Cheap United flights from Brownsville to Seattle (BRO to SEA)

Find The Best Day To Fly from Brownsville to Seattle

SEA From BRO Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Coast Seattle Downtown Hotel by APA

Coast Seattle Downtown Hotel by APA

4 out of 5
Save 100% on your flight
per person
Jun 19 - Jun 23
found 1 day ago
Roundtrip non-stop flight included
Brownsville (BRO) to Seattle (SEA)
1 Hotel Seattle

1 Hotel Seattle

5 out of 5
Save 100% on your flight
per person
Jun 19 - Jun 23
found 1 day ago
Roundtrip non-stop flight included
Brownsville (BRO) to Seattle (SEA)
Staypineapple, Hotel FIVE, Downtown Seattle

Staypineapple, Hotel FIVE, Downtown Seattle

3.5 out of 5
Save 100% on your flight
per person
Jun 19 - Jun 23
found 1 day ago
Roundtrip non-stop flight included
Brownsville (BRO) to Seattle (SEA)
Don't see what you're looking for?
See all available trips from Brownsville-South Padre Island Intl. to Seattle - Tacoma Intl.
View all trips

Frequently asked questions

Can I catch a flight from BRO to SEA right now?
Ensure you go to the Covid-19 Travel Advisor to learn if there are any current quarantine requirements or travel advice reports in effect in Sea-Tac Airport when jet-setting from BRO.
What terminal is United Airlines at BRO?
You should find out exactly which terminal United Airlines leaves from at Brownsville-South Padre Island Intl. Airport (BRO) once you’ve seen your ticket. The same can be said for information regarding your arrival at SEA. If you can’t locate those details, ask your airline.
Are there United Airlines non-stop flights from BRO to SEA?
You won’t find any nonstop flights with United Airlines from Brownsville South Padre Island International Airport to Seattle - Tacoma Intl. Airport (SEA). You will have at least one stopover, so use the time to wander around and stretch those legs before boarding your next flight.
How long is a United Airlines flight from BRO to SEA?
Watch a few TV episodes, listen to some music or just recline your seat and take it easy. Whatever you’re into, find a way to entertain yourself during the 6 hours and 23 minutes that it takes to fly from Brownsville-South Padre Island Intl. Airport (BRO) to SEA with United Airlines.
How many direct and indirect flights does United Airlines fly from BRO to SEA?
You can select from about 3 United Airlines flights each day from BRO to SEA.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to SEA, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Brownsville BRO to Seattle SEA 

To find the best deals on flights to Brownsville from Seattle with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Brownsville BRO to Seattle SEA with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from to , it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Brownsville BRO to Seattle SEA 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Brownsville to Seattle costs from . Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Seattle SEA from  Brownsville BRO with United 

To find a cheap United flight from Brownsville BRO to Seattle SEA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Brownsville BRO to Seattle SEA 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as , or if you book a flight with a stopover. 

 

Find nonstop flights from Brownsville BRO to Seattle SEA with United 

If you’re keen to be on Seattle soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Brownsville BRO to Seattle SEA 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Seattle SEA from  Brownsville BRO with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Seattle

Coast Gateway Hotel
Coast Gateway Hotel
3.5 out of 5
18415 International Blvd, SeaTac, WA
This hotel features a restaurant, a gym, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and ...
9.2/10 Wonderful! (7,288 reviews)
"Excellent and convenient location for overnight for connecting flight. Great shuttle to/from. Simple light breakfast and friendly staff."

Reviewed on May 27, 2025

Coast Gateway Hotel
Red Roof Inn Seattle Airport - SEATAC
Red Roof Inn Seattle Airport - SEATAC
2 out of 5
16838 International Boulevard, SeaTac, WA
A gym, self parking, and laundry facilities are featured at this hotel. Guests will appreciate perks like free WiFi and a free airport shuttle. There's a safe ...
7.8/10 Good! (4,216 reviews)
"The staff was very accommodating. They made me feel welcome. I had never been to SeaTac and the shuttle driver made sure i know where to go. I even booked a stay in 2 weeks when my daughter's return flight comes in."

Reviewed on May 23, 2025

Red Roof Inn Seattle Airport - SEATAC
Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
3 out of 5
3100 South 192nd Street, SeaTac, WA
This hotel features an indoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
8.8/10 Excellent! (5,766 reviews)
"Stayed two nights, very convenient as we had an early morning flight and we were close to both the airport and car rental drop off!"

Reviewed on May 27, 2025

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.