Find Cheap Flights from Washington Dulles Intl to Rio de Janeiro Santos Dumont (IAD - SDU)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Rio de Janeiro Santos Dumont

(Round-trip)
Depart: Wed Aug 16 2017 Return: Tue Aug 22 2017 Trip spans 7 days
United
United
IAD
6:00p
SDU
7:00a
13h 00m
1 stop
SDU
2:10p
IAD
3:20a
13h 10m
1 stop
Depart: Mon Sep 11 2017 Return: Sun Sep 17 2017 Trip spans 7 days
LATAM Airlines
LATAM Airlines
IAD
7:53a
SDU
7:40a
23h 47m
2 stops
SDU
1:50p
IAD
3:20p
25h 30m
2 stops
Depart: Wed Aug 9 2017 Return: Tue Aug 15 2017 Trip spans 7 days
$1084
Select
Azul
Azul
IAD
6:00p
SDU
9:35a
15h 35m
1 stop
SDU
2:10p
IAD
3:20a
13h 10m
1 stop
Depart: Mon Jul 24 2017 Return: Mon Aug 7 2017 Trip spans 15 days
$1212
Select
Delta
Delta
IAD
11:09a
SDU
6:15a
19h 06m
2 stops
SDU
2:55p
IAD
6:10a
15h 15m
2 stops
Depart: Thu Aug 17 2017 Return: Wed Aug 23 2017 Trip spans 7 days
United
United
IAD
6:00p
SDU
7:00a
13h 00m
1 stop
SDU
2:10p
IAD
3:20a
13h 10m
1 stop
Depart: Wed Dec 20 2017 Return: Wed Jan 3 2018 Trip spans 15 days
$1450
Select
Air Canada
Air Canada
IAD
9:30a
SDU
10:25a
24h 55m
2 stops
SDU
1:55p
IAD
9:33a
19h 38m
2 stops
Depart: Tue Oct 3 2017 Return: Tue Oct 24 2017 Trip spans 22 days
United
United
IAD
6:00p
SDU
9:35a
15h 35m
1 stop
SDU
2:10p
IAD
4:20a
14h 10m
1 stop
Depart: Wed Oct 4 2017 Return: Wed Oct 25 2017 Trip spans 22 days
United
United
IAD
6:00p
SDU
7:00a
13h 00m
1 stop
SDU
2:10p
IAD
4:20a
14h 10m
1 stop
Depart: Thu Oct 5 2017 Return: Sun Oct 8 2017 Trip spans 4 days
United
United
IAD
6:00p
SDU
9:35a
15h 35m
1 stop
SDU
2:20p
IAD
3:20a
13h 00m
1 stop
Depart: Sun Aug 6 2017 Return: Wed Aug 9 2017 Trip spans 4 days
LATAM Airlines
LATAM Airlines
IAD
7:53a
SDU
7:40a
23h 47m
2 stops
SDU
12:05p
IAD
8:13a
20h 08m
2 stops
Depart: Fri Oct 6 2017 Return: Sun Oct 8 2017 Trip spans 3 days
United
United
IAD
6:00p
SDU
12:40p
18h 40m
1 stop
SDU
2:20p
IAD
3:20a
13h 00m
1 stop
Depart: Fri Aug 11 2017 Return: Sat Aug 19 2017 Trip spans 9 days
$1084
Select
Azul
Azul
IAD
6:00p
SDU
12:40p
18h 40m
1 stop
SDU
2:15p
IAD
3:20a
13h 05m
1 stop
Depart: Mon Nov 20 2017 Return: Thu Nov 23 2017 Trip spans 4 days
United
United
IAD
5:10p
SDU
11:45a
18h 35m
1 stop
SDU
2:55p
IAD
4:45a
13h 50m
1 stop
Depart: Fri Aug 25 2017 Return: Sun Sep 3 2017 Trip spans 10 days
$1084
Select
Azul
Azul
IAD
6:00p
SDU
12:40p
18h 40m
1 stop
SDU
5:25p
IAD
3:20a
33h 55m
1 stop
Depart: Wed Aug 2 2017 Return: Wed Aug 9 2017 Trip spans 8 days
$1129
Select
LATAM Airlines
LATAM Airlines
IAD
7:53a
SDU
7:20a
23h 27m
2 stops
SDU
9:15a
IAD
3:10p
29h 55m
2 stops
Depart: Sun Aug 27 2017 Return: Tue Sep 5 2017 Trip spans 10 days
$1084
Select
Azul
Azul
IAD
6:00p
SDU
2:45p
20h 45m
1 stop
SDU
2:10p
IAD
3:20a
13h 10m
1 stop
Depart: Sun Jul 23 2017 Return: Sun Aug 27 2017 Trip spans 36 days
$1413
Select
Delta
Delta
IAD
12:15p
SDU
6:15a
18h 00m
2 stops
SDU
2:55p
IAD
6:05a
15h 10m
2 stops
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
United
United
IAD
6:00p
SDU
9:35a
15h 35m
1 stop
SDU
3:55p
IAD
3:20a
35h 25m
1 stop
Depart: Thu Aug 31 2017 Return: Mon Sep 4 2017 Trip spans 5 days
$1084
Select
Azul
Azul
IAD
6:00p
SDU
9:35a
15h 35m
1 stop
SDU
2:10p
IAD
3:20a
13h 10m
1 stop
Depart: Sat Dec 23 2017 Return: Tue Jan 2 2018 Trip spans 11 days
$1522
Select
Air Canada
Air Canada
IAD
9:30a
SDU
7:40a
22h 10m
2 stops
SDU
1:55p
IAD
1:43p
23h 48m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Washington
$703
Destination

Rio de Janeiro
$703