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Cheap flights from Ontario to Lafayette from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Lafayette departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Lafayette

Cheap round-trip flights

United Airlines Logo
6:04 am - 3:30 pmONT-LFT
7h 26m1 stop
United Airlines Logo
4:07 pm - 9:25 pmLFT-ONT
7h 18m1 stop
$429United Airlines
Find Deal
mié., ago. 27 - dom., ago. 31
American Airlines Logo
11:59 pm - 9:35 amONT-LFT
7h 36m1 stop
American Airlines Logo
4:36 pm - 10:42 pmLFT-ONT
8h 06m1 stop
$434American Airlines
Find Deal
jue., oct. 16 - sáb., oct. 18
American Airlines Logo
11:59 pm - 9:35 amONT-LFT
7h 36m1 stop
American Airlines Logo
10:05 am - 6:35 pmLFT-ONT
10h 30m2 stops
$439American Airlines
Find Deal
jue., oct. 16 - sáb., oct. 18
American Airlines Logo
11:59 pm - 9:35 amONT-LFT
7h 36m1 stop
American Airlines Logo
10:05 am - 2:01 pmLFT-ONT
5h 56m1 stop
$468American Airlines
Find Deal
mié., oct. 15 - dom., oct. 19
American Airlines Logo
11:59 pm - 9:35 amONT-LFT
7h 36m1 stop
American Airlines Logo
10:05 am - 4:00 pmLFT-ONT
7h 55m2 stops
$473American Airlines
Find Deal
mié., oct. 15 - dom., oct. 19
American Airlines Logo
11:59 pm - 9:35 amONT-LFT
7h 36m1 stop
American Airlines Logo
10:05 am - 4:00 pmLFT-ONT
7h 55m2 stops
$478American Airlines
Find Deal
jue., oct. 16 - dom., oct. 19
Delta Logo
7:00 am - 4:35 pmONT-LFT
7h 35m1 stop
Delta Logo
6:00 am - 11:24 amLFT-ONT
7h 24m1 stop
$534Delta
Find Deal
mar., nov. 25 - vie., nov. 28
Delta Logo
10:00 pm - 9:47 amONT-LFT
9h 47m1 stop
Delta Logo
3:22 pm - 10:22 pmLFT-ONT
9h 00m1 stop
$579Delta
Find Deal
jue., oct. 16 - lun., oct. 20
United Airlines Logo
6:00 am - 1:25 pmONT-LFT
5h 25m1 stop
United Airlines Logo
2:05 pm - 9:24 pmLFT-ONT
9h 19m1 stop
$592United Airlines
Find Deal
vie., sep. 26 - dom., sep. 28
Delta Logo
7:00 am - 4:35 pmONT-LFT
7h 35m1 stop
Delta Logo
5:15 pm - 10:41 pmLFT-ONT
7h 26m1 stop
$698Delta
Find Deal
mié., nov. 26 - sáb., nov. 29

United Airlines flights from Ontario to Lafayette

Our best United Airlines deals on Ontario to Lafayette flight tickets
United Airlines
Aug 27
ONT6:04 amOntario
7h 26m
1 stop
LFT3:30 pmLafayette Regional
Aug 31
LFT4:07 pmLafayette Regional
7h 18m
1 stop
ONT9:25 pmOntario
$429
Find similar
United Airlines
Aug 21
ONT6:04 amOntario
7h 26m
1 stop
LFT3:30 pmLafayette Regional
Aug 30
LFT4:07 pmLafayette Regional
7h 18m
1 stop
ONT9:25 pmOntario
$469
Find similar
United Airlines
Aug 20
ONT6:00 amOntario
11h 20m
2 stops
LFT7:20 pmLafayette Regional
Sep 4
LFT12:22 pmLafayette Regional
10h 11m
2 stops
ONT8:33 pmOntario
$477
Find similar

American Airlines flights from Ontario to Lafayette

Our best American Airlines deals on Ontario to Lafayette flight tickets
American Airlines
Aug 20
ONT12:46 pmOntario
8h 20m
1 stop
LFT11:06 pmLafayette Regional
Sep 4
LFT6:32 pmLafayette Regional
6h 01m
1 stop
ONT10:33 pmOntario
$377
Find similar
American Airlines
Aug 19
ONT2:57 pmOntario
6h 09m
1 stop
LFT11:06 pmLafayette Regional
Aug 28
LFT6:27 pmLafayette Regional
7h 41m
1 stop
ONT12:08 amOntario
$379
Find similar
American Airlines
Aug 19
ONT10:50 amOntario
5h 07m
1 stop
LFT5:57 pmLafayette Regional
Aug 28
LFT6:27 pmLafayette Regional
7h 41m
1 stop
ONT12:08 amOntario
$402
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated agosto 14, 2025.
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

