Cheap Flights from Seattle / Tacoma International to Brasilia

Compare Seattle / Tacoma International to Brasilia flight deals

Find the cheapest month or even day of the year to fly to Brasilia

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Flight deals from Seattle / Tacoma International Airport to Brasilia Airport

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International Airport to Brasilia Airport? If you want to travel next month, return fares start from R 20,995. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Brasilia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Brasilia flights are currently cheapest in May.

Seattle / Tacoma International to Brasilia: Alternative routes

Compare routes from Seattle / Tacoma International to Brasilia below. You may find an airport to fly into that's cheaper, faster, or easier than Brasilia.

Seattle to Brasilia: Flight information

The things to know before you go.
Cheapest flight foundR 6,516
Cheapest month to flyMay

Finding cheap flights from Seattle / Tacoma International to Brasilia: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to Brasilia is R 15,903. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle / Tacoma International to Brasilia. But we found flights with one or more stops from R 15,827.
As of March 2026, there are no flights flying from Seattle / Tacoma International to Brasilia.
The cheapest month to fly from Seattle / Tacoma International to Brasilia is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Brasilia Airport on Monday, 4 May 2026.
No airlines currently offer direct flights between Seattle / Tacoma International Airport and Brasilia Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brasilia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Brasilia is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Brasilia.

Travelling from Seattle-Tacoma International Airport (SEA) to Brasilia International Airport (BSB): what you need to know

  • Brasilia is four hours ahead of Seattle and is in the UTC-3 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport on time to catch your SEA to BSB flight.

  • During popular months like July, it's best to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead for international flights whenever you're flying during peak periods in general.

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Brasilia International Airport (BSB)

  • R 6,516 is the best price for a one-way Seattle-Tacoma International Airport to Brasilia International Airport flight. Return flights start at R 15,827. These fares may change depending on demand.

  • To pick up cheap tickets from SEA to BSB, book early. Airlines typically offer lower prices when flights are first made available.

  • If you can be flexible with your travel dates, use the 'Whole month' search tool. It'll show you the cheapest price across each month when searching for your flight from Seattle-Tacoma International Airport to Brasilia International Airport.

  • Save time searching for cheap flights from SEA to BSB by creating a Price Alert. You'll receive an email or push notification on the app when a new discounted fare appears.

  • Secure the perfect flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Seattle-Tacoma International Airport to Brasilia International Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and journey duration.

Handy information about Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport scores high marks for its on-time performance. 81.27% of flights that depart SEA arrive at their destination on time.

  • Central Seattle to Seattle-Tacoma International Airport is approximately 23 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Expect a trip time of around 55 minutes on public transport.

  • Looking for a convenient hotel close to SEA? If you're boarding an early flight from Seattle-Tacoma International Airport to Brasilia International Airport, these stays will put you moments from your check-in counter:

Arriving at Brasilia International Airport (BSB)

  • The last thing you want is a lengthy trip to your hotel if you're landing late on a Seattle-Tacoma International Airport to Brasilia International Airport flight. Check in to one of these accommodation options near BSB instead:

  • Fast-track your adventure by picking up a Brasilia International Airport rental car. Grab your wheels from Localiza, Unidas or Movida and explore beyond Brasilia's usual tourist stops.

  • To lock in the lowest price, reserve your ride from Brasilia International Airport about two weeks before your trip.

Getting from Brasilia International Airport (BSB) to central Brasilia

  • Brasilia International Airport to central Brasilia has a drive time of around 15 minutes. It's approximately 13 kilometres away.

  • When travelling by public transport, expect a journey of roughly 45 minutes.

When to fly to Brasilia International Airport (BSB)

  • The quietest month for a flight from Seattle-Tacoma International Airport to Brasilia International Airport is April, while July is the busiest. Pick the ideal time to visit Brasilia based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Lock in your flight from Seattle-Tacoma International Airport to Brasilia International Airport for September if you'd like to explore Brasilia during its warmest month. Expect temperatures of between 16ºC (61ºF) and 33ºC (91ºF).

  • Search for cheap tickets from SEA to BSB in July if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 13ºC (55ºF) and 27ºC (81ºF) on average.

Explore more of Brazil

  • You've visited Brasilia, now it's time to discover other corners of Brazil. Journey around 177 kilometres south-west to Goiania to tick off its popular sights. From Praca Civica to Bosque dos Buritis and Zoroastro Artiaga Museum, there's plenty to keep you busy.

  • If you're ready to explore another corner of Brazil, head for Uberlandia, roughly 370 kilometres south of Brasilia. Praia Clube, Museu Municipal and Praca Tubal Vilela are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.