What airlines fly to Seattle?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Brownsville according to our data. American Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Brownsville South Padre Is. Intl to Seattle/Tacoma Intl?

United Airlines and Alaska Airlines are the most popular carriers operating from Brownsville South Padre Is. Intl to Seattle/Tacoma Intl

When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport?

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

How many operators does momondo search for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport?

The number of operators available for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport is 2 as of September 2026.

How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$399 Cheap Flights from Brownsville to Seattle in 2026/27

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10:39 am - 4:48 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

8h 09m1 stop Dallas/Fort Worth

5:00 am - 3:07 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

8h 07m1 stop Dallas/Fort Worth

$399American Airlines

Thu, Oct 15 - Wed, Oct 21

4:37 pm - 11:00 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

8h 23m1 stop Houston George Bush Intcntl

11:59 pm - 11:23 amSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

9h 24m1 stop Houston George Bush Intcntl

$479United Airlines

Tue, Oct 6 - Sat, Oct 10

4:37 pm - 11:00 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

8h 23m1 stop Houston George Bush Intcntl

9:05 am - 9:50 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

10h 45m2 stops San Francisco Houston George Bush Intcntl

$484United Airlines

Tue, Oct 6 - Sat, Oct 10

7:15 am - 12:48 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

7h 33m1 stop Houston George Bush Intcntl

6:30 am - 9:50 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

13h 20m2 stops Los Angeles Houston George Bush Intcntl

$484United Airlines

Tue, Oct 6 - Sat, Oct 10

12:05 pm - 9:01 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

10h 56m2 stops Houston George Bush Intcntl San Francisco

9:05 am - 9:50 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

10h 45m2 stops San Francisco Houston George Bush Intcntl

$489United Airlines

Tue, Oct 6 - Sat, Oct 10

8:03 pm - 12:58 amBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

6h 55m1 stop Dallas/Fort Worth

5:10 am - 3:00 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

7h 50m1 stop Dallas/Fort Worth

$539American Airlines

Tue, Dec 22 - Sun, Dec 27

5:49 am - 11:14 amBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

7h 25m1 stop Dallas/Fort Worth

12:04 pm - 10:57 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

8h 53m1 stop Dallas/Fort Worth

$543American Airlines

Sun, Oct 25 - Sat, Oct 31

8:03 pm - 12:58 amBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

6h 55m1 stop Dallas/Fort Worth

5:10 am - 3:00 pmSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

7h 50m1 stop Dallas/Fort Worth

$559American Airlines

Tue, Dec 22 - Sun, Dec 27

10:42 am - 9:45 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

13h 03m2 stops Dallas/Fort Worth San Diego

12:33 am - 10:12 amSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

7h 39m1 stop Dallas/Fort Worth

$865Alaska Airlines

Tue, Dec 22 - Sat, Dec 26

10:39 am - 11:37 pmBRO Brownsville South Padre Is. Intl-SEA Seattle/Tacoma Intl

14h 58m2 stops Dallas/Fort Worth San Diego

12:24 am - 10:05 amSEA Seattle/Tacoma Intl-BRO Brownsville South Padre Is. Intl

7h 41m1 stop Dallas/Fort Worth

$914Alaska Airlines

Fri, Oct 9 - Sat, Oct 10

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United Airlines flights from Brownsville to Seattle

