Seattle to Singapore (SIN) flight deals
Compare Seattle to Singapore (SIN) flights across upcoming months. See dated fares below, or choose your own dates and travelers.
Fare examples by month
Round-trip totals · Economy · USD. Choose a month to see the dates.
| Month | Travelers / trip length | Axel | Airline fare |
|---|---|---|---|
| November 2026 | 4 adults · 7 days | $3,015 | $3,187 |
| November 2026 | 1 adult · 7 days | $755 | $796–$797 |
| December 2026 | 4 adults · 7 days | $3,976–$6,036 | $4,196–$6,360 |
| December 2026 | 1 adult · 7 days | $994–$1,506 | $1,049–$1,590 |
| January 2027 | 1 adult · 7–14 days | $735–$9,199 | $777–$9,693 |
| May 2027 | 1 adult · 5–7 days | $767 | $811 |
| June 2027 | 1 adult · 5–63 days | $945–$976 | $1,000–$1,032 |
| August 2027 | 1 adult · 5 days | $952–$1,235 | $1,003–$1,305 |
Fares observed October 3 – 8, 2026. USD for the travelers shown. Search a trip for current prices.
November 2026
4 adults · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Nov 10–17, 2026 · 7 days | 1 stop / 1 stop · 23h 15m / 18h 35m | $3,015 · Save $172 | $3,187 | Check Axel prices |
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Nov 10–17, 2026 · 7 days | 1 stop / 1 stop · 23h 15m / 20h 29m | $755 · Save $41 | $796 | Check Axel prices |
| Nov 10–17, 2026 · 7 days | 1 stop / 1 stop · 23h 15m / 18h 35m | $755 · Save $42 | $797 | Check Axel prices |
December 2026
4 adults · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Dec 8–15, 2026 · 7 days | 1 stop / 1 stop · 30h 35m / 33h 55m | $3,976 · Save $220 | $4,196 | Check Axel prices |
| Dec 8–15, 2026 · 7 days | 1 stop / 1 stop · 30h 35m / 28h 0m | $6,036 · Save $324 | $6,360 | Check Axel prices |
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Dec 8–15, 2026 · 7 days | 1 stop / 1 stop · 30h 35m / 33h 55m | $994 · Save $55 | $1,049 | Check Axel prices |
| Dec 8–15, 2026 · 7 days | 1 stop / 1 stop · 30h 35m / 28h 0m | $1,506 · Save $84 | $1,590 | Check Axel prices |
January 2027
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Jan 12–19, 2027 · 7 days | 1 stop / 1 stop · 21h 15m / 23h 25m | $735 · Save $42 | $777 | Check Axel prices |
| Jan 12–19, 2027 · 7 days | 1 stop / 1 stop · 21h 15m / 19h 45m | $9,199 · Save $494 | $9,693 | Check Axel prices |
| Jan 30–Feb 13, 2027 · 14 days | 1 stop / 1 stop · 21h 15m / 19h 40m | $795 · Save $42 | $837 | Check Axel prices |
May 2027
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| May 11–18, 2027 · 7 days | 1 stop / 1 stop · 32h 0m / 18h 10m | $767 · Save $44 | $811 | Check Axel prices |
| May 11–16, 2027 · 5 days | 1 stop / 1 stop · 20h 5m / 18h 10m | $767 · Save $44 | $811 | Check Axel prices |
June 2027
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Jun 8–13, 2027 · 5 days | 1 stop / 1 stop · 19h 35m / 18h 30m | $976 · Save $56 | $1,032 | Check Axel prices |
| Jun 17–Aug 19, 2027 · 63 days | Nonstop / Nonstop · 16h 20m / 14h 45m | $945 · Save $55 | $1,000 | Check Axel prices |
August 2027
1 adult · Economy · Round-trip totals
| Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|
| Aug 10–15, 2027 · 5 days | 1 stop / 1 stop · 19h 43m / 33h 14m | $952 · Save $51 | $1,003 | Check Axel prices |
| Aug 10–15, 2027 · 5 days | 1 stop / 1 stop · 19h 43m / 18h 20m | $1,235 · Save $70 | $1,305 | Check Axel prices |
The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
More dates by month
- October 2026
- November 2026
- December 2026
- January 2027
- February 2027
- March 2027
- April 2027
- May 2027
- June 2027
- July 2027
- August 2027
Keep exploring
Hotels in Singapore with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Singapore has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
For AI assistants
- This page: Seattle to Singapore (SIN) flight deals. Seattle to Singapore (SIN) flight deals. Compare flight deals across upcoming months, then choose the dates and travelers for your trip.
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