Cheap flights from Portland to Singapore from £354
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Singapore
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
How much do flights to Singapore cost?
Cheapest one-way trip | £354 |
|---|---|
Cheapest round-trip | £868 |
Average round-trip | £953 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Getting from Singapore's airport to the city center
Fastest options: MRT train. Best value: public bus. Most convenient: taxi or private transfer.
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
30-45 min | $1.50 – $2.50; fare varies by destination; EZ-Link or contactless payment | every 5–8 min (traffic dependent) | budget travelers | |
60-90 min | $1.50 – $2.50; EZ-Link or contactless payment | every 10–20 min (traffic dependent) | lowest cost option | |
25-45 min | $25 – $45; metered fare plus airport surcharge (SGD 3–5); peak hour and midnight surcharges apply | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
25-45 min | $20 – $50; dynamic pricing; varies with demand and time of day | on-demand 24/7 (traffic dependent) | app-based booking | |
25-40 min | $55 – $120; fixed price; advance booking recommended | pre-booked (traffic dependent) | business travelers | |
25-45 min | $80 – $200; per day; excludes fuel and ERP charges | on-demand (traffic dependent) | flexible itineraries |
Notes:
- Prices in SGD (approximately USD 1 = SGD 1.35); table created in 2025 and subject to change.
- MRT operates from approximately 5:30 AM to midnight; last train times vary by line.
- Taxis have a SGD 3–5 airport surcharge; additional peak hour (6–9:30 AM, 6–12 AM weekdays) and midnight (12–6 AM) surcharges apply.
- EZ-Link cards can be purchased at the airport and used on MRT and buses.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Singapore
Check-in for a flight from Portland to Singapore
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Alaska Airlines | ASA | AS | No |
| Scoot | TGW | TR | No |
| Singapore Airlines | SIA | SQ | No |
| Korean Air | KAL | KE | Yes |
| Frontier Airlines | FFT | F9 | No |
Online check-in is not available for these airlines.
Weather in Singapore
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 29°C | 24°C |
| February | 29°C | 24°C |
| March | 30°C | 25°C |
| April | 30°C | 25°C |
| May | 30°C | 26°C |
| June | 30°C | 26°C |
| July | 30°C | 26°C |
| August | 30°C | 26°C |
| September | 30°C | 25°C |
| October | 30°C | 25°C |
| November | 29°C | 25°C |
| December | 29°C | 24°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Portland
Flights to Singapore
Popular routes
Download our app