$379+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LFT
Oct 10 — Oct 171
Round-trip
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.Cheap flight deals from Ontario to Lafayette
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to LafayetteExplore 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 September 10, 2026.
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 September 10, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/137:07 am -
1 stop7h 17m
Sat 10/2411:32 am -
1 stop9h 58m
Deal found 9/7![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/222:22 pm -
1 stop6h 33m
Sat 9/262:17 pm -
1 stop7h 52m
Deal found 9/7![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/226:00 am -
1 stop5h 09m
Sat 9/262:10 pm -
2 stops10h 49m
Deal found 9/7![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 am -
1 stop7h 23m
Mon 10/58:07 pm -
1 stop5h 45m
Deal found 9/6![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/95:45 am -
1 stop5h 23m
Wed 12/164:06 pm -
1 stop7h 53m
Deal found 9/7![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/186:00 am -
1 stop7h 32m
Tue 12/84:06 pm -
1 stop7h 53m
Deal found 9/9![United Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/29:25 am -
2 stops11h 34m
Sat 10/34:10 pm -
1 stop7h 49m
Deal found 9/9![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 9/9. 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 9/167:05 am -
1 stop7h 10m
Sun 9/2011:25 am -
1 stop8h 51m
Deal found 9/9![Delta logo]()
$519
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/29:25 am -
2 stops11h 34m
Sun 10/45:15 am -
2 stops9h 03m
Deal found 9/9![United Airlines logo]()
$539
Best flights from Ontario to LafayetteDiscover carefully curated flight deals from Ontario to Lafayette that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Ontario to Lafayette that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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 2/25:00 am -
2 stops10h 31m
Sat 2/64:08 pm -
1 stop7h 32m
Deal found 9/9![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/95:45 am -
1 stop5h 23m
Wed 12/164:06 pm -
1 stop7h 53m
Deal found 9/7![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/186:00 am -
1 stop7h 32m
Tue 12/84:06 pm -
1 stop7h 53m
Deal found 9/9![United Airlines logo]()
$494
Last-minute flights from Ontario to LafayetteDiscover last-minute flight deals from Ontario to Lafayette. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Lafayette. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. 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 9/1612:17 pm -
1 stop7h 56m
Tue 9/226:00 am -
1 stop7h 05m
Deal found 9/9![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 9/9. 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 9/1812:17 pm -
1 stop7h 56m
Tue 9/226:00 am -
1 stop7h 05m
Deal found 9/9![Delta logo]()
$569
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/222:22 pm -
1 stop6h 33m
Sat 9/262:17 pm -
1 stop7h 52m
Deal found 9/7![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 9/226:00 am -
1 stop5h 09m
Sat 9/262:10 pm -
2 stops10h 49m
Deal found 9/7![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 am -
1 stop7h 23m
Mon 10/58:07 pm -
1 stop5h 45m
Deal found 9/6![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/29:25 am -
2 stops11h 34m
Sat 10/34:10 pm -
1 stop7h 49m
Deal found 9/9![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/29:25 am -
2 stops11h 34m
Sun 10/45:15 am -
2 stops9h 03m
Deal found 9/9![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/137:07 am -
1 stop7h 17m
Sat 10/2411:32 am -
1 stop9h 58m
Deal found 9/7![Delta logo]()
$379
One-way flights from Ontario to LafayetteSearch for one-way flight options from Ontario to Lafayette. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Ontario to Lafayette. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/156:00 am -
1 stop11h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 2/206:00 am -
1 stop7h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 10/144:03 pm -
2 stops19h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$392
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:25 am -
1 stop7h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$466
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
Popular in | December |
Cheapest in | January |
Average price | $418 |
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 7,457,451 searches. Data last updated September 10, 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
Cheapest round-trip
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Thu 10/15
6:00 am-7:32 pm
1 stop11h 32m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$386
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Sat 2/20
6:00 am-3:36 pm
1 stop7h 36m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$389
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Tue 2/2
5:00 am-5:31 pm
2 stops10h 31m
Lafayette Regional
Sat 2/6
4:08 pm-9:40 pm
1 stop7h 32m
$464
Quickest round-trip
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Tue 9/15
8:25 am-5:48 pm
1 stop7h 23m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$466
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Wed 12/9
5:45 am-1:08 pm
1 stop5h 23m
Lafayette Regional
Wed 12/16
4:06 pm-9:59 pm
1 stop7h 53m
$479
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Wed 11/18
6:00 am-3:32 pm
1 stop7h 32m
Lafayette Regional
Tue 12/8
4:06 pm-9:59 pm
1 stop7h 53m
$494
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ONT-LFT
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 September 10, 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.
Food
6.4
Crew
7.9
Boarding
7.5
Entertainment
6.8
Overall
7.1
Comfort
7.2
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Food
6.4
Crew
7.9
Boarding
7.5
Entertainment
6.8
Overall
7.1
Comfort
7.2
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
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.
Traveling to a place near Lafayette?
Book flights to Lafayette if you plan to visit one of these locationsOpelousas
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
Complete your trip
Flights by cabin class
Lafayette flight routes
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Lafayette
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Lafayette by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Lafayette by cabin class
Find flights from Ontario to Lafayette, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Lafayette
Explore flights to Lafayette departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Ontario and Lafayette flights
Browse other Ontario and Lafayette flight options. Last updated on September 10, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$483 | FlexibilityNo cancel fee | On-time71% |