
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $786 (oojo) |
One-way from | $380 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,683 |
Good round-trip deal | $753 or less |
Good one-way deal | $473 or less |
Fly from
Fly to
Route
Depart
Return
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/22
5:20 pm-6:15 am
1 stop21h 55m
Singapore Changi
Wed 10/14
8:45 am-7:29 pm
2 stops25h 44m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/22
7:16 am-11:55 pm
2 stops25h 39m
Singapore Changi
Mon 10/12
10:00 pm-10:40 am
1 stop27h 40m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/8
1:00 pm-7:15 pm
1 stop39h 15m
Singapore Changi
Mon 9/14
1:25 am-1:37 pm
1 stop27h 12m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 10/20
12:10 am-9:30 pm
1 stop30h 20m
Singapore Changi
Sun 10/25
11:10 pm-2:55 pm
1 stop30h 45m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/8
4:45 pm-6:15 am
2 stops22h 30m
Singapore Changi
Tue 9/15
8:45 am-4:14 pm
1 stop22h 29m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Tue 9/8
3:55 pm-7:15 pm
2 stops36h 20m
Singapore Changi
Tue 9/15
7:30 am-9:51 pm
2 stops29h 21m
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Mon 9/21
1:56 pm-6:15 am
1 stop25h 19m
Singapore Changi
Sun 9/27
8:45 am-12:18 pm
1 stop18h 33m
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Tue 10/13
8:03 am-6:35 pm
1 stop19h 32m
Singapore Changi
Sun 10/25
10:10 am-11:06 pm
1 stop27h 56m
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Wed 9/30
1:52 pm-6:15 am
1 stop25h 23m
Singapore Changi
Wed 10/7
8:45 am-8:31 pm
1 stop26h 46m
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Sun 9/6
1:18 pm-6:15 am
2 stops25h 57m
Singapore Changi
Sun 10/11
8:45 am-12:18 pm
1 stop18h 33m
Currently, October is the cheapest month in which you can book a flight from USA to Singapore (average of $859). Flying from USA to Singapore in December is currently the most expensive (average of $1,724). 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.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Singapore as you normally would.
The most flights from US0 to SIN are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
About 14% of weekly flights between United States and Singapore have experienced delays in the past year, with the average delay time being 137 minutes.
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
Sunday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
The price you pay for your flight from USA to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
Boarding
Food
Overall
Entertainment
Comfort
Crew
Reviews
Anonymous,May 2026
SYD - SIN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$170 | Average$538 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$387 | Average$1,167 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$500 | Average$1,978 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$507 | Average$2,218 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$548 | Average$1,125 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$552 | Average$907 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$575 | Average$1,082 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$579 | Average$779 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$579 | Average$1,858 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$627 | Average$1,758 | FlexibilityNo cancel fee | On-time49% |