Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Rio de Janeiro Santos Dumont Airport to Seattle from $515

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 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
11:25 am - 10:16 pmSDU-SEA
38h 51m2 stops
Air Canada Logo
8:00 am - 2:20 pmSEA-SDU
26h 20m2 stops
$931Air Canada
Find Deal
qua, mar 25 - dom, mar 29
Air Canada Logo
11:25 am - 10:16 pmSDU-SEA
38h 51m2 stops
Air Canada Logo
8:00 am - 2:20 pmSEA-SDU
26h 20m2 stops
$933Air Canada
Find Deal
qua, mar 25 - dom, mar 29
Air Canada Logo
11:25 am - 10:16 pmSDU-SEA
38h 51m2 stops
Air Canada Logo
8:00 am - 2:20 pmSEA-SDU
26h 20m2 stops
$1,155Air Canada
Find Deal
qua, mar 25 - dom, mar 29
Multiple Airlines Logo
5:15 pm - 10:16 pmSDU-SEA
34h 01m2 stops
Multiple Airlines Logo
8:10 am - 4:40 pmSEA-SDU
27h 30m2 stops
$1,261Multiple Airlines
Find Deal
seg, nov 24 - ter, dez 2
Delta Logo
8:05 pm - 12:20 pmSDU-SEA
21h 15m2 stops
Delta Logo
12:00 pm - 1:15 pmSEA-SDU
20h 15m2 stops
$2,323Delta
Find Deal
qua, jan 7 - dom, jan 18
Multiple Airlines Logo
8:10 am - 10:16 pmSDU-SEA
43h 06m2 stops
Multiple Airlines Logo
8:10 am - 5:45 pmSEA-SDU
28h 35m2 stops
$2,772Multiple Airlines
Find Deal
ter, jan 6 - sáb, jan 17
Delta Logo
8:05 pm - 12:20 pmSDU-SEA
21h 15m2 stops
Delta Logo
6:15 am - 9:35 amSEA-SDU
22h 20m2 stops
$5,425Delta
Find Deal
seg, jan 5 - sex, jan 16

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 25
SDU11:25 amRio de Janeiro Santos Dumont
38h 51m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
Mar 29
SEA8:00 amSeattle/Tacoma Intl
26h 20m
2 stops
SDU2:20 pmRio de Janeiro Santos Dumont
$931
Find similar
Air Canada
Mar 25
SDU11:25 amRio de Janeiro Santos Dumont
38h 51m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
Mar 29
SEA8:00 amSeattle/Tacoma Intl
26h 20m
2 stops
SDU2:20 pmRio de Janeiro Santos Dumont
$933
Find similar
Air Canada
Mar 25
SDU11:25 amRio de Janeiro Santos Dumont
38h 51m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
Mar 29
SEA8:00 amSeattle/Tacoma Intl
26h 20m
2 stops
SDU2:20 pmRio de Janeiro Santos Dumont
$1,155
Find similar

Delta flights from Rio de Janeiro Santos Dumont Airport to Seattle

Our best Delta deals on Rio de Janeiro Santos Dumont Airport to Seattle flight tickets
Delta
Jan 7
SDU8:05 pmRio de Janeiro Santos Dumont
21h 15m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
Jan 18
SEA12:00 pmSeattle/Tacoma Intl
20h 15m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
$2,323
Find similar
Delta
Jan 5
SDU8:05 pmRio de Janeiro Santos Dumont
21h 15m
2 stops
SEA12:20 pmSeattle/Tacoma Intl
Jan 16
SEA6:15 amSeattle/Tacoma Intl
22h 20m
2 stops
SDU9:35 amRio de Janeiro Santos Dumont
$5,425
Find similar

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 outubro 30, 2025.
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

qua 3/25

11:25 am-10:16 pm

2 stops38h 51m

Seattle/Tacoma Intl

dom 3/29

8:00 am-2:20 pm

2 stops26h 20m

$931

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

qua 3/25

11:25 am-10:16 pm

2 stops38h 51m

Seattle/Tacoma Intl

dom 3/29

8:00 am-2:20 pm

2 stops26h 20m

$933

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

qua 3/25

11:25 am-10:16 pm

2 stops38h 51m

Seattle/Tacoma Intl

dom 3/29

8:00 am-2:20 pm

2 stops26h 20m

$1,155

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

seg 11/24

5:15 pm-10:16 pm

2 stops34h 01m

Seattle/Tacoma Intl

ter 12/2

8:10 am-4:40 pm

2 stops27h 30m

$1,261

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

qua 1/7

8:05 pm-12:20 pm

2 stops21h 15m

Seattle/Tacoma Intl

dom 1/18

12:00 pm-1:15 pm

2 stops20h 15m

$2,323

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

ter 1/6

8:10 am-10:16 pm

2 stops43h 06m

Seattle/Tacoma Intl

sáb 1/17

8:10 am-5:45 pm

2 stops28h 35m

$2,772

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

seg 1/5

8:05 pm-12:20 pm

2 stops21h 15m

Seattle/Tacoma Intl

sex 1/16

6:15 am-9:35 am

2 stops22h 20m

$5,425

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

sáb 2/28

8:25 pm-10:30 am

2 stops43h 05m

$515

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

sáb 2/28

10:05 am-12:14 pm

3 stops31h 09m

$545

Rio de JaneiroSeattle

SDU - SEA

SDUSEA

Rio de Janeiro Santos Dumont

qua 11/12

1:45 pm-10:16 pm

2 stops37h 31m

$565

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

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

Direct flights

None
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 21h 15m, 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?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Puyallup
Marysville
Redmond
Tukwila
Federal Way
Lakewood
Cle Elum
Fife
Centralia
Kirkland
Shoreline
Westport

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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sáb 11/29
sáb 12/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States