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$474+ Cheap flights from Philadelphia (PHL) to Bangkok

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BKK
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Bangkok are usually found in September or February, booked 63 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Philadelphia to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Bangkok (TH1). 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 June 12, 2025.

Round-trip from

$898
(oojo)

One-way from

$474
(FlightHub)

Popular in

August

Cheapest in

September

Average price

$1,677
From Philadelphia to Bangkok
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One-way flight from Philadelphia to Bangkok
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Highest demand for flights based on searches. 0% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Philadelphia to Bangkok

Cheapest flights from Philadelphia to Bangkok
Explore the most affordable flight options available from Philadelphia to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/318:25 pmPHL - BKK
1 stop30h 00mQatar Airways
Mon 9/88:00 pmBKK - PHL
1 stop24h 00mQatar Airways
Deal found 6/10$898
This Gurufare deal was found by Cheapflights users on 6/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:38 pmPHL - BKK
2 stops30h 22mANA
Tue 9/29:35 pmBKK - PHL
2 stops30h 46mANA
Deal found 6/11$925
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:15 pmPHL - BKK
2 stops42h 05mDelta
Wed 11/51:00 amBKK - PHL
2 stops34h 43mDelta
Deal found 6/12$928
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:00 amPHL - BKK
2 stops32h 05mKorean Air
Wed 9/179:40 pmBKK - PHL
2 stops30h 37mKorean Air
Deal found 6/10$931
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/46:52 pmPHL - BKK
3 stops42h 03mUnited Airlines
Wed 9/39:35 amBKK - PHL
2 stops39h 42mUnited Airlines
Deal found 6/9$932
This KAYAK deal was found by Cheapflights users on 6/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:30 pmPHL - BKK
2 stops28h 25mMultiple Airlines
Thu 10/28:00 pmBKK - PHL
1 stop24h 00mMultiple Airlines
Deal found 6/10$1,023
This oojo deal was found by Cheapflights users on 6/11. 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 11/256:35 pmPHL - BKK
2 stops34h 10mChina Airlines
Wed 12/32:35 amBKK - PHL
2 stops39h 26mChina Airlines
Deal found 6/11$1,029
This oojo deal was found by Cheapflights users on 6/11. 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 9/296:58 pmPHL - BKK
2 stops31h 07mEVA Air
Sun 11/92:15 amBKK - PHL
2 stops39h 25mEVA Air
Deal found 6/11$1,083
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:35 amPHL - DMK
2 stops29h 05mMultiple Airlines
Wed 9/242:40 amDMK - PHL
2 stops46h 22mMultiple Airlines
Deal found 6/10$1,167

Cheapflights Fare Finder

Customize your flight search to find flights from Philadelphia to Bangkok 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 June 12, 2025.
Use the filters below to find and compare flights from Philadelphia to Bangkok that are best for you.

