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Cheap flights from Rio de Janeiro Santos Dumont Airport to Seattle from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro Santos Dumont Airport to Seattle departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rio de Janeiro Santos Dumont Airport to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
1:50 pm - 10:16 pm
SDU
-
SEA
36h 26m
2 stops
Air Canada Logo
8:00 am - 4:45 pm
SEA
-
SDU
28h 45m
2 stops
$918Air Canada
Wed, Mar 18 - Mon, Apr 6
Air Canada Logo
1:50 pm - 10:16 pm
SDU
-
SEA
37h 26m
2 stops
Air Canada Logo
8:10 am - 4:45 pm
SEA
-
SDU
28h 35m
2 stops
$1,060Air Canada
Thu, Mar 5 - Mon, Mar 9
Air Canada Logo
1:50 pm - 10:16 pm
SDU
-
SEA
37h 26m
2 stops
Air Canada Logo
8:10 am - 4:45 pm
SEA
-
SDU
28h 35m
2 stops
$1,062Air Canada
Thu, Mar 5 - Mon, Mar 9
LATAM Airlines Logo
8:15 pm - 9:59 pm
SDU
-
SEA
29h 44m
2 stops
LATAM Airlines Logo
8:40 am - 1:10 pm
SEA
-
SDU
24h 30m
2 stops
$1,283LATAM Airlines
Thu, Jun 18 - Thu, Jul 9
Air Canada Logo
1:45 pm - 10:32 am
SDU
-
SEA
24h 47m
2 stops
Air Canada Logo
11:30 am - 4:45 pm
SEA
-
SDU
25h 15m
2 stops
$1,484Air Canada
Thu, Jun 18 - Thu, Jul 9
Air Canada Logo
1:45 pm - 10:32 am
SDU
-
SEA
24h 47m
2 stops
Air Canada Logo
11:30 am - 4:45 pm
SEA
-
SDU
25h 15m
2 stops
$1,485Air Canada
Thu, Jun 18 - Thu, Jul 9
United Airlines Logo
1:45 pm - 11:10 am
SDU
-
SEA
26h 25m
2 stops
United Airlines Logo
8:59 am - 4:40 pm
SEA
-
SDU
27h 41m
3 stops
$1,599United Airlines
Thu, Mar 5 - Mon, Mar 9
LATAM Airlines Logo
1:55 pm - 2:23 pm
SDU
-
SEA
28h 28m
2 stops
LATAM Airlines Logo
8:25 am - 8:35 am
SEA
-
SDU
20h 10m
2 stops
$1,600LATAM Airlines
Wed, Jul 1 - Sat, Jul 18
United Airlines Logo
1:45 pm - 11:49 am
SDU
-
SEA
27h 04m
2 stops
United Airlines Logo
8:59 am - 4:40 pm
SEA
-
SDU
27h 41m
3 stops
$1,704United Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
1:45 pm - 11:10 am
SDU
-
SEA
26h 25m
2 stops
United Airlines Logo
8:59 am - 4:40 pm
SEA
-
SDU
27h 41m
3 stops
$1,708United Airlines
Thu, Mar 5 - Mon, Mar 9

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
SDU1:50 pmRio de Janeiro Santos Dumont
36h 26m
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
$918
Air Canada
Mar 5
SDU1:50 pmRio de Janeiro Santos Dumont
37h 26m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
Mar 9
SEA8:10 amSeattle/Tacoma Intl
28h 35m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
$1,060
Air Canada
Mar 5
SDU1:50 pmRio de Janeiro Santos Dumont
37h 26m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
Mar 9
SEA8:10 amSeattle/Tacoma Intl
28h 35m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
$1,062

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

Our best LATAM Airlines deals on Rio de Janeiro Santos Dumont Airport to Seattle flight tickets
LATAM Airlines
Jun 18
SDU8:15 pmRio de Janeiro Santos Dumont
29h 44m
2 stops
SEA9:59 pmSeattle/Tacoma Intl
Jul 9
SEA8:40 amSeattle/Tacoma Intl
24h 30m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
$1,283
LATAM Airlines
Jul 1
SDU1:55 pmRio de Janeiro Santos Dumont
28h 28m
2 stops
SEA2:23 pmSeattle/Tacoma Intl
Jul 18
SEA8:25 amSeattle/Tacoma Intl
20h 10m
2 stops
SDU8:35 amRio de Janeiro Santos Dumont
$1,600
LATAM Airlines
Mar 6
SDU8:05 pmRio de Janeiro Santos Dumont
21h 15m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
Mar 10
SEA11:45 amSeattle/Tacoma Intl
21h 30m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
$1,738

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport 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, momondo users made 832,500 searches. Data last updated January 20, 2026.
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

1:50 pm-10:16 pm

2 stops36h 26m

Seattle/Tacoma Intl

Mon 4/6

8:00 am-4:45 pm

2 stops28h 45m

$918

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 3/5

1:50 pm-10:16 pm

2 stops37h 26m

Seattle/Tacoma Intl

Mon 3/9

8:10 am-4:45 pm

2 stops28h 35m

$1,060

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 3/5

1:50 pm-10:16 pm

2 stops37h 26m

Seattle/Tacoma Intl

Mon 3/9

8:10 am-4:45 pm

2 stops28h 35m

$1,062

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 6/18

8:15 pm-9:59 pm

2 stops29h 44m

Seattle/Tacoma Intl

Thu 7/9

8:40 am-1:10 pm

2 stops24h 30m

$1,283

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 6/18

1:45 pm-10:32 am

2 stops24h 47m

Seattle/Tacoma Intl

Thu 7/9

11:30 am-4:45 pm

2 stops25h 15m

$1,484

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 6/18

1:45 pm-10:32 am

2 stops24h 47m

Seattle/Tacoma Intl

Thu 7/9

11:30 am-4:45 pm

2 stops25h 15m

$1,485

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 3/5

1:45 pm-11:10 am

2 stops26h 25m

Seattle/Tacoma Intl

Mon 3/9

8:59 am-4:40 pm

3 stops27h 41m

$1,599

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Wed 7/1

1:55 pm-2:23 pm

2 stops28h 28m

Seattle/Tacoma Intl

Sat 7/18

8:25 am-8:35 am

2 stops20h 10m

$1,600

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 3/5

1:45 pm-11:49 am

2 stops27h 04m

Seattle/Tacoma Intl

Mon 3/9

8:59 am-4:40 pm

3 stops27h 41m

$1,704

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

Thu 3/5

1:45 pm-11:10 am

2 stops26h 25m

Seattle/Tacoma Intl

Mon 3/9

8:59 am-4:40 pm

3 stops27h 41m

$1,708

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airline that flies from Rio de Janeiro Santos Dumont to Seattle/Tacoma Intl?

Delta is the most popular carrier operating from Rio de Janeiro Santos Dumont to Seattle/Tacoma Intl

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

24h 47m

Direct flights

None
The fastest flight from Rio de Janeiro Santos Dumont Airport to Seattle takes 24h 47m
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.
Search flight deals

  • 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 24h 47m, 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.

Traveling to a place near Seattle?

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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.

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