HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$369+ Cheap flights from Lafayette to Ontario (LFT - ONT)

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — ONT
May 28 — Jun 41
Thu 5/28
Thu 6/4
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 April 28, 2026.

This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 8/63:29 pm
LFT
-
ONT
1 stop8h 15m
Delta
Mon 8/1010:59 pm
ONT
-
LFT
1 stop9h 26m
Delta
Deal found 4/27$369
This American Airlines deal was found by Cheapflights users on 4/26. 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 6/17:59 pm
LFT
-
ONT
1 stop6h 00m
American Airlines
Tue 6/97:13 pm
ONT
-
LFT
2 stops13h 08m
American Airlines
Deal found 4/26$374
This Delta deal was found by Cheapflights users on 4/27. 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 7/243:29 pm
LFT
-
ONT
1 stop8h 21m
Delta
Tue 7/2811:48 am
ONT
-
LFT
1 stop7h 53m
Delta
Deal found 4/27$424
This American Airlines deal was found by Cheapflights users on 4/25. 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 5/196:12 pm
LFT
-
ONT
1 stop6h 28m
American Airlines
Sat 5/2311:59 pm
ONT
-
LFT
1 stop8h 22m
American Airlines
Deal found 4/25$454
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 7/178:03 pm
LFT
-
ONT
1 stop5h 56m
American Airlines
Mon 7/2011:59 pm
ONT
-
LFT
1 stop8h 23m
American Airlines
Deal found 4/27$469
This American Airlines deal was found by Cheapflights users on 4/27. 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 7/158:03 pm
LFT
-
ONT
1 stop5h 56m
American Airlines
Sat 7/181:10 pm
ONT
-
LFT
2 stops8h 47m
American Airlines
Deal found 4/27$474
This Delta deal was found by Cheapflights users on 4/24. 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 7/103:29 pm
LFT
-
ONT
1 stop8h 15m
Delta
Tue 7/147:05 am
ONT
-
LFT
1 stop7h 18m
Delta
Deal found 4/24$484
This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 8/1311:00 am
LFT
-
ONT
1 stop9h 01m
Delta
Sun 8/1610:59 pm
ONT
-
LFT
1 stop9h 26m
Delta
Deal found 4/27$494
This American Airlines deal was found by Cheapflights users on 4/27. 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 7/188:03 pm
LFT
-
ONT
1 stop5h 56m
American Airlines
Tue 7/215:34 am
ONT
-
LFT
1 stop5h 46m
American Airlines
Deal found 4/27$499
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 8/811:37 am
LFT
-
ONT
1 stop8h 46m
Delta
Tue 8/1112:00 pm
ONT
-
LFT
1 stop7h 59m
Delta
Deal found 4/27$516

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 April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(Delta)

Popular in

May

Cheapest in

April

Average price

$315
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
Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 28, 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 - ONT

LFTONT

Lafayette Regional

Tue 9/22

4:14 pm-9:59 pm

1 stop7h 45m

Ontario

Sat 9/26

6:00 am-1:26 pm

1 stop5h 26m

$469

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Tue 5/12

4:10 pm-9:58 pm

1 stop7h 48m

Ontario

Sat 5/16

6:00 am-1:23 pm

1 stop5h 23m

$519

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Tue 7/28

4:09 pm-9:55 pm

1 stop7h 46m

Ontario

Sat 8/1

1:18 pm-10:55 pm

2 stops7h 37m

$547

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 7/25

7:15 am-9:55 pm

1 stop16h 40m

Ontario

Sat 8/1

1:18 pm-10:55 pm

2 stops7h 37m

$695

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Fri 7/17

4:09 pm-9:55 pm

1 stop7h 46m

Ontario

Wed 7/22

5:45 am-3:28 pm

1 stop7h 43m

$711

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 5/23

5:15 am-9:55 pm

1 stop18h 40m

Ontario

Sat 5/30

1:18 pm-10:55 pm

2 stops7h 37m

$726

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sun 7/12

4:09 pm-9:55 pm

1 stop7h 46m

Ontario

Tue 7/14

5:45 am-3:28 pm

1 stop7h 43m

$767

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sat 6/6

12:05 pm-10:50 pm

2 stops12h 45m

Ontario

Sat 6/13

5:00 am-7:26 pm

2 stops12h 26m

$772

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Wed 7/15

4:09 pm-9:55 pm

1 stop7h 46m

Ontario

Mon 7/20

5:45 am-3:28 pm

1 stop7h 43m

$791
Cheapest one-way
Quickest one-way

LafayetteOntario

LFT - ONT

LFTONT

Lafayette Regional

Sun 5/3

4:10 pm-9:58 pm

1 stop7h 48m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

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 April.
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 April 28, 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
11,674 reviews

Crew

7.9

Boarding

7.5

Overall

7.1

Entertainment

6.9

Comfort

7.2

Food

6.4

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
11,674 reviews
American Airlines
7.1
Good
11,674 reviews

Crew

7.9

Boarding

7.5

Overall

7.1

Entertainment

6.9

Comfort

7.2

Food

6.4

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 45m. 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 Las Vegas flights
New Orleans to Los Angeles flights
New Orleans to San Francisco flights
New Orleans to San Diego flights
New Orleans to Ontario flights
New Orleans to San Jose flights
Baton Rouge to Las Vegas flights
Shreveport to Las Vegas flights
New Orleans to Oakland flights
Shreveport to San Diego flights
New Orleans to Reno flights
New Orleans to Santa Ana flights
Lafayette to Las Vegas flights
Baton Rouge to Los Angeles flights
Baton Rouge to San Francisco flights
New Orleans to Sacramento flights
Shreveport to Los Angeles flights
Lafayette to San Diego flights
Baton Rouge to San Diego flights
Shreveport to San Francisco flights
Baton Rouge to Santa Ana flights
Lake Charles to Las Vegas flights
New Orleans to Palm Springs flights
Lafayette to Los Angeles flights
Baton Rouge to Ontario flights
Alexandria to San Francisco flights
Lafayette to San Francisco flights
Shreveport to Ontario flights
Shreveport to Santa Ana flights
New Orleans to Burbank flights
New Orleans to Santa Barbara flights
New Orleans to Monterey flights
New Orleans to Long Beach flights
Shreveport to San Jose flights
Monroe to Las Vegas flights
Lafayette to Sacramento flights
Lake Charles to Los Angeles flights
Monroe to San Francisco flights
Baton Rouge to Sacramento flights
New Orleans to San Luis Obispo flights
Monroe to Sacramento flights
Alexandria to Las Vegas flights
Monroe to Los Angeles flights
Shreveport to Sacramento flights
Lake Charles to San Jose 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$261Average$378FlexibilityNo 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.