Price

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

mié. 8/27

6:04 am-3:30 pm

1 stop7h 26m

Lafayette Regional

dom. 8/31

4:07 pm-9:25 pm

1 stop7h 18m

$429

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

jue. 10/16

11:59 pm-9:35 am

1 stop7h 36m

Lafayette Regional

sáb. 10/18

4:36 pm-10:42 pm

1 stop8h 06m

$434

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

jue. 10/16

11:59 pm-9:35 am

1 stop7h 36m

Lafayette Regional

sáb. 10/18

10:05 am-6:35 pm

2 stops10h 30m

$439

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

mié. 10/15

11:59 pm-9:35 am

1 stop7h 36m

Lafayette Regional

dom. 10/19

10:05 am-2:01 pm

1 stop5h 56m

$468

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

mié. 10/15

11:59 pm-9:35 am

1 stop7h 36m

Lafayette Regional

dom. 10/19

10:05 am-4:00 pm

2 stops7h 55m

$473

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

jue. 10/16

11:59 pm-9:35 am

1 stop7h 36m

Lafayette Regional

dom. 10/19

10:05 am-4:00 pm

2 stops7h 55m

$478

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

mar. 11/25

7:00 am-4:35 pm

1 stop7h 35m

Lafayette Regional

vie. 11/28

6:00 am-11:24 am

1 stop7h 24m

$534

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

jue. 10/16

10:00 pm-9:47 am

1 stop9h 47m

Lafayette Regional

lun. 10/20

3:22 pm-10:22 pm

1 stop9h 00m

$579

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

vie. 9/26

6:00 am-1:25 pm

1 stop5h 25m

Lafayette Regional

dom. 9/28

2:05 pm-9:24 pm

1 stop9h 19m

$592

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

mié. 11/26

7:00 am-4:35 pm

1 stop7h 35m

Lafayette Regional

sáb. 11/29

5:15 pm-10:41 pm

1 stop7h 26m

$698

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lafayette from

How to get the cheapest flight ticket from Ontario to Lafayette

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Lafayette?

The cheapest day to depart from Ontario to Lafayette is on a Saturday. Travelers who choose to depart for Lafayette on a Saturday will often find tickets for as low as $408. The most expensive day to fly to Lafayette is Monday, with ticket prices averaging around $552.

What is the cheapest time of day to depart on your flight to Lafayette?

In the evening is the cheapest time of day to fly from Ontario to Lafayette when you can find flight prices for as low as $400. Flying to Lafayette in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $453 on average. Flights to Lafayette from Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Ontario to Lafayette

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Lafayette according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Lafayette (ONT to LFT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Lafayette

Best Price Found

$254

Fastest flight time

5h 25m

Direct flights

None

Airports in Lafayette

1 airport
The best one-way flight to Lafayette from Ontario in the past 72 hours is $254. The best round-trip flight deal from Ontario to Lafayette found on momondo in the last 72 hours is $429.
The fastest flight from Ontario to Lafayette takes 5h 25m
There are no direct flights from Ontario to Lafayette. Popular non-direct route for this connection is Ontario Airport - Lafayette Regional Airport.
There is 1 airport near Lafayette: Lafayette Regional (LFT)
Search flight deals

  • How far is Ontario to Lafayette Regional by plane?

    There are 1517.6 mi between Ontario and Lafayette Regional. Flights usually cover this in 5h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Lafayette Regional Airport?

    Prices for flights from Ontario Airport to Lafayette Regional Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Lafayette Regional Airport?

  • How old do you have to be to fly from Ontario Airport to Lafayette Regional Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Lafayette Regional Airport.

  • What documentation or ID do you need to fly to Lafayette Regional Airport?

    The necessary travel and health documents for your Lafayette Regional Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Lafayette?

Best airlines flying from Ontario to Lafayette

Compare and see reviews for airlines that fly from Ontario to Lafayette with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Lafayette?

Book flights to Lafayette if you plan to visit one of these locations
Opelousas

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Lafayette?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Lafayette. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Lafayette with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Lafayette from Ontario with this policy.

How can momondo help me find flights from Ontario to Lafayette?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Lafayette.

I’m not ready to book a flight from Ontario to Lafayette right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Lafayette now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Lafayette and let you know when they change.

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