What are the cheapest airlines flying from Portland to Brownsville round-trip?

Our cheapest airline available from Portland to Brownsville is American Airlines. Our recent data shows that you can find tickets from as low as $289 on this airline. An additional option worth looking into is United Airlines, starting at $377. American Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Portland to Brownsville?

Travelers seeking maximum savings on their Portland to Brownsville flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Brownsville ranges from 1.1 - 5.9 inches per month. September is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Brownsville when rainfall is around 1.1 in.

If weather is an important factor for your trip to Brownsville, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

What is the cheapest day to fly round-trip from Portland to Brownsville?

Travelers have found that booking a Monday departure is the best way to save up to 68% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Portland to Brownsville?

May is one of the best times of the year to fly to Brownsville from Portland. Prices for May average $518 per person but you can even find prices for as low as $238. The most expensive prices can be found in the month of March. Opting for a May flight can save you 40% on your journey compared to booking in March

What is the cheapest time of day to fly from PDX to BRO?

One of the essential ways to save on airfare from Portland to Brownsville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 17% on airfare.

Can I find deals for flights from Portland to Brownsville that include hotel bookings?

Yes. In addition to deals on Portland to Brownsville flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Brownsville?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Brownsville.

Can I find deals for business class flights from Portland to Brownsville?

Yes. Cheapflights offers flight deals from Portland to Brownsville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$289+ Flights from Portland to Brownsville

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Cheap flight deals from Portland to Brownsville

Round-trip from	$289 (American Airlines)
Popular in	March
Cheapest in	May
Average price	$719

From Portland to Brownsville South Padre Is. Intl

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

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Find flight deals from Portland to Brownsville

Cheapest flights from Portland to Brownsville
Explore the most affordable flight options available from Portland to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Wed 10/88:45 amPDX - BRO

1 stop7h 23mAmerican Airlines

Wed 10/156:38 pmBRO - PDX

1 stop6h 51mAmerican Airlines

Deal found 6/30

$289

Thu 7/179:47 amPDX - BRO

2 stops11h 45mUnited Airlines

Mon 7/215:19 pmBRO - PDX

1 stop7h 14mUnited Airlines

Deal found 7/2

$377

Best flights from Portland to Brownsville
Discover carefully curated flight deals from Portland to Brownsville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Wed 10/88:45 amPDX - BRO

1 stop7h 23mAmerican Airlines

Wed 10/156:38 pmBRO - PDX

1 stop6h 51mAmerican Airlines

Deal found 6/30

$289

Thu 7/179:47 amPDX - BRO

2 stops11h 45mUnited Airlines

Mon 7/215:19 pmBRO - PDX

1 stop7h 14mUnited Airlines

Deal found 7/2

$377

Last-minute flights from Portland to Brownsville
Discover last-minute flight deals from Portland to Brownsville. Data last updated July 3, 2025 and is based on user searches.

Thu 7/179:47 amPDX - BRO

2 stops11h 45mUnited Airlines

Mon 7/215:19 pmBRO - PDX

1 stop7h 14mUnited Airlines

Deal found 7/2

$377

Wed 7/306:10 amPDX - BRO

2 stops10h 34mAmerican Airlines

Wed 8/66:37 pmBRO - PDX

1 stop6h 22mAmerican Airlines

Deal found 7/1

$294

One-way flights from Portland to Brownsville
Search for one-way flight options from Portland to Brownsville. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Tue 7/811:59 pmPDX - BRO

1 stop9h 26mUnited Airlines

Deal found 7/3

$379

Thu 7/1012:59 amPDX - BRO

1 stop15h 45mAmerican Airlines

Deal found 7/1

$461

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Brownsville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBrownsville

PDX - BRO

PDXBRO

Portland

Wed 10/8

8:45 am-6:08 pm

1 stop7h 23m

Brownsville South Padre Is. Intl

Wed 10/15

6:38 pm-11:29 pm

1 stop6h 51m

$289

PortlandBrownsville

PDX - BRO

PDXBRO

Portland

Thu 7/17

9:47 am-11:32 pm

2 stops11h 45m

Brownsville South Padre Is. Intl

Mon 7/21

5:19 pm-10:33 pm

1 stop7h 14m

$377

PortlandBrownsville

PDX - BRO

PDXBRO

Portland

Tue 7/8

11:59 pm-11:25 am

1 stop9h 26m

$379

PortlandBrownsville

PDX - BRO

PDXBRO

Portland

Thu 7/10

12:59 am-6:44 pm

1 stop15h 45m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Portland to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Portland with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Brownsville

What is the cheapest month to book a flight from Portland to Brownsville?

Currently, August is the cheapest month in which you can book a flight from Portland to Brownsville (average of $328). Flying from Portland to Brownsville in March is currently the most expensive (average of $471). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Brownsville

Read reviews from past customers who have flown United Airlines and American Airlines from Portland to Brownsville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

United Airlines

7.4

Good

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

What are the cheapest airlines flying from Portland to Brownsville round-trip?
Our cheapest airline available from Portland to Brownsville is American Airlines. Our recent data shows that you can find tickets from as low as $289 on this airline. An additional option worth looking into is United Airlines, starting at $377. American Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Portland to Brownsville that include hotel bookings?
Yes. In addition to deals on Portland to Brownsville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Brownsville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Brownsville.
Can I find deals for business class flights from Portland to Brownsville?
Yes. Cheapflights offers flight deals from Portland to Brownsville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portland to Brownsville?
Currently, August is the cheapest month in which you can book a flight from Portland to Brownsville (average of $328). Flying from Portland to Brownsville in March is currently the most expensive (average of $471). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Portland to Brownsville

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$238	Average$450	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$273	Average$571	FlexibilityNo cancel fee	On-time69%

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$289+ Cheap flights from Portland to Brownsville (PDX - BRO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Brownsville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Brownsville

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Portland to Brownsville

Cheapest flights from Portland to BrownsvilleExplore the most affordable flight options available from Portland to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Portland to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Brownsville that are best for you.

Best time to book a flight from Portland to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Portland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portland to Brownsville

What is the cheapest month to book a flight from Portland to Brownsville?

Reviews of airlines servicing Brownsville

Read reviews from past customers who have flown United Airlines and American Airlines from Portland to Brownsville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Portland to Brownsville round-trip?

Can I find deals for flights from Portland to Brownsville that include hotel bookings?

How can I find direct flights from Portland to Brownsville?

Can I find deals for business class flights from Portland to Brownsville?

What is the cheapest month to book a flight from Portland to Brownsville?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Brownsville

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Portland to Brownsville

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Cheapest flights from Portland to Brownsville
Explore the most affordable flight options available from Portland to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.