Our best United Airlines deals on Brownsville to Seattle flight tickets

United Airlines

Oct 6

BRO4:37 pmBrownsville South Padre Is. Intl

8h 23m

1 stop

SEA11:00 pmSeattle/Tacoma Intl

Oct 10

SEA11:59 pmSeattle/Tacoma Intl

9h 24m

1 stop

BRO11:23 amBrownsville South Padre Is. Intl

$479

United Airlines

Oct 6

BRO4:37 pmBrownsville South Padre Is. Intl

8h 23m

1 stop

SEA11:00 pmSeattle/Tacoma Intl

Oct 10

SEA9:05 amSeattle/Tacoma Intl

10h 45m

2 stops

BRO9:50 pmBrownsville South Padre Is. Intl

$484

United Airlines

Oct 6

BRO12:05 pmBrownsville South Padre Is. Intl

10h 56m

2 stops

SEA9:01 pmSeattle/Tacoma Intl

Oct 10

SEA9:05 amSeattle/Tacoma Intl

10h 45m

2 stops

BRO9:50 pmBrownsville South Padre Is. Intl

$489

American Airlines flights from Brownsville to Seattle

Our best American Airlines deals on Brownsville to Seattle flight tickets

American Airlines

Oct 15

BRO10:39 amBrownsville South Padre Is. Intl

8h 09m

1 stop

SEA4:48 pmSeattle/Tacoma Intl

Oct 21

SEA5:00 amSeattle/Tacoma Intl

8h 07m

1 stop

BRO3:07 pmBrownsville South Padre Is. Intl

$399

American Airlines

Oct 25

BRO5:49 amBrownsville South Padre Is. Intl

7h 25m

1 stop

SEA11:14 amSeattle/Tacoma Intl

Oct 31

SEA12:04 pmSeattle/Tacoma Intl

8h 53m

1 stop

BRO10:57 pmBrownsville South Padre Is. Intl

$543

American Airlines

Dec 22

BRO8:03 pmBrownsville South Padre Is. Intl

6h 55m

1 stop

SEA12:58 amSeattle/Tacoma Intl

Dec 27

SEA5:10 amSeattle/Tacoma Intl

7h 50m

1 stop

BRO3:00 pmBrownsville South Padre Is. Intl

$559

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Thu 10/15

10:39 am-4:48 pm

1 stop8h 09m

Seattle/Tacoma Intl

Wed 10/21

5:00 am-3:07 pm

1 stop8h 07m

$399

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 10/6

4:37 pm-11:00 pm

1 stop8h 23m

Seattle/Tacoma Intl

Sat 10/10

11:59 pm-11:23 am

1 stop9h 24m

$479

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 10/6

4:37 pm-11:00 pm

1 stop8h 23m

Seattle/Tacoma Intl

Sat 10/10

9:05 am-9:50 pm

2 stops10h 45m

$484

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 10/6

7:15 am-12:48 pm

1 stop7h 33m

Seattle/Tacoma Intl

Sat 10/10

6:30 am-9:50 pm

2 stops13h 20m

$484

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 10/6

12:05 pm-9:01 pm

2 stops10h 56m

Seattle/Tacoma Intl

Sat 10/10

9:05 am-9:50 pm

2 stops10h 45m

$489

Quickest round-trip

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 12/22

8:03 pm-12:58 am

1 stop6h 55m

Seattle/Tacoma Intl

Sun 12/27

5:10 am-3:00 pm

1 stop7h 50m

$539

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Sun 10/25

5:49 am-11:14 am

1 stop7h 25m

Seattle/Tacoma Intl

Sat 10/31

12:04 pm-10:57 pm

1 stop8h 53m

$543

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 12/22

8:03 pm-12:58 am

1 stop6h 55m

Seattle/Tacoma Intl

Sun 12/27

5:10 am-3:00 pm

1 stop7h 50m

$559

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Tue 12/22

10:42 am-9:45 pm

2 stops13h 03m

Seattle/Tacoma Intl

Sat 12/26

12:33 am-10:12 am

1 stop7h 39m

$865

BrownsvilleSeattle

BRO Brownsville South Padre Is. Intl - SEA Seattle/Tacoma Intl

BROSEA

Brownsville South Padre Is. Intl

Fri 10/9

10:39 am-11:37 pm

2 stops14h 58m

Seattle/Tacoma Intl

Sat 10/10

12:24 am-10:05 am

1 stop7h 41m

$914

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Brownsville to Seattle

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

Prices

Airlines

Can stopping save me money on Brownsville to Seattle flights?

You could potentially save up to 13% on your flight if you consider stops on a Brownsville to Seattle flight.

When to book flights from Brownsville to Seattle

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

Estimated round-trip price

Cheap Brownsville to Seattle (BRO to SEA) flight deals and tips

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

Best Price Found	$476
Fastest flight time	8h 23m
Direct flights	None

The best one-way flight to Seattle from Brownsville in the past 72 hours is $476. The best round-trip flight deal from Brownsville to Seattle found on momondo in the last 72 hours is $399.

The fastest flight from Brownsville to Seattle takes 8h 23m

There are no direct flights from Brownsville to Seattle. There are no popular flight routes from Brownsville to Seattle.

Search flight deals

Frequently asked questions about flying from Brownsville to Seattle

How far is Brownsville South Padre Is. Intl to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 2015.9 mi away from Brownsville South Padre Is. Intl. By plane, this route typically takes 8h 23m.
When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl Airport is 2 as of September 2026.
How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Brownsville to Seattle is American Airlines (53% of total bookings). The next most popular airline is United Airlines (47%).

Best airlines flying from Brownsville to Seattle

Compare and see reviews for airlines that fly from Brownsville to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $328	Free Cancellation	Rating 7.0 12,076 reviews		Search American Airlines flights
United Airlines	PriceFrom $339	Free Cancellation	Rating 7.4 10,226 reviews		Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Lacey

Centralia

Kirkland

Shoreline

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Brownsville to Seattle for you.

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

Yes. momondo enables you to select and highlight flights to Seattle from Brownsville with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Brownsville to Seattle.

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

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

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Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

Yakima Air Terminal Airport

Cheap flights from Brownsville to Seattle from $399

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 Seattle departing on 10/15. 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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United Airlines flights from Brownsville to Seattle

Our best United Airlines deals on Brownsville to Seattle flight tickets

American Airlines flights from Brownsville to Seattle

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How to get the cheapest flight ticket from Brownsville to Seattle

Can stopping save me money on Brownsville to Seattle flights?

What is the cheapest airline that flies from Brownsville South Padre Is. Intl to Seattle/Tacoma Intl?

What airlines fly to Seattle?

When to book flights from Brownsville to Seattle

Cheap Brownsville to Seattle (BRO to SEA) flight deals and tips

Best Price Found

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Direct flights

Frequently asked questions about flying from Brownsville to Seattle

Best airlines flying from Brownsville to Seattle

Compare and see reviews for airlines that fly from Brownsville to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington

Fly your favorite airline to Seattle

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Seattle. Availability may vary depending on flight origin and airline.

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