$377+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — ONT
Oct 16 — Oct 231
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Lafayette to OntarioExplore 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 September 16, 2026.
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 September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:27 pm -
1 stop5h 44m
Sat 10/242:22 pm -
1 stop6h 31m
Deal found 9/15![American Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:28 pm -
1 stop8h 31m
Wed 12/92:22 pm -
1 stop6h 32m
Deal found 9/15![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/22:04 pm -
2 stops10h 44m
Sun 11/86:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:57 pm -
1 stop6h 02m
Wed 12/169:29 am -
2 stops11h 25m
Deal found 9/15![American Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:07 pm -
1 stop5h 45m
Sun 10/2511:59 pm -
1 stop8h 06m
Deal found 9/15![American Airlines logo]()
$472
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/95:27 pm -
1 stop5h 44m
Mon 10/1211:59 pm -
1 stop8h 06m
Deal found 9/12![American Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/144:09 pm -
1 stop7h 31m
Tue 11/176:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/175:15 am -
2 stops9h 31m
Sat 10/246:00 am -
1 stop7h 29m
Deal found 9/15![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/152:10 pm -
2 stops10h 41m
Sun 10/256:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$514
Best flights from Lafayette to OntarioDiscover carefully curated flight deals from Lafayette to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Lafayette to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/95:27 pm -
1 stop5h 44m
Mon 10/1211:59 pm -
1 stop8h 06m
Deal found 9/12![American Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/144:09 pm -
1 stop7h 31m
Tue 11/176:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/175:15 am -
2 stops9h 31m
Sat 10/246:00 am -
1 stop7h 29m
Deal found 9/15![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/64:09 pm -
1 stop7h 31m
Sun 11/86:00 am -
1 stop7h 28m
Deal found 9/12![United Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/152:10 pm -
2 stops10h 41m
Sun 10/256:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$514
Last-minute flights from Lafayette to OntarioDiscover last-minute flight deals from Lafayette to Ontario. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Lafayette to Ontario. Data last updated September 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/178:07 pm -
1 stop5h 29m
Wed 9/237:20 am -
1 stop7h 09m
Deal found 9/13![American Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:36 pm -
1 stop8h 48m
Sat 9/1912:17 pm -
1 stop7h 56m
Deal found 9/15![Delta logo]()
$592
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/95:27 pm -
1 stop5h 44m
Mon 10/1211:59 pm -
1 stop8h 06m
Deal found 9/12![American Airlines logo]()
$478
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:07 pm -
1 stop5h 45m
Sun 10/2511:59 pm -
1 stop8h 06m
Deal found 9/15![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/152:10 pm -
2 stops10h 41m
Sun 10/256:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:27 pm -
1 stop5h 44m
Sat 10/242:22 pm -
1 stop6h 31m
Deal found 9/15![American Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/175:15 am -
2 stops9h 31m
Sat 10/246:00 am -
1 stop7h 29m
Deal found 9/15![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 10/255:15 am -
2 stops9h 14m
Sat 10/316:00 am -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$549
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/304:09 pm -
1 stop7h 31m
Sat 11/216:00 am -
1 stop7h 32m
Deal found 9/15![United Airlines logo]()
$544
One-way flights from Lafayette to OntarioSearch for one-way flight options from Lafayette to Ontario. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Lafayette to Ontario. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 12/124:07 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/302:17 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![American Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/3012:03 pm -
2 stops12h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$474
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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $377 (American Airlines) |
Popular in | July |
Cheapest in | April |
Average price | $493 |
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 7,457,451 searches. Data last updated September 16, 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
Cheapest round-trip
Quickest round-trip
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Sat 12/12
4:07 pm-9:59 pm
1 stop7h 52m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$389
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Wed 9/30
2:17 pm-8:09 pm
1 stop7h 52m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$469
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Fri 10/9
5:27 pm-9:11 pm
1 stop5h 44m
Ontario
Mon 10/12
11:59 pm-10:05 am
1 stop8h 06m
$478
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Sat 11/14
4:09 pm-9:40 pm
1 stop7h 31m
Ontario
Tue 11/17
6:00 am-1:26 pm
1 stop5h 26m
$479
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Sat 10/17
5:15 am-12:46 pm
2 stops9h 31m
Ontario
Sat 10/24
6:00 am-3:29 pm
1 stop7h 29m
$483
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Fri 11/6
4:09 pm-9:40 pm
1 stop7h 31m
Ontario
Sun 11/8
6:00 am-3:28 pm
1 stop7h 28m
$514
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Thu 10/15
2:10 pm-10:51 pm
2 stops10h 41m
Ontario
Sun 10/25
6:00 am-1:26 pm
1 stop5h 26m
$514
LafayetteOntario
LFT Lafayette Regional - ONT Ontario
LFTONT
Lafayette Regional
Wed 9/30
5:15 am-10:49 pm
3 stops19h 34m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$660
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 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 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.
LFT-ONT
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 September 16, 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.
Comfort
7.2
Overall
7.1
Boarding
7.4
Crew
7.9
Food
6.4
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Comfort
7.2
Overall
7.1
Boarding
7.4
Crew
7.9
Food
6.4
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
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.
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
Ontario flight routes
Other flight options
Other flights from Lafayette
Popular flights
Alternative routes for Lafayette to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Lafayette to Ontario by cabin class
Find flights from Lafayette to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Lafayette and Ontario flights
Browse other Lafayette and Ontario flight options. Last updated on September 16, 2026.
Other flights from Lafayette
Browse through other flights departing from Lafayette. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$261 | Average$424 | FlexibilityNo cancel fee | On-time71% |