 pm
FNT
-
ONT
2 stops9h 41m
American Airlines
Sun 2/2211:58 pm
ONT
-
FNT
2 stops8h 57m
American Airlines
Deal found 1/21$419
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/21:40 pm
FNT
-
ONT
2 stops12h 08m
American Airlines
Mon 2/911:59 pm
ONT
-
FNT
2 stops10h 12m
American Airlines
Deal found 1/19$420
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:28 pm
FNT
-
ONT
2 stops9h 41m
American Airlines
Fri 3/1311:58 pm
ONT
-
FNT
2 stops8h 57m
American Airlines
Deal found 1/21$444

Find flight deals from Flint to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) to Ontario (ONT). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$345
(American Airlines)

One-way from

$184
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$359
Provider with most accurate pricing for Flint Bishop-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Flint Bishop-Ontario flights.
Search Deals
From Flint Bishop to Ontario
Search Deals
One-way flight from Flint Bishop to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint to Ontario 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 January 21, 2026.
Use the filters below to find and compare flights from Flint to Ontario that are best for you.

Fly from

Flint

Fly to

Ontario

Route

Depart

Return

Price

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Mon 2/2

9:00 am-7:10 pm

1 stop13h 10m

Ontario

Mon 2/9

1:46 pm-2:22 pm

2 stops45h 36m

$358

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Wed 4/15

3:55 pm-10:26 pm

1 stop9h 31m

Ontario

Sat 4/25

7:00 am-7:04 pm

1 stop9h 04m

$367

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 2/17

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Wed 2/25

11:58 pm-11:55 am

2 stops8h 57m

$378

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 2/17

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Tue 2/24

11:58 pm-11:55 am

2 stops8h 57m

$378

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Mon 5/4

3:53 pm-10:30 pm

1 stop9h 37m

Ontario

Sat 5/9

7:00 am-7:04 pm

1 stop9h 04m

$383

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 3/3

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Mon 3/9

11:58 pm-11:55 am

2 stops8h 57m

$394

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 2/17

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Thu 2/26

11:58 pm-11:55 am

2 stops8h 57m

$394

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 2/17

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Mon 2/23

11:58 pm-11:55 am

2 stops8h 57m

$394

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Tue 2/17

12:28 pm-7:09 pm

2 stops9h 41m

Ontario

Fri 2/27

11:58 pm-11:55 am

2 stops8h 57m

$394

FlintOntario

FNT - ONT

FNTONT

Flint Bishop

Wed 6/3

4:45 pm-10:26 pm

1 stop8h 41m

Ontario

Sat 6/6

7:00 am-4:13 pm

1 stop6h 13m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Flint to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Flint to Ontario in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Flint-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flint-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flint-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Flint-Ontario flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Flint-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Flint to Ontario

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

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

Currently, February is the cheapest month in which you can book a flight from Flint to Ontario (average of $102). Flying from Flint to Ontario in June is currently the most expensive (average of $159). 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Flint to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,191 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • How long is the flight from Flint to Ontario?

    Airlines like United Airlines and American Airlines fly from Flint to Ontario in about 9h 31m. The time it takes to get you to your destination can typically vary by up to 10m. The distance between Flint and Ontario is about 1915 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on American Airlines is currently your cheapest option to Ontario, with prices starting at $299. Another option worth looking into is United Airlines, starting at $317 round trip.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Flint to Ontario (average of $102). Flying from Flint to Ontario in June is currently the most expensive (average of $159). 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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Top 2 airlines flying from Flint to Ontario

Discover the top 2 airlines that operate flights from Flint to Ontario. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$299Average$519FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$317Average$532FlexibilityNo cancel feeOn-time69%

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