Earn point on your loyalty program!arrow arc left

Cheap flights from Denver (DEN) to Singapore (SIN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Denver (DEN) to Singapore (SIN)

How to find the cheapest flight from Denver (DEN) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Denver (DEN) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Denver (DEN) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Denver to Singapore in September , October 2026

29 Sep - 21 Oct $ 1,196.00
DEN
Denver
Frontier Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Frontier Airlines
1 STOPS
DEN
Denver
Pick dates
30 Sep - 10 Oct $ 1,324.00
DEN
Denver
Air Canada
2 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
1 STOPS
DEN
Denver
Pick dates
25 Sep - 02 Oct $ 6,994.00
DEN
Denver
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
1 STOPS
DEN
Denver
Pick dates

Last minute flights from Denver to Singapore

26 Sep - 30 Sep $ 1,375.00
DEN
Denver
Frontier Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Frontier Airlines
2 STOPS
DEN
Denver
Pick dates
26 Sep - 30 Sep $ 1,559.00
DEN
Denver
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
DEN
Denver
Pick dates
25 Sep - 30 Sep $ 2,562.00
DEN
Denver
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
DEN
Denver
Pick dates

One-way flights to Singapore from Denver

1:10 PM - 9:30 AM
Philippine Airlines
2 Stops
34h 5m
DEN - SIN
$ 608
Kiwi
Pick dates
8:22 AM - 8:40 AM
Cathay Pacific
2 Stops
38h 3m
DEN - SIN
$ 622
Kiwi
Pick dates
8:30 PM - 1:55 AM
Turkish Airlines
1 Stops
31h 25m
DEN - SIN
$ 830
Kiwi
Pick dates

How to find the cheapest flight from Denver (DEN) to Singapore (SIN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Denver (DEN) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Denver (DEN) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.