Thailand

$445+ Cheap flights from Philadelphia (PHL) to Thailand

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BKK
Apr 18 — Apr 251
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Thailand 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 Thailand

Cheapest flights from Philadelphia to Thailand
Explore the most affordable flight options available from Philadelphia to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 19, 2026.

This CrystalTravel deal was found by Cheapflights users on 3/16. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:30 pm
PHL
-
BKK
1 stop29h 55m
Qatar Airways
Thu 10/296:55 pm
BKK
-
PHL
1 stop25h 05m
Qatar Airways
Deal found 3/16$855
This CrystalTravel deal was found by Cheapflights users on 3/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:30 pm
PHL
-
BKK
1 stop23h 45m
Qatar Airways
Tue 9/158:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/15$861
This CrystalTravel deal was found by Cheapflights users on 3/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:30 pm
PHL
-
BKK
1 stop23h 45m
Qatar Airways
Tue 10/208:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/14$862
This IEagle deal was found by Cheapflights users on 3/18. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:30 pm
PHL
-
BKK
1 stop23h 45m
Qatar Airways
Fri 10/168:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/18$870
This IEagle deal was found by Cheapflights users on 3/17. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:50 pm
PHL
-
BKK
1 stop29h 15m
Qatar Airways
Fri 11/206:55 pm
BKK
-
PHL
1 stop26h 05m
Qatar Airways
Deal found 3/17$871
This oojo deal was found by Cheapflights users on 3/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 pm
PHL
-
BKK
1 stop29h 25m
Qatar Airways
Tue 9/298:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/18$873
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 pm
PHL
-
BKK
1 stop29h 55m
Qatar Airways
Fri 9/188:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/15$879
This FlightHub deal was found by Cheapflights users on 3/17. 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.
Mon 10/58:30 pm
PHL
-
BKK
1 stop35h 55m
Qatar Airways
Mon 11/26:55 pm
BKK
-
PHL
1 stop26h 05m
Qatar Airways
Deal found 3/17$881
This FlightHub deal was found by Cheapflights users on 3/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:50 pm
PHL
-
BKK
1 stop34h 35m
Qatar Airways
Thu 11/56:55 pm
BKK
-
PHL
1 stop26h 05m
Qatar Airways
Deal found 3/16$882
This oojo deal was found by Cheapflights users on 3/17. 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 9/98:30 pm
PHL
-
BKK
1 stop29h 55m
Qatar Airways
Tue 9/158:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/17$894
This IEagle deal was found by Cheapflights users on 3/18. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:30 pm
PHL
-
BKK
1 stop23h 45m
Qatar Airways
Sat 10/108:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/18$910
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:25 am
PHL
-
HKT
2 stops28h 30m
Etihad Airways
Sun 5/103:20 pm
HKT
-
PHL
2 stops37h 18m
Etihad Airways
Deal found 3/18$984

Find flight deals from Philadelphia to Thailand

Keep the following information in mind while searching for Philadelphia to Thailand flight deals. Data was last updated March 19, 2026.

Round-trip from

$861
(CrystalTravel)

One-way from

$445
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$984
From Philadelphia to Thailand
One-way flight from Philadelphia to Thailand
Highest demand for flights based on searches. 19% potential increase in price ($273 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Thailand 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 March 19, 2026.
Use the filters below to find and compare flights from Philadelphia to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Thu 4/30

8:25 am-7:35 am

2 stops36h 10m

Phuket City

Wed 5/6

3:20 am-5:38 pm

2 stops25h 18m

$984

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Sat 5/2

6:00 am-7:35 am

2 stops38h 35m

Phuket City

Mon 5/11

9:25 am-5:38 pm

2 stops43h 13m

$1,003

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Tue 4/28

8:25 am-11:55 pm

2 stops28h 30m

Phuket City

Mon 5/4

3:20 am-5:38 pm

2 stops25h 18m

$1,009

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Sat 5/2

10:40 am-11:55 pm

2 stops26h 15m

Phuket City

Fri 5/8

3:20 am-9:40 pm

2 stops29h 20m

$1,027

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Sun 5/3

9:02 am-11:55 pm

2 stops27h 53m

Phuket City

Sat 5/30

3:20 am-9:03 pm

2 stops28h 43m

$1,027

PhiladelphiaChiang Mai

PHL - CNX

PHLCNX

Philadelphia

Tue 5/19

8:30 pm-10:50 pm

2 stops39h 20m

Chiang Mai

Wed 6/10

1:55 pm-9:00 am

2 stops30h 05m

$1,089

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Fri 4/24

7:15 am-11:35 pm

2 stops29h 20m

Bangkok Suvarnabhumi

Wed 5/6

9:50 am-11:57 pm

2 stops25h 07m

$1,100

PhiladelphiaChiang Mai

PHL - CNX

PHLCNX

Philadelphia

Tue 4/28

6:58 pm-10:25 am

2 stops28h 27m

Chiang Mai

Tue 5/5

11:35 am-6:02 am

2 stops29h 27m

$1,116

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 9/15

3:55 pm-9:35 am

3 stops30h 40m

Bangkok Suvarnabhumi

Tue 9/29

9:35 am-7:45 am

2 stops33h 10m

$1,132

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 4/28

8:00 am-9:35 am

3 stops38h 35m

Bangkok Suvarnabhumi

Tue 5/5

3:45 pm-9:59 am

3 stops29h 14m

$1,141

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 53 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Philadelphia to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand 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 Thailand

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

Currently, July is the cheapest month in which you can book a flight from Philadelphia to Thailand (average of $594). Flying from Philadelphia to Thailand in May is currently the most expensive (average of $762). 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 PHL to TH?

Find hourly flight availability from Philadelphia to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2026.

It’s typically best to fly out from Philadelphia to Thailand at noon. Doing so could potentially save you 30% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Philadelphia to Thailand?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Thailand. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Philadelphia to Thailand flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated March 19, 2026.
Get a feel of what it's like to fly with ANA,Delta, andQatar Airways from Philadelphia to Thailand by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very good
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very good

Crew

8.7

Food

7.8

Boarding

8.6

Overall

8.4

Comfort

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Thailand. 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 Thailand?

    Most people fly from Philadelphia (PHL) if they book a flight from Philadelphia to Thailand. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • How long is the flight from Philadelphia to Thailand?

    Etihad Airways, Delta, and United Airlines can get you from Philadelphia to Thailand in just under 29h 20m. Your travel time can differ by up to 6h 50m. Philadelphia and Thailand are separated by a distance of 8720 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is ANA, with whom users have recently found tickets for as low as $402. However, be on the lookout for offers from Qatar Airways and United Airlines, as they are both options that can get you from Philadelphia to Thailand for a low price.

  • What are the most popular routes from Philadelphia to Thailand?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia to Thailand 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 Thailand?

    Currently, July is the cheapest month in which you can book a flight from Philadelphia to Thailand (average of $594). Flying from Philadelphia to Thailand in May is currently the most expensive (average of $762). 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 9 airlines flying from Philadelphia to Thailand

Discover the top 9 airlines that operate flights from Philadelphia to Thailand. 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 March 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$579Average$1,128FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$697Average$939FlexibilityNo cancel feeOn-time81%
ANACheapest$769Average$962FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$795Average$1,003FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$828Average$1,179FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$852Average$1,469FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$980Average$1,274FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$1,049Average$1,071FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$1,084Average$1,180FlexibilityNo cancel feeOn-time74%

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.