S$ 385+ Cheap Flights from the United States | Cheapflights

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Route

Depart

Return

Price

Cheapest return flight

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Tue 8-9

13:00-19:15

1 stop39h 15m

Singapore Changi

Tue 15-9

07:30-13:37

1 stop21h 07m

S$ 1,054

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Tue 27-10

00:10-21:55

1 stop30h 45m

Singapore Changi

Sun 1-11

23:10-13:55

1 stop30h 45m

S$ 1,059

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 20-8

06:00-19:15

2 stops46h 15m

Singapore Changi

Thu 17-9

07:30-22:40

2 stops30h 10m

S$ 1,074

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Tue 8-9

16:45-06:15

2 stops22h 30m

Singapore Changi

Tue 15-9

06:15-16:14

2 stops24h 59m

S$ 1,077

SeattleSingapore

SEA - SIN

SEASIN

Seattle/Tacoma Intl

Thu 29-10

00:10-21:55

1 stop30h 45m

Singapore Changi

Sun 1-11

23:10-13:55

1 stop30h 45m

S$ 1,124

Santa AnaSingapore

SNA - SIN

SNASIN

Santa Ana J. Wayne/Orange Cnty

Thu 10-9

16:11-06:15

1 stop23h 04m

Singapore Changi

Mon 14-9

08:45-13:57

1 stop20h 12m

S$ 1,124

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 20-8

06:00-06:40

2 stops33h 40m

Singapore Changi

Thu 17-9

08:45-18:11

1 stop24h 26m

S$ 1,135

Santa AnaSingapore

SNA - SIN

SNASIN

Santa Ana J. Wayne/Orange Cnty

Sun 13-9

07:55-18:35

1 stop19h 40m

Singapore Changi

Sat 3-10

06:15-14:03

2 stops22h 48m

S$ 1,139

Santa AnaSingapore

SNA - SIN

SNASIN

Santa Ana J. Wayne/Orange Cnty

Mon 30-11

19:50-00:55

2 stops37h 05m

Singapore Changi

Tue 12-1

10:45-13:49

2 stops43h 04m

S$ 1,160

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles Los Angeles

Thu 13-8

09:45-23:55

2 stops23h 10m

Singapore Changi

Tue 25-8

22:00-20:13

2 stops37h 13m

S$ 1,236

Flights are sorted by cheapest return flights first.

Deals found on 9-6

Showing 1-10 of 60 resultsSorted by cheapest first

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Best time to book a flight from USA

Have a flexible travel schedule? Discover the best time to fly from USA with our price prediction graph.

SEA-SIN

LAX-SIN

SFO-SIN

IAD-SIN

EWR-SIN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from USA

Get recent, data-driven insights about flights from USA including ideal travel times, pricing trends, and more.

US0-SIN

SEA-SIN

LAX-SIN

SFO-SIN

IAD-SIN

What is the cheapest month to book a flight from USA?

Currently, October is the cheapest month in which you can book a flight from USA (average of S$ 1,077). Flying from USA in December will prove the most costly (average of S$ 2,237). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from USA?

When flying from USA check dates and pricing for the following: United Airlines, JetBlue, Singapore Airlines, Qatar Airways, Etihad Airways. As they depart for the following popular destinations: Singapore.

JetBlue

United Airlines

United Airlines

Singapore Airlines

Singapore Airlines

Alaska Airlines

Alaska Airlines

What is the cheapest place to fly to from USA?

The cheapest city to fly to from USA is Las Vegas Harry Reid Intl, with prices starting at S$ 54. Explore other affordable destinations below.

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

Houston Hobby

Ontario

Santa Ana J. Wayne/Orange Cnty

Santa Ana J. Wayne/Orange Cnty

When is the best time to book a flight from USA?

The price you pay for your flight from USA may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Airline reviews for flights from USA

Read through reviews of airlines serving the United States, such as Singapore Airlines,United Airlines, andQatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Singapore Airlines

8.2

Very Good

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

United Airlines

7.4

Good

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

7.3

Good

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

7.3

Good

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

7.1

Good

Singapore Airlines

8.2

Very Good

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

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Related info for your journey

What is the cheapest airport to fly out of USA?
The cheapest routes to Singapore can be found at San Francisco airport from S$ 790. While Seattle/Tacoma Intl airport is usually cheaper if your destination is Singapore with prices starting at S$ 843. Reference our flight search to find the best deals in real time.
What is the cheapest month to fly from USA?
Currently, the cheapest month for flights from USA is October. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.
Where are the cheapest places to fly to from USA?
View the cheapest flight destinations from USA:
Fly from San Francisco to Singapore from S$ 790 round trip
How does Cheapflights help users find flights from USA?
Deals for flights from USA are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from USA?
Cheapflights helps you find that perfect flight from USA by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from USA with no change fees?
Yes, we can. To see specific flights from USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from USA become cheaper?
Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from USA today and book when you’re ready!

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How does Cheapflights help users find flights from USA?

Deals for flights from USA are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from USA?

Cheapflights helps you find that perfect flight from USA by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from USA with no change fees?

Yes, we can. To see specific flights from USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from USA become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from USA today and book when you’re ready!

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