IAD - SDU

$375 Find Cheap Flights from Washington, D.C. to Rio de Janeiro Santos Dumont - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$773
Typical prices: $940-$1,252
Azul
Sat 3/3Sat 3/10
IAD - SDU • 2 stops
Cheapest one-way
$375
Typical prices: $401-$559
Azul
Sat 12/29
IAD - SDU • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Rio de Janeiro Santos Dumont Airport. You'll need to take a connecting flight to reach the destination.
Insights
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When to travel
October
Cheapest • 31% price drop
December
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to Rio de Janeiro Santos Dumont Airport!
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Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Santos Dumont (IAD-SDU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Santos Dumont

Wed, Mar 3 - Wed, Mar 10
Azul Logo
12:56 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
21h 54m2 stops Orlando Belo Horizonte Tancredo Neves Intl
Azul Logo
3:15 pm - 11:29 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
22h 14m2 stops Sao Paulo Viracopos Fort Lauderdale
$773Azul
Sat, Mar 13 - Sun, Mar 21
Azul Logo
3:22 pm - 4:30 pmIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
23h 08m2 stops Orlando Belo Horizonte Tancredo Neves Intl
Azul Logo
3:30 pm - 11:29 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
20h 59m2 stops Sao Paulo Viracopos Fort Lauderdale
$774Azul
Fri, Apr 2 - Fri, Apr 9
Azul Logo
12:40 pm - 9:25 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
19h 45m2 stops Orlando Sao Paulo Viracopos
Azul Logo
5:30 pm - 11:10 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
18h 40m2 stops Sao Paulo Viracopos Fort Lauderdale
$796Azul
Thu, Nov 26 - Thu, Dec 3
GOL Logo
2:30 pm - 8:40 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
40h 10m2 stops Bogotá El Dorado Brasilia
GOL Logo
5:40 pm - 4:30 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
36h 50m2 stops Brasilia Bogotá El Dorado
$805GOL
Tue, Feb 23 - Mon, Mar 8
Azul Logo
9:37 am - 9:15 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
21h 38m2 stops Orlando Sao Paulo Viracopos
Azul Logo
7:05 pm - 2:42 pmSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
21h 37m2 stops Sao Paulo Viracopos Fort Lauderdale
$812Azul
Wed, Jan 20 - Wed, Jan 27
GOL Logo
5:50 am - 8:40 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
24h 50m2 stops Bogotá El Dorado Brasilia
GOL Logo
6:00 am - 4:30 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
24h 30m2 stops Brasilia Bogotá El Dorado
$820GOL
Tue, Jan 19 - Sat, Jan 23
GOL Logo
2:30 pm - 8:40 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
40h 10m2 stops Bogotá El Dorado Brasilia
GOL Logo
8:45 pm - 4:30 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
33h 45m2 stops Brasilia Bogotá El Dorado
$823GOL
Sun, Apr 11 - Fri, Apr 16
Azul Logo
5:20 pm - 4:30 pmIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
22h 10m2 stops Orlando Belo Horizonte Tancredo Neves Intl
Azul Logo
3:15 pm - 11:10 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
20h 55m2 stops Sao Paulo Viracopos Fort Lauderdale
$854Azul
Mon, Mar 8 - Thu, Mar 11
LATAM Airlines Logo
4:00 pm - 10:00 pmIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
28h 00m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
10:10 am - 5:30 pmSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
33h 20m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl
$873LATAM Airlines
Thu, Nov 26 - Tue, Dec 1
GOL Logo
2:30 pm - 8:40 amIAD  Washington, D.C. Dulles Intl-SDU Rio de Janeiro Santos Dumont
40h 10m2 stops Bogotá El Dorado Brasilia
GOL Logo
8:45 pm - 4:30 amSDU  Rio de Janeiro Santos Dumont-IAD Washington, D.C. Dulles Intl
33h 45m2 stops Brasilia Bogotá El Dorado
$877GOL
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport typically range from $940 to $1,252. The lowest price found in the past 5 days was $773, on Azul.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport flights

Low season

April

Cheapest flight

$375
Beat the crowds with an average 88% drop in travelers.
The most popular month to fly with an average 62% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport

When to book flights from Washington, D.C. to Santos Dumont

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Santos Dumont based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport takes 00m, covering 4,811 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport range from $940 to $1,252, with an average of $1,011 over the past 12 months. Anything below $940 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $773 to $6,473. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport are currently higher than usual. Average one-way flight prices are about $435, which is 5% above the typical average for this route.

  • What car rental options are available at Rio de Janeiro Santos Dumont Airport (SDU)?

    Rio de Janeiro Santos Dumont Airport (SDU) hosts 5 major car rental companies, with daily rates averaging $31 for economy cars. Top options include:

    • FOCO
    • MOVIDA
    • Avis
    • Budget
    • Unidas

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Rio de Janeiro Santos Dumont (SDU).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport pass through?

    Most connecting flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport pass through Sao Paulo Guarulhos Intl (GRU), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Yes. Flexible dates can save you up to 18% on flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport. Tuesday is the cheapest departure day at $968 round-trip on average, while Wednesday is the most expensive at $1,179, a difference of $211.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Rio de Janeiro Santos Dumont Airport?

    Rio de Janeiro Santos Dumont Airport is 2 hours ahead of Washington, D.C. Dulles Intl Airport (Brasilia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Rio de Janeiro Santos Dumont Airport?

    Some of the most popular sights in Rio de Janeiro Santos Dumont Airport are Copacabana Beach, RioCentro and Praia do Arpoador. These are among the most viewed places in Rio de Janeiro Santos Dumont Airport on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Wednesday. On this route, Tuesday flights average $968, about $211 less than Wednesday fares (18% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Rio de Janeiro Santos Dumont Airport trip for October. Fares historically average $701 round-trip in that month - typically $653 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Rio de Janeiro Santos Dumont Airport.

    • Hotel Atlântico Business Centro
    • Hotel Ok
    • ibis Rio de Janeiro Santos Dumont

More options for your flight from Washington, D.C. to Santos Dumont

Complete your trip to Santos Dumont with a hotel stay or car rental

Car rentals in Rio de Janeiro
Hotels in Rio de Janeiro
Vacations in Rio de Janeiro