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$505+ Cheap flights from Philadelphia (PHL) to Singapore (SIN)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SIN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Philadelphia to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$968
(Air Canada)

One-way from

$505
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,278
Provider with most accurate pricing for Philadelphia-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Singapore Changi flights.
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From Philadelphia to Singapore Changi
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One-way flight from Philadelphia to Singapore Changi
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Highest demand for flights based on searches. 17% potential increase in price ($337 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/294:30 pmPHL - SIN
2 stops50h 25mAir Canada
Sun 12/710:00 amSIN - PHL
2 stops41h 50mAir Canada
Deal found 4/17$967
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Sat 9/66:33 pmPHL - SIN
1 stop23h 42mUnited Airlines
Fri 9/198:45 amSIN - PHL
1 stop32h 38mUnited Airlines
Deal found 4/17$1,028
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:45 amPHL - SIN
2 stops33h 15mMultiple Airlines
Thu 5/151:10 amSIN - PHL
3 stops34h 41mMultiple Airlines
Deal found 4/17$1,112
This FlightHub deal was found by Cheapflights users on 4/17. 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 5/188:45 pmPHL - SIN
2 stops33h 30mQatar Airways
Wed 5/286:45 pmSIN - PHL
1 stop26h 15mQatar Airways
Deal found 4/17$1,120
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:15 amPHL - SIN
2 stops29h 25mKorean Air
Thu 9/181:10 amSIN - PHL
2 stops27h 09mKorean Air
Deal found 4/17$1,210
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:42 amPHL - SIN
2 stops44h 48mJapan Airlines
Tue 10/71:55 amSIN - PHL
2 stops25h 13mJapan Airlines
Deal found 4/17$1,233
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:00 amPHL - SIN
2 stops35h 00mDelta
Thu 5/151:10 amSIN - PHL
2 stops33h 45mDelta
Deal found 4/16$1,461
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:05 pmPHL - SIN
2 stops30h 20mCathay Pacific
Sat 5/101:50 amSIN - PHL
2 stops34h 03mCathay Pacific
Deal found 4/17$1,638
This British Airways deal was found by Cheapflights users on 4/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:40 pmPHL - SIN
1 stop32h 15mBritish Airways
Sun 12/711:15 pmSIN - PHL
1 stop30h 05mBritish Airways
Deal found 4/16$1,750
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/48:45 pmPHL - SIN
1 stop31h 00mAmerican Airlines
Sat 6/146:45 pmSIN - PHL
1 stop26h 15mAmerican Airlines
Deal found 4/16$1,797
This Ovago deal was found by Cheapflights users on 4/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/293:35 pmPHL - SIN
2 stops46h 30mChina Southern
Sun 12/75:50 pmSIN - PHL
3 stops50h 50mChina Southern
Deal found 4/16$1,809
This Etihad Airways deal was found by Cheapflights users on 4/17. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:08 amPHL - SIN
2 stops32h 57mEtihad Airways
Tue 1/138:40 pmSIN - PHL
2 stops34h 52mEtihad Airways
Deal found 4/17$1,903

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 April 17, 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

Sat 9/6

3:25 pm-7:05 am

2 stops51h 40m

Singapore Changi

Fri 9/19

8:10 am-9:38 pm

2 stops25h 28m

$968

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sat 9/6

6:33 pm-6:15 am

1 stop23h 42m

Singapore Changi

Fri 9/19

8:45 am-5:23 am

1 stop32h 38m

$1,028

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Fri 5/9

7:45 am-5:00 am

2 stops33h 15m

Singapore Changi

Thu 5/15

1:10 am-11:51 pm

3 stops34h 41m

$1,112

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 5/18

8:45 pm-6:15 pm

2 stops33h 30m

Singapore Changi

Wed 5/28

6:45 pm-9:00 am

1 stop26h 15m

$1,120

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sat 9/6

6:15 am-11:40 pm

2 stops29h 25m

Singapore Changi

Thu 9/18

1:10 am-10:57 pm

2 stops33h 47m

$1,210

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 10/1

8:42 am-5:30 pm

2 stops44h 48m

Singapore Changi

Tue 10/7

1:55 am-3:08 pm

2 stops25h 13m

$1,233

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Fri 5/9

6:00 am-5:00 am

2 stops35h 00m

Singapore Changi

Thu 5/15

1:10 am-10:55 pm

2 stops33h 45m

$1,461

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 4/30

6:05 pm-12:25 pm

2 stops30h 20m

Singapore Changi

Sat 5/10

1:50 am-11:53 pm

2 stops34h 03m

$1,638

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 6/4

8:45 pm-3:45 pm

1 stop31h 00m

Singapore Changi

Sat 6/14

6:45 pm-9:00 am

1 stop26h 15m

$1,797

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 7/29

10:15 pm-6:10 pm

1 stop31h 55m

Singapore Changi

Tue 8/12

11:00 pm-1:00 pm

1 stop26h 00m

$1,926

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 17 results
1
2

Compare providers for flights from Philadelphia to Singapore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Singapore in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Singapore flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Philadelphia-Singapore flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Philadelphia-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Singapore flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, September is the cheapest month in which you can book a flight from Philadelphia to Singapore (average of $1,011). Flying from Philadelphia to Singapore in December is currently the most expensive (average of $1,684). 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.

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

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 April 17, 2025.
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,064 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,917 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
KLM
7.8
Good
1,329 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.5
Good
849 reviews
Korean Air
8.4
Very good
1,064 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Overall

8.4

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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 are the cheapest airlines flying from Philadelphia to Singapore round-trip?

    Air Canada, at $968, was found to be the cheapest airline from Philadelphia to Singapore.Alternate airlines to your destination round-trip include United Airlines and Qatar Airways. Air Canada is 38% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $596. However, be on the lookout for offers from Turkish Airlines and Air Canada, 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, September is the cheapest month in which you can book a flight from Philadelphia to Singapore (average of $1,011). Flying from Philadelphia to Singapore in December is currently the most expensive (average of $1,684). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Philadelphia to Singapore

Discover the top 3 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,032Average$1,522FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,136Average$1,357FlexibilityNo cancel feeOn-time68%
American AirlinesCheapest$1,791Average$9,825FlexibilityNo cancel feeOn-time71%

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