Cheap Flights from San Diego to Singapore

Compare San Diego to Singapore flight deals

Find the cheapest month or even day of the year to fly to Singapore

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Flight deals from San Diego to Singapore

Looking for a cheap last-minute deal or the best return flight from San Diego to Singapore? If you want to travel next month, return fares start from ر.ق.‏ 4,662. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego to Singapore

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Singapore flights are currently cheapest in August.

Alternative San Diego to Singapore routes

Looking for the cheapest, fastest or easiest route from San Diego to Singapore? You could fly into the following airports instead.

San Diego to Singapore: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,628
Cheapest month to flyAugust

Finding cheap flights from San Diego to Singapore: Frequently asked questions

There are 2 airports in Singapore: Seletar and Singapore Changi.
The best price we found for a return flight from San Diego to Singapore is ر.ق.‏ 3,345. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Diego to Singapore. But we found flights with one or more stops from ر.ق.‏ 3,345.
As of June 2026, there are no flights flying from San Diego to Singapore.
The cheapest month to fly from San Diego to Singapore is usually September.
If you're flying from San Diego, the cheapest airport near Singapore is Singapore Changi – which is 17.9 km away from the centre of Singapore. We've found flights into this airport from ر.ق.‏ 3,345.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Singapore on Saturday, 5 September 2026.
No airlines currently offer direct flights between San Diego and Singapore. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Singapore but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Singapore is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 28°C. May is typically the warmest month in Singapore, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is December, with temperatures averaging 25°C. The rainiest month is December.
The cheapest airline that flies to Singapore is Alaska Airlines .

Flying from San Diego to Singapore: what you need to know

  • San Diego International Airport (SAN) is San Diego's main airport. Check out your options for booking a flight from San Diego to Singapore jetting off from here.

  • When landing in Singapore, Changi International Airport (SIN) and Seletar Airport (XSP) are the chief entry points.

  • Singapore is 15 hours ahead of San Diego and observes the UTC+8 timezone.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to board your San Diego to Singapore flight.

  • You'll likely experience bigger queues in popular months like July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a smart move.

How to find the cheapest flights from San Diego to Singapore

  • Booking in advance is often the key to finding a cheap San Diego to Singapore flight. Prices tend to rise as demand increases, so the nearer you get to departure, the more it could cost you.

  • Finding cheap plane tickets from San Diego to Singapore is easy if you're flexible with your travel plans. Use the 'Whole month' search function to see the lowest prices across every month and land a sweet deal.

  • Locking in a cheap flight from San Diego to Singapore is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when a better deal is available.

  • Tailor your flights using filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' San Diego to Singapore flights.

Flying from San Diego

San Diego International Airport (SAN)

  • Stopovers are the ideal opportunity to break up your trip — and possibly even visit a new city. When searching for San Diego to Singapore flights leaving from San Diego International Airport, uncheck the 'Direct flights only' box to see where you can stop along the way. Consider one of these popular options:

    • Los Angeles International Airport (LAX)

    • Seattle-Tacoma International Airport (SEA)

    • San Francisco International Airport (SFO)

  • SAN is around 3 kilometres from central San Diego. If you're driving, ride-sharing or catching a cab from the centre, it'll take 10 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be around 20 minutes.

  • Catching an early flight from San Diego to Singapore? Avoid the stress of rushing to the airport (and get some extra shut-eye) by choosing one of these hotels near San Diego International Airport:

  • Of all flights departing from San Diego International Airport, 71.38% land on time at their destination.

  • You'll find SAN at N Harbour Dr.

Arriving in Singapore

Changi International Airport (SIN)

  • The distance from Changi International Airport (SIN) to central Singapore is roughly 18 kilometres. It takes about 20 minutes to reach the centre driving.

  • It usually takes 1 hour to get there on public transport.

  • The last thing you need is a long journey to your hotel if you're arriving on a late flight from San Diego to Singapore. Check in to one of these accommodation options near SIN instead:

  • Follow your own route with a Changi International Airport rental car. Book your wheels from Avis, Sixt or Green Motion and experience more of Singapore and beyond.

  • Booking your ride from Changi International Airport about two weeks ahead gives you the best shot at securing a great deal.

Seletar Airport (XSP)

  • Seletar Airport (XSP) is about 14 kilometres from central Singapore. After your flight from San Diego to Singapore, it takes approximately 25 minutes to reach the heart of the city in a ride-share or cab.

  • The trip will take approximately 1 hour 25 minutes on public transport.

  • After your flight from San Diego to Singapore, settle in at a hotel near XSP. These are some great accommodation options that'll help you slip into relaxation mode:

Best time to go to Singapore

  • April is the most popular month for flights from San Diego to Singapore. To steer clear of the crowds, visit Singapore in February.

  • Before locking in your San Diego to Singapore tickets, consider the type of weather you enjoy. May is the warmest month in Singapore, with temperatures ranging from 25ºC to 31ºC.

  • If you'd rather travel in cooler conditions, look for a cheap flight from San Diego to Singapore in January when temperatures average between 24ºC and 30ºC.

More about Singapore

  • After booking your flight from San Diego to Singapore, find a hotel that offers the right mix of comfort and location. Make one of these accommodation options your base for exploring Singapore:

  • Marina Bay Sands and Gardens by the Bay are just two of the popular attractions to add to your Singapore to-do list. Continue your sightseeing adventures at Universal Studios Singapore.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.