
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $585 (oojo) |
One-way from | $298 (Mytrip) |
Popular in | December |
Cheapest in | September |
Average price | $752 |
Good round-trip deal | $586 or less |
Good one-way deal | $296 or less |
Fly from
Fly to
Route
Depart
Return
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Mon 8/24
1:05 pm-7:15 pm
1 stop39h 10m
Singapore Changi
Tue 9/1
7:30 am-1:37 pm
1 stop21h 07m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 4/1
7:12 am-6:35 pm
1 stop20h 23m
Singapore Changi
Tue 4/14
9:00 am-11:27 pm
1 stop29h 27m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Mon 8/31
6:29 am-6:15 am
2 stops32h 46m
Singapore Changi
Fri 9/4
11:05 am-2:25 pm
1 stop18h 20m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Sat 4/11
3:48 pm-6:35 pm
2 stops35h 47m
Singapore Changi
Thu 4/16
9:00 am-11:27 pm
1 stop29h 27m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Mon 5/4
7:36 pm-6:45 am
1 stop20h 09m
Singapore Changi
Thu 5/7
9:00 am-7:48 pm
2 stops25h 48m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 8/26
7:20 am-11:55 pm
2 stops25h 35m
Singapore Changi
Thu 9/3
10:00 pm-10:40 am
1 stop27h 40m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Fri 8/28
7:20 am-5:00 am
2 stops30h 40m
Singapore Changi
Sun 9/13
1:25 am-3:24 pm
2 stops28h 59m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Fri 8/28
1:20 pm-11:55 pm
1 stop19h 35m
Singapore Changi
Sat 9/12
10:00 pm-3:24 pm
2 stops32h 24m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 7/15
2:30 pm-7:15 pm
2 stops37h 45m
Singapore Changi
Tue 8/11
1:25 am-9:51 pm
2 stops35h 26m
SeattleSingapore
SEA - SIN
SEASIN
Seattle/Tacoma Intl
Wed 8/19
7:35 pm-6:15 am
1 stop19h 40m
Singapore Changi
Sat 8/29
11:05 am-2:25 pm
1 stop18h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, September is the cheapest month in which you can book a flight from Seattle to Singapore (average of $496). Flying from Seattle to Singapore in December is currently the most expensive (average of $760). 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.
When flying from Seattle to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
About 23% of weekly flights between Seattle and Singapore have experienced delays in the past year, with the average delay time being 96 minutes.
Historically, flights departing in the morning 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 Thursday 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 23% of flights being delayed.
Incheon (ICN) – chosen by Cheapflights users on 50% of 1-stop itineraries from Seattle to Singapore on Cheapflights.
Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $764.
Flights via Taipei City (TPE) have the shortest average one-way travel time for 1-stop routes: 20h 25m.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 3h 19m.
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Chris,Mar 2025
SEA - ICN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$520 | Average$800 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$650 | Average$694 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$668 | Average$788 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$680 | Average$891 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$710 | Average$817 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$754 | Average$962 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$755 | Average$986 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$792 | Average$896 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$802 | Average$889 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$933 | Average$1,273 | FlexibilityNo cancel fee | On-time70% |