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Cheap flights from Buffalo to Los Angeles from $154

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 9/1. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
7:00 am - 1:30 pm
BUF
-
ONT
9h 30m
1 stop
American Airlines Logo
10:10 pm - 10:45 am
ONT
-
BUF
9h 35m
1 stop
$355American Airlines
Sat, Oct 10 - Sat, Oct 24
American Airlines Logo
7:00 am - 1:31 pm
BUF
-
ONT
9h 31m
1 stop
American Airlines Logo
10:29 am - 11:01 pm
ONT
-
BUF
9h 32m
1 stop
$355American Airlines
Tue, Aug 25 - Tue, Sep 1
Delta Logo
6:00 am - 11:06 am
BUF
-
ONT
8h 06m
1 stop
Delta Logo
7:00 am - 6:00 pm
ONT
-
BUF
8h 00m
1 stop
$355Delta
Wed, Nov 4 - Tue, Nov 17
Delta Logo
6:00 am - 11:27 am
BUF
-
ONT
8h 27m
1 stop
Delta Logo
12:00 pm - 11:55 pm
ONT
-
BUF
8h 55m
1 stop
$355Delta
Tue, Jan 5 - Wed, Jan 13
American Airlines Logo
4:50 pm - 10:59 pm
BUF
-
ONT
9h 09m
1 stop
American Airlines Logo
12:33 pm - 11:01 pm
ONT
-
BUF
7h 28m
1 stop
$355American Airlines
Tue, Sep 1 - Tue, Sep 8
Delta Logo
6:00 am - 11:27 am
BUF
-
ONT
8h 27m
1 stop
Delta Logo
12:00 pm - 11:55 pm
ONT
-
BUF
8h 55m
1 stop
$355Delta
Wed, Jan 6 - Wed, Jan 13
United Airlines Logo
8:55 am - 12:50 pm
BUF
-
ONT
6h 55m
1 stop
United Airlines Logo
9:01 am - 10:37 pm
ONT
-
BUF
10h 36m
2 stops
$360United Airlines
Tue, Sep 1 - Tue, Sep 22
Southwest Logo
6:00 am - 12:40 pm
BUF
-
ONT
9h 40m
2 stops
Southwest Logo
11:55 pm - 12:30 pm
ONT
-
BUF
9h 35m
2 stops
$384Southwest
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
11:45 am - 4:10 pm
BUF
-
ONT
7h 25m
1 stop
Southwest Logo
7:45 am - 8:35 pm
ONT
-
BUF
9h 50m
2 stops
$424Southwest
Thu, Aug 20 - Wed, Aug 26
United Airlines Logo
5:58 pm - 10:35 pm
BUF
-
ONT
7h 37m
1 stop
United Airlines Logo
1:18 pm - 10:37 pm
ONT
-
BUF
6h 19m
1 stop
$465United Airlines
Tue, Aug 25 - Tue, Sep 1

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JetBlue flights from Buffalo to Ontario

Our best JetBlue deals on Buffalo to Ontario flight tickets
JetBlue
Aug 25
BUF4:02 pmBuffalo
9h 05m
1 stop
ONT10:07 pmOntario
Sep 1
ONT12:02 amOntario
8h 25m
1 stop
BUF11:27 amBuffalo
$377
JetBlue
Aug 27
BUF3:55 pmBuffalo
9h 43m
1 stop
ONT10:38 pmOntario
Sep 6
ONT11:59 pmOntario
11h 39m
1 stop
BUF2:38 pmBuffalo
$403
JetBlue
Sep 11
BUF3:33 pmBuffalo
8h 24m
1 stop
ONT8:57 pmOntario
Sep 13
ONT10:39 pmOntario
17h 19m
1 stop
BUF6:58 pmBuffalo
$498

Delta flights from Buffalo to Ontario

Our best Delta deals on Buffalo to Ontario flight tickets
Delta
Aug 25
BUF6:05 amBuffalo
7h 37m
1 stop
ONT10:42 amOntario
Aug 27
ONT10:00 pmOntario
10h 08m
1 stop
BUF11:08 amBuffalo
$355
Delta
Nov 5
BUF6:00 amBuffalo
8h 06m
1 stop
ONT11:06 amOntario
Nov 16
ONT12:22 pmOntario
8h 37m
1 stop
BUF11:59 pmBuffalo
$387
Delta
Dec 25
BUF6:00 amBuffalo
8h 27m
1 stop
ONT11:27 amOntario
Jan 9
ONT12:00 pmOntario
8h 55m
1 stop
BUF11:55 pmBuffalo
$447

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 July 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

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Sat 10/10

7:00 am-1:30 pm

1 stop9h 30m

Ontario

Sat 10/24

10:10 pm-10:45 am

1 stop9h 35m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 8/25

7:00 am-1:31 pm

1 stop9h 31m

Ontario

Tue 9/1

10:29 am-11:01 pm

1 stop9h 32m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 11/4

6:00 am-11:06 am

1 stop8h 06m

Ontario

Tue 11/17

7:00 am-6:00 pm

1 stop8h 00m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 1/5

6:00 am-11:27 am

1 stop8h 27m

Ontario

Wed 1/13

12:00 pm-11:55 pm

1 stop8h 55m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 9/1

4:50 pm-10:59 pm

1 stop9h 09m

Ontario

Tue 9/8

12:33 pm-11:01 pm

1 stop7h 28m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Wed 1/6

6:00 am-11:27 am

1 stop8h 27m

Ontario

Wed 1/13

12:00 pm-11:55 pm

1 stop8h 55m

$355

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 9/1

8:55 am-12:50 pm

1 stop6h 55m

Ontario

Tue 9/22

9:01 am-10:37 pm

2 stops10h 36m

$360

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 8/25

6:00 am-12:40 pm

2 stops9h 40m

Ontario

Tue 9/1

11:55 pm-12:30 pm

2 stops9h 35m

$384

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Thu 8/20

11:45 am-4:10 pm

1 stop7h 25m

Ontario

Wed 8/26

7:45 am-8:35 pm

2 stops9h 50m

$424
Quickest round-trip

BuffaloOntario

BUF - ONT

BUFONT

Buffalo

Tue 8/25

5:58 pm-10:35 pm

1 stop7h 37m

Ontario

Tue 9/1

1:18 pm-10:37 pm

1 stop6h 19m

$465

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?

Prices are currently low for flights on this route.

Typical prices usually range from $374 to $614.
The lowest price recently found on this route was $355.

What is the cheapest month to fly to Ontario?

In general, June 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 $0. If you aren’t able to travel during the month of June, then book flights to Ontario from Buffalo during October instead. Flights to Ontario in October, while not as cheap as those in June, still average around $306.

How have Buffalo to Ontario flight prices changed over time?

As of July 2026, prices for Buffalo to Ontario flights are approximately 8% 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 43m

Direct flights

None
The fastest flight from Buffalo to Ontario takes 6h 43m
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 43m 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 $296Free CancellationRating
7.1
11,839 reviews
Search American Airlines flights
SouthwestPriceFrom $306Free CancellationRating
8.0
4,228 reviews
Search Southwest flights
United AirlinesPriceFrom $374Free CancellationRating
7.4
10,048 reviews
Search United Airlines 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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