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Southeast Asia

$343+ Cheap flights from Pennsylvania to Southeast Asia

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BKK
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Pennsylvania to Southeast Asia

Keep the following information in mind while searching for Pennsylvania to Southeast Asia flight deals. Data was last updated November 3, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$742
(oojo)

One-way from

$343
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$1,278
Provider with most accurate pricing for Philadelphia-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Manila Ninoy Aquino Intl flights.
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From Pennsylvania to Southeast Asia
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One-way flight from Pennsylvania to Southeast Asia
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Highest demand for flights based on searches. 12% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($76 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 Pennsylvania to Southeast Asia

Cheapest flights from Pennsylvania to Southeast Asia
Explore the most affordable flight options available from Pennsylvania to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This oojo deal was found by Cheapflights users on 11/2. 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.
Sun 11/161:40 pmJFK - SGN
1 stop40h 55mCathay Pacific
Wed 12/37:35 pmSGN - JFK
1 stop28h 25mCathay Pacific
Deal found 11/2$742
This Delta deal was found by Cheapflights users on 11/3. 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.
Mon 12/16:00 amJFK - SGN
2 stops28h 25mDelta
Mon 12/88:00 amSGN - JFK
1 stop23h 30mDelta
Deal found 11/3$745
This FlightHub deal was found by Cheapflights users on 11/3. 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 11/3012:50 pmJFK - SGN
1 stop28h 05mTurkish Airlines
Sun 12/76:35 amSGN - JFK
1 stop40h 30mTurkish Airlines
Deal found 11/3$747
This KAYAK deal was found by Cheapflights users on 11/1. 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 11/3012:50 amJFK - SGN
2 stops42h 20mANA
Sun 12/1411:05 pmSGN - JFK
1 stop23h 25mANA
Deal found 11/1$748
This FlightHub deal was found by Cheapflights users on 11/1. 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.
Mon 12/112:50 pmJFK - SGN
1 stop28h 05mTurkish Airlines
Wed 12/106:35 amSGN - JFK
1 stop23h 35mTurkish Airlines
Deal found 11/1$751
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 12/27:14 amJFK - SGN
2 stops28h 06mDelta
Fri 12/268:00 amSGN - JFK
2 stops27h 45mDelta
Deal found 11/2$753
This FlightHub deal was found by Cheapflights users on 11/1. 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.
Sat 11/291:45 amJFK - SGN
1 stop28h 50mCathay Pacific
Sun 12/1411:35 amSGN - JFK
1 stop36h 25mCathay Pacific
Deal found 11/1$754
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/3012:50 amJFK - SGN
2 stops34h 05mUnited Airlines
Sun 12/147:30 amSGN - JFK
1 stop39h 00mUnited Airlines
Deal found 11/1$761
This oojo deal was found by Cheapflights users on 11/1. 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.
Thu 11/131:40 pmJFK - SGN
1 stop40h 55mCathay Pacific
Mon 11/177:15 amSGN - JFK
1 stop34h 30mCathay Pacific
Deal found 11/1$767
This CrystalTravel deal was found by Cheapflights users on 11/2. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/11:20 amJFK - BKK
1 stop30h 05mQatar Airways
Tue 12/168:30 pmBKK - JFK
1 stop23h 30mQatar Airways
Deal found 11/2$778
This oojo deal was found by Cheapflights users on 11/3. 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.
Mon 12/110:20 amJFK - BKK
1 stop21h 05mQatar Airways
Wed 12/102:00 amBKK - JFK
1 stop25h 00mQatar Airways
Deal found 11/3$779
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 11/262:55 pmLGA - BKK
2 stops50h 15mUnited Airlines
Mon 12/89:10 amBKK - LGA
2 stops24h 36mUnited Airlines
Deal found 11/2$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Southeast Asia 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 3, 2025.
Use the filters below to find and compare flights from Pennsylvania to Southeast Asia that are best for you.

