Find Deals on Flights from Singapore Changi to Washington (SIN - WAS)

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 Singapore Changi to Washington

(Round-trip)
Depart: Sun Apr 2 2017 Return: Tue Apr 11 2017 Trip spans 10 days
Air China
Air China
SIN
5:30a
IAD
10:35p
41h 05m
1 stop
IAD
12:35p
SIN
2:25p
25h 50m
1 stop
Depart: Wed Jun 14 2017 Return: Fri Jun 30 2017 Trip spans 17 days
British Airways
British Airways
SIN
7:15p
IAD
8:45p
25h 30m
1 stop
IAD
6:20p
SIN
12:05a
29h 45m
1 stop
Depart: Tue Feb 28 2017 Return: Thu Mar 30 2017 Trip spans 30 days
$1066
Select
China Southern
China Southern
SIN
3:00a
IAD
5:33p
38h 33m
2 stops
IAD
1:10p
SIN
12:50a
59h 40m
2 stops
Depart: Wed Mar 22 2017 Return: Wed Apr 5 2017 Trip spans 15 days
$1201
Select
Etihad Airways
Etihad Airways
SIN
3:20p
IAD
1:30a
34h 10m
1 stop
IAD
6:10p
SIN
5:55p
23h 45m
1 stop
Depart: Wed Apr 19 2017 Return: Thu May 4 2017 Trip spans 16 days
$1211
Select
Delta
Delta
SIN
9:10p
IAD
1:00a
27h 50m
2 stops
IAD
2:10a
SIN
8:30a
30h 20m
2 stops
Depart: Mon Apr 17 2017 Return: Wed May 3 2017 Trip spans 17 days
$1214
Select
Qatar Airways
Qatar Airways
SIN
5:20p
IAD
11:10p
29h 50m
1 stop
IAD
5:30p
SIN
11:15p
29h 45m
1 stop
Depart: Mon May 1 2017 Return: Wed May 10 2017 Trip spans 10 days
$1695
Select
Japan Airlines
Japan Airlines
SIN
9:50p
DCA
12:26a
26h 36m
2 stops
DCA
6:30a
SIN
8:20a
25h 50m
2 stops
Depart: Fri Apr 14 2017 Return: Sun May 21 2017 Trip spans 38 days
Air China
Air China
SIN
5:30a
IAD
10:35p
41h 05m
1 stop
IAD
12:35p
SIN
2:25p
25h 50m
1 stop
Depart: Sun Mar 12 2017 Return: Wed Mar 22 2017 Trip spans 11 days
British Airways
British Airways
SIN
7:15p
IAD
11:40p
28h 25m
1 stop
IAD
7:30p
SIN
11:55p
28h 25m
1 stop
Depart: Thu Jun 8 2017 Return: Mon Jun 26 2017 Trip spans 19 days
British Airways
British Airways
SIN
6:35p
IAD
8:45p
26h 10m
1 stop
IAD
6:20p
SIN
1:45a
31h 25m
1 stop
Depart: Mon Apr 10 2017 Return: Sun May 21 2017 Trip spans 42 days
$1031
Select
Air China
Air China
SIN
8:15p
IAD
10:35p
26h 20m
1 stop
IAD
12:35p
SIN
2:25p
25h 50m
1 stop
Depart: Wed Mar 29 2017 Return: Fri Mar 31 2017 Trip spans 3 days
$1183
Select
China Southern
China Southern
SIN
11:55p
IAD
6:55a
31h 00m
3 stops
IAD
3:01a
SIN
8:30p
41h 29m
2 stops
Depart: Tue Mar 21 2017 Return: Wed Apr 5 2017 Trip spans 16 days
$1217
Select
Qatar Airways
Qatar Airways
SIN
10:05p
IAD
11:50p
25h 45m
1 stop
IAD
5:30p
SIN
11:15p
29h 45m
1 stop
Depart: Thu Apr 20 2017 Return: Thu May 4 2017 Trip spans 15 days
$1217
Select
Delta
Delta
SIN
1:50a
DCA
3:28a
25h 38m
2 stops
DCA
5:40a
SIN
8:30a
26h 50m
2 stops
Depart: Wed Apr 12 2017 Return: Sun May 21 2017 Trip spans 40 days
$1031
Select
Air China
Air China
SIN
5:30a
IAD
10:35p
41h 05m
1 stop
IAD
12:35p
SIN
5:40a
41h 05m
1 stop
Depart: Mon Mar 13 2017 Return: Sun Mar 19 2017 Trip spans 7 days
$1052
Select
British Airways
British Airways
SIN
7:15p
IAD
11:40p
28h 25m
1 stop
IAD
7:30p
SIN
11:55p
28h 25m
1 stop
Depart: Fri Mar 10 2017 Return: Wed Mar 22 2017 Trip spans 12 days
$1235
Select
Qatar Airways
Qatar Airways
SIN
3:25p
IAD
10:50p
31h 25m
1 stop
IAD
5:45p
SIN
10:45p
29h 00m
1 stop
Depart: Tue Mar 14 2017 Return: Sun Mar 19 2017 Trip spans 6 days
$1052
Select
British Airways
British Airways
SIN
7:15p
IAD
5:30a
34h 15m
1 stop
IAD
3:25p
SIN
2:30a
35h 05m
1 stop
Depart: Mon Feb 27 2017 Return: Mon Mar 6 2017 Trip spans 8 days
$1343
Select
China Southern
China Southern
SIN
12:50p
DCA
6:24p
29h 34m
2 stops
DCA
1:00a
SIN
4:30a
27h 30m
2 stops
Depart: Sat Apr 1 2017 Return: Wed Apr 12 2017 Trip spans 12 days
$1354
Select
Delta
Delta
SIN
1:50a
DCA
10:01p
44h 11m
2 stops
DCA
2:59a
SIN
8:30a
29h 31m
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

Singapore
$943
Destination

Washington
only $943
only $1217