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Cheap flights from Brownsville to Los Angeles from $379

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 10/9. 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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Find the cheapest flights from Brownsville to Los Angeles (BRO-ONT)

Cheap round-trip flights

American Airlines Logo
7:08 pm - 11:59 pmBRO-ONT
6h 51m1 stop
American Airlines Logo
2:51 pm - 10:30 pmONT-BRO
5h 39m1 stop
$379American Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
American Airlines Logo
5:38 am - 10:07 amBRO-ONT
6h 29m1 stop
American Airlines Logo
7:27 pm - 2:27 pmONT-BRO
17h 00m2 stops
$447American Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
United Airlines Logo
5:15 pm - 9:25 pmBRO-ONT
6h 10m1 stop
United Airlines Logo
6:50 pm - 4:03 pmONT-BRO
19h 13m2 stops
$487United Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
United Airlines Logo
9:45 am - 5:29 pmBRO-ONT
9h 44m2 stops
United Airlines Logo
6:50 pm - 11:21 amONT-BRO
14h 31m2 stops
$492United Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
United Airlines Logo
9:30 am - 9:24 pmBRO-ONT
13h 54m1 stop
United Airlines Logo
6:00 am - 4:00 pmONT-BRO
8h 00m1 stop
$539United Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14
United Airlines Logo
5:25 pm - 9:21 pmBRO-ONT
5h 56m1 stop
United Airlines Logo
6:02 am - 1:36 pmONT-BRO
5h 34m1 stop
$592United Airlines
Find Deal
Wed, Feb 11 - Mon, Feb 16
American Airlines Logo
10:31 am - 9:49 pmBRO-ONT
13h 18m2 stops
American Airlines Logo
7:27 pm - 2:27 pmONT-BRO
17h 00m2 stops
$626American Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
United Airlines Logo
9:45 am - 9:49 pmBRO-ONT
14h 04m1 stop
United Airlines Logo
6:00 am - 7:35 pmONT-BRO
11h 35m1 stop
$639United Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 8
United Airlines Logo
5:15 pm - 9:25 pmBRO-ONT
6h 10m1 stop
United Airlines Logo
6:04 am - 11:21 amONT-BRO
27h 17m1 stop
$829United Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8
United Airlines Logo
5:25 pm - 9:49 pmBRO-ONT
6h 24m1 stop
United Airlines Logo
6:00 am - 7:35 pmONT-BRO
11h 35m2 stops
$1,002United Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 8

American Airlines flights from Brownsville to Ontario

Our best American Airlines deals on Brownsville to Ontario flight tickets
American Airlines
Oct 9
BRO7:08 pmBrownsville South Padre Is. Intl
6h 51m
1 stop
ONT11:59 pmOntario
Oct 16
ONT2:51 pmOntario
5h 39m
1 stop
BRO10:30 pmBrownsville South Padre Is. Intl
$379
Find similar
American Airlines
Oct 9
BRO5:38 amBrownsville South Padre Is. Intl
6h 29m
1 stop
ONT10:07 amOntario
Oct 16
ONT7:27 pmOntario
17h 00m
2 stops
BRO2:27 pmBrownsville South Padre Is. Intl
$447
Find similar
American Airlines
Oct 9
BRO10:31 amBrownsville South Padre Is. Intl
13h 18m
2 stops
ONT9:49 pmOntario
Oct 16
ONT7:27 pmOntario
17h 00m
2 stops
BRO2:27 pmBrownsville South Padre Is. Intl
$626
Find similar

United Airlines flights from Brownsville to Ontario

Our best United Airlines deals on Brownsville to Ontario flight tickets
United Airlines
Sep 5
BRO5:15 pmBrownsville South Padre Is. Intl
6h 10m
1 stop
ONT9:25 pmOntario
Sep 8
ONT6:50 pmOntario
19h 13m
2 stops
BRO4:03 pmBrownsville South Padre Is. Intl
$487
Find similar
United Airlines
Sep 5
BRO9:45 amBrownsville South Padre Is. Intl
9h 44m
2 stops
ONT5:29 pmOntario
Sep 8
ONT6:50 pmOntario
14h 31m
2 stops
BRO11:21 amBrownsville South Padre Is. Intl
$492
Find similar
United Airlines
Oct 10
BRO9:30 amBrownsville South Padre Is. Intl
13h 54m
1 stop
ONT9:24 pmOntario
Oct 14
ONT6:00 amOntario
8h 00m
1 stop
BRO4:00 pmBrownsville South Padre Is. Intl
$539
Find similar

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 August 17, 2025.
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

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 10/9

7:08 pm-11:59 pm

1 stop6h 51m

Ontario

Thu 10/16

2:51 pm-10:30 pm

1 stop5h 39m

$379

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 10/9

5:38 am-10:07 am

1 stop6h 29m

Ontario

Thu 10/16

7:27 pm-2:27 pm

2 stops17h 00m

$447

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 9/5

5:15 pm-9:25 pm

1 stop6h 10m

Ontario

Mon 9/8

6:50 pm-4:03 pm

2 stops19h 13m

$487

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 9/5

9:45 am-5:29 pm

2 stops9h 44m

Ontario

Mon 9/8

6:50 pm-11:21 am

2 stops14h 31m

$492

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 10/10

9:30 am-9:24 pm

1 stop13h 54m

Ontario

Tue 10/14

6:00 am-4:00 pm

1 stop8h 00m

$539

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Wed 2/11

5:25 pm-9:21 pm

1 stop5h 56m

Ontario

Mon 2/16

6:02 am-1:36 pm

1 stop5h 34m

$592

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Thu 10/9

10:31 am-9:49 pm

2 stops13h 18m

Ontario

Thu 10/16

7:27 pm-2:27 pm

2 stops17h 00m

$626

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 12/5

9:45 am-9:49 pm

1 stop14h 04m

Ontario

Mon 12/8

6:00 am-7:35 pm

1 stop11h 35m

$639

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 9/5

5:15 pm-9:25 pm

1 stop6h 10m

Ontario

Mon 9/8

6:04 am-11:21 am

1 stop27h 17m

$829

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Fri 12/5

5:25 pm-9:49 pm

1 stop6h 24m

Ontario

Mon 12/8

6:00 am-7:35 pm

2 stops11h 35m

$1,002

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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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 is the most popular carrier 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 58% 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

Best Price Found

$389

Fastest flight time

5h 56m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Brownsville in the past 72 hours is $389. The best round-trip flight deal from Brownsville to Ontario found on momondo in the last 72 hours is $379.
The fastest flight from Brownsville to Ontario takes 5h 56m
There are no direct flights from Brownsville to Ontario. Popular non-direct route for this connection is Brownsville South Padre Is. Intl Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)
Search flight deals

  • 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 5h 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 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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