Fly from

Pennsylvania

Fly to

Southeast Asia

Route

Depart

Return

Price

New YorkHo Chi Minh City

JFK - SGN

JFKSGN

New York John F Kennedy Intl

Wed 4/15

2:00 am-9:55 pm

1 stop32h 55m

Ho Chi Minh City

Sat 4/25

11:15 pm-10:55 pm

1 stop34h 40m

$744

New YorkHo Chi Minh City

JFK - SGN

JFKSGN

New York John F Kennedy Intl

Wed 3/11

1:00 pm-11:20 pm

1 stop23h 20m

Ho Chi Minh City

Wed 4/1

11:45 pm-2:29 pm

2 stops25h 44m

$751

New YorkBangkok

JFK - BKK

JFKBKK

New York John F Kennedy Intl

Sun 2/22

3:00 pm-11:20 pm

1 stop20h 20m

Bangkok Suvarnabhumi

Wed 3/11

9:25 am-4:25 pm

1 stop42h 00m

$793

New YorkBangkok

JFK - BKK

JFKBKK

New York John F Kennedy Intl

Sun 1/18

10:00 pm-11:20 pm

1 stop37h 20m

Bangkok Suvarnabhumi

Thu 2/5

2:55 am-3:25 pm

1 stop24h 30m

$793

New YorkBangkok

JFK - BKK

JFKBKK

New York John F Kennedy Intl

Mon 11/17

6:10 am-12:55 am

2 stops30h 45m

Bangkok Suvarnabhumi

Tue 12/9

11:15 pm-7:30 pm

1 stop32h 15m

$796

New YorkBangkok

JFK - BKK

JFKBKK

New York John F Kennedy Intl

Mon 11/24

12:00 pm-12:45 am

1 stop24h 45m

Bangkok Suvarnabhumi

Tue 12/9

12:55 am-1:41 pm

2 stops24h 46m

$801

New YorkBangkok

JFK - BKK

JFKBKK

New York John F Kennedy Intl

Thu 2/5

7:05 am-11:20 pm

2 stops28h 15m

Bangkok Suvarnabhumi

Mon 2/23

12:55 am-12:03 pm

2 stops23h 08m

$801

New YorkBangkok

LGA - BKK

LGABKK

New York LaGuardia

Sun 11/16

6:00 am-12:55 am

2 stops30h 55m

Bangkok Suvarnabhumi

Mon 12/8

11:15 pm-12:06 pm

2 stops24h 51m

$801

New YorkBangkok

LGA - BKK

LGABKK

New York LaGuardia

Mon 1/12

6:00 am-11:20 pm

2 stops29h 20m

Bangkok Suvarnabhumi

Thu 1/29

12:55 am-11:59 am

2 stops23h 04m

$801

New YorkHo Chi Minh City

JFK - SGN

JFKSGN

New York John F Kennedy Intl

Thu 4/2

9:59 am-11:15 pm

2 stops26h 16m

Ho Chi Minh City

Sat 4/11

11:45 pm-9:17 pm

2 stops32h 32m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Pennsylvania 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 Pennsylvania to Southeast Asia

What is the cheapest month to book a flight from Pennsylvania to Southeast Asia?

Currently, July is the cheapest month in which you can book a flight from Pennsylvania to Southeast Asia (average of $540). Flying from Pennsylvania to Southeast Asia in May is currently the most expensive (average of $907). 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.

What is the cheapest time of day to fly from PA to YJX?

Find hourly flight availability from Pennsylvania to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

When flying from Pennsylvania to Southeast Asia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 12% versus a flight in the morning.

What is the cheapest day to fly from Pennsylvania to Southeast Asia?

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Southeast Asia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pennsylvania to Southeast Asia flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Southeast Asia. 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 Pennsylvania to Southeast Asia?

    For as low as $793, United Airlines can have you in Southeast Asia from Pennsylvania in 20h 20m. Pennsylvania and Southeast Asia are separated by a distance of 8660 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pennsylvania to Southeast Asia one-way?

    The cheapest airline one-way is Etihad Airways, with whom users have recently found tickets for as low as $402. However, be on the lookout for offers from Korean Air and Asiana Airlines, as they are both options that can get you from Pennsylvania to Southeast Asia for a low price.

  • Can I find deals for flights from Pennsylvania to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Southeast Asia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Southeast Asia?

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

  • Can I find deals for business class flights from Pennsylvania to Southeast Asia?

    Yes. Cheapflights offers flight deals from Pennsylvania to Southeast Asia 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 Pennsylvania to Southeast Asia?

    Currently, July is the cheapest month in which you can book a flight from Pennsylvania to Southeast Asia (average of $540). Flying from Pennsylvania to Southeast Asia in May is currently the most expensive (average of $907). 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

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Alternative routes for Pennsylvania to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Pennsylvania to Southeast Asia

Discover the top 10 airlines that operate flights from Pennsylvania to Southeast Asia. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$568Average$1,085FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$773Average$1,337FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$830Average$1,320FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$842Average$1,310FlexibilityNo cancel feeOn-time69%
ANACheapest$855Average$1,225FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$881Average$1,200FlexibilityNo cancel feeOn-time79%
STARLUX AirlinesCheapest$893Average$1,082FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$910Average$1,220FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$976Average$1,508FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$976Average$1,340FlexibilityNo cancel feeOn-time71%

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