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Ontario

$279+ Cheap flights from Lafayette to Ontario (LFT - 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — ONT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Lafayette to Ontario

Cheapest flights from Lafayette to Ontario
Explore the most affordable flight options available from Lafayette to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/224:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Mon 12/296:04 amONT - LFT
1 stop5h 18mUnited Airlines
Deal found 12/10$494
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/194:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Mon 1/56:39 pmONT - LFT
2 stops18h 52mUnited Airlines
Deal found 12/10$628
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/234:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Fri 1/26:39 pmONT - LFT
2 stops15h 08mUnited Airlines
Deal found 12/11$687
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/164:12 pmLFT - ONT
1 stop7h 37mUnited Airlines
Sat 12/206:04 amONT - LFT
1 stop7h 27mUnited Airlines
Deal found 12/11$717
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/214:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Mon 1/56:10 amONT - LFT
1 stop5h 12mUnited Airlines
Deal found 12/10$720
This Delta deal was found by Cheapflights users on 12/9. 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 12/1711:44 amLFT - ONT
1 stop9h 55mDelta
Thu 12/1812:12 pmONT - LFT
1 stop7h 55mDelta
Deal found 12/9$915

Find flight deals from Lafayette to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Lafayette (LFT) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$329
(Delta)

One-way from

$279
(Delta)

Popular in

May

Cheapest in

August

Average price

$387
Provider with most accurate pricing for Lafayette Regional-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lafayette Regional-Ontario flights.
Search Deals
From Lafayette Regional to Ontario
Search Deals
One-way flight from Lafayette Regional to Ontario
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lafayette 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 December 12, 2025.
Use the filters below to find and compare flights from Lafayette to Ontario that are best for you.

Fly from

Lafayette

Fly to

Ontario

Route

Depart

Return

Price

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 2/21

4:07 pm-9:59 pm

1 stop7h 52m

Ontario

Wed 2/25

8:00 am-5:39 pm

1 stop7h 39m

$379

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 2/14

4:07 pm-9:59 pm

1 stop7h 52m

Ontario

Wed 2/18

8:00 am-3:28 pm

1 stop5h 28m

$419

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Mon 12/22

4:06 pm-9:52 pm

1 stop7h 46m

Ontario

Mon 12/29

6:04 am-1:22 pm

1 stop5h 18m

$494

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Thu 1/15

12:10 pm-10:53 pm

2 stops12h 43m

Ontario

Fri 1/23

6:00 am-3:31 pm

1 stop7h 31m

$504

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sun 1/18

6:08 am-11:31 am

1 stop7h 23m

$279

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sun 1/4

4:06 pm-9:52 pm

1 stop7h 46m

$388

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Tue 1/6

4:10 pm-9:59 pm

1 stop7h 49m

$388

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Wed 12/31

12:22 pm-9:07 pm

2 stops10h 45m

$393

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Mon 1/5

12:22 pm-9:08 pm

2 stops10h 46m

$393

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Tue 12/30

5:54 pm-10:14 pm

1 stop6h 20m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 13 results
1
2

Compare providers for flights from Lafayette 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 Lafayette to Ontario in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Lafayette-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lafayette-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lafayette-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lafayette-Ontario flights, Cheapflights users trust eDreams the most. eDreams 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 Lafayette-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 Lafayette to Ontario

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

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

Currently, May is the cheapest month in which you can book a flight from Lafayette to Ontario (average of $144). Flying from Lafayette to Ontario in July is currently the most expensive (average of $318). 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 LFT to ONT?

Find hourly flight availability from Lafayette to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Lafayette to Ontario in the afternoon. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight at noon.

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 December 12, 2025.
Read reviews from past customers who have flown American Airlines from Lafayette 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.
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Overall

7.2

Food

6.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Michael,Oct 2024

MSY - DCA

On time flight. Cabin not cleaned prior to flight. Trash in seat pocket.
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Overall

7.2

Food

6.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Michael,Oct 2024

MSY - DCA

On time flight. Cabin not cleaned prior to flight. Trash in seat pocket.

Related info for your journey

Find useful and relevant information for your journey from Lafayette 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 Lafayette to Ontario?

    There are many flights that can get you from Lafayette to Ontario in 7h 52m. Fly via United Airlines to get the fastest option. There are 1517 mi between Lafayette and Ontario.

  • What is the cheapest airline to fly from Lafayette to Ontario round-trip?

    Cheapflights users have booked flights from Lafayette to Ontario round-trip from $258.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Lafayette to Ontario (average of $144). Flying from Lafayette to Ontario in July is currently the most expensive (average of $318). 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.

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Top airline flying from Lafayette to Ontario

Discover the top airline that operate flights from Lafayette 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$338FlexibilityNo cancel feeOn-time71%

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