Thailand

$435+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BKK
Apr 2 — Apr 91
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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 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/27. 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 3/38:02 am
PHL
-
BKK
3 stops39h 23m
United Airlines
Wed 6/33:45 pm
BKK
-
PHL
3 stops34h 02m
United Airlines
Deal found 2/27$799
This United Airlines deal was found by Cheapflights users on 2/26. 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 3/96:20 pm
PHL
-
BKK
2 stops54h 05m
United Airlines
Mon 3/164:55 pm
BKK
-
PHL
2 stops49h 20m
United Airlines
Deal found 2/26$827
This CrystalTravel deal was found by Cheapflights users on 3/3. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:30 pm
PHL
-
BKK
1 stop23h 35m
Qatar Airways
Fri 5/299:05 am
BKK
-
PHL
1 stop34h 55m
Qatar Airways
Deal found 3/3$855
This CrystalTravel deal was found by Cheapflights users on 2/28. 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 4/278:30 pm
PHL
-
BKK
1 stop29h 25m
Qatar Airways
Mon 5/259:05 am
BKK
-
PHL
1 stop34h 55m
Qatar Airways
Deal found 2/28$856
This United Airlines deal was found by Cheapflights users on 2/28. 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
-
BKK
2 stops53h 05m
United Airlines
Thu 3/124:55 pm
BKK
-
PHL
2 stops25h 20m
United Airlines
Deal found 2/28$860
This FlightHub deal was found by Cheapflights users on 2/27. 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 9/155:56 pm
PHL
-
BKK
2 stops35h 44m
STARLUX Airlines
Tue 9/291:10 pm
BKK
-
PHL
2 stops27h 17m
STARLUX Airlines
Deal found 2/27$861
This oojo deal was found by Cheapflights users on 3/3. 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.
Thu 10/18:30 pm
PHL
-
BKK
1 stop29h 55m
Qatar Airways
Thu 10/158:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/3$862
This FlightHub deal was found by Cheapflights users on 3/1. 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.
Tue 3/318:40 pm
PHL
-
BKK
1 stop35h 45m
Qatar Airways
Tue 4/79:15 am
BKK
-
PHL
1 stop34h 50m
Qatar Airways
Deal found 3/1$863
This oojo deal was found by Cheapflights users on 2/27. 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 11/97:50 pm
PHL
-
BKK
1 stop29h 15m
Qatar Airways
Mon 11/238:15 am
BKK
-
PHL
1 stop36h 45m
Qatar Airways
Deal found 2/27$865
This FlightHub deal was found by Cheapflights users on 3/1. 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.
Thu 9/178:30 pm
PHL
-
BKK
1 stop29h 55m
Qatar Airways
Tue 9/298:00 pm
BKK
-
PHL
1 stop24h 00m
Qatar Airways
Deal found 3/1$866
This Delta deal was found by Cheapflights users on 2/28. 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 3/96:05 am
PHL
-
CNX
2 stops29h 50m
Delta
Tue 3/2412:15 am
CNX
-
PHL
2 stops35h 42m
Delta
Deal found 2/28$891
This Delta deal was found by Cheapflights users on 2/28. 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 3/86:49 pm
PHL
-
CNX
2 stops41h 06m
Delta
Tue 3/2412:15 am
CNX
-
PHL
2 stops35h 42m
Delta
Deal found 2/28$896

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 3, 2026.

Round-trip from

$855
(CrystalTravel)

One-way from

$435
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,010
From Philadelphia to Thailand
One-way flight from Philadelphia to Thailand
Highest demand for flights based on searches. 20% potential increase in price ($285 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($40 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 3, 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

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 3/9

7:45 pm-11:25 am

3 stops52h 40m

Bangkok Suvarnabhumi

Mon 3/16

4:55 pm-7:15 am

2 stops49h 20m

$872

PhiladelphiaChiang Mai

PHL - CNX

PHLCNX

Philadelphia

Mon 3/9

6:05 am-10:55 pm

2 stops29h 50m

Chiang Mai

Tue 3/24

12:15 am-12:57 am

2 stops35h 42m

$891

PhiladelphiaChiang Mai

PHL - CNX

PHLCNX

Philadelphia

Sun 3/8

6:49 pm-10:55 pm

2 stops41h 06m

Chiang Mai

Tue 3/24

12:15 am-12:57 am

2 stops35h 42m

$896

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 3/9

8:45 pm-7:25 pm

1 stop35h 40m

Bangkok Suvarnabhumi

Mon 3/16

5:40 am-9:00 am

2 stops38h 20m

$985

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Mon 4/27

7:03 am-10:10 pm

2 stops52h 07m

Phuket City

Mon 5/4

11:25 pm-8:53 pm

2 stops32h 28m

$987

PhiladelphiaPhuket City

PHL - HKT

PHLHKT

Philadelphia

Fri 5/1

7:03 am-10:10 pm

2 stops52h 07m

Phuket City

Wed 5/13

11:25 pm-3:00 pm

2 stops26h 35m

$987

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Wed 4/15

12:55 pm-9:35 am

3 stops33h 40m

Bangkok Suvarnabhumi

Thu 4/30

9:35 am-9:41 pm

2 stops47h 06m

$1,022

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 5/4

6:39 pm-9:35 am

3 stops51h 56m

Bangkok Suvarnabhumi

Fri 6/5

9:35 am-7:50 am

2 stops33h 15m

$1,026

PhiladelphiaChiang Mai

PHL - CNX

PHLCNX

Philadelphia

Tue 4/14

7:25 am-10:20 am

2 stops39h 55m

Chiang Mai

Thu 4/23

11:20 am-6:02 am

2 stops29h 42m

$1,072

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Fri 4/17

6:17 am-9:35 am

3 stops40h 18m

Bangkok Suvarnabhumi

Wed 4/22

3:45 pm-10:28 am

3 stops29h 43m

$1,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $610). Flying from Philadelphia to Thailand in May is currently the most expensive (average of $767). 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 3, 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 3, 2026.
Get a feel of what it's like to fly with ANA, Delta, and Qatar 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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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

Boarding

8.5

Crew

8.7

Entertainment

7.9

Overall

8.4

Comfort

8.2

Food

7.7

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?

    United Airlines, Delta, and Qatar Airways can get you from Philadelphia to Thailand in just under 29h 50m. Your travel time can differ by up to 22h 50m. Philadelphia and Thailand are separated by a distance of 8362 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 $610). Flying from Philadelphia to Thailand in May is currently the most expensive (average of $767). 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 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 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$579Average$1,009FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$714Average$939FlexibilityNo cancel feeOn-time81%
ANACheapest$769Average$965FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$795Average$1,008FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$829Average$1,207FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$852Average$1,469FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$958Average$1,083FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$980Average$1,310FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,084Average$1,180FlexibilityNo cancel feeOn-time74%

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