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Cheap flights from Washington to Rio de Janeiro from $472

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Rio de Janeiro departing on 10/24. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Washington to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:45 am - 4:45 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
28h 00m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
1:45 pm - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
36h 14m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,081Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
Multiple Airlines Logo
7:45 am - 1:10 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
24h 25m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
8:15 am - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
41h 44m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,082Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
Multiple Airlines Logo
7:45 am - 4:45 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
28h 00m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
1:45 pm - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
36h 14m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,084Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Multiple Airlines Logo
7:45 am - 5:45 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
29h 00m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
5:30 pm - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
32h 29m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,084Multiple Airlines
Sat, Nov 14 - Sat, Nov 21
Multiple Airlines Logo
7:45 am - 4:45 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
28h 00m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
1:45 pm - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
36h 14m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,084Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
Multiple Airlines Logo
7:45 am - 1:10 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
24h 25m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
8:15 am - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
41h 44m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,085Multiple Airlines
Mon, Nov 16 - Thu, Dec 3
Multiple Airlines Logo
7:45 am - 2:25 pmSEA  Seattle/Tacoma Intl-SDU Rio de Janeiro Santos Dumont
25h 40m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
5:30 pm - 8:59 pmSDU  Rio de Janeiro Santos Dumont-SEA Seattle/Tacoma Intl
32h 29m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl
$1,085Multiple Airlines
Sat, Nov 14 - Sat, Nov 21
Delta Logo
11:10 pm - 5:25 pmPDX  Portland-SDU Rio de Janeiro Santos Dumont
37h 15m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
Delta Logo
6:15 am - 7:08 pmSDU  Rio de Janeiro Santos Dumont-PDX Portland
41h 53m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,203Delta
Sun, Nov 22 - Tue, Dec 1
Delta Logo
11:10 pm - 5:25 pmPDX  Portland-SDU Rio de Janeiro Santos Dumont
37h 15m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
Delta Logo
6:15 am - 7:08 pmSDU  Rio de Janeiro Santos Dumont-PDX Portland
41h 53m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,233Delta
Sat, Nov 21 - Tue, Dec 1
Delta Logo
11:10 pm - 5:25 pmPDX  Portland-SDU Rio de Janeiro Santos Dumont
37h 15m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
Delta Logo
6:15 am - 9:57 pmSDU  Rio de Janeiro Santos Dumont-PDX Portland
44h 42m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl
$1,288Delta
Sun, Nov 22 - Thu, Dec 3

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Delta flights from State of Washington to Rio de Janeiro Santos Dumont Airport

Our best Delta deals on State of Washington to Rio de Janeiro Santos Dumont Airport flight tickets
Delta
Nov 22
PDX11:10 pmPortland
37h 15m
2 stops
SDU5:25 pmRio de Janeiro Santos Dumont
Dec 1
SDU6:15 amRio de Janeiro Santos Dumont
41h 53m
2 stops
PDX7:08 pmPortland
$1,203
Delta
Nov 21
PDX11:10 pmPortland
37h 15m
2 stops
SDU5:25 pmRio de Janeiro Santos Dumont
Dec 1
SDU6:15 amRio de Janeiro Santos Dumont
41h 53m
2 stops
PDX7:08 pmPortland
$1,233
Delta
Nov 22
PDX11:10 pmPortland
37h 15m
2 stops
SDU5:25 pmRio de Janeiro Santos Dumont
Dec 2
SDU6:15 amRio de Janeiro Santos Dumont
41h 53m
2 stops
PDX7:08 pmPortland
$1,288

LATAM Airlines flights from State of Washington to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on State of Washington to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
Oct 25
SEA11:10 pmSeattle/Tacoma Intl
28h 05m
2 stops
SDU7:15 amRio de Janeiro Santos Dumont
Nov 25
SDU6:55 pmRio de Janeiro Santos Dumont
22h 45m
2 stops
SEA12:40 pmSeattle/Tacoma Intl
$1,354
LATAM Airlines
Jan 22
SEA10:00 pmSeattle/Tacoma Intl
30h 25m
2 stops
SDU9:25 amRio de Janeiro Santos Dumont
Feb 8
SDU6:00 amRio de Janeiro Santos Dumont
20h 58m
2 stops
SEA9:58 pmSeattle/Tacoma Intl
$1,368
LATAM Airlines
Oct 25
SEA11:10 pmSeattle/Tacoma Intl
28h 05m
2 stops
SDU7:15 amRio de Janeiro Santos Dumont
Nov 28
SDU10:55 amRio de Janeiro Santos Dumont
32h 38m
2 stops
SEA2:33 pmSeattle/Tacoma Intl
$1,384

