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Cheap flights from Brownsville to Los Angeles from $265

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brownsville to Los Angeles departing on 6/16. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:42 pm - 11:59 pm
BRO
-
ONT
7h 17m
1 stop
American Airlines Logo
2:18 pm - 12:23 am
ONT
-
BRO
8h 05m
1 stop
$349American Airlines
Tue, Jun 16 - Sat, Jun 20
American Airlines Logo
6:42 pm - 11:59 pm
BRO
-
ONT
7h 17m
1 stop
American Airlines Logo
1:10 pm - 12:23 am
ONT
-
BRO
9h 13m
2 stops
$354American Airlines
Tue, Jun 16 - Sat, Jun 20
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:45 am - 3:57 pm
ONT
-
BRO
8h 12m
1 stop
$378United Airlines
Thu, May 28 - Sun, May 31
American Airlines Logo
6:42 pm - 10:38 pm
BRO
-
ONT
5h 56m
1 stop
American Airlines Logo
7:12 pm - 10:14 am
ONT
-
BRO
13h 02m
2 stops
$384American Airlines
Wed, Jun 24 - Tue, Jun 30
American Airlines Logo
10:44 am - 9:57 pm
BRO
-
ONT
13h 13m
2 stops
American Airlines Logo
7:12 pm - 10:14 am
ONT
-
BRO
13h 02m
2 stops
$387American Airlines
Wed, Jun 24 - Tue, Jun 30
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:45 am - 3:57 pm
ONT
-
BRO
8h 12m
1 stop
$439United Airlines
Tue, Jun 16 - Tue, Jun 30
American Airlines Logo
5:30 am - 12:05 pm
BRO
-
ONT
8h 35m
2 stops
American Airlines Logo
1:10 pm - 12:23 am
ONT
-
BRO
9h 13m
2 stops
$450American Airlines
Tue, Jun 16 - Sat, Jun 20
United Airlines Logo
7:20 am - 5:28 pm
BRO
-
ONT
12h 08m
2 stops
United Airlines Logo
5:45 am - 3:57 pm
ONT
-
BRO
8h 12m
1 stop
$451United Airlines
Thu, May 28 - Sun, May 31
American Airlines Logo
6:42 pm - 11:59 pm
BRO
-
ONT
7h 17m
1 stop
American Airlines Logo
2:18 pm - 12:23 am
ONT
-
BRO
8h 05m
1 stop
$459American Airlines
Tue, Jun 16 - Wed, Jul 1
United Airlines Logo
5:17 pm - 9:58 pm
BRO
-
ONT
6h 41m
1 stop
United Airlines Logo
6:00 am - 4:24 pm
ONT
-
BRO
8h 24m
1 stop
$464United Airlines
Sat, May 2 - Tue, May 5

American Airlines flights from Brownsville to Ontario

Our best American Airlines deals on Brownsville to Ontario flight tickets
American Airlines
Jun 16
BRO6:42 pmBrownsville South Padre Is. Intl
7h 17m
1 stop
ONT11:59 pmOntario
Jun 20
ONT2:18 pmOntario
8h 05m
1 stop
BRO12:23 amBrownsville South Padre Is. Intl
$349
American Airlines
Jun 16
BRO6:42 pmBrownsville South Padre Is. Intl
7h 17m
1 stop
ONT11:59 pmOntario
Jun 20
ONT1:10 pmOntario
9h 13m
2 stops
BRO12:23 amBrownsville South Padre Is. Intl
$354
American Airlines
Jun 24
BRO6:42 pmBrownsville South Padre Is. Intl
5h 56m
1 stop
ONT10:38 pmOntario
Jun 30
ONT7:12 pmOntario
13h 02m
2 stops
BRO10:14 amBrownsville South Padre Is. Intl
$384

United Airlines flights from Brownsville to Ontario

Our best United Airlines deals on Brownsville to Ontario flight tickets
United Airlines
May 28
BRO4:44 pmBrownsville South Padre Is. Intl
7h 11m
1 stop
ONT9:55 pmOntario
May 31
ONT5:45 amOntario
8h 12m
1 stop
BRO3:57 pmBrownsville South Padre Is. Intl
$378
United Airlines
Jun 16
BRO4:44 pmBrownsville South Padre Is. Intl
7h 11m
1 stop
ONT9:55 pmOntario
Jun 30
ONT5:45 amOntario
8h 12m
1 stop
BRO3:57 pmBrownsville South Padre Is. Intl
$439
United Airlines
May 28
BRO7:20 amBrownsville South Padre Is. Intl
12h 08m
2 stops
ONT5:28 pmOntario
May 31
ONT5:45 amOntario
8h 12m
1 stop
BRO3:57 pmBrownsville South Padre Is. Intl
$451

momondo Fare Finder

 
Customize your flight search to find flights from Brownsville 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 April 17, 2026.
Use the filters below to find and compare flights from Brownsville to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

6:42 pm-11:59 pm

1 stop7h 17m

Ontario

Sat 6/20

2:18 pm-12:23 am

1 stop8h 05m

$349

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

6:42 pm-11:59 pm

1 stop7h 17m

Ontario

Sat 6/20

1:10 pm-12:23 am

2 stops9h 13m

$354

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 5/28

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Sun 5/31

5:45 am-3:57 pm

1 stop8h 12m

$378

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Wed 6/24

6:42 pm-10:38 pm

1 stop5h 56m

Ontario

Tue 6/30

7:12 pm-10:14 am

2 stops13h 02m

$384

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Wed 6/24

10:44 am-9:57 pm

2 stops13h 13m

Ontario

Tue 6/30

7:12 pm-10:14 am

2 stops13h 02m

$387

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Tue 6/30

5:45 am-3:57 pm

1 stop8h 12m

$439

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

5:30 am-12:05 pm

2 stops8h 35m

Ontario

Sat 6/20

1:10 pm-12:23 am

2 stops9h 13m

$450

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 5/28

7:20 am-5:28 pm

2 stops12h 08m

Ontario

Sun 5/31

5:45 am-3:57 pm

1 stop8h 12m

$451

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

6:42 pm-11:59 pm

1 stop7h 17m

Ontario

Wed 7/1

2:18 pm-12:23 am

1 stop8h 05m

$459
Quickest round-trip

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 5/2

5:17 pm-9:58 pm

1 stop6h 41m

Ontario

Tue 5/5

6:00 am-4:24 pm

1 stop8h 24m

$464

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 Los Angeles from

How to get the cheapest flight ticket from Brownsville 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 cheapest airline that flies from Brownsville South Padre Is. Intl to Ontario?

United Airlines and American Airlines are the most popular carriers operating from Brownsville South Padre Is. Intl to Ontario

What airlines fly to Ontario?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Ontario from Brownsville according to our data. American Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Brownsville to Ontario

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

Cheap Brownsville to Ontario (BRO to ONT) flight deals and tips

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

Fastest flight time

6h 25m

Direct flights

None
The fastest flight from Brownsville to Ontario takes 6h 25m
There are no direct flights from Brownsville to Ontario. There are no popular flight routes from Brownsville to Ontario.
Search flight deals

Frequently asked questions about flying from Brownsville to Ontario

  • How far is Brownsville South Padre Is. Intl to Ontario by plane?

    The distance between Brownsville South Padre Is. Intl and Ontario is about 1327.2 mi. Typically, this will take 6h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Ontario Airport?

    Prices for flights from Brownsville South Padre Is. Intl Airport to Ontario Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Ontario 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 Brownsville South Padre Is. Intl Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Brownsville to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

Flights from Brownsville to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Brownsville to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Brownsville and alert you when they change.

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