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Lafayette

$349+ Cheap flights from Ontario to Lafayette (ONT - LFT)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LFT
Aug 21 — Aug 281
Fri 8/21
Fri 8/28
1 adult, Economy
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Cheap flight deals from Ontario to Lafayette

Cheapest flights from Ontario to Lafayette
Explore the most affordable flight options available from Ontario to Lafayette. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.

This United Airlines deal was found by Cheapflights users on 7/20. 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 8/189:15 am
ONT
-
LFT
1 stop6h 32m
United Airlines
Mon 8/244:04 pm
LFT
-
ONT
1 stop7h 55m
United Airlines
Deal found 7/20$349
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/141:18 pm
ONT
-
LFT
2 stops7h 41m
United Airlines
Fri 8/2112:03 pm
LFT
-
ONT
2 stops12h 56m
United Airlines
Deal found 7/20$359
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/189:15 am
ONT
-
LFT
1 stop6h 32m
United Airlines
Tue 8/2512:03 pm
LFT
-
ONT
2 stops9h 58m
United Airlines
Deal found 7/21$364
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:00 pm
ONT
-
LFT
1 stop7h 41m
Delta
Sun 8/233:24 pm
LFT
-
ONT
1 stop8h 28m
Delta
Deal found 7/19$379
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
ONT
-
LFT
1 stop7h 23m
Delta
Thu 8/133:24 pm
LFT
-
ONT
1 stop8h 28m
Delta
Deal found 7/19$384
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/155:00 am
ONT
-
LFT
2 stops10h 47m
United Airlines
Fri 8/2112:03 pm
LFT
-
ONT
2 stops9h 58m
United Airlines
Deal found 7/17$389
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:00 pm
ONT
-
LFT
1 stop7h 41m
Delta
Fri 8/283:24 pm
LFT
-
ONT
1 stop8h 28m
Delta
Deal found 7/19$409
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:00 pm
ONT
-
LFT
1 stop7h 41m
Delta
Thu 8/133:24 pm
LFT
-
ONT
1 stop8h 28m
Delta
Deal found 7/19$414
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 8/202:27 pm
ONT
-
LFT
1 stop6h 13m
American Airlines
Wed 8/266:00 am
LFT
-
ONT
2 stops14h 15m
American Airlines
Deal found 7/19$415

Find flight deals from Ontario to Lafayette

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Lafayette (LFT). 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 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$594
Provider with most accurate pricing for Ontario-Lafayette Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Lafayette Regional flights.
Search Deals
From Ontario to Lafayette Regional
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Lafayette 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 22, 2026.
Use the filters below to find and compare flights from Ontario to Lafayette that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Fri 8/21

12:00 pm-9:41 pm

1 stop7h 41m

Lafayette Regional

Sun 8/23

3:24 pm-9:52 pm

1 stop8h 28m

$349

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Tue 8/18

5:00 am-7:32 pm

2 stops12h 32m

Lafayette Regional

Mon 8/24

4:04 pm-9:59 pm

1 stop7h 55m

$354

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Fri 8/14

6:00 am-3:29 pm

1 stop7h 29m

Lafayette Regional

Fri 8/21

12:03 pm-8:01 pm

2 stops9h 58m

$378
Quickest round-trip

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 8/5

7:05 am-4:28 pm

1 stop7h 23m

Lafayette Regional

Sun 8/9

3:24 pm-9:52 pm

1 stop8h 28m

$384

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Sat 8/15

5:00 am-5:47 pm

2 stops10h 47m

Lafayette Regional

Fri 8/21

12:03 pm-8:01 pm

2 stops9h 58m

$389

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 8/5

5:45 am-3:28 pm

1 stop7h 43m

Lafayette Regional

Sun 8/9

5:15 am-12:47 pm

2 stops9h 32m

$424

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 11/25

12:00 pm-10:05 pm

1 stop8h 05m

Lafayette Regional

Wed 12/2

3:10 pm-10:14 pm

1 stop9h 04m

$438

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Sat 8/22

5:00 am-7:32 pm

2 stops12h 32m

Lafayette Regional

Tue 8/25

5:20 am-12:12 pm

2 stops8h 52m

$459

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Thu 11/12

5:00 am-7:29 pm

2 stops12h 29m

Lafayette Regional

Mon 11/16

1:45 pm-10:53 pm

2 stops11h 08m

$519
Cheapest one-way

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 7/29

7:00 am-4:56 pm

1 stop7h 56m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/18

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Lafayette

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 Ontario to Lafayette in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Ontario-Lafayette flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Lafayette flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Lafayette flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Lafayette 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 Ontario-Lafayette 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 Ontario to Lafayette

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

Reviews of airlines servicing Lafayette

Get insights into the airlines that provide service to Lafayette. 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 Lafayette. Reviews last updated July 22, 2026.
Read through reviews of airlines operating flights from Ontario to Lafayette, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,835 reviews

Boarding

7.5

Comfort

7.2

Crew

7.9

Entertainment

6.8

Food

6.4

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.1
Good
11,835 reviews
American Airlines
7.1
Good
11,835 reviews

Boarding

7.5

Comfort

7.2

Crew

7.9

Entertainment

6.8

Food

6.4

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

    For as low as $349, Delta can have you in Lafayette from Ontario in 7h 41m. The distance between Ontario and Lafayette is about 1517 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Ontario to Lafayette is American Airlines. Our recent data shows that you can find tickets from as low as $308 on this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Lafayette 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

Traveling to a place near Lafayette?

Book flights to Lafayette if you plan to visit one of these locations
Opelousas

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Top airline flying from Ontario to Lafayette

Discover the top airline that operate flights from Ontario to Lafayette. 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 July 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$453FlexibilityNo cancel feeOn-time71%

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