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Rio de Janeiro Santos Dumont Airport 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 August 10, 2026.
Use the filters below to find and compare flights from Washington to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Wed 11/4

7:45 am-4:45 pm

2 stops28h 00m

Rio de Janeiro Santos Dumont

Wed 11/11

1:45 pm-8:59 pm

2 stops36h 14m

$1,081

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Wed 11/4

7:45 am-1:10 pm

2 stops24h 25m

Rio de Janeiro Santos Dumont

Wed 11/11

8:15 am-8:59 pm

2 stops41h 44m

$1,082

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Mon 11/16

7:45 am-4:45 pm

2 stops28h 00m

Rio de Janeiro Santos Dumont

Wed 12/2

1:45 pm-8:59 pm

2 stops36h 14m

$1,084

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Sat 11/14

7:45 am-5:45 pm

2 stops29h 00m

Rio de Janeiro Santos Dumont

Sat 11/21

5:30 pm-8:59 pm

2 stops32h 29m

$1,084

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Wed 11/4

7:45 am-4:45 pm

2 stops28h 00m

Rio de Janeiro Santos Dumont

Wed 11/11

1:45 pm-8:59 pm

2 stops36h 14m

$1,084

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Mon 11/16

7:45 am-1:10 pm

2 stops24h 25m

Rio de Janeiro Santos Dumont

Thu 12/3

8:15 am-8:59 pm

2 stops41h 44m

$1,085
Quickest round-trip

SeattleRio de Janeiro

SEA Seattle/Tacoma Intl - SDU Rio de Janeiro Santos Dumont

SEASDU

Seattle/Tacoma Intl

Sat 11/14

7:45 am-2:25 pm

2 stops25h 40m

Rio de Janeiro Santos Dumont

Sat 11/21

5:30 pm-8:59 pm

2 stops32h 29m

$1,085

PortlandRio de Janeiro

PDX Portland - SDU Rio de Janeiro Santos Dumont

PDXSDU

Portland

Sun 11/22

11:10 pm-5:25 pm

2 stops37h 15m

Rio de Janeiro Santos Dumont

Tue 12/1

6:15 am-7:08 pm

2 stops41h 53m

$1,203

PortlandRio de Janeiro

PDX Portland - SDU Rio de Janeiro Santos Dumont

PDXSDU

Portland

Sat 11/21

11:10 pm-5:25 pm

2 stops37h 15m

Rio de Janeiro Santos Dumont

Tue 12/1

6:15 am-7:08 pm

2 stops41h 53m

$1,233

PortlandRio de Janeiro

PDX Portland - SDU Rio de Janeiro Santos Dumont

PDXSDU

Portland

Sun 11/22

11:10 pm-5:25 pm

2 stops37h 15m

Rio de Janeiro Santos Dumont

Thu 12/3

6:15 am-9:57 pm

2 stops44h 42m

$1,288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from State of Washington to Rio de Janeiro Santos Dumont Airport

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 Washington to Rio de Janeiro Santos Dumont?

LATAM Airlines is the most popular carrier operating from Washington to Rio de Janeiro Santos Dumont

Cheap State of Washington to Rio de Janeiro Santos Dumont Airport flight deals and tips

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

Fastest flight time

21h 07m

Direct flights

None
The fastest flight from State of Washington to Rio de Janeiro Santos Dumont Airport takes 21h 07m
There are no direct flights from State of Washington to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from State of Washington to Rio de Janeiro Santos Dumont Airport.
Search flight deals

Frequently asked questions about flying from Washington to Rio de Janeiro Santos Dumont Airport

  • When did momondo last update prices for flights from Washington to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Washington to Rio de Janeiro Santos Dumont Airport are updated daily.

  • How old do you have to be to fly from Washington to Rio de Janeiro Santos Dumont Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The required travel and health documents for your Rio de Janeiro Santos Dumont Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rio de Janeiro Santos Dumont Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Rio de Janeiro. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Rio de Janeiro from Washington with this policy.

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

Once you have performed a search for Washington to Rio de Janeiro flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Washington to Rio de Janeiro now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rio de Janeiro and let you know when they change.

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