$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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LFT
Nov 18 — Nov 251
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 October 19, 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 October 19, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/255:44 am -
1 stop6h 26m
Tue 1/55:21 pm -
1 stop7h 30m
Deal found 10/15![American Airlines logo]()
$379
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:42 pm -
1 stop5h 47m
Fri 11/137:57 pm -
1 stop5h 49m
Deal found 10/17![American Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/611:59 pm -
1 stop8h 08m
Sun 11/87:57 pm -
1 stop5h 49m
Deal found 10/14![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Mon 11/3011:59 pm -
1 stop8h 06m
Thu 12/107:57 pm -
1 stop5h 51m
Deal found 10/18![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 10/14. 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.
Sun 12/277:06 am -
1 stop7h 14m
Thu 1/76:00 am -
1 stop7h 27m
Deal found 10/14![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 10/14. 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 12/247:06 am -
1 stop10h 00m
Thu 1/76:00 am -
1 stop7h 27m
Deal found 10/14![Delta logo]()
$498
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/255:44 am -
1 stop6h 26m
Wed 1/65:46 pm -
1 stop7h 27m
Deal found 10/14![American Airlines logo]()
$509
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 October 19, 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 October 19, 2026.
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/259:35 am -
2 stops11h 49m
Tue 1/57:13 pm -
2 stops15h 24m
Deal found 10/14![American Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 10/14. 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 2/26:00 am -
1 stop7h 28m
Sat 2/64:09 pm -
1 stop8h 06m
Deal found 10/14![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 10/14. 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.
Sun 12/277:06 am -
1 stop7h 14m
Tue 1/56:00 am -
1 stop7h 27m
Deal found 10/14![Delta logo]()
$578
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.
Thu 11/121:29 pm -
2 stops7h 30m
Thu 11/1912:05 pm -
2 stops10h 10m
Deal found 10/15![United Airlines logo]()
$544
Last-minute flights from Ontario to LafayetteDiscover last-minute flight deals from Ontario to Lafayette. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Lafayette. Data last updated October 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 10/1911:59 pm -
1 stop8h 06m
Sat 10/245:27 pm -
1 stop5h 54m
Deal found 10/19![American Airlines logo]()
$602
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 10/1911:59 pm -
1 stop8h 06m
Sun 10/255:27 pm -
1 stop8h 25m
Deal found 10/19![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 10/202:22 pm -
1 stop6h 31m
Sat 10/245:27 pm -
1 stop8h 25m
Deal found 10/19![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:25 am -
2 stops11h 34m
Sun 11/85:15 am -
2 stops9h 14m
Deal found 10/19![United Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/611:59 pm -
1 stop8h 08m
Sun 11/87:57 pm -
1 stop5h 49m
Deal found 10/14![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/69:25 am -
2 stops11h 34m
Sun 11/85:15 am -
2 stops9h 14m
Deal found 10/14![United Airlines logo]()
$634
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:42 pm -
1 stop5h 47m
Fri 11/137:57 pm -
1 stop5h 49m
Deal found 10/17![American Airlines logo]()
$381
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.
Thu 11/121:29 pm -
2 stops7h 30m
Thu 11/1912:05 pm -
2 stops10h 10m
Deal found 10/15![United Airlines logo]()
$544
This Delta deal was found by Cheapflights users on 10/18. 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 11/3011:10 pm -
1 stop9h 58m
Thu 12/103:37 pm -
1 stop8h 18m
Deal found 10/18![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Mon 11/3011:59 pm -
1 stop8h 06m
Thu 12/107:57 pm -
1 stop5h 51m
Deal found 10/18![American Airlines logo]()
$459
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 October 19, 2026.
Search for one-way flight options from Ontario to Lafayette. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
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.
Wed 12/95:45 am -
1 stop5h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$433
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.
Wed 1/61:42 pm -
3 stops19h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$689
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (American Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $448 |
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 October 19, 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
Wed 12/9
5:45 am-1:22 pm
1 stop5h 37m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$433
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Sat 12/26
5:55 am-3:26 pm
1 stop7h 31m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$433
Quickest round-trip
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Wed 1/6
6:00 am-1:25 pm
1 stop5h 25m
Lafayette Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$433
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Fri 12/25
9:35 am-11:24 pm
2 stops11h 49m
Lafayette Regional
Tue 1/5
7:13 pm-8:37 am
2 stops15h 24m
$465
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Tue 2/2
6:00 am-3:28 pm
1 stop7h 28m
Lafayette Regional
Sat 2/6
4:09 pm-10:15 pm
1 stop8h 06m
$499
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Thu 11/12
1:29 pm-10:59 pm
2 stops7h 30m
Lafayette Regional
Thu 11/19
12:05 pm-8:15 pm
2 stops10h 10m
$544
OntarioLafayette
ONT Ontario - LFT Lafayette Regional
ONTLFT
Ontario
Sun 12/27
7:06 am-4:20 pm
1 stop7h 14m
Lafayette Regional
Tue 1/5
6:00 am-11:27 am
1 stop7h 27m
$578
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 October.
| 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 October 19, 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
Comfort
7.1
Crew
7.9
Overall
7.0
Entertainment
6.8
Boarding
7.4
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Food
6.4
Comfort
7.1
Crew
7.9
Overall
7.0
Entertainment
6.8
Boarding
7.4
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 October 19, 2026.
Ontario and Lafayette flights
Browse other Ontario and Lafayette flight options. Last updated on October 19, 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 October 19, 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 October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$463 | FlexibilityNo cancel fee | On-time71% |