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Lafayette

$309+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LFT
Feb 8 — Feb 151
Sun 2/8
Sun 2/15
1 adult, Economy
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Cheap 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 January 9, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(United Airlines)

Popular in

February

Cheapest in

April

Average price

$455
Provider with most accurate pricing for Ontario-Lafayette Regional flight deals.
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Provider most trusted by Cheapflights users for Ontario-Lafayette Regional flights.
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From Ontario to Lafayette Regional
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 9, 2026.

This United Airlines deal was found by Cheapflights users on 1/5. 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 2/108:00 amONT - LFT
1 stop7h 42mUnited Airlines
Tue 2/244:07 pmLFT - ONT
1 stop7h 53mUnited Airlines
Deal found 1/5$309
This United Airlines deal was found by Cheapflights users on 1/7. 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 2/46:00 amONT - LFT
2 stops13h 36mUnited Airlines
Wed 2/184:07 pmLFT - ONT
1 stop7h 52mUnited Airlines
Deal found 1/7$398
This Delta deal was found by Cheapflights users on 1/7. 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 2/1112:41 pmONT - LFT
1 stop7h 32mDelta
Sun 2/153:14 pmLFT - ONT
1 stop7h 51mDelta
Deal found 1/7$399
This American Airlines deal was found by Cheapflights users on 1/7. 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 2/43:09 pmONT - LFT
1 stop5h 48mAmerican Airlines
Wed 2/186:16 pmLFT - ONT
1 stop6h 33mAmerican Airlines
Deal found 1/7$407
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/226:00 amONT - LFT
1 stop7h 31mUnited Airlines
Mon 1/264:10 pmLFT - ONT
1 stop7h 48mUnited Airlines
Deal found 1/7$449
This United Airlines deal was found by Cheapflights users on 1/6. 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 2/188:00 amONT - LFT
1 stop5h 28mUnited Airlines
Sat 2/214:07 pmLFT - ONT
1 stop7h 52mUnited Airlines
Deal found 1/6$454
This United Airlines deal was found by Cheapflights users on 1/8. 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 1/235:05 amONT - LFT
2 stops12h 21mUnited Airlines
Tue 1/275:20 amLFT - ONT
2 stops9h 27mUnited Airlines
Deal found 1/8$460

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 January 9, 2026.
Use the filters below to find and compare flights from Ontario to Lafayette that are best for you.

Fly from

Ontario

Fly to

Lafayette

Route

Depart

Return

Price

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Tue 2/10

8:00 am-5:42 pm

1 stop7h 42m

Lafayette Regional

Tue 2/24

4:07 pm-10:00 pm

1 stop7h 53m

$309

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 2/11

12:41 pm-10:13 pm

1 stop7h 32m

Lafayette Regional

Sun 2/15

3:14 pm-9:05 pm

1 stop7h 51m

$399

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 2/4

3:09 pm-10:57 pm

1 stop5h 48m

Lafayette Regional

Wed 2/18

6:16 pm-10:49 pm

1 stop6h 33m

$407

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 2/4

6:00 am-9:36 pm

2 stops13h 36m

Lafayette Regional

Wed 2/18

12:06 pm-10:57 pm

2 stops12h 51m

$418

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Thu 1/22

6:00 am-3:31 pm

1 stop7h 31m

Lafayette Regional

Mon 1/26

4:10 pm-9:58 pm

1 stop7h 48m

$449

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 2/18

8:00 am-3:28 pm

1 stop5h 28m

Lafayette Regional

Sat 2/21

4:07 pm-9:59 pm

1 stop7h 52m

$454

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Thu 1/22

6:00 am-3:31 pm

1 stop7h 31m

Lafayette Regional

Sat 1/24

12:10 pm-10:53 pm

2 stops12h 43m

$454

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Fri 1/23

5:05 am-7:26 pm

2 stops12h 21m

Lafayette Regional

Tue 1/27

4:10 pm-9:58 pm

1 stop7h 48m

$454

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Sun 4/26

6:00 am-3:31 pm

1 stop7h 31m

$388

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Fri 1/23

6:00 am-3:31 pm

1 stop7h 31m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 13 results
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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Lafayette flight deals on Cheapflights vs. eDreams >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 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 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Lafayette

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

Currently, May is the cheapest month in which you can book a flight from Ontario to Lafayette (average of $89). Flying from Ontario to Lafayette in December is currently the most expensive (average of $306). 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 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 January 9, 2026.
Read through reviews of airlines operating flights from Ontario to Lafayette, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,142 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
9,142 reviews
United Airlines
7.4
Good
9,142 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.2
Good
11,097 reviews
United Airlines
7.4
Good
9,142 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

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 $407, United Airlines can have you in Lafayette from Ontario in 5h 48m. 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 are the cheapest airlines flying 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 $288 on this airline. An additional option worth looking into is United Airlines, starting at $288. You may be able to fly from Ontario to Lafayette for 32% less than the average price by searching for these airlines.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Ontario to Lafayette (average of $89). Flying from Ontario to Lafayette in December is currently the most expensive (average of $306). 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

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 2 airlines flying from Ontario to Lafayette

Discover the top 2 airlines 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 January 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$503FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$398FlexibilityNo cancel feeOn-time71%

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