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Cheap flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. from $273

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 4/21. 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.
United Airlines Logo
1:45 pm - 11:29 amSDU-DCA
23h 44m2 stops
United Airlines Logo
12:47 pm - 2:20 pmDCA-SDU
23h 33m2 stops
$738United Airlines
Find Deal
Wed, Nov 19 - Mon, Feb 23
GOL Logo
6:00 am - 8:58 amSDU-DCA
27h 58m2 stops
GOL Logo
5:24 pm - 10:40 amDCA-SDU
16h 16m2 stops
$742GOL
Find Deal
Sun, Mar 29 - Mon, Mar 30
Air Canada Logo
2:50 pm - 10:23 amSDU-DCA
21h 33m2 stops
Air Canada Logo
11:05 am - 2:20 pmDCA-SDU
25h 15m2 stops
$994Air Canada
Find Deal
Sun, Feb 15 - Tue, Feb 24
LATAM Airlines Logo
8:20 pm - 11:53 amSDU-IAD
16h 33m2 stops
LATAM Airlines Logo
4:00 pm - 12:50 pmIAD-SDU
19h 50m2 stops
$1,001LATAM Airlines
Find Deal
Sun, Mar 29 - Mon, Mar 30
LATAM Airlines Logo
8:05 pm - 11:37 amSDU-DCA
17h 32m2 stops
LATAM Airlines Logo
2:25 pm - 9:35 amDCA-SDU
17h 10m2 stops
$1,023LATAM Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 6
Air Canada Logo
11:20 am - 10:23 amSDU-DCA
25h 03m2 stops
Air Canada Logo
4:10 pm - 2:35 pmDCA-SDU
20h 25m2 stops
$1,025Air Canada
Find Deal
Sat, Feb 7 - Fri, Feb 20
Delta Logo
8:20 pm - 11:09 amSDU-BWI
15h 49m2 stops
Delta Logo
12:15 pm - 9:35 amBWI-SDU
20h 20m2 stops
$1,353Delta
Find Deal
Fri, Apr 24 - Thu, May 21
Delta Logo
8:20 pm - 11:09 amSDU-BWI
15h 49m2 stops
Delta Logo
2:10 pm - 9:35 amBWI-SDU
18h 25m2 stops
$1,360Delta
Find Deal
Fri, Apr 24 - Thu, May 21
Multiple Airlines Logo
11:35 am - 11:46 pmSDU-BWI
38h 11m3 stops
Multiple Airlines Logo
10:40 am - 11:20 amBWI-SDU
22h 40m3 stops
$1,364Multiple Airlines
Find Deal
Sat, Dec 20 - Sat, Dec 27
Multiple Airlines Logo
7:40 pm - 11:49 pmSDU-BWI
30h 09m3 stops
Multiple Airlines Logo
10:40 am - 8:55 amBWI-SDU
20h 15m2 stops
$1,390Multiple Airlines
Find Deal
Mon, Dec 22 - Mon, Dec 29

LATAM Airlines flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C.

Our best LATAM Airlines deals on Rio de Janeiro Santos Dumont Airport to Washington, D.C. flight tickets
LATAM Airlines
Mar 29
SDU8:20 pmRio de Janeiro Santos Dumont
16h 33m
2 stops
IAD11:53 amWashington, D.C. Dulles Intl
Mar 30
IAD4:00 pmWashington, D.C. Dulles Intl
19h 50m
2 stops
SDU12:50 pmRio de Janeiro Santos Dumont
$1,001
Find similar
LATAM Airlines
Dec 2
SDU8:05 pmRio de Janeiro Santos Dumont
17h 32m
2 stops
DCA11:37 amWashington, D.C. Reagan-National
Dec 6
DCA2:25 pmWashington, D.C. Reagan-National
17h 10m
2 stops
SDU9:35 amRio de Janeiro Santos Dumont
$1,023
Find similar
LATAM Airlines
Dec 2
SDU8:05 pmRio de Janeiro Santos Dumont
17h 06m
2 stops
BWI11:11 amBaltimore/Washington
Dec 7
BWI6:25 pmBaltimore/Washington
16h 50m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
$1,069
Find similar

