The cheapest times to fly from SEA to CGH are

  • February 26th to March 25th
  • May 14th to June 17th
  • August 6th to November 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to CGH is early October. Prices can be as high as $3389 for Thursday flights during late July, or as low as $1056 for Tuesday flights around early October.


When to Fly to São Paulo

Flying from Seattle, WA (SEA) to Sao Paulo (CGH) will usually cost between $1084 to $2592 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $1129. Due to high demand the most expensive time to fly is late July, with an average price of $2770. Planning your trip to low-cost times can easily save you $1641 on economy flights and even more on first-class flights. Generally, any price below $1728 can be considered a good price for a round-trip SEA to CGH flight.

See below for a graph of average weekly prices for the SEA to CGH route. All prices are for round-trip tickets in USD.

SEA to CGH Flight Prices

Compared to other flights, the SEA to CGH flight is more expensive than the average and costs more than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly to São Paulo, and Sundays are the most expensive days to return to Seattle. Selecting flights on the least expensive days could save you up to $139 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1692. Return trip prices are from the CGH to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SEA to CGH can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 11 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SEA to CGH while comparing.

Destination alternative #1: Guarulhos Gov Andre Franco Montoro Airport (GRU) in Sao Paulo

  • 18 miles (29 km) away from CGH
  • Usually 36.23% less expensive than CGH
  • 1-layover flights available

See SEA to GRU flights


Flight Hacking SEA to CGH

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SEA to CGH — but Champion Traveler does!

Hack #1: Las Vegas, NV (SEA > LAS > CGH)

  • Price for both tickets: $1021
  • Average savings: $708 (40.94%)

See SEA to LAS flights

Hack #2: Los Angeles, CA (SEA > LAX > CGH)

  • Price for both tickets: $1099
  • Average savings: $629 (36.4%)

See SEA to LAX flights

Hack #3: Miami, FL (SEA > MIA > CGH)

  • Price for both tickets: $1129
  • Average savings: $600 (34.69%)

See SEA to MIA flights


Flight Questions Answered

Still have questions about flying from SEA to CGH? We’ve got answers.

Which airlines fly this route?

You can find 8 major airlines flying this route most often: Alaska, American, Azul, COPA, Delta, Gol, LATAM, United, and potentially more during busy seasons.

How far away is it from Congonhas Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 6780 miles or 10911 kilometers.

How long does it take to fly from SEA to CGH?

The real-world flight time for a nonstop SEA to CGH flight is about 13 hour 11 minutes.

How many flights go between Seattle, WA and Sao Paulo?

It depends on the day of the week and the date, but a typical day might have around 63 available flights from SEA to CGH.


Airport Location Info


Departing Airport

Origination code SEA
Origination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3

Return Airport

Destination code CGH
Destination airport name Congonhas Airport
City Sao Paulo
Country Brazil
Latitude -23.6
Longitude -46.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.