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$485+ Cheap flights from Philadelphia (PHL) to Singapore

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SIN
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheap flight deals from Philadelphia to Singapore

Keep the following information in mind while searching for Philadelphia to Singapore flight deals. Data was last updated November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$905
(United Airlines)

One-way from

$485
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$1,069
Provider with most accurate pricing for Philadelphia-Singapore Changi flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Singapore Changi flights.
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From Philadelphia to Singapore
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One-way flight from Philadelphia to Singapore
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Highest demand for flights based on searches. 5% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Philadelphia to Singapore

Cheapest flights from Philadelphia to Singapore
Explore the most affordable flight options available from Philadelphia to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This United Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:55 pmPHL - SIN
2 stops37h 20mUnited Airlines
Sat 12/2010:20 pmSIN - PHL
1 stop21h 44mUnited Airlines
Deal found 11/16$915
This United Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:25 amPHL - SIN
1 stop24h 50mUnited Airlines
Sat 11/2210:20 pmSIN - PHL
2 stops37h 49mUnited Airlines
Deal found 11/16$985
This United Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:34 amPHL - SIN
2 stops31h 21mUnited Airlines
Sat 12/1310:10 amSIN - PHL
1 stop22h 31mUnited Airlines
Deal found 11/17$990
This Korean Air deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:02 amPHL - SIN
2 stops33h 58mKorean Air
Sun 12/710:30 pmSIN - PHL
2 stops27h 13mKorean Air
Deal found 11/18$1,037
This United Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:16 amPHL - SIN
1 stop24h 59mUnited Airlines
Sun 12/710:10 amSIN - PHL
1 stop22h 31mUnited Airlines
Deal found 11/18$1,116
This FlightHub deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:30 pmPHL - SIN
1 stop30h 25mQatar Airways
Sat 12/1310:15 amSIN - PHL
1 stop36h 05mQatar Airways
Deal found 11/17$1,396

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
Use the filters below to find and compare flights from Philadelphia to Singapore that are best for you.

Fly from

Philadelphia

Fly to

Singapore

Route

Depart

Return

Price

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Mon 2/23

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Wed 3/11

10:10 am-9:31 pm

1 stop23h 21m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 2/22

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Fri 3/6

10:20 pm-7:15 am

1 stop21h 55m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 2/22

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Wed 3/11

10:10 am-9:31 pm

1 stop23h 21m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 2/24

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Tue 3/10

10:10 am-9:31 pm

1 stop23h 21m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 1/22

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Mon 1/26

10:10 am-9:52 pm

1 stop24h 42m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 2/19

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Tue 3/10

10:10 am-9:31 pm

1 stop23h 21m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 2/19

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Mon 3/9

10:10 am-9:31 pm

1 stop23h 21m

$905

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 2/24

10:06 am-8:00 am

2 stops32h 54m

Singapore Changi

Fri 3/6

10:20 pm-7:15 am

1 stop21h 55m

$910

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 2/19

12:55 pm-8:00 am

2 stops30h 05m

Singapore Changi

Sat 3/7

10:20 pm-12:51 pm

2 stops27h 31m

$910

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 2/25

8:02 am-8:00 am

2 stops34h 58m

Singapore Changi

Sun 3/8

10:20 pm-10:14 am

2 stops23h 54m

$910

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 14 results
1
2

Best time to book a flight from Philadelphia to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Philadelphia with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Singapore

What is the cheapest month to book a flight from Philadelphia to Singapore?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Singapore (average of $547). Flying from Philadelphia to Singapore in June is currently the most expensive (average of $1,100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated November 18, 2025.
Read reviews from past customers who have flown Qatar Airways and United Airlines from Philadelphia to Singapore. 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.
Qatar Airways
7.4
Good
3,664 reviews

Comfort

7.4

Food

7.3

Overall

7.4

Entertainment

7.4

Boarding

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,664 reviews
Qatar Airways
7.4
Good
3,664 reviews

Comfort

7.4

Food

7.3

Overall

7.4

Entertainment

7.4

Boarding

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
United Airlines
7.4
Good
9,016 reviews
Qatar Airways
7.4
Good
3,664 reviews

Comfort

7.4

Food

7.3

Overall

7.4

Entertainment

7.4

Boarding

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Singapore?

    If you book a flight to Singapore from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia.

  • How long is the flight from Philadelphia to Singapore?

    United Airlines can get you from Philadelphia to Singapore in just under 34h 25m. Your travel time can differ by up to . The distance between Philadelphia and Singapore is about 9581 mi.

  • What are the cheapest airlines to fly from Philadelphia to Singapore one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $485. However, be on the lookout for offers from Japan Airlines and United Airlines, as they are both options that can get you from Philadelphia to Singapore for a low price.

  • Can I find deals for flights from Philadelphia to Singapore that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Singapore.

  • Can I find deals for business class flights from Philadelphia to Singapore?

    Yes. Cheapflights offers flight deals from Philadelphia to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Singapore?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Singapore (average of $547). Flying from Philadelphia to Singapore in June is currently the most expensive (average of $1,100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Philadelphia to Singapore

Discover the top 2 airlines that operate flights from Philadelphia to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$773Average$1,362FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$905Average$1,352FlexibilityNo cancel feeOn-time69%

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