HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$445+ 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SIN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Singapore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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 1/12$837
This United Airlines deal was found by Cheapflights users on 1/15. 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 2/206:20 pm
PHL
-
SIN
1 stop36h 55m
United Airlines
Fri 2/2710:10 am
SIN
-
PHL
1 stop24h 23m
United Airlines
Deal found 1/15$846
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:12 am
PHL
-
SIN
1 stop24h 23m
Multiple Airlines
Sat 4/258:40 pm
SIN
-
PHL
1 stop23h 35m
Multiple Airlines
Deal found 1/13$890
This United Airlines deal was found by Cheapflights users on 1/15. 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 3/810:10 am
SIN
-
PHL
1 stop23h 21m
United Airlines
Deal found 1/15$891
This KAYAK deal was found by Cheapflights users on 1/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:41 am
PHL
-
SIN
1 stop46h 34m
ANA
Thu 3/1910:10 am
SIN
-
PHL
1 stop23h 21m
ANA
Deal found 1/14$899
This KAYAK deal was found by Cheapflights users on 1/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:55 am
PHL
-
SIN
2 stops33h 05m
ANA
Sun 3/1510:20 pm
SIN
-
PHL
1 stop35h 11m
ANA
Deal found 1/14$904
This Delta deal was found by Cheapflights users on 1/13. 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.
Sun 2/156:05 am
PHL
-
SIN
2 stops33h 55m
Delta
Sun 2/2210:30 pm
SIN
-
PHL
2 stops38h 14m
Delta
Deal found 1/13$905
This United Airlines deal was found by Cheapflights users on 1/12. 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 3/66:30 am
PHL
-
SIN
2 stops60h 30m
United Airlines
Wed 3/1110:20 pm
SIN
-
PHL
2 stops23h 54m
United Airlines
Deal found 1/12$910

Find 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$837
(United Airlines)

One-way from

$445
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$954
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 Changi
Search Deals
One-way flight from Philadelphia to Singapore Changi
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 15, 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

Wed 1/28

8:26 am-8:00 am

1 stop34h 34m

Singapore Changi

Sat 1/31

10:45 am-9:52 pm

1 stop24h 07m

$837

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Sun 2/15

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Thu 2/26

10:10 am-9:33 pm

1 stop24h 23m

$837

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Mon 2/16

8:35 am-8:00 am

1 stop34h 25m

Singapore Changi

Fri 2/20

10:20 pm-7:15 am

1 stop21h 55m

$837

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 1/29

7:45 pm-8:15 pm

2 stops35h 30m

$445

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Wed 4/1

6:12 am-6:35 pm

1 stop24h 23m

$526

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 6/9

7:00 am-6:40 am

3 stops35h 40m

$803

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Thu 1/29

12:40 pm-9:55 pm

3 stops44h 15m

$811

PhiladelphiaSingapore

PHL - SIN

PHLSIN

Philadelphia

Tue 6/9

8:30 pm-3:45 pm

1 stop31h 15m

$876

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Singapore flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, 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 $1,045). 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 January 15, 2026.
Get a feel of what it's like to fly with Qatar Airways and United Airlines from Philadelphia to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,715 reviews

Overall

7.4

Entertainment

7.4

Food

7.3

Crew

7.9

Comfort

7.4

Boarding

7.5

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
3,715 reviews
Qatar Airways
7.4
Good
3,715 reviews

Overall

7.4

Entertainment

7.4

Food

7.3

Crew

7.9

Comfort

7.4

Boarding

7.5

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
9,163 reviews
Qatar Airways
7.4
Good
3,715 reviews

Overall

7.4

Entertainment

7.4

Food

7.3

Crew

7.9

Comfort

7.4

Boarding

7.5

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.

  • How long is the flight from Philadelphia to Singapore?

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

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

    Qatar Airways, at $769, was found to be the cheapest airline from Philadelphia to Singapore. An alternate airline flying to your destination would be United Airlines. Qatar Airways is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $1,045). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$769Average$1,255FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$835Average$1,291FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.