United flights to Singapore from Philadelphia

View S$668 flight on Thu, 9 Oct, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

United flights from Philadelphia to Singapore (PHL→SIN)

Prices were available within the past 7 days and start at S$668 for one-way flights and S$1,254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 12 Oct - Tue, 4 Nov
PHL
Philadelphia
SIN
Singapore
S$1,254 Return, just found
S$1,254
Return
just found
Select United flight, departing Sun, 12 Oct from Philadelphia to Singapore, returning Tue, 4 Nov, priced at S$1,254 just found
United
Sun, 31 Aug - Tue, 16 Sep
PHL
Philadelphia
SIN
Singapore
S$1,262 Return, found 4 days ago
S$1,262
Return
found 4 days ago
Select United flight, departing Sun, 31 Aug from Philadelphia to Singapore, returning Tue, 16 Sep, priced at S$1,262 found 4 days ago
United
Wed, 6 Aug - Sat, 23 Aug
PHL
Philadelphia
SIN
Singapore
S$1,304 Return, found 1 day ago
S$1,304
Return
found 1 day ago
Select United flight, departing Wed, 6 Aug from Philadelphia to Singapore, returning Sat, 23 Aug, priced at S$1,304 found 1 day ago
United
Sun, 10 Aug - Thu, 28 Aug
PHL
Philadelphia
SIN
Singapore
S$1,350 Return, found 6 days ago
S$1,350
Return
found 6 days ago
Select United flight, departing Sun, 10 Aug from Philadelphia to Singapore, returning Thu, 28 Aug, priced at S$1,350 found 6 days ago
United
Sun, 12 Oct - Mon, 3 Nov
PHL
Philadelphia
SIN
Singapore
S$1,404 Return, just found
S$1,404
Return
just found
Select United flight, departing Sun, 12 Oct from Philadelphia to Singapore, returning Mon, 3 Nov, priced at S$1,404 just found
United
Sun, 12 Oct - Tue, 4 Nov
PHL
Philadelphia
SIN
Singapore
S$1,416 Return, just found
S$1,416
Return
just found
Select United flight, departing Sun, 12 Oct from Philadelphia to Singapore, returning Tue, 4 Nov, priced at S$1,416 just found
Philadelphia to Singapore route information
Origin airport
Philadelphia Intl.
Destination airport
Changi
Airlines serving
Air Canada, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Swiss International Air Lines, United
Popular airline
Air Canada
Distance
15339 km
*Available to Expedia members.