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Cheap flights from Brownsville to Los Angeles from $329

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 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.
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0 bags

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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
7:15 am - 8:01 pm
BRO
-
ONT
14h 46m
2 stops
United Airlines Logo
6:00 am - 3:38 pm
ONT
-
BRO
7h 38m
1 stop
$424United Airlines
Wed, Sep 23 - Sat, Sep 26
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
$484United Airlines
Tue, Jun 23 - Sun, Jun 28
United Airlines Logo
7:15 am - 8:01 pm
BRO
-
ONT
14h 46m
2 stops
United Airlines Logo
5:00 am - 6:08 pm
ONT
-
BRO
11h 08m
2 stops
$495United Airlines
Wed, Sep 23 - Sat, Sep 26
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:00 am - 7:27 pm
ONT
-
BRO
12h 27m
2 stops
$517United Airlines
Sat, Jul 11 - Sat, Jul 18
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
$519United Airlines
Tue, Jun 16 - Tue, Jun 23
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:00 am - 6:37 pm
ONT
-
BRO
11h 37m
2 stops
$578United Airlines
Tue, Jun 16 - Tue, Jun 23
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:00 am - 6:44 pm
ONT
-
BRO
11h 44m
2 stops
$583United Airlines
Tue, Jul 21 - Thu, Jul 30
United Airlines Logo
4:44 pm - 9:55 pm
BRO
-
ONT
7h 11m
1 stop
United Airlines Logo
5:00 am - 6:37 pm
ONT
-
BRO
11h 37m
2 stops
$584United Airlines
Sat, Jul 11 - Wed, Jul 15
American Airlines Logo
6:42 pm - 11:59 pm
BRO
-
ONT
7h 17m
1 stop
American Airlines Logo
7:15 pm - 2:17 pm
ONT
-
BRO
17h 02m
2 stops
$589American Airlines
Tue, Jul 21 - Wed, Jul 29
American Airlines Logo
10:44 am - 6:18 pm
BRO
-
ONT
9h 34m
2 stops
American Airlines Logo
7:15 pm - 2:17 pm
ONT
-
BRO
17h 02m
2 stops
$594American Airlines
Tue, Jul 21 - Wed, Jul 29

United Airlines flights from Brownsville to Ontario

Our best United Airlines deals on Brownsville to Ontario flight tickets
United Airlines
Sep 23
BRO7:15 amBrownsville South Padre Is. Intl
14h 46m
2 stops
ONT8:01 pmOntario
Sep 26
ONT6:00 amOntario
7h 38m
1 stop
BRO3:38 pmBrownsville South Padre Is. Intl
$424
United Airlines
Jun 23
BRO4:44 pmBrownsville South Padre Is. Intl
7h 11m
1 stop
ONT9:55 pmOntario
Jun 28
ONT5:45 amOntario
8h 12m
1 stop
BRO3:57 pmBrownsville South Padre Is. Intl
$484
United Airlines
Sep 23
BRO7:15 amBrownsville South Padre Is. Intl
14h 46m
2 stops
ONT8:01 pmOntario
Sep 26
ONT5:00 amOntario
11h 08m
2 stops
BRO6:08 pmBrownsville South Padre Is. Intl
$495

American Airlines flights from Brownsville to Ontario

Our best American Airlines deals on Brownsville to Ontario flight tickets
American Airlines
Jul 21
BRO6:42 pmBrownsville South Padre Is. Intl
7h 17m
1 stop
ONT11:59 pmOntario
Jul 29
ONT7:15 pmOntario
17h 02m
2 stops
BRO2:17 pmBrownsville South Padre Is. Intl
$589
American Airlines
Jul 21
BRO10:44 amBrownsville South Padre Is. Intl
9h 34m
2 stops
ONT6:18 pmOntario
Jul 29
ONT7:15 pmOntario
17h 02m
2 stops
BRO2:17 pmBrownsville South Padre Is. Intl
$594
American Airlines
Jul 21
BRO5:30 amBrownsville South Padre Is. Intl
8h 32m
2 stops
ONT12:02 pmOntario
Jul 30
ONT6:11 amOntario
16h 02m
2 stops
BRO12:13 amBrownsville South Padre Is. Intl
$624

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 June 3, 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

Wed 9/23

7:15 am-8:01 pm

2 stops14h 46m

Ontario

Sat 9/26

6:00 am-3:38 pm

1 stop7h 38m

$424
Quickest round-trip

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/23

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Sun 6/28

5:45 am-3:57 pm

1 stop8h 12m

$484

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Wed 9/23

7:15 am-8:01 pm

2 stops14h 46m

Ontario

Sat 9/26

5:00 am-6:08 pm

2 stops11h 08m

$495

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 7/11

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Sat 7/18

5:00 am-7:27 pm

2 stops12h 27m

$517

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Tue 6/23

5:45 am-3:57 pm

1 stop8h 12m

$519

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 6/16

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Tue 6/23

5:00 am-6:37 pm

2 stops11h 37m

$578

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 7/21

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Thu 7/30

5:00 am-6:44 pm

2 stops11h 44m

$583

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Sat 7/11

4:44 pm-9:55 pm

1 stop7h 11m

Ontario

Wed 7/15

5:00 am-6:37 pm

2 stops11h 37m

$584

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 7/21

6:42 pm-11:59 pm

1 stop7h 17m

Ontario

Wed 7/29

7:15 pm-2:17 pm

2 stops17h 02m

$589

BrownsvilleOntario

BRO - ONT

BROONT

Brownsville South Padre Is. Intl

Tue 7/21

10:44 am-6:18 pm

2 stops9h 34m

Ontario

Wed 7/29

7:15 pm-2:17 pm

2 stops17h 02m

$594

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

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

5h 56m

Direct flights

None
The fastest flight from Brownsville to Ontario takes 5h 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 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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