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Cheap flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. from $347

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 Washington, D.C. departing on 11/22. 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 Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
8:15 pm - 6:26 pm
SDU
-
IAD
24h 11m
2 stops
LATAM Airlines Logo
12:30 pm - 1:25 pm
IAD
-
SDU
22h 55m
2 stops
$696LATAM Airlines
Sun, Nov 1 - Wed, Nov 11
LATAM Airlines Logo
8:10 pm - 11:49 am
SDU
-
IAD
16h 39m
2 stops
LATAM Airlines Logo
8:28 am - 1:10 pm
IAD
-
SDU
27h 42m
2 stops
$752LATAM Airlines
Wed, Aug 5 - Tue, Aug 18
LATAM Airlines Logo
5:10 pm - 7:14 pm
SDU
-
IAD
27h 04m
2 stops
LATAM Airlines Logo
6:00 am - 12:30 pm
IAD
-
SDU
29h 30m
2 stops
$786LATAM Airlines
Fri, Jun 26 - Fri, Jul 3
Azul Logo
6:50 pm - 2:49 pm
SDU
-
IAD
20h 59m
2 stops
Azul Logo
5:30 pm - 6:40 pm
IAD
-
SDU
24h 10m
2 stops
$870Azul
Wed, Aug 5 - Tue, Aug 18
Azul Logo
5:05 pm - 11:14 am
SDU
-
IAD
19h 09m
2 stops
Azul Logo
5:30 pm - 1:00 pm
IAD
-
SDU
18h 30m
2 stops
$941Azul
Mon, Aug 3 - Sun, Aug 30
Delta Logo
8:15 pm - 2:05 pm
SDU
-
IAD
18h 50m
2 stops
Delta Logo
11:05 am - 8:35 am
IAD
-
SDU
20h 30m
2 stops
$957Delta
Tue, Aug 4 - Tue, Sep 1
LATAM Airlines Logo
8:15 pm - 11:48 am
SDU
-
IAD
16h 33m
2 stops
LATAM Airlines Logo
12:38 pm - 8:35 am
IAD
-
SDU
18h 57m
2 stops
$966LATAM Airlines
Fri, Jun 19 - Sun, Jul 5
United Airlines Logo
2:50 pm - 6:30 am
SDU
-
IAD
17h 40m
1 stop
United Airlines Logo
10:25 pm - 4:45 pm
IAD
-
SDU
16h 20m
1 stop
$979United Airlines
Sun, Nov 1 - Wed, Nov 11
LATAM Airlines Logo
6:15 am - 11:37 am
SDU
-
IAD
30h 22m
2 stops
LATAM Airlines Logo
12:29 pm - 9:55 pm
IAD
-
SDU
32h 26m
2 stops
$993LATAM Airlines
Tue, Jul 7 - Sat, Jul 11
United Airlines Logo
2:50 pm - 6:25 am
SDU
-
IAD
16h 35m
1 stop
United Airlines Logo
10:20 pm - 5:45 pm
IAD
-
SDU
42h 25m
2 stops
$1,003United Airlines
Sun, Jun 28 - Fri, Jul 3

United Airlines flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jun 2
SDU1:45 pmRio de Janeiro Santos Dumont
17h 40m
1 stop
IAD6:25 amWashington, D.C. Dulles Intl
Jun 9
IAD10:30 pmWashington, D.C. Dulles Intl
17h 15m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
$818
United Airlines
Jun 5
SDU2:45 pmRio de Janeiro Santos Dumont
16h 40m
1 stop
IAD6:25 amWashington, D.C. Dulles Intl
Jun 21
IAD10:30 pmWashington, D.C. Dulles Intl
17h 15m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
$821
United Airlines
Nov 1
SDU2:50 pmRio de Janeiro Santos Dumont
17h 40m
1 stop
IAD6:30 amWashington, D.C. Dulles Intl
Nov 11
IAD10:25 pmWashington, D.C. Dulles Intl
16h 20m
1 stop
SDU4:45 pmRio de Janeiro Santos Dumont
$979

