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$491+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BKK
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
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Cheap 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 July 16, 2026.

This oojo deal was found by Cheapflights users on 7/13. 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 10/19:30 pm
PHL
-
BKK
1 stop28h 25m
Qatar Airways
Wed 10/142:30 am
BKK
-
PHL
1 stop23h 35m
Qatar Airways
Deal found 7/13$929
This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:30 pm
PHL
-
BKK
1 stop28h 25m
Qatar Airways
Wed 9/233:00 am
BKK
-
PHL
1 stop22h 30m
Qatar Airways
Deal found 7/12$931
This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:30 pm
PHL
-
BKK
1 stop28h 55m
Qatar Airways
Wed 9/29:15 am
BKK
-
PHL
1 stop40h 15m
Qatar Airways
Deal found 7/12$932
This Trip.com deal was found by Cheapflights users on 7/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:30 pm
PHL
-
BKK
1 stop21h 50m
Qatar Airways
Wed 9/22:30 am
BKK
-
PHL
1 stop23h 00m
Qatar Airways
Deal found 7/13$947
This FlightHub deal was found by Cheapflights users on 7/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:30 pm
PHL
-
BKK
1 stop28h 25m
Qatar Airways
Wed 9/22:30 am
BKK
-
PHL
1 stop23h 00m
Qatar Airways
Deal found 7/12$950
This FlightHub deal was found by Cheapflights users on 7/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:30 pm
PHL
-
BKK
1 stop34h 55m
Qatar Airways
Wed 9/22:30 am
BKK
-
PHL
1 stop23h 00m
Qatar Airways
Deal found 7/12$953
This oojo deal was found by Cheapflights users on 7/13. 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 9/19:30 pm
PHL
-
BKK
1 stop21h 50m
Qatar Airways
Sun 9/63:00 am
BKK
-
PHL
1 stop22h 30m
Qatar Airways
Deal found 7/13$954
This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:30 pm
PHL
-
BKK
1 stop23h 05m
Qatar Airways
Fri 9/113:00 am
BKK
-
PHL
1 stop22h 30m
Qatar Airways
Deal found 7/12$968
This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:30 pm
PHL
-
BKK
1 stop22h 10m
Qatar Airways
Sat 11/72:00 am
BKK
-
PHL
1 stop24h 40m
Qatar Airways
Deal found 7/12$970
This Justfly.com deal was found by Cheapflights users on 7/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:30 pm
PHL
-
BKK
1 stop28h 55m
Qatar Airways
Mon 11/93:00 am
BKK
-
PHL
1 stop23h 40m
Qatar Airways
Deal found 7/12$983
This oojo deal was found by Cheapflights users on 7/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:30 pm
PHL
-
BKK
1 stop23h 05m
Qatar Airways
Sun 8/302:30 am
BKK
-
PHL
1 stop23h 00m
Qatar Airways
Deal found 7/12$984
This Qatar Airways deal was found by Cheapflights users on 7/16. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:30 pm
PHL
-
DMK
2 stops26h 35m
Multiple Airlines
Sat 10/249:15 am
DMK
-
PHL
2 stops41h 25m
Multiple Airlines
Deal found 7/16$1,271

Find 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 July 16, 2026.

Round-trip from

$929
(oojo)

One-way from

$491
(SmartFares)

Popular in

June

Cheapest in

February

Average price

$1,236
From Philadelphia to Bangkok
Search Deals
One-way flight from Philadelphia to Bangkok
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 16, 2026.
Use the filters below to find and compare flights from Philadelphia to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Wed 9/9

