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Cheap flights from Buffalo to Los Angeles from $192

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Los Angeles departing on 7/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Buffalo to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:01 am - 11:45 am
BUF
-
ONT
7h 44m
1 stop
American Airlines Logo
6:00 am - 3:59 pm
ONT
-
BUF
6h 59m
1 stop
$387American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
7:01 am - 11:45 am
BUF
-
ONT
7h 44m
1 stop
American Airlines Logo
12:33 pm - 11:01 pm
ONT
-
BUF
7h 28m
1 stop
$389American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
7:01 am - 11:45 am
BUF
-
ONT
7h 44m
1 stop
American Airlines Logo
12:33 pm - 11:01 pm
ONT
-
BUF
7h 28m
1 stop
$391American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
7:01 am - 11:45 am
BUF
-
ONT
7h 44m
1 stop
American Airlines Logo
11:59 pm - 2:50 pm
ONT
-
BUF
11h 51m
2 stops
$392American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
7:01 am - 1:22 pm
BUF
-
ONT
9h 21m
1 stop
American Airlines Logo
12:33 pm - 11:01 pm
ONT
-
BUF
7h 28m
1 stop
$394American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
3:40 pm - 10:04 pm
BUF
-
ONT
9h 24m
1 stop
American Airlines Logo
11:20 pm - 12:06 pm
ONT
-
BUF
9h 46m
1 stop
$399American Airlines
Thu, Aug 13 - Mon, Aug 17
American Airlines Logo
3:40 pm - 10:04 pm
BUF
-
ONT
9h 24m
1 stop
American Airlines Logo
11:59 pm - 3:59 pm
ONT
-
BUF
13h 00m
2 stops
$404American Airlines
Thu, Aug 13 - Mon, Aug 17
American Airlines Logo
3:40 pm - 10:58 pm
BUF
-
ONT
10h 18m
2 stops
American Airlines Logo
11:59 pm - 3:59 pm
ONT
-
BUF
13h 00m
2 stops
$409American Airlines
Thu, Aug 13 - Mon, Aug 17
American Airlines Logo
6:00 am - 1:22 pm
BUF
-
ONT
10h 22m
2 stops
American Airlines Logo
7:15 pm - 10:16 am
ONT
-
BUF
12h 01m
2 stops
$418American Airlines
Tue, Jul 14 - Tue, Jul 21
American Airlines Logo
11:31 am - 7:15 pm
BUF
-
ONT
10h 44m
2 stops
American Airlines Logo
11:59 pm - 3:59 pm
ONT
-
BUF
13h 00m
2 stops
$427American Airlines
Thu, Aug 13 - Mon, Aug 17

American Airlines flights from Buffalo to Ontario

Our best American Airlines deals on Buffalo to Ontario flight tickets
American Airlines
Jul 29
BUF7:01 amBuffalo
7h 44m
1 stop
ONT11:45 amOntario
Aug 5
ONT6:00 amOntario
6h 59m
1 stop
BUF3:59 pmBuffalo
$387
American Airlines
Jul 29
BUF7:01 amBuffalo
7h 44m
1 stop
ONT11:45 amOntario
Aug 5
ONT12:33 pmOntario
7h 28m
1 stop
BUF11:01 pmBuffalo
$389
American Airlines
Jul 29
BUF7:01 amBuffalo
7h 44m
1 stop
ONT11:45 amOntario
Aug 5
ONT12:33 pmOntario
7h 28m
1 stop
BUF11:01 pmBuffalo
$391

Southwest flights from Buffalo to Ontario

Our best Southwest deals on Buffalo to Ontario flight tickets
Southwest
Jul 14
BUF6:00 amBuffalo
9h 05m
1 stop
ONT12:05 pmOntario
Jul 21
ONT9:40 pmOntario
7h 20m
1 stop
BUF8:00 amBuffalo
$447
Southwest
Jul 9
BUF5:55 pmBuffalo
7h 30m
1 stop
ONT10:25 pmOntario
Jul 13
ONT9:40 pmOntario
7h 20m
1 stop
BUF8:00 amBuffalo
$477
Southwest
Jul 9
BUF5:55 pmBuffalo
7h 30m
1 stop
ONT10:25 pmOntario
Jul 13
ONT9:40 pmOntario
9h 45m
2 stops
BUF10:25 amBuffalo
$482

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo 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, momondo users made 832,500 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from Buffalo to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 7/29

7:01 am-11:45 am

1 stop7h 44m

Ontario

Wed 8/5

6:00 am-3:59 pm

1 stop6h 59m

$387

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 7/29

7:01 am-11:45 am

1 stop7h 44m

Ontario

Wed 8/5

12:33 pm-11:01 pm

1 stop7h 28m

$389

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 7/29

7:01 am-11:45 am

1 stop7h 44m

Ontario

Wed 8/5

12:33 pm-11:01 pm

1 stop7h 28m

$391

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 7/29

7:01 am-11:45 am

1 stop7h 44m

Ontario

Wed 8/5

11:59 pm-2:50 pm

2 stops11h 51m

$392

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 7/29

7:01 am-1:22 pm

1 stop9h 21m

Ontario

Wed 8/5

12:33 pm-11:01 pm

1 stop7h 28m

$394

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Thu 8/13

3:40 pm-10:04 pm

1 stop9h 24m

Ontario

Mon 8/17

11:20 pm-12:06 pm

1 stop9h 46m

$399

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Thu 8/13

3:40 pm-10:04 pm

1 stop9h 24m

Ontario

Mon 8/17

11:59 pm-3:59 pm

2 stops13h 00m

$404

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Thu 8/13

3:40 pm-10:58 pm

2 stops10h 18m

Ontario

Mon 8/17

11:59 pm-3:59 pm

2 stops13h 00m

$409

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 7/14

6:00 am-1:22 pm

2 stops10h 22m

Ontario

Tue 7/21

7:15 pm-10:16 am

2 stops12h 01m

$418

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Thu 8/13

11:31 am-7:15 pm

2 stops10h 44m

Ontario

Mon 8/17

11:59 pm-3:59 pm

2 stops13h 00m

$427

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Buffalo to Ontario

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 typical price of a round-trip flight between Buffalo and Ontario?

What is the cheapest month to fly to Ontario?

In general, October is the cheapest month to fly from Buffalo to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $306. If you aren’t able to travel during the month of October, then book flights to Ontario from Buffalo during February instead. Flights to Ontario in February, while not as cheap as those in October, still average around $395.

How have Buffalo to Ontario flight prices changed over time?

As of May 2026, prices for Buffalo to Ontario flights are approximately 174% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to Ontario

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

Cheap Buffalo to Ontario (BUF to ONT) flight deals and tips

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

Fastest flight time

6h 47m

Direct flights

None
The fastest flight from Buffalo to Ontario takes 6h 47m
There are no direct flights from Buffalo to Ontario. There are no popular flight routes from Buffalo to Ontario.
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Frequently asked questions about flying from Buffalo to Ontario

  • How far is Buffalo to Ontario by plane?

    Ontario is 2161.5 mi away from Buffalo. 6h 47m is a normal flight duration for this route.

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

    Prices for flights from Buffalo Airport to Ontario Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario 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 Buffalo to Ontario?

Best airlines flying from Buffalo to Ontario

Compare and see reviews for airlines that fly from Buffalo to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $286Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
SouthwestPriceFrom $306Free CancellationRating
7.9
4,264 reviews
Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Ontario for you.

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

Yes. All flights to Ontario from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Buffalo.

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

Yes. momondo can track prices for Buffalo to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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