Azul flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport

Our best Azul deals on Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport flight tickets
Azul
Aug 5
SDU6:50 pmRio de Janeiro Santos Dumont
20h 59m
2 stops
IAD2:49 pmWashington, D.C. Dulles Intl
Aug 18
IAD5:30 pmWashington, D.C. Dulles Intl
24h 10m
2 stops
SDU6:40 pmRio de Janeiro Santos Dumont
$870
Azul
Aug 3
SDU5:05 pmRio de Janeiro Santos Dumont
19h 09m
2 stops
IAD11:14 amWashington, D.C. Dulles Intl
Aug 30
IAD5:30 pmWashington, D.C. Dulles Intl
18h 30m
2 stops
SDU1:00 pmRio de Janeiro Santos Dumont
$941
Azul
Aug 11
SDU5:25 pmRio de Janeiro Santos Dumont
22h 08m
2 stops
IAD2:33 pmWashington, D.C. Dulles Intl
Aug 27
IAD12:35 pmWashington, D.C. Dulles Intl
21h 10m
2 stops
SDU10:45 amRio de Janeiro Santos Dumont
$1,032

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl 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 June 1, 2026.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 11/1

8:15 pm-6:26 pm

2 stops24h 11m

Washington, D.C. Dulles Intl

Wed 11/11

12:30 pm-1:25 pm

2 stops22h 55m

$696

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Wed 8/5

8:10 pm-11:49 am

2 stops16h 39m

Washington, D.C. Dulles Intl

Tue 8/18

8:28 am-1:10 pm

2 stops27h 42m

$752

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Fri 6/26

5:10 pm-7:14 pm

2 stops27h 04m

Washington, D.C. Dulles Intl

Fri 7/3

6:00 am-12:30 pm

2 stops29h 30m

$786

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Wed 8/5

6:50 pm-2:49 pm

2 stops20h 59m

Washington, D.C. Dulles Intl

Tue 8/18

5:30 pm-6:40 pm

2 stops24h 10m

$870

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Mon 8/3

5:05 pm-11:14 am

2 stops19h 09m

Washington, D.C. Dulles Intl

Sun 8/30

5:30 pm-1:00 pm

2 stops18h 30m

$941

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Tue 8/4

8:15 pm-2:05 pm

2 stops18h 50m

Washington, D.C. Dulles Intl

Tue 9/1

11:05 am-8:35 am

2 stops20h 30m

$957

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Fri 6/19

8:15 pm-11:48 am

2 stops16h 33m

Washington, D.C. Dulles Intl

Sun 7/5

12:38 pm-8:35 am

2 stops18h 57m

$966
Quickest round-trip

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 11/1

2:50 pm-6:30 am

1 stop17h 40m

Washington, D.C. Dulles Intl

Wed 11/11

10:25 pm-4:45 pm

1 stop16h 20m

$979

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Tue 7/7

6:15 am-11:37 am

2 stops30h 22m

Washington, D.C. Dulles Intl

Sat 7/11

12:29 pm-9:55 pm

2 stops32h 26m

$993

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 6/28

2:50 pm-6:25 am

1 stop16h 35m

Washington, D.C. Dulles Intl

Fri 7/3

10:20 pm-5:45 pm

2 stops42h 25m

$1,003

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl 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

Can stopping save me money on Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 44% on your flight if you consider stops on a Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport (SDU to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport takes 15h 00m
There are no direct flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport.
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Frequently asked questions about flying from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport

  • How far is Rio de Janeiro Santos Dumont to Washington, D.C. Dulles Intl by plane?

    A flight from Rio de Janeiro Santos Dumont to Washington, D.C. Dulles Intl will travel around 4811.5 mi. In terms of flight time, this usually takes a little over 15h 00m.

  • When did momondo last update prices for flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Rio de Janeiro Santos Dumont Airport to Washington, D.C. Dulles 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 Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Gaithersburg
Colonial Beach
Fredericksburg
Silver Spring
Rockville
Towson
Manassas
Sterling
Linthicum Heights
Tysons
Springfield
Bethesda

Why use momondo?

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

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 Washington, D.C. from Rio de Janeiro.

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

momondo does allow users to show only those flights to Washington, D.C. from Rio de Janeiro which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Rio de Janeiro to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Rio de Janeiro. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Rio de Janeiro and alert you when they change.

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