Flights from Agana Airport (GUM) to Singapore Airport Airport (SIN)
United Airlines is the only airliner that flies directly from Guam International to Changi. The journey time flying from Guam International to Changi Singapore is around 6 Hours 19 Minutes. With the distance covered being 4,687 Km (2,912 Miles). The airport code for Guam International is GUM and for Changi it is SIN.
The cost of ticket prices to Changi Singapore can vary quite considerably if you travel at certain times of the week especially at weekends. Changi Singapore flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Guam International. Flights to Changi Singapore normally increase in price the nearer the journey date, so it is worth trying to book your tickets in advance if you can.
The time zone at Changi is 8.0 GMT compared to 10.0 GMT at Guam International so bare this in mind is you need to make travel arrangements when you arrive at Changi.
If you had a rental car at Changi Airport and need to return it, find the nearest fuel station on your route to Changi Airport and avoid excess fees.
Organise and book your choice of transport at Changi Airport:
- Car rental at Changi Airport
- Changi Airport Private Transfers
- Changi Airport Buses
- Changi Airport Taxis
- Changi Airport Train Services to/near
Need a place to stay when you get to Singapore? See a range of hotels near Changi Airport
The table below displays the numbers of daily flights from Guam International (GUM) to Changi (SIN) and the relevant airlines that fly.

Airliner | Mo | Tu | We | Th | Fr | Sa | Su | First Flight | Last Flight | Flights |
---|---|---|---|---|---|---|---|---|---|---|
United Airlines | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 11:46 | 12:46 | VIEW FLIGHTS |
United Airlines offer the most direct flights from Guam International to Changi with an average of 2 flights a week. The earliest flights are operated at 11:46 and the latest flights operated at 12:46 and the most common flight numbers are UA3899
Contact United Airlines at united.com to booking a flight or find up to date information on the flight times.
Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Day | Flight Times | Flights | ||||
---|---|---|---|---|---|---|
Wednesday | 12:46
| VIEW FLIGHTS | ||||
Thursday | 11:46
| VIEW FLIGHTS |
Don’t forget that flight regulations are getting tight so we recommend you leave plenty of time to get through customs at Guam International.
Don't forget to book a rental car!
Find the best car rental at SIN
Compare Flight Prices from GUM to SIN

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