HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lafayette

$230+ Cheap flights from Ontario to Lafayette (ONT - LFT)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LFT
nov. 18 — nov. 251
ti. 11/18
ti. 11/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Lafayette 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.

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 oktober 19, 2025.

This United Airlines deal was found by Cheapflights users on 10/15. 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.
on. 12/36:00 amONT - LFT
1 stop5h 11mUnited Airlines
on. 12/179:50 amLFT - ONT
2 stops9h 45mUnited Airlines
Deal found 10/15$384
This United Airlines deal was found by Cheapflights users on 10/16. 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.
to. 12/256:04 amONT - LFT
1 stop7h 27mUnited Airlines
lø. 12/274:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Deal found 10/16$472
This United Airlines deal was found by Cheapflights users on 10/17. 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.
on. 10/296:05 amONT - LFT
1 stop7h 22mUnited Airlines
ma. 11/32:00 pmLFT - ONT
2 stops10h 51mUnited Airlines
Deal found 10/17$474
This American Airlines deal was found by Cheapflights users on 10/16. 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.
to. 12/256:10 amONT - LFT
1 stop7h 17mAmerican Airlines
to. 12/255:54 pmLFT - ONT
1 stop6h 20mAmerican Airlines
Deal found 10/16$520
This United Airlines deal was found by Cheapflights users on 10/16. 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.
to. 12/256:04 amONT - LFT
1 stop7h 27mUnited Airlines
fr. 12/264:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Deal found 10/16$539
This United Airlines deal was found by Cheapflights users on 10/16. 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.
sø. 12/216:04 amONT - LFT
1 stop7h 27mUnited Airlines
lø. 12/274:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Deal found 10/16$565
This United Airlines deal was found by Cheapflights users on 10/17. 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.
lø. 10/186:00 amONT - LFT
1 stop5h 25mUnited Airlines
ma. 10/204:10 pmLFT - ONT
1 stop7h 14mUnited Airlines
Deal found 10/17$567
This Delta deal was found by Cheapflights users on 10/16. 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.
on. 12/247:05 amONT - LFT
1 stop9h 32mDelta
to. 12/251:30 pmLFT - ONT
1 stop8h 20mDelta
Deal found 10/16$569
This United Airlines deal was found by Cheapflights users on 10/16. 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.
ti. 12/236:04 amONT - LFT
1 stop15h 05mUnited Airlines
lø. 12/274:06 pmLFT - ONT
1 stop7h 46mUnited Airlines
Deal found 10/16$599
This American Airlines deal was found by Cheapflights users on 10/16. 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.
to. 12/256:10 amONT - LFT
1 stop7h 17mAmerican Airlines
sø. 12/285:54 pmLFT - ONT
1 stop7h 52mAmerican Airlines
Deal found 10/16$610

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 oktober 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$379
(United Airlines)

One-way from

$230
(American Airlines)

Popular in

October

Cheapest in

April

Average price

$695
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
One-way flight from Ontario to Lafayette Regional
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 oktober 19, 2025.
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

on. 10/29

6:05 am-3:27 pm

1 stop7h 22m

Lafayette Regional

ma. 11/3

2:00 pm-10:51 pm

2 stops10h 51m

$474

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

to. 10/23

6:00 am-3:33 pm

1 stop7h 33m

Lafayette Regional

sø. 10/26

4:10 pm-9:49 pm

1 stop7h 39m

$798

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

ma. 11/24

6:05 am-3:27 pm

1 stop7h 22m

Lafayette Regional

ti. 12/2

4:12 pm-9:49 pm

1 stop7h 37m

$1,850

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

ti. 12/16

9:59 am-11:13 pm

2 stops11h 14m

$230

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

ti. 12/16

12:12 pm-10:36 pm

1 stop8h 24m

$343

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

fr. 10/31

6:05 am-1:16 pm

1 stop5h 11m

$415

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

ti. 12/16

6:41 pm-9:15 pm

3 stops24h 34m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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.

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 $302). 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 oktober 19, 2025.
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
8,989 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

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
8,989 reviews
United Airlines
7.4
Good
8,989 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

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
11,035 reviews
United Airlines
7.4
Good
8,989 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

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 $474, United Airlines can have you in Lafayette from Ontario in 7h 22m. The distance between Ontario and Lafayette is about 1517 mi.

  • 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 36% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Ontario to Lafayette one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $230. Users have also found prices from $343 and $415 on Delta and United Airlines, respectively.

  • 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 $302). 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

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 Ontario to Lafayette

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

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 oktober 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$503FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$398FlexibilityNo 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.