
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $913 (Booking.com) |
One-way from | $450 (Mytrip) |
Popular in | December |
Cheapest in | November |
Average price | $1,443 |
Fly from
Fly to
Route
Depart
Return
Price
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Sat 3/7
11:15 am-7:20 pm
2 stops45h 05m
Washington, D.C. Dulles Intl
Sat 3/14
10:15 pm-5:20 pm
2 stops31h 05m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Sun 3/1
7:25 pm-9:05 am
1 stop26h 40m
Washington, D.C. Dulles Intl
Thu 4/30
3:35 pm-9:15 am
1 stop29h 40m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Thu 5/14
9:10 pm-9:45 am
1 stop24h 35m
Washington, D.C. Dulles Intl
Sat 8/8
3:35 pm-9:15 am
1 stop29h 40m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Fri 1/30
9:30 am-6:30 pm
1 stop22h 00m
Washington, D.C. Dulles Intl
Fri 2/6
10:00 pm-6:50 am
1 stop43h 50m
SingaporeNewark
SIN - EWR
SINEWR
Singapore Changi
Wed 3/11
9:00 pm-4:53 pm
2 stops31h 53m
Newark
Wed 3/25
6:25 pm-7:00 am
1 stop24h 35m
SingaporeNewark
SIN - EWR
SINEWR
Singapore Changi
Mon 1/26
11:40 am-10:30 pm
1 stop23h 50m
Newark
Sat 2/7
12:25 am-8:35 am
1 stop43h 10m
SingaporePhiladelphia
SIN - PHL
SINPHL
Singapore Changi
Thu 1/22
8:50 am-10:46 pm
2 stops26h 56m
Philadelphia
Wed 2/4
4:05 pm-12:55 am
2 stops43h 50m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Thu 2/19
7:25 pm-9:05 am
1 stop26h 40m
Washington, D.C. Dulles Intl
Mon 2/23
2:35 pm-9:35 am
1 stop30h 00m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Fri 3/6
7:25 pm-9:05 am
1 stop26h 40m
Washington, D.C. Dulles Intl
Thu 3/12
3:35 pm-9:35 am
1 stop30h 00m
SingaporeWashington, D.C.
SIN - IAD
SINIAD
Singapore Changi
Tue 3/10
7:25 pm-10:05 am
1 stop26h 40m
Washington, D.C. Dulles Intl
Thu 3/12
3:35 pm-9:35 am
1 stop30h 00m
Currently, November is the cheapest month in which you can book a flight from Singapore to Pennsylvania (average of $777). Flying from Singapore to Pennsylvania in January is currently the most expensive (average of $1,341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Crew
Boarding
Food
Overall
Entertainment
Comfort
Reviews
Kevin,Dec 2025
BOS - EWR
Crew
Boarding
Food
Overall
Entertainment
Comfort
Reviews
Kevin,Dec 2025
BOS - EWR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,068 | Average$1,234 | FlexibilityNo cancel fee | On-time69% |