Browse Origins:
Browse Destinations:

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

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

Book cheap flights from Washington to Singapore Changi

(Round-trip)
Depart: Sat Apr 18 2015 Return: Fri May 1 2015 Trip spans 14 days
Air China
Air China
IAD
12:35p
SIN
2:25p
25h 50m
1 stop
SIN
5:30a
IAD
10:35p
41h 05m
1 stop
Depart: Mon Mar 23 2015 Return: Mon Apr 20 2015 Trip spans 29 days
American Airlines
American Airlines
DCA
3:34a
SIN
7:55a
28h 21m
2 stops
SIN
9:20p
DCA
7:00a
33h 40m
2 stops
Depart: Mon Mar 16 2015 Return: Mon Mar 23 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DCA
3:34a
SIN
7:50p
40h 16m
2 stops
SIN
4:20a
DCA
7:00a
26h 40m
2 stops
Depart: Tue Mar 24 2015 Return: Mon Apr 6 2015 Trip spans 14 days
United
United
IAD
2:04a
SIN
8:40a
30h 36m
2 stops
SIN
1:50a
IAD
11:50p
22h 00m
1 stop
Depart: Wed Apr 22 2015 Return: Mon Apr 27 2015 Trip spans 6 days
American Airlines
American Airlines
IAD
1:30a
SIN
8:15a
30h 45m
2 stops
SIN
9:20p
IAD
8:28a
35h 08m
2 stops
Depart: Wed Mar 11 2015 Return: Wed Apr 15 2015 Trip spans 36 days
United
United
DCA
5:45a
SIN
8:45a
27h 00m
2 stops
SIN
1:50a
DCA
5:00a
27h 10m
2 stops
Depart: Sun Apr 5 2015 Return: Wed Apr 8 2015 Trip spans 4 days
Delta
Delta
IAD
2:00a
SIN
8:05a
30h 05m
2 stops
SIN
2:55a
IAD
5:26a
26h 31m
2 stops
Depart: Sun May 10 2015 Return: Tue May 12 2015 Trip spans 3 days
Delta
Delta
DCA
2:00a
SIN
7:50a
29h 50m
2 stops
SIN
2:55a
DCA
6:38a
27h 43m
2 stops
Depart: Mon Jun 1 2015 Return: Tue Jun 9 2015 Trip spans 9 days
$1011
Select
Qatar Airways
Qatar Airways
IAD
5:05p
SIN
11:15p
30h 10m
1 stop
SIN
10:20p
IAD
11:25p
25h 05m
1 stop
Depart: Fri Sep 11 2015 Return: Sun Sep 20 2015 Trip spans 10 days
$1068
Select
Emirates
Emirates
IAD
6:55a
SIN
4:55a
22h 00m
1 stop
SIN
5:25p
IAD
4:35p
23h 10m
1 stop
Depart: Sun Jun 14 2015 Return: Wed Aug 12 2015 Trip spans 60 days
$1555
Select
Virgin Atlantic
Virgin Atlantic
IAD
2:55p
SIN
12:30a
33h 35m
1 stop
SIN
8:35a
IAD
10:15p
37h 40m
1 stop
Depart: Sat Jun 20 2015 Return: Sat Aug 15 2015 Trip spans 57 days
$1592
Select
Air France
Air France
IAD
2:45p
SIN
10:15p
31h 30m
1 stop
SIN
8:25p
IAD
12:10a
27h 45m
1 stop
Depart: Tue Jun 16 2015 Return: Tue Aug 11 2015 Trip spans 57 days
$1598
Select
KLM Royal Dutch
KLM Royal Dutch
DCA
3:00p
SIN
11:30p
32h 30m
2 stops
SIN
8:35p
DCA
3:00a
30h 25m
2 stops
Depart: Wed Apr 15 2015 Return: Thu Apr 16 2015 Trip spans 2 days
$1976
Select
Multiple Airlines
Multiple Airlines
IAD
6:55a
SIN
4:55a
22h 00m
1 stop
SIN
6:35p
IAD
7:15p
24h 40m
1 stop
Change your search
Airports
Origin

Washington
only $732
only $934
Destination

Singapore
$732