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Cheap flights from Ontario to Lafayette from $419

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Lafayette departing on 10/5. 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

Enter your travel dates to find the best prices.
Delta Logo
12:00 pm - 9:59 pm
ONT
-
LFT
7h 59m
1 stop
Delta Logo
3:10 pm - 10:14 pm
LFT
-
ONT
9h 04m
1 stop
$419Delta
Mon, Oct 5 - Fri, Oct 16
Delta Logo
12:00 pm - 9:59 pm
ONT
-
LFT
7h 59m
1 stop
Delta Logo
3:10 pm - 11:48 pm
LFT
-
ONT
10h 38m
2 stops
$424Delta
Mon, Oct 5 - Fri, Oct 16
American Airlines Logo
11:59 pm - 10:21 am
ONT
-
LFT
8h 22m
1 stop
American Airlines Logo
5:36 pm - 10:32 pm
LFT
-
ONT
6h 56m
1 stop
$447American Airlines
Mon, Jun 22 - Sat, Jul 18
United Airlines Logo
5:45 am - 3:33 pm
ONT
-
LFT
7h 48m
1 stop
United Airlines Logo
4:14 pm - 9:59 pm
LFT
-
ONT
7h 45m
1 stop
$449United Airlines
Wed, Sep 9 - Sat, Sep 12
American Airlines Logo
7:13 pm - 10:21 am
ONT
-
LFT
13h 08m
2 stops
American Airlines Logo
7:59 pm - 11:59 pm
LFT
-
ONT
6h 00m
1 stop
$452American Airlines
Thu, Jun 11 - Tue, Jun 16
United Airlines Logo
5:45 am - 3:33 pm
ONT
-
LFT
7h 48m
1 stop
United Airlines Logo
9:30 am - 8:04 pm
LFT
-
ONT
12h 34m
2 stops
$454United Airlines
Wed, Sep 9 - Sat, Sep 12
American Airlines Logo
7:13 pm - 10:21 am
ONT
-
LFT
13h 08m
2 stops
American Airlines Logo
10:51 am - 6:21 pm
LFT
-
ONT
9h 30m
2 stops
$457American Airlines
Fri, Jun 26 - Tue, Jun 30
United Airlines Logo
9:15 am - 7:32 pm
ONT
-
LFT
8h 17m
1 stop
United Airlines Logo
12:03 pm - 6:12 pm
LFT
-
ONT
8h 09m
1 stop
$459United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
9:15 am - 7:32 pm
ONT
-
LFT
8h 17m
1 stop
United Airlines Logo
5:20 am - 12:50 pm
LFT
-
ONT
9h 30m
2 stops
$464United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
9:01 am - 9:02 pm
ONT
-
LFT
10h 01m
2 stops
United Airlines Logo
5:20 am - 12:50 pm
LFT
-
ONT
9h 30m
2 stops
$469United Airlines
Tue, Aug 25 - Sat, Aug 29

American Airlines flights from Ontario to Lafayette

Our best American Airlines deals on Ontario to Lafayette flight tickets
American Airlines
Jun 22
ONT11:59 pmOntario
8h 22m
1 stop
LFT10:21 amLafayette Regional
Jul 18
LFT5:36 pmLafayette Regional
6h 56m
1 stop
ONT10:32 pmOntario
$447
American Airlines
Jun 11
ONT7:13 pmOntario
13h 08m
2 stops
LFT10:21 amLafayette Regional
Jun 16
LFT7:59 pmLafayette Regional
6h 00m
1 stop
ONT11:59 pmOntario
$452
American Airlines
Jun 26
ONT7:13 pmOntario
13h 08m
2 stops
LFT10:21 amLafayette Regional
Jun 30
LFT10:51 amLafayette Regional
9h 30m
2 stops
ONT6:21 pmOntario
$457

Delta flights from Ontario to Lafayette

Our best Delta deals on Ontario to Lafayette flight tickets
Delta
Oct 5
ONT12:00 pmOntario
7h 59m
1 stop
LFT9:59 pmLafayette Regional
Oct 16
LFT3:10 pmLafayette Regional
9h 04m
1 stop
ONT10:14 pmOntario
$419
Delta
Oct 5
ONT12:00 pmOntario
7h 59m
1 stop
LFT9:59 pmLafayette Regional
Oct 16
LFT3:10 pmLafayette Regional
10h 38m
2 stops
ONT11:48 pmOntario
$424
Delta
May 23
ONT12:07 pmOntario
7h 40m
1 stop
LFT9:47 pmLafayette Regional
May 30
LFT11:15 amLafayette Regional
9h 21m
1 stop
ONT6:36 pmOntario
$458

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 May 15, 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

Price

Cheapest round-trip

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Mon 10/5

12:00 pm-9:59 pm

1 stop7h 59m

Lafayette Regional

Fri 10/16

3:10 pm-10:14 pm

1 stop9h 04m

$419

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Mon 10/5

12:00 pm-9:59 pm

1 stop7h 59m

Lafayette Regional

Fri 10/16

3:10 pm-11:48 pm

2 stops10h 38m

$424
Quickest round-trip

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Mon 6/22

11:59 pm-10:21 am

1 stop8h 22m

Lafayette Regional

Sat 7/18

5:36 pm-10:32 pm

1 stop6h 56m

$447

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 9/9

5:45 am-3:33 pm

1 stop7h 48m

Lafayette Regional

Sat 9/12

4:14 pm-9:59 pm

1 stop7h 45m

$449

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Thu 6/11

7:13 pm-10:21 am

2 stops13h 08m

Lafayette Regional

Tue 6/16

7:59 pm-11:59 pm

1 stop6h 00m

$452

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Wed 9/9

5:45 am-3:33 pm

1 stop7h 48m

Lafayette Regional

Sat 9/12

9:30 am-8:04 pm

2 stops12h 34m

$454

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Fri 6/26

7:13 pm-10:21 am

2 stops13h 08m

Lafayette Regional

Tue 6/30

10:51 am-6:21 pm

2 stops9h 30m

$457

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Tue 8/25

9:15 am-7:32 pm

1 stop8h 17m

Lafayette Regional

Sat 8/29

12:03 pm-6:12 pm

1 stop8h 09m

$459

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Tue 8/25

9:15 am-7:32 pm

1 stop8h 17m

Lafayette Regional

Sat 8/29

5:20 am-12:50 pm

2 stops9h 30m

$464

OntarioLafayette

ONT - LFT

ONTLFT

Ontario

Tue 8/25

9:01 am-9:02 pm

2 stops10h 01m

Lafayette Regional

Sat 8/29

5:20 am-12:50 pm

2 stops9h 30m

$469

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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 airline that flies from Ontario to Lafayette Regional?

Delta and United Airlines are the most popular carriers operating from Ontario to Lafayette Regional

What airlines fly to Lafayette?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Lafayette from Ontario according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Lafayette. Keep in mind that there are 3 different airlines that fly to Lafayette on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time

7h 40m

Direct flights

None
The fastest flight from Ontario to Lafayette takes 7h 40m
There are no direct flights from Ontario to Lafayette. There are no popular flight routes from Ontario to Lafayette.
Search flight deals

Frequently asked questions about flying from Ontario to Lafayette

  • How far is Ontario to Lafayette Regional by plane?

    There are 1517.6 mi between Ontario and Lafayette Regional. Flights usually cover this in 7h 40m, 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
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,664 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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