Find Cheap Flights from Washington to Singapore

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.
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Book cheap flights from Washington to Singapore

(Round-trip)
Depart: Thu Mar 15 2018 Return: Sun Mar 25 2018 Trip spans 11 days
Air China
Air China
IAD
12:00a
SIN
5:20p
41h 20m
1 stop
SIN
12:00a
IAD
5:05p
41h 05m
1 stop
Depart: Mon Dec 4 2017 Return: Fri Dec 8 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SIN
9:50a
33h 50m
2 stops
SIN
12:00a
IAD
11:41p
47h 41m
2 stops
Depart: Sun Mar 4 2018 Return: Sat Mar 10 2018 Trip spans 7 days
China Eastern
China Eastern
IAD
12:00a
SIN
10:19a
34h 19m
2 stops
SIN
12:00a
IAD
3:55a
50h 55m
2 stops
Depart: Mon Mar 5 2018 Return: Mon Mar 12 2018 Trip spans 7 days
China Southern
China Southern
DCA
12:00a
SIN
3:30a
27h 30m
2 stops
SIN
12:00a
DCA
3:38a
27h 38m
2 stops
Depart: Thu Oct 26 2017 Return: Thu Nov 2 2017 Trip spans 8 days
Delta
Delta
DCA
12:00a
SIN
2:29a
26h 29m
2 stops
SIN
12:00a
DCA
3:15a
27h 15m
2 stops
Depart: Tue Nov 21 2017 Return: Mon Nov 27 2017 Trip spans 7 days
$1009
Select
Cathay Pacific
Cathay Pacific
DCA
12:00a
SIN
5:35a
29h 35m
2 stops
SIN
12:00a
DCA
10:41a
34h 41m
2 stops
Depart: Thu Nov 23 2017 Return: Mon Dec 4 2017 Trip spans 12 days
Air China
Air China
IAD
12:00a
SIN
1:55a
25h 55m
1 stop
SIN
12:00a
IAD
2:20a
26h 20m
1 stop
Depart: Wed Jan 10 2018 Return: Wed Jan 17 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SIN
3:25p
39h 25m
2 stops
SIN
12:00a
IAD
6:18a
30h 18m
2 stops
Depart: Mon Apr 9 2018 Return: Thu Apr 19 2018 Trip spans 11 days
Air China
Air China
IAD
12:00a
SIN
5:05p
41h 05m
1 stop
SIN
12:00a
IAD
2:20a
26h 20m
1 stop
Depart: Wed Dec 27 2017 Return: Sat Dec 30 2017 Trip spans 4 days
$1242
Select
Turkish Airlines
Turkish Airlines
IAD
12:00a
SIN
5:50a
29h 50m
1 stop
SIN
12:00a
IAD
8:05a
32h 05m
1 stop
Depart: Sun Nov 26 2017 Return: Sun Dec 10 2017 Trip spans 15 days
Air China
Air China
IAD
12:00a
SIN
1:55a
25h 55m
1 stop
SIN
12:00a
IAD
5:05p
41h 05m
1 stop
Depart: Thu Nov 23 2017 Return: Thu Nov 30 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SIN
12:07p
36h 07m
2 stops
SIN
12:00a
IAD
9:58a
57h 58m
2 stops
Depart: Sat Dec 2 2017 Return: Sat Dec 16 2017 Trip spans 15 days
China Eastern
China Eastern
DCA
12:00a
SIN
6:15a
30h 15m
2 stops
SIN
12:00a
DCA
12:31p
36h 31m
2 stops
Depart: Sat Dec 16 2017 Return: Mon Dec 25 2017 Trip spans 10 days
$1649
Select
United
United
DCA
12:00a
SIN
9:56a
33h 56m
2 stops
SIN
12:00a
DCA
12:00a
24h 00m
2 stops
Depart: Sun Jan 7 2018 Return: Wed Jan 24 2018 Trip spans 18 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SIN
7:49a
31h 49m
2 stops
SIN
12:00a
IAD
11:48a
35h 48m
2 stops
Depart: Wed Jan 10 2018 Return: Tue Jan 16 2018 Trip spans 7 days
China Eastern
China Eastern
DCA
12:00a
SIN
11:55a
35h 55m
2 stops
SIN
12:00a
DCA
11:12a
35h 12m
2 stops
Depart: Wed Mar 21 2018 Return: Tue Apr 3 2018 Trip spans 14 days
Delta
Delta
DCA
12:00a
SIN
5:31a
29h 31m
2 stops
SIN
12:00a
DCA
4:13a
28h 13m
2 stops
Depart: Sat Mar 24 2018 Return: Sun Apr 1 2018 Trip spans 9 days
Air China
Air China
IAD
12:00a
SIN
5:05p
41h 05m
1 stop
SIN
12:00a
IAD
5:05p
41h 05m
1 stop
Depart: Thu Mar 15 2018 Return: Sun Mar 25 2018 Trip spans 11 days
$1016
Select
Cathay Pacific
Cathay Pacific
DCA
12:00a
SIN
5:50a
29h 50m
2 stops
SIN
12:00a
DCA
10:06a
34h 06m
2 stops
Depart: Wed Feb 14 2018 Return: Wed Feb 21 2018 Trip spans 8 days
China Eastern
China Eastern
DCA
12:00a
SIN
1:45a
49h 45m
2 stops
SIN
12:00a
DCA
1:27a
49h 27m
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
only $545
only $803
Destination

Singapore
$545