HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$175+ Cheap flights from Brownsville to Seattle (BRO - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BRO — SEA
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Brownsville to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Brownsville to Seattle

Cheapest flights from Brownsville to Seattle
Explore the most affordable flight options available from Brownsville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/223:09 pmBRO - SEA
1 stop8h 02mAmerican Airlines
dom. 1/411:59 pmSEA - BRO
1 stop7h 52mAmerican Airlines
Deal found 12/9$527
This American Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1310:39 amBRO - SEA
1 stop9h 12mAmerican Airlines
dom. 12/1412:31 amSEA - BRO
1 stop7h 38mAmerican Airlines
Deal found 12/9$530
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1312:15 pmBRO - SEA
1 stop9h 07mUnited Airlines
lun. 12/158:40 amSEA - BRO
2 stops12h 56mUnited Airlines
Deal found 12/9$535
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2212:12 pmBRO - SEA
2 stops12h 56mUnited Airlines
dom. 1/411:59 pmSEA - BRO
1 stop9h 27mUnited Airlines
Deal found 12/9$704
This Alaska Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2410:21 amBRO - SEA
1 stop9h 02mAlaska Airlines
sáb. 12/271:07 amSEA - BRO
1 stop6h 44mAlaska Airlines
Deal found 12/9$781
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/245:10 amBRO - SEA
2 stops14h 56mUnited Airlines
dom. 12/2811:59 pmSEA - BRO
2 stops14h 08mUnited Airlines
Deal found 12/9$895

Find flight deals from Brownsville to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Brownsville (BRO) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$370
(United Airlines)

One-way from

$175
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$533
Provider with most accurate pricing for Brownsville South Padre Is. Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Brownsville South Padre Is. Intl-Seattle/Tacoma Intl flights.
Search Deals
From Brownsville South Padre Is. Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Brownsville South Padre Is. Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Brownsville to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from Brownsville to Seattle that are best for you.

Fly from

Brownsville

Fly to

Seattle

Route

Depart

Return

Price

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

mar. 1/6

5:25 pm-10:59 pm

1 stop7h 34m

Seattle/Tacoma Intl

mar. 1/13

8:40 am-9:31 pm

2 stops10h 51m

$370

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

mar. 1/6

6:00 am-11:01 am

1 stop7h 01m

Seattle/Tacoma Intl

mar. 1/13

11:25 am-11:33 pm

2 stops10h 08m

$405

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

sáb. 1/24

6:00 am-12:39 pm

1 stop8h 39m

Seattle/Tacoma Intl

mar. 1/27

8:23 am-6:19 pm

1 stop7h 56m

$409

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

sáb. 1/24

7:15 am-12:49 pm

1 stop7h 34m

Seattle/Tacoma Intl

mar. 1/27

5:00 am-4:12 pm

2 stops9h 12m

$414

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

jue. 1/15

7:15 am-12:49 pm

1 stop7h 34m

$175

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

sáb. 12/20

7:48 pm-12:57 am

1 stop7h 09m

$310

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

mié. 12/17

5:42 pm-11:11 pm

1 stop7h 29m

$310

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

jue. 12/18

12:12 pm-7:44 pm

1 stop9h 32m

$310

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

dom. 12/21

4:55 pm-12:34 am

1 stop9h 39m

$310

BrownsvilleSeattle

BRO - SEA

BROSEA

Brownsville South Padre Is. Intl

sáb. 12/20

4:55 pm-10:52 pm

1 stop7h 57m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 12 results
1
2

Compare providers for flights from Brownsville to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Brownsville to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Brownsville-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Brownsville-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Brownsville-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Brownsville-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Brownsville-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Brownsville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Brownsville 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 Brownsville to Seattle

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

Currently, April is the cheapest month in which you can book a flight from Brownsville to Seattle (average of $196). Flying from Brownsville to Seattle in July is currently the most expensive (average of $307). 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.

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

Find hourly flight availability from Brownsville to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Brownsville to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated diciembre 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Brownsville to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than

Related info for your journey

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

  • How long is the flight from Brownsville to Seattle?

    Airlines like United Airlines, American Airlines, and Alaska Airlines fly from Brownsville to Seattle in about 7h 01m. The time it takes to get you to your destination can typically vary by up to 1h 38m. The distance between Brownsville and Seattle is about 2010 mi. This flight may include one or multiple stops.

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

    Delta, at $249, was found to be the cheapest airline from Brownsville to Seattle.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is currently priced 44% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Brownsville to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Brownsville to Seattle 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 Brownsville to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Brownsville to Seattle (average of $196). Flying from Brownsville to Seattle in July is currently the most expensive (average of $307). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Tukwila
Kent
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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 Brownsville to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Seattle flights
Hobby to Seattle flights
George Bush Intcntl to Seattle flights
Austin to Seattle flights
Dallas/Fort Worth to Portland flights
Love Field to Seattle flights
San Antonio to Seattle flights
Hobby to Portland flights
George Bush Intcntl to Portland flights
Austin to Portland flights
Dallas/Fort Worth to Spokane flights
Love Field to Portland flights
El Paso to Seattle flights
San Antonio to Portland flights
Austin to Spokane flights
Hobby to Spokane flights
McAllen to Seattle flights
Corpus Christi to Seattle flights
Dallas/Fort Worth to Pasco flights
El Paso to Portland flights
George Bush Intcntl to Spokane flights
Love Field to Spokane flights
McAllen to Portland flights
Hobby to Pasco flights
Midland to Seattle flights
Lubbock to Seattle flights
George Bush Intcntl to Pasco flights
Amarillo to Seattle flights
Waco to Seattle flights
Laredo to Seattle flights
Dallas/Fort Worth to Pullman flights
El Paso to Spokane flights
San Antonio to Spokane flights
College Station to Seattle flights
Harlingen to Seattle flights
Midland to Portland flights
Austin to Pasco flights
Brownsville to Portland flights
Corpus Christi to Portland flights
Lubbock to Portland flights
Amarillo to Spokane flights
Corpus Christi to Spokane flights
Laredo to Portland flights
San Antonio to Pasco flights
Amarillo to Portland flights
Love Field to Bellingham flights
Harlingen to Portland flights
Dallas/Fort Worth to Wenatchee flights

Top 3 airlines flying from Brownsville to Seattle

Discover the top 3 airlines that operate flights from Brownsville to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$249Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$301Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$358Average$493FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.