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$427+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SIN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 2/135:55 pm
PHL
-
SIN
2 stops37h 20m
United Airlines
Sun 2/2210:20 pm
SIN
-
PHL
1 stop21h 55m
United Airlines
Deal found 2/9$881
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/18:35 am
PHL
-
SIN
1 stop34h 25m
United Airlines
Sun 4/198:35 pm
SIN
-
PHL
1 stop23h 40m
United Airlines
Deal found 2/9$887
This United Airlines deal was found by Cheapflights users on 2/10. 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 2/168:35 am
PHL
-
SIN
1 stop34h 25m
United Airlines
Fri 2/2010:20 pm
SIN
-
PHL
1 stop21h 55m
United Airlines
Deal found 2/10$888
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/210:35 am
PHL
-
SIN
2 stops32h 25m
United Airlines
Sun 4/198:35 pm
SIN
-
PHL
1 stop23h 40m
United Airlines
Deal found 2/9$892
This United Airlines deal was found by Cheapflights users on 2/9. 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 2/288:35 am
PHL
-
SIN
1 stop46h 40m
United Airlines
Tue 4/218:35 pm
SIN
-
PHL
1 stop32h 40m
United Airlines
Deal found 2/9$897
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/76:20 pm
PHL
-
SIN
1 stop36h 55m
United Airlines
Thu 3/1910:10 am
SIN
-
PHL
2 stops26h 06m
United Airlines
Deal found 2/9$901
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/18:35 am
PHL
-
SIN
1 stop34h 25m
United Airlines
Fri 4/178:35 pm
SIN
-
PHL
2 stops29h 41m
United Airlines
Deal found 2/9$927
This United Airlines deal was found by Cheapflights users on 2/9. 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 2/288:35 am
PHL
-
SIN
1 stop46h 40m
United Airlines
Fri 4/178:35 pm
SIN
-
PHL
2 stops29h 41m
United Airlines
Deal found 2/9$936
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Tue 10/276:10 am
PHL
-
SIN
1 stop26h 05m
United Airlines
Thu 11/1210:20 pm
SIN
-
PHL
1 stop31h 38m
United Airlines
Deal found 2/9$957

Find flight deals from Philadelphia to Singapore

Keep the following information in mind while searching for Philadelphia to Singapore flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$887
(United Airlines)

One-way from

$428
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$1,133
Provider with most accurate pricing for Philadelphia-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Singapore Changi flights.
Search Deals
From Philadelphia to Singapore
Search Deals
One-way flight from Philadelphia to Singapore
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 2026.
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 3/2

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Wed 4/22

8:35 pm-8:15 am

1 stop23h 40m

$887

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 3/4

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Wed 4/22

8:35 pm-8:15 am

1 stop23h 40m

$887

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 3/3

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Wed 4/22

8:35 pm-8:15 am

1 stop23h 40m

$887

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 3/1

10:06 am-8:00 am

2 stops32h 54m

Singapore Changi

Mon 4/20

8:35 pm-12:17 pm

2 stops27h 42m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Mon 3/2

12:55 pm-8:00 am

2 stops30h 05m

Singapore Changi

Thu 4/23

9:00 am-12:45 am

2 stops27h 45m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 3/1

10:06 am-8:00 am

2 stops32h 54m

Singapore Changi

Wed 4/22

8:35 pm-8:15 am

1 stop23h 40m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 3/4

12:55 pm-8:00 am

2 stops30h 05m

Singapore Changi

Sat 4/18

8:35 pm-10:28 am

2 stops25h 53m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 3/3

8:02 am-8:00 am

2 stops34h 58m

Singapore Changi

Thu 4/23

8:35 pm-8:15 am

1 stop23h 40m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 3/4

10:06 am-8:00 am

2 stops32h 54m

Singapore Changi

Tue 4/21

9:00 am-9:32 pm

2 stops24h 32m

$892

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Mon 3/2

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Mon 3/23

10:20 pm-10:14 am

2 stops23h 54m

$892

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 18 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 $519). Flying from Philadelphia to Singapore in June is currently the most expensive (average of $1,066). 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 February 11, 2026.
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
3,731 reviews

Food

7.3

Comfort

7.4

Overall

7.4

Crew

7.9

Boarding

7.5

Entertainment

7.4

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
3,731 reviews
Qatar Airways
7.4
Good
3,731 reviews

Food

7.3

Comfort

7.4

Overall

7.4

Crew

7.9

Boarding

7.5

Entertainment

7.4

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
9,273 reviews
Qatar Airways
7.4
Good
3,731 reviews

Food

7.3

Comfort

7.4

Overall

7.4

Crew

7.9

Boarding

7.5

Entertainment

7.4

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.

  • 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 $519). Flying from Philadelphia to Singapore in June is currently the most expensive (average of $1,066). 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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Alternative routes for Philadelphia to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$773Average$1,186FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$835Average$1,137FlexibilityNo cancel feeOn-time69%

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