Fly from

Philadelphia

Fly to

Bangkok

Route

Depart

Return

Price

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Sun 8/31

8:25 pm-1:25 pm

1 stop30h 00m

Bangkok Suvarnabhumi

Mon 9/8

8:00 pm-9:00 am

1 stop24h 00m

$898

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 8/12

12:38 pm-6:00 am

2 stops30h 22m

Bangkok Suvarnabhumi

Tue 9/2

9:35 pm-5:21 pm

2 stops30h 46m

$925

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 10/27

6:15 pm-11:20 pm

2 stops42h 05m

Bangkok Suvarnabhumi

Tue 11/4

11:15 pm-5:29 pm

2 stops30h 14m

$928

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 9/9

6:00 am-1:05 am

2 stops32h 05m

Bangkok Suvarnabhumi

Wed 9/17

9:40 pm-5:17 pm

2 stops30h 37m

$931

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 8/4

6:52 pm-11:55 pm

3 stops42h 03m

Bangkok Suvarnabhumi

Wed 9/3

9:35 am-2:17 pm

2 stops39h 42m

$932

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Wed 9/24

8:30 pm-11:55 am

2 stops28h 25m

Bangkok Suvarnabhumi

Thu 10/2

8:00 pm-9:00 am

1 stop24h 00m

$1,023

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 11/25

6:35 pm-9:50 am

2 stops27h 15m

Bangkok Suvarnabhumi

Wed 12/3

2:35 am-6:01 am

2 stops39h 26m

$1,029

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 9/29

6:58 pm-1:05 pm

2 stops31h 07m

Bangkok Suvarnabhumi

Sun 11/9

2:15 am-5:40 am

2 stops39h 25m

$1,083

PhiladelphiaBangkok

PHL - DMK

PHLDMK

Philadelphia

Wed 9/17

10:35 am-2:40 am

2 stops29h 05m

Bangkok Don Mueang Intl

Wed 9/24

2:40 am-2:02 pm

2 stops46h 22m

$1,167

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 8/18

8:25 pm-6:15 am

1 stop22h 50m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 21 results
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Best time to book a flight from Philadelphia to Bangkok

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

How far ahead should I book a flight from Philadelphia to Bangkok?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Bangkok. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Bangkok, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Philadelphia to Bangkok (average of $953). Flying from Philadelphia to Bangkok in December is currently the most expensive (average of $1,574). 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 BKK?

Find hourly flight availability from Philadelphia to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 10% on flights from Philadelphia to Bangkok by exploring options for tickets at noon.

Rainfall in Bangkok by month

Plan your trip to Bangkok by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Bangkok when rainfall is around 0.4 in.

Temperature in Bangkok by month

Plan your trip to Bangkok by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated June 12, 2025.
To help decide which airline to fly from Philadelphia to Bangkok, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. 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.
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Japan Airlines
8.3
Very good
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

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

    Philadelphia (PHL) is the airport you will fly out of if you book a flight from Philadelphia to Bangkok. You should not have trouble finding flights to Bangkok from Philadelphia; the airport handles an average of 0 outbound flights to Bangkok per day. You should also have plenty of airline options to choose from since 10 airlines have flights from the Philadelphia airport to Bangkok. It is only a 7.0 mi journey to Philadelphia (PHL) from Philadelphia’s city center.

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

    Qatar Airways, at $898, was found to be the cheapest airline from Philadelphia to Bangkok.Alternate airlines to your destination round-trip include ANA and Delta. Qatar Airways is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Philadelphia to Bangkok are Qatar Airways ($474), Japan Airlines ($522), and ANA ($527).

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Philadelphia to Bangkok (average of $953). Flying from Philadelphia to Bangkok in December is currently the most expensive (average of $1,574). 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 Philadelphia to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Suvarnabhumi flights
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LaGuardia to Suvarnabhumi flights
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Dulles Intl to Don Mueang Intl flights
John F Kennedy Intl to Phuket City flights
Newark to Phuket City flights
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Dulles Intl to Phuket City flights
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Dulles Intl to Ko Samui flights
Reagan-National to Phuket City flights
Dulles Intl to Chiang Mai flights
John F Kennedy Intl to Chiang Mai flights
Philadelphia to Phuket City flights
Newark to Chiang Mai flights
Reagan-National to Chiang Mai flights
John F Kennedy Intl to Ko Samui flights
John F Kennedy Intl to Krabi flights
Newark to Krabi flights
LaGuardia to Chiang Mai flights
Newark to Ko Samui flights
State College to Suvarnabhumi flights
Reagan-National to Ko Samui flights
Pittsburgh to Phuket City flights
Dulles Intl to Krabi flights
John F Kennedy Intl to Rayong flights
LaGuardia to Don Mueang Intl flights
Harrisburg to Suvarnabhumi flights
Philadelphia to Chiang Mai flights
Newark to Chiang Rai flights
John F Kennedy Intl to Hat Yai flights
John F Kennedy Intl to Chiang Rai flights
Reagan-National to Krabi flights

Top 10 airlines flying from Philadelphia to Bangkok

Discover the top 10 airlines that operate flights from Philadelphia to Bangkok. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$883Average$1,341FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$911Average$1,382FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$932Average$1,261FlexibilityNo cancel feeOn-time81%
ANACheapest$1,024Average$1,290FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$1,054Average$1,132FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$1,089Average$1,167FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$1,111Average$1,187FlexibilityNo cancel feeOn-time74%
DeltaCheapest$1,112Average$1,999FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$1,256Average$1,448FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$1,285Average$1,783FlexibilityNo cancel feeOn-time71%

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