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Cheap flights from Bangkok to Philadelphia from ฿14,147

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — PHL
17 Nov — 24 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Bangkok to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Philadelphia (PHL). 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 18 October 2025.

Round-trip from

฿30,254

One-way from

฿14,147

Popular in

July

Cheapest in

February

Average price

฿41,559
23/12-6/1
  • 23/12-6/1
  • 4 total stops
  • 82h 47m total
  • Bangkok to Philadelphia
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10/11
  • 10/11
  • 3 total stops
  • 44h 36m total
  • Bangkok to Philadelphia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (฿189,728 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿51,129 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Bangkok to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Philadelphia
Explore the most affordable flight options available from Bangkok to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 October 2025.

Tue 23/1223:50BKK - PHL
2 stops41h 47mMultiple Airlines
Tue 6/107:00PHL - BKK
2 stops41h 00mMultiple Airlines
Deal found 17/10฿30,254
Mon 22/1219:50BKK - PHL
1 stop25h 10mMultiple Airlines
Mon 5/107:00PHL - BKK
2 stops41h 35mMultiple Airlines
Deal found 17/10฿36,854
Wed 24/1211:20BKK - PHL
2 stops30h 17mMultiple Airlines
Tue 6/118:44PHL - BKK
2 stops28h 01mMultiple Airlines
Deal found 17/10฿37,083
Thu 11/1209:05BKK - PHL
1 stop36h 15mQatar Airways
Wed 14/119:50PHL - BKK
1 stop29h 15mQatar Airways
Deal found 16/10฿37,736
Wed 3/1217:15BKK - PHL
2 stops24h 31mMultiple Airlines
Thu 11/1207:06PHL - BKK
2 stops41h 29mMultiple Airlines
Deal found 16/10฿37,867
Thu 11/1223:15BKK - PHL
2 stops34h 25mเดลต้า
Wed 14/119:20PHL - BKK
2 stops38h 10mเดลต้า
Deal found 16/10฿38,586
Sat 20/1200:55BKK - PHL
2 stops35h 00mเดลต้า
Mon 5/112:59PHL - BKK
2 stops47h 46mเดลต้า
Deal found 17/10฿38,618
Tue 2/1200:55BKK - PHL
2 stops24h 24mKorean Air
Wed 10/1206:00PHL - BKK
2 stops29h 20mKorean Air
Deal found 16/10฿38,749
Wed 3/1220:30BKK - PHL
1 stop24h 50mQatar Airways
Thu 11/1219:40PHL - BKK
1 stop28h 35mQatar Airways
Deal found 16/10฿38,912
Thu 4/1209:05BKK - PHL
1 stop36h 15mQatar Airways
Thu 11/1219:40PHL - BKK
1 stop29h 25mQatar Airways
Deal found 16/10฿39,010
Wed 3/1220:30BKK - PHL
1 stop24h 50mQatar Airways
Tue 9/1219:40PHL - BKK
1 stop34h 45mQatar Airways
Deal found 16/10฿39,566
Mon 1/1208:15BKK - PHL
1 stop36h 50mQatar Airways
Tue 9/1219:40PHL - BKK
1 stop34h 45mQatar Airways
Deal found 16/10฿39,664

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok to Philadelphia 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 17,341 searches. Data last updated 18 October 2025.
Use the filters below to find and compare flights from Bangkok to Philadelphia that are best for you.

Fly from

Bangkok

Fly to

Philadelphia

Route

Depart

Return

Price

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 11/12

23:15-21:40

2 stops34h 25m

Philadelphia

Wed 14/1

19:20-21:30

2 stops38h 10m

฿38,586

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Wed 4/3

00:55-22:56

2 stops34h 01m

Philadelphia

Tue 10/3

09:42-00:45

2 stops28h 03m

฿38,618

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Mon 22/12

00:55-00:27

2 stops35h 32m

Philadelphia

Tue 6/1

06:00-00:45

2 stops30h 45m

฿38,618

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Sun 21/12

09:40-23:55

2 stops26h 15m

Philadelphia

Tue 6/1

06:00-00:45

2 stops30h 45m

฿38,618

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Tue 2/12

00:55-13:19

2 stops24h 24m

Philadelphia

Wed 10/12

06:00-23:20

2 stops29h 20m

฿38,749

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 4/12

21:30-12:43

2 stops27h 13m

Philadelphia

Wed 10/12

06:00-23:20

2 stops29h 20m

฿38,749

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 4/12

21:30-12:43

2 stops27h 13m

Philadelphia

Fri 12/12

06:45-00:55

2 stops30h 10m

฿38,749

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 19/3

18:55-09:00

1 stop25h 05m

Philadelphia

Sun 22/3

20:50-06:15

1 stop22h 25m

฿40,219

BangkokPhiladelphia

DMK - PHL

DMKPHL

Bangkok Don Mueang Intl

Sat 20/12

02:30-22:46

2 stops32h 16m

Philadelphia

Sat 3/1

09:20-05:35

3 stops32h 15m

฿65,017

BangkokPhiladelphia

DMK - PHL

DMKPHL

Bangkok Don Mueang Intl

Tue 2/12

20:55-00:26

3 stops39h 31m

฿16,532

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 29 results
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Best time to book a flight from Bangkok to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Bangkok with our price prediction graph.
Estimated return 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 Bangkok to Philadelphia

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

Currently, March is the cheapest month in which you can book a flight from Bangkok to Philadelphia (average of ฿20,812). Flying from Bangkok to Philadelphia in August is currently the most expensive (average of ฿36,200). 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 BKK to PHL?

Find hourly flight availability from Bangkok to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 October 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 53% on flights from Bangkok to Philadelphia by exploring options for tickets in the morning.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated 18 October 2025.
Read reviews from past customers who have flown with Korean Air and Qatar Airways from Bangkok to Philadelphia. 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.
Korean Air
8.4
Very Good
1,150 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,150 reviews
Korean Air
8.4
Very Good
1,150 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Qatar Airways
7.4
Good
3,652 reviews
Korean Air
8.4
Very Good
1,150 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

    Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from Bangkok. On average, Philadelphia has 0 inbound flights from Bangkok per day from 2 airlines. Philadelphia is conveniently located just 11.2 km from Philadelphia’s city centre.

  • How long is the flight from Bangkok to Philadelphia?

    A quick flight from Bangkok to Philadelphia can take about 34h 25m. เดลต้า provides one of the quickest options available for as low as ฿38,586. There are 14033 km between Bangkok and Philadelphia.

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

    According to our current data, Korean Air (฿35,993), and Qatar Airways (฿40,822) offers the cheapest pricing from Bangkok to Philadelphia. Korean Air is currently priced 24% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Bangkok to Philadelphia (average of ฿20,812). Flying from Bangkok to Philadelphia in August is currently the most expensive (average of ฿36,200). 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 Bangkok to Philadelphia

Discover the top 2 airlines that operate flights from Bangkok to Philadelphia. 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 17,341 searches. Data last updated 18 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿35,993Average฿41,554FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Qatar AirwaysCheapest฿40,822Average฿44,185FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Bangkok to Philadelphia?

When you search for this flight from Bangkok to Philadelphia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Philadelphia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bangkok to Philadelphia.

Can Cheapflights find flights from Bangkok to Philadelphia with no change fees?

Need flexible booking options for your flight to Philadelphia from Bangkok? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Bangkok to Philadelphia become cheaper?

Yes! Start tracking prices for Bangkok to Philadelphia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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