9:30 pm-1:25 pm

1 stop28h 55m

Bangkok Suvarnabhumi

Mon 9/14

2:30 am-2:30 pm

1 stop23h 00m

$954

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Wed 9/9

9:09 am-11:55 pm

2 stops27h 46m

Bangkok Suvarnabhumi

Mon 9/14

3:15 am-6:04 pm

2 stops25h 49m

$1,037

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Sun 8/30

6:05 pm-6:45 am

2 stops25h 40m

Bangkok Suvarnabhumi

Thu 9/10

3:15 am-10:27 pm

2 stops30h 12m

$1,037
Quickest round-trip

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Fri 9/18

9:30 pm-6:20 am

1 stop21h 50m

Bangkok Suvarnabhumi

Sat 10/10

2:30 am-3:05 pm

1 stop23h 35m

$1,090

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 9/8

11:04 am-8:00 pm

3 stops45h 56m

Bangkok Suvarnabhumi

Mon 10/5

12:35 pm-5:54 pm

2 stops40h 19m

$1,201

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 8/4

9:30 pm-1:25 pm

1 stop28h 55m

Bangkok Suvarnabhumi

Sat 11/7

9:25 pm-2:40 pm

2 stops29h 15m

$1,237

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 8/4

9:30 pm-1:25 pm

1 stop28h 55m

Bangkok Suvarnabhumi

Mon 8/24

2:30 am-2:30 pm

1 stop23h 00m

$1,261

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Tue 7/21

6:00 am-4:35 am

2 stops35h 35m

Bangkok Suvarnabhumi

Tue 7/28

9:35 am-5:31 am

3 stops54h 56m

$1,307

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Mon 8/10

6:00 am-4:35 am

2 stops35h 35m

Bangkok Suvarnabhumi

Fri 9/4

7:00 am-8:55 pm

2 stops24h 55m

$1,309

PhiladelphiaBangkok

PHL - BKK

PHLBKK

Philadelphia

Sat 7/25

8:05 am-9:35 am

3 stops38h 30m

Bangkok Suvarnabhumi

Tue 8/4

9:35 am-2:10 pm

2 stops39h 35m

$1,311

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 41 resultsSorted by cheapest first
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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

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 $658). Flying from Philadelphia to Bangkok in June is currently the most expensive (average of $1,005). 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.

How much does it cost to fly round-trip from Philadelphia to Bangkok?

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

To ensure you get the cheapest price possible for a flight from Philadelphia to Bangkok, you should look to book at least 53 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.

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 July 16, 2026.
Peruse reviews from past customers who have flown with ANA,Delta, andUnited Airlines from Philadelphia to Bangkok to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.
ANA
8.3
Very good
1,271 reviews
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.
Delta
7.8
Good
8,471 reviews
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.
United Airlines
7.4
Good
9,993 reviews
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.
Qatar Airways
7.3
Good
3,743 reviews
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.
Air Canada
7.1
Good
11,346 reviews
ANA
8.3
Very good
1,271 reviews

Overall

8.3

Crew

8.7

Entertainment

7.9

Food

7.7

Comfort

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

IAH - HND

Outstanding service on board. Loved that we got to use Polaris Lounge at IAH. On time and terrific trip.

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 11 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.

  • How long is the flight from Philadelphia to Bangkok?

    Airlines like Qatar Airways, SWISS, and Emirates fly from Philadelphia to Bangkok in about 28h 55m. The time it takes to get you to your destination can typically vary by up to 17h 01m. Airlines will cover a distance of 8720 mi. This flight may include one or multiple stops.

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

    Korean Air, at $697, was found to be the cheapest airline from Philadelphia to Bangkok.Alternate airlines to your destination round-trip include Delta and United Airlines. Korean Air is 38% 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 ANA ($402), Qatar Airways ($410), and United Airlines ($414).

  • 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 $658). Flying from Philadelphia to Bangkok in June is currently the most expensive (average of $1,005). 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 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 July 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$697Average$939FlexibilityNo cancel feeOn-time81%
DeltaCheapest$719Average$911FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$760Average$981FlexibilityNo cancel feeOn-time69%
ANACheapest$763Average$962FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$824Average$1,053FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$857Average$1,467FlexibilityNo cancel feeOn-time67%
STARLUX AirlinesCheapest$915Average$2,016FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$937Average$1,040FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$980Average$1,305FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$1,049Average$1,177FlexibilityNo cancel feeOn-time79%

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