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 November , December 2025

30 Nov - 04 Dec $ 1,123.00
DEN
Denver
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
DEN
Denver
Pick dates
17 Nov - 10 Dec $ 1,256.00
DEN
Denver
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
DEN
Denver
Pick dates
22 Nov - 09 Dec $ 2,227.00
DEN
Denver
Alaska Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
1 STOPS
DEN
Denver
Pick dates

Last minute flights from Denver to Singapore

27 Nov - 01 Dec $ 1,358.00
DEN
Denver
Frontier Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Frontier Airlines
3 STOPS
DEN
Denver
Pick dates
23 Nov - 01 Dec $ 1,811.00
DEN
Denver
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
DEN
Denver
Pick dates
22 Nov - 30 Nov $ 6,049.00
DEN
Denver
Alaska Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
1 STOPS
DEN
Denver
Pick dates

One-way flights to Singapore from Denver

9:44 AM - 5:50 AM
Philippine Airlines
2 Stops
32h 51m
DEN - SIN
$ 438
Kiwi
Pick dates
7:45 AM - 10:50 AM
United Airlines
1 Stops
21h 30m
DEN - SIN
$ 600
Kiwi
Pick dates
7:05 PM - 10:35 PM
United Airlines
1 Stops
21h 55m
DEN - SIN
$ 600
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.