Seattle → Singapore
Dec 13, 2026 · one way
SEA → SIN1 adulteconomyOne way
7 flight options · 7 airlines
Nonstop flights
One-stop flights
Make this trip yours
Already have an account? Log in
Why book with Axel
- A real airline bookingThe booking is in the airline’s own system under your name. After you book, Singapore Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
- Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
- Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
- Backed by Y CombinatorTrusted by 100,000+ travelers.
Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About
More dates
For AI assistants: every fare, every link, instructions
Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
| Exact travel dates | Airline | Flights | Total price | Price issued (UTC) |
|---|---|---|---|---|
| 2026-12-13 · one way | Singapore Airlines | SQ27 | $760.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | United Airlines | UA499 + UA29 | $600.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | Air Canada | AC8811 + AC19 | $610.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | EVA Air | BR25 + BR225 | $630.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | Korean Air | KE42 + KE645 | $660.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | Alaska Airlines | AS123 + JL711 | $670.00 | 2026-10-29T01:16:43Z |
| 2026-12-13 · one way | Japan Airlines | JL67 + JL711 | $680.00 | 2026-10-29T01:16:43Z |
2026-12-13 · one way · $760.00
- Singapore Airlines SQ27: SEA 2026-12-13 08:40:00 → SIN 2026-12-14 17:45:00; nonstop; 1025 minutes. Local airport times.
2026-12-13 · one way · $600.00
- United Airlines UA499 / UA29: SEA 2026-12-13 07:00:00 → SIN 2026-12-14 20:15:00; 1 stop(s) via SFO; 1275 minutes. Local airport times.
- UA499: SEA 2026-12-13 07:00:00 → SFO 2026-12-13 09:22:00; layover at SFO: 78 minutes.
- UA29: SFO 2026-12-13 10:40:00 → SIN 2026-12-14 20:15:00.
2026-12-13 · one way · $610.00
- Air Canada AC8811 / AC19: SEA 2026-12-13 19:05:00 → SIN 2026-12-15 07:00:00; 1 stop(s) via YVR; 1195 minutes. Local airport times.
- AC8811: SEA 2026-12-13 19:05:00 → YVR 2026-12-13 21:09:00; layover at YVR: 126 minutes.
- AC19: YVR 2026-12-13 23:15:00 → SIN 2026-12-15 07:00:00.
2026-12-13 · one way · $630.00
- EVA Air BR25 / BR225: SEA 2026-12-13 00:10:00 → SIN 2026-12-14 12:05:00; 1 stop(s) via TPE; 1195 minutes. Local airport times.
- BR25: SEA 2026-12-13 00:10:00 → TPE 2026-12-14 05:20:00; layover at TPE: 125 minutes.
- BR225: TPE 2026-12-14 07:25:00 → SIN 2026-12-14 12:05:00.
2026-12-13 · one way · $660.00
- Korean Air KE42 / KE645: SEA 2026-12-13 11:00:00 → SIN 2026-12-15 00:15:00; 1 stop(s) via ICN; 1275 minutes. Local airport times.
- KE42: SEA 2026-12-13 11:00:00 → ICN 2026-12-14 15:55:00; layover at ICN: 160 minutes.
- KE645: ICN 2026-12-14 18:35:00 → SIN 2026-12-15 00:15:00.
2026-12-13 · one way · $670.00
- Alaska Airlines AS123 / JL711: SEA 2026-12-13 11:55:00 → SIN 2026-12-15 00:50:00; 1 stop(s) via NRT; 1255 minutes. Local airport times.
- AS123: SEA 2026-12-13 11:55:00 → NRT 2026-12-14 15:25:00; layover at NRT: 165 minutes.
- JL711: NRT 2026-12-14 18:10:00 → SIN 2026-12-15 00:50:00.
2026-12-13 · one way · $680.00
- Japan Airlines JL67 / JL711: SEA 2026-12-13 12:00:00 → SIN 2026-12-15 00:50:00; 1 stop(s) via NRT; 1250 minutes. Local airport times.
- JL67: SEA 2026-12-13 12:00:00 → NRT 2026-12-14 15:30:00; layover at NRT: 160 minutes.
- JL711: NRT 2026-12-14 18:10:00 → SIN 2026-12-15 00:50:00.