When did momondo last update prices for flights from Rio de Janeiro Santos Dumont Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Rio de Janeiro Santos Dumont Airport to Seattle/Tacoma Intl Airport were last updated today.

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

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$383 Cheap Flights from Rio de Janeiro Santos Dumont Airport to Seattle in 2025/26

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Find the cheapest flights from Rio de Janeiro Santos Dumont Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:45 pm - 10:16 pm

SDU

SEA

36h 31m2 stops

8:00 am - 4:45 pm

SEA

SDU

28h 45m2 stops

$827Air Canada

Wed, Mar 18 - Mon, Apr 6

1:45 pm - 10:16 pm

SDU

SEA

36h 31m2 stops

8:00 am - 4:45 pm

SEA

SDU

28h 45m2 stops

$912Air Canada

Wed, Mar 18 - Mon, Apr 6

1:45 pm - 10:37 am

SDU

SEA

24h 52m2 stops

11:00 pm - 4:45 pm

SEA

SDU

37h 45m2 stops

$1,452United Airlines

Thu, May 7 - Sun, May 10

1:45 pm - 2:35 pm

SDU

SEA

28h 50m3 stops

11:50 pm - 4:45 pm

SEA

SDU

36h 55m2 stops

$1,459United Airlines

Thu, May 7 - Sun, May 10

11:20 am - 7:16 pm

SDU

SEA

36h 56m3 stops

8:10 am - 2:35 pm

SEA

SDU

25h 25m2 stops

$1,628Air Canada

Fri, Jan 30 - Fri, Feb 6

5:40 pm - 11:42 pm

SDU

SEA

35h 02m2 stops

11:11 pm - 10:45 am

SEA

SDU

30h 34m2 stops

$1,659GOL

Fri, Jan 30 - Fri, Feb 6

11:20 am - 10:16 pm

SDU

SEA

39h 56m2 stops

8:10 am - 2:35 pm

SEA

SDU

25h 25m2 stops

$1,765Air Canada

Fri, Jan 30 - Fri, Feb 6

1:45 pm - 2:35 pm

SDU

SEA

28h 50m3 stops

8:56 am - 4:45 pm

SEA

SDU

27h 49m3 stops

$1,809United Airlines

Thu, May 7 - Sun, May 10

1:45 pm - 2:35 pm

SDU

SEA

28h 50m3 stops

8:56 am - 4:45 pm

SEA

SDU

27h 49m3 stops

$1,818United Airlines

Thu, May 7 - Sun, May 10

Air Canada flights from Rio de Janeiro Santos Dumont Airport to Seattle

Our best Air Canada deals on Rio de Janeiro Santos Dumont Airport to Seattle flight tickets

Air Canada

Mar 18

SDU1:45 pmRio de Janeiro Santos Dumont

36h 31m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

Apr 6

SEA8:00 amSeattle/Tacoma Intl

28h 45m

2 stops

SDU4:45 pmRio de Janeiro Santos Dumont

$827

Find similar

Air Canada

Mar 18

SDU1:45 pmRio de Janeiro Santos Dumont

36h 31m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

Apr 6

SEA8:00 amSeattle/Tacoma Intl

28h 45m

2 stops

SDU4:45 pmRio de Janeiro Santos Dumont

$912

Find similar

Air Canada

Jan 30

SDU11:20 amRio de Janeiro Santos Dumont

36h 56m

3 stops

SEA7:16 pmSeattle/Tacoma Intl

Feb 6

SEA8:10 amSeattle/Tacoma Intl

25h 25m

2 stops

SDU2:35 pmRio de Janeiro Santos Dumont

$1,628

Find similar

United Airlines flights from Rio de Janeiro Santos Dumont Airport to Seattle

Our best United Airlines deals on Rio de Janeiro Santos Dumont Airport to Seattle flight tickets