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

Our best Azul deals on Rio de Janeiro Santos Dumont Airport to Washington, D.C. flight tickets
Azul
Nov 10
SDU5:25 pmRio de Janeiro Santos Dumont
20h 03m
2 stops
IAD11:28 amWashington, D.C. Dulles Intl
Nov 23
IAD12:45 pmWashington, D.C. Dulles Intl
22h 15m
2 stops
SDU1:00 pmRio de Janeiro Santos Dumont
$1,587
Find similar
Azul
Nov 13
SDU5:25 pmRio de Janeiro Santos Dumont
23h 24m
2 stops
IAD2:49 pmWashington, D.C. Dulles Intl
Nov 28
IAD12:45 pmWashington, D.C. Dulles Intl
22h 50m
2 stops
SDU1:35 pmRio de Janeiro Santos Dumont
$1,604
Find similar
Azul
Nov 15
SDU6:20 amRio de Janeiro Santos Dumont
17h 05m
2 stops
IAD9:25 pmWashington, D.C. Dulles Intl
Nov 23
IAD5:25 pmWashington, D.C. Dulles Intl
17h 35m
2 stops
SDU1:00 pmRio de Janeiro Santos Dumont
$1,699
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. 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 November 5, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Wed 11/19

1:45 pm-11:29 am

2 stops23h 44m

Washington, D.C. Reagan-National

Mon 2/23

12:47 pm-2:20 pm

2 stops23h 33m

$738

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sun 3/29

6:00 am-8:58 am

2 stops27h 58m

Washington, D.C. Reagan-National

Mon 3/30

5:24 pm-10:40 am

2 stops16h 16m

$742

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sun 2/15

2:50 pm-10:23 am

2 stops21h 33m

Washington, D.C. Reagan-National

Tue 2/24

11:05 am-2:20 pm

2 stops25h 15m

$994

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 3/29

8:20 pm-11:53 am

2 stops16h 33m

Washington, D.C. Dulles Intl

Mon 3/30

4:00 pm-12:50 pm

2 stops19h 50m

$1,001

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Tue 12/2

8:05 pm-11:37 am

2 stops17h 32m

Washington, D.C. Reagan-National

Sat 12/6

2:25 pm-9:35 am

2 stops17h 10m

$1,023

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sat 2/7

11:20 am-10:23 am

2 stops25h 03m

Washington, D.C. Reagan-National

Fri 2/20

4:10 pm-2:35 pm

2 stops20h 25m

$1,025

Rio de JaneiroBaltimore

SDU - BWI

SDUBWI

Rio de Janeiro Santos Dumont

Fri 4/24

8:20 pm-11:09 am

2 stops15h 49m

Baltimore/Washington

Thu 5/21

12:15 pm-9:35 am

2 stops20h 20m

$1,353

Rio de JaneiroBaltimore

SDU - BWI

SDUBWI

Rio de Janeiro Santos Dumont

Fri 4/24

8:20 pm-11:09 am

2 stops15h 49m

Baltimore/Washington

Thu 5/21

2:10 pm-9:35 am

2 stops18h 25m

$1,360

Rio de JaneiroBaltimore

SDU - BWI

SDUBWI

Rio de Janeiro Santos Dumont

Sat 12/20

11:35 am-11:46 pm

3 stops38h 11m

Baltimore/Washington

Sat 12/27

10:40 am-11:20 am

3 stops22h 40m

$1,364

Rio de JaneiroBaltimore

SDU - BWI

SDUBWI

Rio de Janeiro Santos Dumont

Mon 12/22

7:40 pm-11:49 pm

3 stops30h 09m

Baltimore/Washington

Mon 12/29

10:40 am-8:55 am

2 stops20h 15m

$1,390

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

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

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 Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Rio de Janeiro Santos Dumont Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $699. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Rio de Janeiro Santos Dumont Airport to Washington, D.C. for around $958.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Rio de Janeiro Santos Dumont Airport to Washington, D.C. when you can find flight prices for as low as $799. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $958. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 74% on your flight if you consider stops on a Rio de Janeiro Santos Dumont Airport to Washington, D.C. flight.

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

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. 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. (SDU to WAS) 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.

Direct flights

None
There are no direct flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C.. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to Washington, D.C..
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  • How far is Rio de Janeiro Santos Dumont to Washington, D.C. by plane?

    Washington, D.C. is 4796.8 mi away from Rio de Janeiro Santos Dumont. By plane, this route typically takes 15h 05m.

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

    Prices for flights from Rio de Janeiro Santos Dumont Airport to Washington, D.C. were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rio de Janeiro Santos Dumont Airport to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. 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 Washington, D.C.?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rio de Janeiro to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Rio de Janeiro to Washington, D.C. 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 Washington, D.C.?

momondo helps you find the best flight between Rio de Janeiro and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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?

Yes. momondo can track prices for Rio de Janeiro to Washington, D.C. 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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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport