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Cheap flights from Brownsville to Los Angeles from $429

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Brownsville to Los Angeles departing on 8/15. 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 Brownsville to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:05 pm - 6:12 pm
BRO
-
ONT
8h 07m
1 stop
United Airlines Logo
9:15 am - 6:13 pm
ONT
-
BRO
6h 58m
1 stop
$429United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
12:05 pm - 6:12 pm
BRO
-
ONT
8h 07m
1 stop
United Airlines Logo
6:08 am - 6:13 pm
ONT
-
BRO
10h 05m
2 stops
$460United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
7:15 am - 8:01 pm
BRO
-
ONT
14h 46m
2 stops
United Airlines Logo
6:00 am - 3:51 pm
ONT
-
BRO
7h 51m
1 stop
$469United Airlines
Fri, Aug 14 - Sun, Aug 16
United Airlines Logo
12:05 pm - 8:01 pm
BRO
-
ONT
9h 56m
2 stops
United Airlines Logo
7:13 pm - 11:23 am
ONT
-
BRO
14h 10m
2 stops
$474United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
12:05 pm - 6:12 pm
BRO
-
ONT
8h 07m
1 stop
United Airlines Logo
9:15 am - 6:13 pm
ONT
-
BRO
6h 58m
1 stop
$489United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
12:05 pm - 6:12 pm
BRO
-
ONT
8h 07m
1 stop
United Airlines Logo
9:15 am - 6:13 pm
ONT
-
BRO
6h 58m
1 stop
$494United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
12:05 pm - 6:12 pm
BRO
-
ONT
8h 07m
1 stop
United Airlines Logo
5:00 am - 6:13 pm
ONT
-
BRO
11h 13m
2 stops
$495United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
7:15 am - 3:41 pm
BRO
-
ONT
10h 26m
2 stops
United Airlines Logo
9:15 am - 6:13 pm
ONT
-
BRO
6h 58m
1 stop
$500United Airlines
Sat, Aug 15 - Tue, Aug 18
United Airlines Logo
4:38 pm - 9:59 pm
BRO
-
ONT
7h 21m
1 stop
United Airlines Logo
7:13 pm - 11:23 am
ONT
-
BRO
14h 10m
2 stops
$500United Airlines
Thu, Aug 13 - Mon, Aug 17

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United Airlines flights from Brownsville to Ontario

Our best United Airlines deals on Brownsville to Ontario flight tickets
United Airlines
Aug 15
BRO12:05 pmBrownsville South Padre Is. Intl
8h 07m
1 stop
ONT6:12 pmOntario
Aug 18
ONT9:15 amOntario
6h 58m
1 stop
BRO6:13 pmBrownsville South Padre Is. Intl
$429
United Airlines
Aug 15
BRO12:05 pmBrownsville South Padre Is. Intl
8h 07m
1 stop
ONT6:12 pmOntario
Aug 18
ONT6:08 amOntario
10h 05m
2 stops
BRO6:13 pmBrownsville South Padre Is. Intl
$460
United Airlines
Aug 14
BRO7:15 amBrownsville South Padre Is. Intl
14h 46m
2 stops
ONT8:01 pmOntario
Aug 16
ONT6:00 amOntario
7h 51m
1 stop
BRO3:51 pmBrownsville South Padre Is. Intl
$469

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 July 28, 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
Quickest round-trip

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

12:05 pm-6:12 pm

1 stop8h 07m

Ontario

Tue 8/18

9:15 am-6:13 pm

1 stop6h 58m

$429

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

12:05 pm-6:12 pm

1 stop8h 07m

Ontario

Tue 8/18

6:08 am-6:13 pm

2 stops10h 05m

$460

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 8/14

7:15 am-8:01 pm

2 stops14h 46m

Ontario

Sun 8/16

6:00 am-3:51 pm

1 stop7h 51m

$469

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 8/13

12:05 pm-8:01 pm

2 stops9h 56m

Ontario

Mon 8/17

7:13 pm-11:23 am

2 stops14h 10m

$474

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

12:05 pm-6:12 pm

1 stop8h 07m

Ontario

Tue 8/18

9:15 am-6:13 pm

1 stop6h 58m

$489

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

12:05 pm-6:12 pm

1 stop8h 07m

Ontario

Tue 8/18

9:15 am-6:13 pm

1 stop6h 58m

$494

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

12:05 pm-6:12 pm

1 stop8h 07m

Ontario

Tue 8/18

5:00 am-6:13 pm

2 stops11h 13m

$495

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 8/15

7:15 am-3:41 pm

2 stops10h 26m

Ontario

Tue 8/18

9:15 am-6:13 pm

1 stop6h 58m

$500

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 8/13

4:38 pm-9:59 pm

1 stop7h 21m

Ontario

Mon 8/17

7:13 pm-11:23 am

2 stops14h 10m

$500

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Can stopping save me money on Brownsville to Ontario flights?

You could potentially save up to 17% on your flight if you consider stops on a Brownsville to Ontario flight.

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

9h 56m

Direct flights

None
The fastest flight from Brownsville to Ontario takes 9h 56m
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 9h 56m 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 many operators does momondo search for flights from Brownsville South Padre Is. Intl Airport to Ontario Airport?

  • 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.

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

Best airlines flying from Brownsville to Ontario

Compare and see reviews for airlines that fly from Brownsville to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,839 reviews
Search American Airlines flights

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.

An easier way to manage your Ontario trip

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