United Airlines

May 7

SDU1:45 pmRio de Janeiro Santos Dumont

28h 50m

3 stops

SEA2:35 pmSeattle/Tacoma Intl

May 10

SEA11:50 pmSeattle/Tacoma Intl

36h 55m

2 stops

SDU4:45 pmRio de Janeiro Santos Dumont

$1,451

Find similar

United Airlines

May 7

SDU1:45 pmRio de Janeiro Santos Dumont

28h 50m

3 stops

SEA2:35 pmSeattle/Tacoma Intl

May 10

SEA11:50 pmSeattle/Tacoma Intl

36h 55m

2 stops

SDU4:45 pmRio de Janeiro Santos Dumont

$1,452

Find similar

United Airlines

May 7

SDU1:45 pmRio de Janeiro Santos Dumont

28h 50m

3 stops

SEA2:35 pmSeattle/Tacoma Intl

May 10

SEA11:50 pmSeattle/Tacoma Intl

36h 55m

2 stops

SDU4:45 pmRio de Janeiro Santos Dumont

$1,459

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Wed 3/18

1:45 pm-10:16 pm

2 stops36h 31m

Seattle/Tacoma Intl

Mon 4/6

8:00 am-4:45 pm

2 stops28h 45m

$827

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Wed 3/18

1:45 pm-10:16 pm

2 stops36h 31m

Seattle/Tacoma Intl

Mon 4/6

8:00 am-4:45 pm

2 stops28h 45m

$912

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 5/7

1:45 pm-10:37 am

2 stops24h 52m

Seattle/Tacoma Intl

Sun 5/10

11:00 pm-4:45 pm

2 stops37h 45m

$1,452

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 5/7

1:45 pm-2:35 pm

3 stops28h 50m

Seattle/Tacoma Intl

Sun 5/10

11:50 pm-4:45 pm

2 stops36h 55m

$1,459

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Fri 1/30

11:20 am-7:16 pm

3 stops36h 56m

Seattle/Tacoma Intl

Fri 2/6

8:10 am-2:35 pm

2 stops25h 25m

$1,628

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Fri 1/30

5:40 pm-11:42 pm

2 stops35h 02m

Seattle/Tacoma Intl

Fri 2/6

11:11 pm-10:45 am

2 stops30h 34m

$1,659

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Fri 1/30

11:20 am-10:16 pm

2 stops39h 56m

Seattle/Tacoma Intl

Fri 2/6

8:10 am-2:35 pm

2 stops25h 25m

$1,765

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 5/7

1:45 pm-2:35 pm

3 stops28h 50m

Seattle/Tacoma Intl

Sun 5/10

8:56 am-4:45 pm

3 stops27h 49m

$1,809

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 5/7

1:45 pm-2:35 pm

3 stops28h 50m

Seattle/Tacoma Intl

Sun 5/10

8:56 am-4:45 pm

3 stops27h 49m

$1,818

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Mon 3/30

8:45 pm-11:24 pm

2 stops30h 39m

$383

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 Rio de Janeiro Santos Dumont Airport 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

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Rio de Janeiro Santos Dumont Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,112. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Rio de Janeiro Santos Dumont Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,756.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Rio de Janeiro Santos Dumont Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,484 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $1,584. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Rio de Janeiro Santos Dumont Airport to Seattle

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

Estimated round-trip price

Cheap Rio de Janeiro Santos Dumont Airport to Seattle (SDU to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rio de Janeiro Santos Dumont Airport to Seattle

Fastest flight time	28h 50m
Direct flights	None

The fastest flight from Rio de Janeiro Santos Dumont Airport to Seattle takes 28h 50m

There are no direct flights from Rio de Janeiro Santos Dumont Airport to Seattle. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to Seattle.

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How far is Rio de Janeiro Santos Dumont to Seattle/Tacoma Intl by plane?
A flight from Rio de Janeiro Santos Dumont to Seattle/Tacoma Intl will travel around 6893.6 mi. Flights usually cover this in 28h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Rio de Janeiro Santos Dumont Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Rio de Janeiro Santos Dumont Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Rio de Janeiro Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Redmond

Tukwila

Cle Elum

Federal Way

Lakewood

Fife

Centralia

Westport

Kirkland

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Rio de Janeiro to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Rio de Janeiro.

Can I find flights from Rio de Janeiro to Seattle with flexible booking policies on momondo?

All flight searches from Rio de Janeiro to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rio de Janeiro to Seattle?

Once all potential Rio de Janeiro to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Rio de Janeiro to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.