Cheap flights from Washington to South East Division

View AU$774 flight on Thu, 19 Feb. 2026Opens in a new window

Popular airlines from Washington to South East Division

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • Air France

    Air France

  • British Airways

    British Airways

  • Cathay Pacific

    Cathay Pacific

  • Japan Airlines

    Japan Airlines

  • KLM

    KLM

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Cheap Flights from Washington (WAS) to South East Division (SG-04)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 3 Oct. - Tue, 7 Oct.
BWI
Baltimore
SIN
Singapore
AU$1,538 Return, found 4 days ago
AU$1,538
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 3 Oct. from Baltimore to Singapore, returning Tue, 7 Oct., priced at AU$1,538 found 4 days ago
Delta
Wed, 13 Aug. - Thu, 21 Aug.
BWI
Baltimore
SIN
Singapore
AU$1,821 Return, found 5 days ago
AU$1,821
Return
found 5 days ago
Select Delta flight, departing Wed, 13 Aug. from Baltimore to Singapore, returning Thu, 21 Aug., priced at AU$1,821 found 5 days ago
Korean Air
Tue, 19 Aug. - Tue, 26 Aug.
IAD
Washington
SIN
Singapore
AU$1,841 Return, found 3 days ago
AU$1,841
Return
found 3 days ago
Select Korean Air flight, departing Tue, 19 Aug. from Washington to Singapore, returning Tue, 26 Aug., priced at AU$1,841 found 3 days ago
Korean Air
Wed, 13 Aug. - Thu, 21 Aug.
DCA
Washington
SIN
Singapore
AU$1,841 Return, found 5 days ago
AU$1,841
Return
found 5 days ago
Select Korean Air flight, departing Wed, 13 Aug. from Washington to Singapore, returning Thu, 21 Aug., priced at AU$1,841 found 5 days ago
United
Tue, 19 Aug. - Tue, 26 Aug.
DCA
Washington
SIN
Singapore
AU$1,851 Return, found 3 days ago
AU$1,851
Return
found 3 days ago
Select United flight, departing Tue, 19 Aug. from Washington to Singapore, returning Tue, 26 Aug., priced at AU$1,851 found 3 days ago
Air India
Sun, 21 Dec. - Sun, 28 Dec.
IAD
Washington
SIN
Singapore
AU$1,883 Return, found 3 days ago
AU$1,883
Return
found 3 days ago
Select Air India flight, departing Sun, 21 Dec. from Washington to Singapore, returning Sun, 28 Dec., priced at AU$1,883 found 3 days ago

Find the cheapest month to fly from Washington (WAS) to Singapore (SIN)

September is typically the cheapest month to fly

From AU$1,217 - AU$1,675 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.