HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$379+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — ONT
Sep 15 — Sep 221
Tue 9/15
Tue 9/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lafayette to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 16, 2026.

This American Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/275:27 pm -
1 stop7h 32m
Mon 8/3110:29 am -
1 stop7h 11m
Deal found 8/12$429
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/274:04 pm -
1 stop7h 55m
Mon 8/316:08 am -
2 stops11h 24m
Deal found 8/12$434
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/512:03 pm -
1 stop8h 09m
Tue 9/86:00 am -
1 stop5h 09m
Deal found 8/11$459
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/275:15 am -
2 stops9h 14m
Sat 10/316:00 am -
1 stop7h 32m
Deal found 8/13$464
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 10/242:10 pm -
2 stops10h 41m
Tue 10/276:00 am -
2 stops9h 43m
Deal found 8/15$499
This United Airlines deal was found by Cheapflights users on 8/15. 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 9/44:04 pm -
1 stop28h 08m
Sun 9/66:00 am -
1 stop7h 29m
Deal found 8/15$561
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/234:04 pm -
1 stop7h 55m
Sun 9/136:00 am -
1 stop5h 09m
Deal found 8/14$574

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 August 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$429
(American Airlines)

One-way from

$379
(United Airlines)

Popular in

July

Cheapest in

April

Average price

$473
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. 6% potential increase in price ($32 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 August 2026
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 August 16, 2026.
Use the filters below to find and compare flights from Lafayette to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LafayetteOntario

LFT Lafayette Regional - ONT Ontario

LFTONT

Lafayette Regional

Sat 10/24

4:10 pm-9:59 pm

1 stop7h 49m

Ontario

Tue 10/27

6:00 am-1:26 pm

1 stop5h 26m

$459

LafayetteOntario

LFT Lafayette Regional - ONT Ontario

LFTONT

Lafayette Regional

Tue 10/27

5:15 am-12:29 pm

2 stops9h 14m

Ontario

Sat 10/31

6:00 am-3:32 pm

1 stop7h 32m

$464

LafayetteOntario

LFT Lafayette Regional - ONT Ontario

LFTONT

Lafayette Regional

Wed 9/9

12:03 pm-8:01 pm

2 stops9h 58m

Ontario

Sun 9/13

6:00 am-3:29 pm

1 stop7h 29m

$464

LafayetteOntario

LFT Lafayette Regional - ONT Ontario

LFTONT

Lafayette Regional

Fri 9/4

4:04 pm-6:12 pm

1 stop28h 08m

Ontario

Sun 9/6

5:00 am-7:32 pm

2 stops12h 32m

$566
Cheapest one-way
Quickest one-way

LafayetteOntario

LFT Lafayette Regional - ONT Ontario

LFTONT

Lafayette Regional

Thu 9/3

4:04 pm-9:59 pm

1 stop7h 55m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Sorted by cheapest first

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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lafayette-Ontario flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 August 16, 2026.
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
7.1
Good
11,947 reviews

Comfort

7.2

Food

6.4

Overall

7.1

Entertainment

6.8

Boarding

7.5

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,947 reviews
American Airlines
7.1
Good
11,947 reviews

Comfort

7.2

Food

6.4

Overall

7.1

Entertainment

6.8

Boarding

7.5

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

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 49m. 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 $261.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lafayette to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
New Orleans to Los Angeles flights
New Orleans to Las Vegas flights
New Orleans to San Francisco flights
New Orleans to San Diego flights
New Orleans to Ontario flights
Lafayette to Las Vegas flights
Baton Rouge to Las Vegas flights
Shreveport to Las Vegas flights
Baton Rouge to Los Angeles flights
New Orleans to Sacramento flights
Shreveport to San Francisco flights
New Orleans to Santa Ana flights
Shreveport to Ontario flights
Shreveport to Los Angeles flights
Lake Charles to Las Vegas flights
Baton Rouge to San Diego flights
Baton Rouge to Santa Ana flights
New Orleans to Long Beach flights
Shreveport to Santa Ana flights
New Orleans to Oakland flights
Lafayette to San Francisco flights
Alexandria to Los Angeles flights
New Orleans to San Jose flights
Lake Charles to San Francisco flights
Baton Rouge to San Francisco flights
New Orleans to Burbank flights
Baton Rouge to Ontario flights
Baton Rouge to Reno flights
Monroe to Las Vegas flights
New Orleans to Monterey flights
New Orleans to Reno flights
Lake Charles to San Jose flights
Shreveport to San Diego flights
Lafayette to Los Angeles flights
Lafayette to San Diego flights
New Orleans to Santa Barbara flights
New Orleans to Palm Springs flights
Lafayette to Sacramento flights
New Orleans to San Luis Obispo flights
Monroe to Los Angeles flights
New Orleans to Medford flights
Shreveport to Sacramento flights
Alexandria to Sacramento flights
Alexandria to Las Vegas flights
Baton Rouge to Sacramento flights

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 August 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$261Average$424FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.